From c738542201d4d6f960184cb913055322138c1b46 Mon Sep 17 00:00:00 2001 From: TheFox0x7 Date: Mon, 5 Aug 2024 06:04:39 +0000 Subject: [PATCH] Open telemetry integration (#3972) This PR adds opentelemetry and chi wrapper to have basic instrumentation ## Draft release notes - Features - [PR](https://codeberg.org/forgejo/forgejo/pulls/3972): add support for basic request tracing with opentelemetry Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/3972 Reviewed-by: Earl Warren Co-authored-by: TheFox0x7 Co-committed-by: TheFox0x7 --- .forgejo/workflows/testing.yml | 5 + .golangci.yml | 1 + assets/go-licenses.json | 79 +++++++- custom/conf/app.example.ini | 68 ++++++- go.mod | 16 +- go.sum | 33 +++- modules/opentelemetry/otel.go | 96 ++++++++++ modules/opentelemetry/otel_test.go | 121 +++++++++++++ modules/opentelemetry/resource.go | 90 ++++++++++ modules/opentelemetry/resource_test.go | 73 ++++++++ modules/opentelemetry/traces.go | 98 ++++++++++ modules/opentelemetry/traces_test.go | 114 ++++++++++++ modules/setting/opentelemetry.go | 199 ++++++++++++++++++++ modules/setting/opentelemetry_test.go | 239 +++++++++++++++++++++++++ modules/setting/setting.go | 1 + release-notes/3972.md | 1 + routers/common/middleware.go | 4 + routers/init.go | 2 + routers/install/routes_test.go | 51 ++++++ 19 files changed, 1281 insertions(+), 10 deletions(-) create mode 100644 modules/opentelemetry/otel.go create mode 100644 modules/opentelemetry/otel_test.go create mode 100644 modules/opentelemetry/resource.go create mode 100644 modules/opentelemetry/resource_test.go create mode 100644 modules/opentelemetry/traces.go create mode 100644 modules/opentelemetry/traces_test.go create mode 100644 modules/setting/opentelemetry.go create mode 100644 modules/setting/opentelemetry_test.go create mode 100644 release-notes/3972.md diff --git a/.forgejo/workflows/testing.yml b/.forgejo/workflows/testing.yml index 13d01011e3..8b4fa7a612 100644 --- a/.forgejo/workflows/testing.yml +++ b/.forgejo/workflows/testing.yml @@ -57,6 +57,10 @@ jobs: MINIO_DOMAIN: minio MINIO_ROOT_USER: 123456 MINIO_ROOT_PASSWORD: 12345678 + jaeger: + image: docker.io/jaegertracing/all-in-one:1.58 + env: + COLLECTOR_OTLP_ENABLED: true steps: - uses: https://code.forgejo.org/actions/checkout@v3 - uses: https://code.forgejo.org/actions/setup-go@v4 @@ -91,6 +95,7 @@ jobs: RACE_ENABLED: 'true' TAGS: bindata TEST_ELASTICSEARCH_URL: http://elasticsearch:9200 + TEST_OTEL_URL: http://jaeger:4317 test-remote-cacher: if: ${{ !startsWith(vars.ROLE, 'forgejo-') }} runs-on: docker diff --git a/.golangci.yml b/.golangci.yml index 640fbb938f..99cd6aec7b 100644 --- a/.golangci.yml +++ b/.golangci.yml @@ -17,6 +17,7 @@ linters: - nakedret - nolintlint - revive + - spancheck - staticcheck - stylecheck - tenv diff --git a/assets/go-licenses.json b/assets/go-licenses.json index d8bdb6644c..886d88438b 100644 --- a/assets/go-licenses.json +++ b/assets/go-licenses.json @@ -254,6 +254,11 @@ "path": "github.com/caddyserver/zerossl/LICENSE", "licenseText": "MIT License\n\nCopyright (c) 2024 Matthew Holt\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE." }, + { + "name": "github.com/cenkalti/backoff/v4", + "path": "github.com/cenkalti/backoff/v4/LICENSE", + "licenseText": "The MIT License (MIT)\n\nCopyright (c) 2014 Cenk Altı\n\nPermission is hereby granted, free of charge, to any person obtaining a copy of\nthis software and associated documentation files (the \"Software\"), to deal in\nthe Software without restriction, including without limitation the rights to\nuse, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\nthe Software, and to permit persons to whom the Software is furnished to do so,\nsubject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\nFOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\nCOPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\nIN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\nCONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\n" + }, { "name": "github.com/cention-sany/utf7", "path": "github.com/cention-sany/utf7/LICENSE", @@ -364,6 +369,11 @@ "path": "github.com/felixge/fgprof/LICENSE.txt", "licenseText": "The MIT License (MIT)\nCopyright © 2020 Felix Geisendörfer \u003cfelix@felixge.de\u003e\n\nPermission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\n" }, + { + "name": "github.com/felixge/httpsnoop", + "path": "github.com/felixge/httpsnoop/LICENSE.txt", + "licenseText": "Copyright (c) 2016 Felix Geisendörfer (felix@debuggable.com)\n\n Permission is hereby granted, free of charge, to any person obtaining a copy\n of this software and associated documentation files (the \"Software\"), to deal\n in the Software without restriction, including without limitation the rights\n to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n copies of the Software, and to permit persons to whom the Software is\n furnished to do so, subject to the following conditions:\n\n The above copyright notice and this permission notice shall be included in\n all copies or substantial portions of the Software.\n\n THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n THE SOFTWARE.\n" + }, { "name": "github.com/fsnotify/fsnotify", "path": "github.com/fsnotify/fsnotify/LICENSE", @@ -449,6 +459,16 @@ "path": "github.com/go-ldap/ldap/v3/LICENSE", "licenseText": "The MIT License (MIT)\n\nCopyright (c) 2011-2015 Michael Mitton (mmitton@gmail.com)\nPortions copyright (c) 2015-2016 go-ldap Authors\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE.\n" }, + { + "name": "github.com/go-logr/logr", + "path": "github.com/go-logr/logr/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. 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In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"{}\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright {yyyy} {name of copyright owner}\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "github.com/go-logr/stdr", + "path": "github.com/go-logr/stdr/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. 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For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. 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Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, { "name": "github.com/go-sql-driver/mysql", "path": "github.com/go-sql-driver/mysql/LICENSE", @@ -569,6 +589,11 @@ "path": "github.com/gorilla/sessions/LICENSE", "licenseText": "Copyright (c) 2023 The Gorilla Authors. All rights reserved.\n\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are\nmet:\n\n\t * Redistributions of source code must retain the above copyright\nnotice, this list of conditions and the following disclaimer.\n\t * Redistributions in binary form must reproduce the above\ncopyright notice, this list of conditions and the following disclaimer\nin the documentation and/or other materials provided with the\ndistribution.\n\t * Neither the name of Google Inc. nor the names of its\ncontributors may be used to endorse or promote products derived from\nthis software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\nLIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\nA PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\nOWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\nSPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\nLIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\nDATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\nTHEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n" }, + { + "name": "github.com/grpc-ecosystem/grpc-gateway/v2", + "path": "github.com/grpc-ecosystem/grpc-gateway/v2/LICENSE", + "licenseText": "Copyright (c) 2015, Gengo, Inc.\nAll rights reserved.\n\nRedistribution and use in source and binary forms, with or without modification,\nare permitted provided that the following conditions are met:\n\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n\n * Neither the name of Gengo, Inc. nor the names of its\n contributors may be used to endorse or promote products derived from this\n software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\nANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\nWARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\nDISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR\nANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\nLOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON\nANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\nSOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n" + }, { "name": "github.com/hashicorp/go-cleanhttp", "path": "github.com/hashicorp/go-cleanhttp/LICENSE", @@ -854,6 +879,11 @@ "path": "github.com/rhysd/actionlint/LICENSE.txt", "licenseText": "the MIT License\n\nCopyright (c) 2021 rhysd\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies\nof the Software, and to permit persons to whom the Software is furnished to do so,\nsubject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,\nINCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR\nPURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\nLIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,\nTORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR\nTHE USE OR OTHER DEALINGS IN THE SOFTWARE.\n\n" }, + { + "name": "github.com/riandyrn/otelchi", + "path": "github.com/riandyrn/otelchi/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [2021] [Riandy Rahman Nugraha]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, { "name": "github.com/rivo/uniseg", "path": "github.com/rivo/uniseg/LICENSE.txt", @@ -989,6 +1019,46 @@ "path": "go.etcd.io/bbolt/LICENSE", "licenseText": "The MIT License (MIT)\n\nCopyright (c) 2013 Ben Johnson\n\nPermission is hereby granted, free of charge, to any person obtaining a copy of\nthis software and associated documentation files (the \"Software\"), to deal in\nthe Software without restriction, including without limitation the rights to\nuse, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\nthe Software, and to permit persons to whom the Software is furnished to do so,\nsubject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\nFOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\nCOPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\nIN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\nCONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\n" }, + { + "name": "go.opentelemetry.io/otel", + "path": "go.opentelemetry.io/otel/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/exporters/otlp/otlptrace", + "path": "go.opentelemetry.io/otel/exporters/otlp/otlptrace/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc", + "path": "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp", + "path": "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/metric", + "path": "go.opentelemetry.io/otel/metric/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/sdk", + "path": "go.opentelemetry.io/otel/sdk/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/otel/trace", + "path": "go.opentelemetry.io/otel/trace/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "go.opentelemetry.io/proto/otlp", + "path": "go.opentelemetry.io/proto/otlp/LICENSE", + "licenseText": " Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, { "name": "go.uber.org/atomic", "path": "go.uber.org/atomic/LICENSE.txt", @@ -1055,8 +1125,13 @@ "licenseText": "Copyright (c) 2009 The Go Authors. All rights reserved.\n\nRedistribution and use in source and binary forms, with or without\nmodification, are permitted provided that the following conditions are\nmet:\n\n * Redistributions of source code must retain the above copyright\nnotice, this list of conditions and the following disclaimer.\n * Redistributions in binary form must reproduce the above\ncopyright notice, this list of conditions and the following disclaimer\nin the documentation and/or other materials provided with the\ndistribution.\n * Neither the name of Google Inc. nor the names of its\ncontributors may be used to endorse or promote products derived from\nthis software without specific prior written permission.\n\nTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\nLIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\nA PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\nOWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\nSPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\nLIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\nDATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\nTHEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\nOF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n" }, { - "name": "google.golang.org/genproto/googleapis/rpc/status", - "path": "google.golang.org/genproto/googleapis/rpc/status/LICENSE", + "name": "google.golang.org/genproto/googleapis/api/httpbody", + "path": "google.golang.org/genproto/googleapis/api/httpbody/LICENSE", + "licenseText": "\n Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" + }, + { + "name": "google.golang.org/genproto/googleapis/rpc", + "path": "google.golang.org/genproto/googleapis/rpc/LICENSE", "licenseText": "\n Apache License\n Version 2.0, January 2004\n http://www.apache.org/licenses/\n\n TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION\n\n 1. Definitions.\n\n \"License\" shall mean the terms and conditions for use, reproduction,\n and distribution as defined by Sections 1 through 9 of this document.\n\n \"Licensor\" shall mean the copyright owner or entity authorized by\n the copyright owner that is granting the License.\n\n \"Legal Entity\" shall mean the union of the acting entity and all\n other entities that control, are controlled by, or are under common\n control with that entity. For the purposes of this definition,\n \"control\" means (i) the power, direct or indirect, to cause the\n direction or management of such entity, whether by contract or\n otherwise, or (ii) ownership of fifty percent (50%) or more of the\n outstanding shares, or (iii) beneficial ownership of such entity.\n\n \"You\" (or \"Your\") shall mean an individual or Legal Entity\n exercising permissions granted by this License.\n\n \"Source\" form shall mean the preferred form for making modifications,\n including but not limited to software source code, documentation\n source, and configuration files.\n\n \"Object\" form shall mean any form resulting from mechanical\n transformation or translation of a Source form, including but\n not limited to compiled object code, generated documentation,\n and conversions to other media types.\n\n \"Work\" shall mean the work of authorship, whether in Source or\n Object form, made available under the License, as indicated by a\n copyright notice that is included in or attached to the work\n (an example is provided in the Appendix below).\n\n \"Derivative Works\" shall mean any work, whether in Source or Object\n form, that is based on (or derived from) the Work and for which the\n editorial revisions, annotations, elaborations, or other modifications\n represent, as a whole, an original work of authorship. For the purposes\n of this License, Derivative Works shall not include works that remain\n separable from, or merely link (or bind by name) to the interfaces of,\n the Work and Derivative Works thereof.\n\n \"Contribution\" shall mean any work of authorship, including\n the original version of the Work and any modifications or additions\n to that Work or Derivative Works thereof, that is intentionally\n submitted to Licensor for inclusion in the Work by the copyright owner\n or by an individual or Legal Entity authorized to submit on behalf of\n the copyright owner. For the purposes of this definition, \"submitted\"\n means any form of electronic, verbal, or written communication sent\n to the Licensor or its representatives, including but not limited to\n communication on electronic mailing lists, source code control systems,\n and issue tracking systems that are managed by, or on behalf of, the\n Licensor for the purpose of discussing and improving the Work, but\n excluding communication that is conspicuously marked or otherwise\n designated in writing by the copyright owner as \"Not a Contribution.\"\n\n \"Contributor\" shall mean Licensor and any individual or Legal Entity\n on behalf of whom a Contribution has been received by Licensor and\n subsequently incorporated within the Work.\n\n 2. Grant of Copyright License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n copyright license to reproduce, prepare Derivative Works of,\n publicly display, publicly perform, sublicense, and distribute the\n Work and such Derivative Works in Source or Object form.\n\n 3. Grant of Patent License. Subject to the terms and conditions of\n this License, each Contributor hereby grants to You a perpetual,\n worldwide, non-exclusive, no-charge, royalty-free, irrevocable\n (except as stated in this section) patent license to make, have made,\n use, offer to sell, sell, import, and otherwise transfer the Work,\n where such license applies only to those patent claims licensable\n by such Contributor that are necessarily infringed by their\n Contribution(s) alone or by combination of their Contribution(s)\n with the Work to which such Contribution(s) was submitted. If You\n institute patent litigation against any entity (including a\n cross-claim or counterclaim in a lawsuit) alleging that the Work\n or a Contribution incorporated within the Work constitutes direct\n or contributory patent infringement, then any patent licenses\n granted to You under this License for that Work shall terminate\n as of the date such litigation is filed.\n\n 4. Redistribution. You may reproduce and distribute copies of the\n Work or Derivative Works thereof in any medium, with or without\n modifications, and in Source or Object form, provided that You\n meet the following conditions:\n\n (a) You must give any other recipients of the Work or\n Derivative Works a copy of this License; and\n\n (b) You must cause any modified files to carry prominent notices\n stating that You changed the files; and\n\n (c) You must retain, in the Source form of any Derivative Works\n that You distribute, all copyright, patent, trademark, and\n attribution notices from the Source form of the Work,\n excluding those notices that do not pertain to any part of\n the Derivative Works; and\n\n (d) If the Work includes a \"NOTICE\" text file as part of its\n distribution, then any Derivative Works that You distribute must\n include a readable copy of the attribution notices contained\n within such NOTICE file, excluding those notices that do not\n pertain to any part of the Derivative Works, in at least one\n of the following places: within a NOTICE text file distributed\n as part of the Derivative Works; within the Source form or\n documentation, if provided along with the Derivative Works; or,\n within a display generated by the Derivative Works, if and\n wherever such third-party notices normally appear. The contents\n of the NOTICE file are for informational purposes only and\n do not modify the License. You may add Your own attribution\n notices within Derivative Works that You distribute, alongside\n or as an addendum to the NOTICE text from the Work, provided\n that such additional attribution notices cannot be construed\n as modifying the License.\n\n You may add Your own copyright statement to Your modifications and\n may provide additional or different license terms and conditions\n for use, reproduction, or distribution of Your modifications, or\n for any such Derivative Works as a whole, provided Your use,\n reproduction, and distribution of the Work otherwise complies with\n the conditions stated in this License.\n\n 5. Submission of Contributions. Unless You explicitly state otherwise,\n any Contribution intentionally submitted for inclusion in the Work\n by You to the Licensor shall be under the terms and conditions of\n this License, without any additional terms or conditions.\n Notwithstanding the above, nothing herein shall supersede or modify\n the terms of any separate license agreement you may have executed\n with Licensor regarding such Contributions.\n\n 6. Trademarks. This License does not grant permission to use the trade\n names, trademarks, service marks, or product names of the Licensor,\n except as required for reasonable and customary use in describing the\n origin of the Work and reproducing the content of the NOTICE file.\n\n 7. Disclaimer of Warranty. Unless required by applicable law or\n agreed to in writing, Licensor provides the Work (and each\n Contributor provides its Contributions) on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or\n implied, including, without limitation, any warranties or conditions\n of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A\n PARTICULAR PURPOSE. You are solely responsible for determining the\n appropriateness of using or redistributing the Work and assume any\n risks associated with Your exercise of permissions under this License.\n\n 8. Limitation of Liability. In no event and under no legal theory,\n whether in tort (including negligence), contract, or otherwise,\n unless required by applicable law (such as deliberate and grossly\n negligent acts) or agreed to in writing, shall any Contributor be\n liable to You for damages, including any direct, indirect, special,\n incidental, or consequential damages of any character arising as a\n result of this License or out of the use or inability to use the\n Work (including but not limited to damages for loss of goodwill,\n work stoppage, computer failure or malfunction, or any and all\n other commercial damages or losses), even if such Contributor\n has been advised of the possibility of such damages.\n\n 9. Accepting Warranty or Additional Liability. While redistributing\n the Work or Derivative Works thereof, You may choose to offer,\n and charge a fee for, acceptance of support, warranty, indemnity,\n or other liability obligations and/or rights consistent with this\n License. However, in accepting such obligations, You may act only\n on Your own behalf and on Your sole responsibility, not on behalf\n of any other Contributor, and only if You agree to indemnify,\n defend, and hold each Contributor harmless for any liability\n incurred by, or claims asserted against, such Contributor by reason\n of your accepting any such warranty or additional liability.\n\n END OF TERMS AND CONDITIONS\n\n APPENDIX: How to apply the Apache License to your work.\n\n To apply the Apache License to your work, attach the following\n boilerplate notice, with the fields enclosed by brackets \"[]\"\n replaced with your own identifying information. (Don't include\n the brackets!) The text should be enclosed in the appropriate\n comment syntax for the file format. We also recommend that a\n file or class name and description of purpose be included on the\n same \"printed page\" as the copyright notice for easier\n identification within third-party archives.\n\n Copyright [yyyy] [name of copyright owner]\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n" }, { diff --git a/custom/conf/app.example.ini b/custom/conf/app.example.ini index 8307dd31a1..d2a48b597d 100644 --- a/custom/conf/app.example.ini +++ b/custom/conf/app.example.ini @@ -1963,7 +1963,7 @@ LEVEL = Info ;; Url lookup for the minio bucket only available when STORAGE_TYPE is `minio` ;; Available values: auto, dns, path ;; If empty, it behaves the same as "auto" was set -;MINIO_BUCKET_LOOKUP = +;MINIO_BUCKET_LOOKUP = ;; ;; Minio location to create bucket only available when STORAGE_TYPE is `minio` ;MINIO_LOCATION = us-east-1 @@ -2606,6 +2606,70 @@ LEVEL = Info ;; Enable RPM re-signing by default. (It will overwrite the old signature ,using v4 format, not compatible with CentOS 6 or older) ;DEFAULT_RPM_SIGN_ENABLED = false + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;[opentelemetry] +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +;; https://opentelemetry.io/docs/specs/otel/configuration/sdk-environment-variables/#general-sdk-configuration&ia=web +;; Enable the feature, Inverse of OTEL_SDK_DISABLED +;ENABLED = false +;; Comma separated custom attributes for the application +;RESOURCE_ATTRIBUTES = +;; Service name for the application +;SERVICE_NAME = forgejo +;; Set sampler used by trace exporter, accepted values are: +;; - `always_off` - never samples spans +;; - `always_on` - always samples spans +;; - `traceidratio` - samples based on given ratio given in SAMPLER_ARG +;; - `parentbased_always_off` - samples based on parent span, never samples spans without parent spans +;; - `parentbased_always_on` - samples based on parent span, always samples spans without parent spans +;; - `parentbased_traceidratio` - samples based on parent span, samples spans without parent spans on given ratio given in SAMPLER_ARG +;TRACES_SAMPLER = parentbased_always_on +;; Argument for the sampler, only applies to traceidratio based samplers +;; `traceidratio` expects a value between 0-1 based on which it samples (`0` it acts like `always_off`, `1` like `always_on`) +;TRACES_SAMPLER_ARG = + +;; https://opentelemetry.io/docs/specs/otel/configuration/sdk-environment-variables/#exporter-selection +;; Controls the exporter used to send data, set to `none` to fully disable the signal +;TRACES_EXPORTER=otlp + + +;; Active decoders for attributes, available values: +;; - `sdk` - adds information about opentelemetry sdk used +;; - `process` - adds information about the process +;; - `os` - adds information about the OS forgejo is running on +;; - `host` - adds information about the host forgejo is running on +;; This setting is non-standard and subject to changes! +;RESOURCE_DETECTORS = host,process + + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;[opentelemetry.exporter.otlp] +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; https://opentelemetry.io/docs/specs/otel/protocol/exporter/#configuration-options + +;; Target URL to which the exporter is going to send spans, metrics, or logs. +;ENDPOINT=http://localhost:4318 +;; The trusted certificate to use when verifying a server’s TLS credentials. Should only be used for a secure connection. +;CERTIFICATE= +;; Client certificate/chain trust for clients private key to use in mTLS communication in PEM format. +;CLIENT_CERTIFICATE= +;; Clients private key to use in mTLS communication in PEM format. +;CLIENT_KEY= +;; Compression key for supported compression types. Supported compression: `gzip`. +;COMPRESSION= +;; Key-value pairs to be used as headers associated with gRPC or HTTP requests +;HEADERS= +;; The transport protocol. Options MUST be one of: `grpc`, or `http/protobuf` +;PROTOCOL=http/protobuf +;; Maximum time the OTLP exporter will wait for each batch export. +;TIMEOUT=10s + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;; default storage for attachments, lfs and avatars @@ -2686,7 +2750,7 @@ LEVEL = Info ;; Url lookup for the minio bucket only available when STORAGE_TYPE is `minio` ;; Available values: auto, dns, path ;; If empty, it behaves the same as "auto" was set -;MINIO_BUCKET_LOOKUP = +;MINIO_BUCKET_LOOKUP = ;; ;; Minio location to create bucket only available when STORAGE_TYPE is `minio` ;MINIO_LOCATION = us-east-1 diff --git a/go.mod b/go.mod index 9425025240..a537ee2efa 100644 --- a/go.mod +++ b/go.mod @@ -45,6 +45,7 @@ require ( github.com/go-git/go-billy/v5 v5.5.0 github.com/go-git/go-git/v5 v5.11.0 github.com/go-ldap/ldap/v3 v3.4.6 + github.com/go-logr/logr v1.4.1 github.com/go-sql-driver/mysql v1.8.1 github.com/go-swagger/go-swagger v0.30.5 github.com/go-testfixtures/testfixtures/v3 v3.12.0 @@ -86,6 +87,7 @@ require ( github.com/prometheus/client_golang v1.18.0 github.com/quasoft/websspi v1.1.2 github.com/redis/go-redis/v9 v9.5.2 + github.com/riandyrn/otelchi v0.8.0 github.com/robfig/cron/v3 v3.0.1 github.com/santhosh-tekuri/jsonschema/v6 v6.0.1 github.com/sassoftware/go-rpmutils v0.4.0 @@ -100,6 +102,10 @@ require ( github.com/yohcop/openid-go v1.0.1 github.com/yuin/goldmark v1.7.4 github.com/yuin/goldmark-highlighting/v2 v2.0.0-20230729083705-37449abec8cc + go.opentelemetry.io/otel v1.27.0 + go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.22.0 + go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.27.0 + go.opentelemetry.io/otel/sdk v1.27.0 go.uber.org/mock v0.4.0 golang.org/x/crypto v0.25.0 golang.org/x/image v0.18.0 @@ -159,6 +165,7 @@ require ( github.com/boombuler/barcode v1.0.1 // indirect github.com/bradfitz/gomemcache v0.0.0-20230905024940-24af94b03874 // indirect github.com/caddyserver/zerossl v0.1.2 // indirect + github.com/cenkalti/backoff/v4 v4.3.0 // indirect github.com/cention-sany/utf7 v0.0.0-20170124080048-26cad61bd60a // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/cloudflare/circl v1.3.8 // indirect @@ -182,6 +189,7 @@ require ( github.com/go-faster/errors v0.7.1 // indirect github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376 // indirect github.com/go-ini/ini v1.67.0 // indirect + github.com/go-logr/stdr v1.2.2 // indirect github.com/go-openapi/analysis v0.22.2 // indirect github.com/go-openapi/errors v0.21.0 // indirect github.com/go-openapi/inflect v0.19.0 // indirect @@ -208,6 +216,7 @@ require ( github.com/gorilla/handlers v1.5.2 // indirect github.com/gorilla/mux v1.8.1 // indirect github.com/gorilla/securecookie v1.1.2 // indirect + github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 // indirect github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 // indirect github.com/hashicorp/go-cleanhttp v0.5.2 // indirect github.com/hashicorp/go-retryablehttp v0.7.7 // indirect @@ -279,8 +288,10 @@ require ( github.com/zeebo/blake3 v0.2.3 // indirect go.etcd.io/bbolt v1.3.9 // indirect go.mongodb.org/mongo-driver v1.13.1 // indirect - go.opentelemetry.io/otel v1.26.0 // indirect - go.opentelemetry.io/otel/trace v1.26.0 // indirect + go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.27.0 // indirect + go.opentelemetry.io/otel/metric v1.27.0 // indirect + go.opentelemetry.io/otel/trace v1.27.0 // indirect + go.opentelemetry.io/proto/otlp v1.2.0 // indirect go.uber.org/atomic v1.11.0 // indirect go.uber.org/multierr v1.11.0 // indirect go.uber.org/zap v1.27.0 // indirect @@ -288,6 +299,7 @@ require ( golang.org/x/mod v0.19.0 // indirect golang.org/x/sync v0.7.0 // indirect golang.org/x/time v0.5.0 // indirect + google.golang.org/genproto/googleapis/api v0.0.0-20240528184218-531527333157 // indirect google.golang.org/genproto/googleapis/rpc v0.0.0-20240528184218-531527333157 // indirect gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect gopkg.in/warnings.v0 v0.1.2 // indirect diff --git a/go.sum b/go.sum index 47c275177e..79daf9aea2 100644 --- a/go.sum +++ b/go.sum @@ -149,6 +149,8 @@ github.com/caddyserver/certmagic v0.21.0 h1:yDoifClc4hIxhHer3AxUj4buhF+NzRR6torw github.com/caddyserver/certmagic v0.21.0/go.mod h1:OgUZNXYV/ylYoFJNmoYVR5nntydLNMQISePPgqZTyhc= github.com/caddyserver/zerossl v0.1.2 h1:tlEu1VzWGoqcCpivs9liKAKhfpJWYJkHEMmlxRbVAxE= github.com/caddyserver/zerossl v0.1.2/go.mod h1:wtiJEHbdvunr40ZzhXlnIkOB8Xj4eKtBKizCcZitJiQ= +github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8= +github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE= github.com/cention-sany/utf7 v0.0.0-20170124080048-26cad61bd60a h1:MISbI8sU/PSK/ztvmWKFcI7UGb5/HQT7B+i3a2myKgI= github.com/cention-sany/utf7 v0.0.0-20170124080048-26cad61bd60a/go.mod h1:2GxOXOlEPAMFPfp014mK1SWq8G8BN8o7/dfYqJrVGn8= github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= @@ -271,6 +273,11 @@ github.com/go-ini/ini v1.67.0 h1:z6ZrTEZqSWOTyH2FlglNbNgARyHG8oLW9gMELqKr06A= github.com/go-ini/ini v1.67.0/go.mod h1:ByCAeIL28uOIIG0E3PJtZPDL8WnHpFKFOtgjp+3Ies8= github.com/go-ldap/ldap/v3 v3.4.6 h1:ert95MdbiG7aWo/oPYp9btL3KJlMPKnP58r09rI8T+A= github.com/go-ldap/ldap/v3 v3.4.6/go.mod h1:IGMQANNtxpsOzj7uUAMjpGBaOVTC4DYyIy8VsTdxmtc= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ= +github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= +github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= github.com/go-openapi/analysis v0.22.2 h1:ZBmNoP2h5omLKr/srIC9bfqrUGzT6g6gNv03HE9Vpj0= github.com/go-openapi/analysis v0.22.2/go.mod h1:pDF4UbZsQTo/oNuRfAWWd4dAh4yuYf//LYorPTjrpvo= github.com/go-openapi/errors v0.21.0 h1:FhChC/duCnfoLj1gZ0BgaBmzhJC2SL/sJr8a2vAobSY= @@ -396,6 +403,8 @@ github.com/gorilla/securecookie v1.1.2/go.mod h1:NfCASbcHqRSY+3a8tlWJwsQap2VX5pw github.com/gorilla/sessions v1.2.0/go.mod h1:dk2InVEVJ0sfLlnXv9EAgkf6ecYs/i80K/zI+bUmuGM= github.com/gorilla/sessions v1.2.2 h1:lqzMYz6bOfvn2WriPUjNByzeXIlVzURcPmgMczkmTjY= github.com/gorilla/sessions v1.2.2/go.mod h1:ePLdVu+jbEgHH+KWw8I1z2wqd0BAdAQh/8LRvBeoNcQ= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0 h1:bkypFPDjIYGfCYD5mRBvpqxfYX1YCS1PXdKYWi8FsN0= +github.com/grpc-ecosystem/grpc-gateway/v2 v2.20.0/go.mod h1:P+Lt/0by1T8bfcF3z737NnSbmxQAppXMRziHUxPOC8k= github.com/h2non/gock v1.2.0 h1:K6ol8rfrRkUOefooBC8elXoaNGYkpp7y2qcxGG6BzUE= github.com/h2non/gock v1.2.0/go.mod h1:tNhoxHYW2W42cYkYb1WqzdbYIieALC99kpYr7rH/BQk= github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 h1:2VTzZjLZBgl62/EtslCrtky5vbi9dd7HrQPQIx6wqiw= @@ -612,6 +621,8 @@ github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0 h1:OdAsTTz6O github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo= github.com/rhysd/actionlint v1.6.27 h1:xxwe8YmveBcC8lydW6GoHMGmB6H/MTqUU60F2p10wjw= github.com/rhysd/actionlint v1.6.27/go.mod h1:m2nFUjAnOrxCMXuOMz9evYBRCLUsMnKY2IJl/N5umbk= +github.com/riandyrn/otelchi v0.8.0 h1:q60HKpwt1MmGjOWgM7m5gGyXYAY3DfTSdfBdBt6ICV4= +github.com/riandyrn/otelchi v0.8.0/go.mod h1:ErTae2TG7lrOtEPFsd5/hYLOHJpkk0NNyMaeTMWxl0U= github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc= github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ= github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88= @@ -751,10 +762,22 @@ go.etcd.io/bbolt v1.3.9/go.mod h1:zaO32+Ti0PK1ivdPtgMESzuzL2VPoIG1PCQNvOdo/dE= go.mongodb.org/mongo-driver v1.11.4/go.mod h1:PTSz5yu21bkT/wXpkS7WR5f0ddqw5quethTUn9WM+2g= go.mongodb.org/mongo-driver v1.13.1 h1:YIc7HTYsKndGK4RFzJ3covLz1byri52x0IoMB0Pt/vk= go.mongodb.org/mongo-driver v1.13.1/go.mod h1:wcDf1JBCXy2mOW0bWHwO/IOYqdca1MPCwDtFu/Z9+eo= -go.opentelemetry.io/otel v1.26.0 h1:LQwgL5s/1W7YiiRwxf03QGnWLb2HW4pLiAhaA5cZXBs= -go.opentelemetry.io/otel v1.26.0/go.mod h1:UmLkJHUAidDval2EICqBMbnAd0/m2vmpf/dAM+fvFs4= -go.opentelemetry.io/otel/trace v1.26.0 h1:1ieeAUb4y0TE26jUFrCIXKpTuVK7uJGN9/Z/2LP5sQA= -go.opentelemetry.io/otel/trace v1.26.0/go.mod h1:4iDxvGDQuUkHve82hJJ8UqrwswHYsZuWCBllGV2U2y0= +go.opentelemetry.io/otel v1.27.0 h1:9BZoF3yMK/O1AafMiQTVu0YDj5Ea4hPhxCs7sGva+cg= +go.opentelemetry.io/otel v1.27.0/go.mod h1:DMpAK8fzYRzs+bi3rS5REupisuqTheUlSZJ1WnZaPAQ= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.27.0 h1:R9DE4kQ4k+YtfLI2ULwX82VtNQ2J8yZmA7ZIF/D+7Mc= +go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.27.0/go.mod h1:OQFyQVrDlbe+R7xrEyDr/2Wr67Ol0hRUgsfA+V5A95s= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.22.0 h1:H2JFgRcGiyHg7H7bwcwaQJYrNFqCqrbTQ8K4p1OvDu8= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.22.0/go.mod h1:WfCWp1bGoYK8MeULtI15MmQVczfR+bFkk0DF3h06QmQ= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.27.0 h1:QY7/0NeRPKlzusf40ZE4t1VlMKbqSNT7cJRYzWuja0s= +go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.27.0/go.mod h1:HVkSiDhTM9BoUJU8qE6j2eSWLLXvi1USXjyd2BXT8PY= +go.opentelemetry.io/otel/metric v1.27.0 h1:hvj3vdEKyeCi4YaYfNjv2NUje8FqKqUY8IlF0FxV/ik= +go.opentelemetry.io/otel/metric v1.27.0/go.mod h1:mVFgmRlhljgBiuk/MP/oKylr4hs85GZAylncepAX/ak= +go.opentelemetry.io/otel/sdk v1.27.0 h1:mlk+/Y1gLPLn84U4tI8d3GNJmGT/eXe3ZuOXN9kTWmI= +go.opentelemetry.io/otel/sdk v1.27.0/go.mod h1:Ha9vbLwJE6W86YstIywK2xFfPjbWlCuwPtMkKdz/Y4A= +go.opentelemetry.io/otel/trace v1.27.0 h1:IqYb813p7cmbHk0a5y6pD5JPakbVfftRXABGt5/Rscw= +go.opentelemetry.io/otel/trace v1.27.0/go.mod h1:6RiD1hkAprV4/q+yd2ln1HG9GoPx39SuvvstaLBl+l4= +go.opentelemetry.io/proto/otlp v1.2.0 h1:pVeZGk7nXDC9O2hncA6nHldxEjm6LByfA2aN8IOkz94= +go.opentelemetry.io/proto/otlp v1.2.0/go.mod h1:gGpR8txAl5M03pDhMC79G6SdqNV26naRm/KDsgaHD8A= go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc= go.uber.org/atomic v1.11.0 h1:ZvwS0R+56ePWxUNi+Atn9dWONBPp/AUETXlHW0DxSjE= go.uber.org/atomic v1.11.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0= @@ -902,6 +925,8 @@ golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8T golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0= +google.golang.org/genproto/googleapis/api v0.0.0-20240528184218-531527333157 h1:7whR9kGa5LUwFtpLm2ArCEejtnxlGeLbAyjFY8sGNFw= +google.golang.org/genproto/googleapis/api v0.0.0-20240528184218-531527333157/go.mod h1:99sLkeliLXfdj2J75X3Ho+rrVCaJze0uwN7zDDkjPVU= google.golang.org/genproto/googleapis/rpc v0.0.0-20240528184218-531527333157 h1:Zy9XzmMEflZ/MAaA7vNcoebnRAld7FsPW1EeBB7V0m8= google.golang.org/genproto/googleapis/rpc v0.0.0-20240528184218-531527333157/go.mod h1:EfXuqaE1J41VCDicxHzUDm+8rk+7ZdXzHV0IhO/I6s0= google.golang.org/grpc v1.65.0 h1:bs/cUb4lp1G5iImFFd3u5ixQzweKizoZJAwBNLR42lc= diff --git a/modules/opentelemetry/otel.go b/modules/opentelemetry/otel.go new file mode 100644 index 0000000000..963b696a54 --- /dev/null +++ b/modules/opentelemetry/otel.go @@ -0,0 +1,96 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "crypto/tls" + "crypto/x509" + "fmt" + "os" + + "code.gitea.io/gitea/modules/graceful" + "code.gitea.io/gitea/modules/log" + + "github.com/go-logr/logr/funcr" + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/propagation" +) + +func Init(ctx context.Context) error { + // Redirect otel logger to write to common forgejo log at info + logWrap := funcr.New(func(prefix, args string) { + log.Info(fmt.Sprint(prefix, args)) + }, funcr.Options{}) + otel.SetLogger(logWrap) + // Redirect error handling to forgejo log as well + otel.SetErrorHandler(otel.ErrorHandlerFunc(func(cause error) { + log.Error("internal opentelemetry error was raised: %s", cause) + })) + var shutdownFuncs []func(context.Context) error + shutdownCtx := context.Background() + + otel.SetTextMapPropagator(newPropagator()) + + res, err := newResource(ctx) + if err != nil { + return err + } + + traceShutdown, err := setupTraceProvider(ctx, res) + if err != nil { + log.Warn("OpenTelemetry trace setup failed, err=%s", err) + } else { + shutdownFuncs = append(shutdownFuncs, traceShutdown) + } + + graceful.GetManager().RunAtShutdown(ctx, func() { + for _, fn := range shutdownFuncs { + if err := fn(shutdownCtx); err != nil { + log.Warn("exporter shutdown failed, err=%s", err) + } + } + shutdownFuncs = nil + }) + + return nil +} + +func newPropagator() propagation.TextMapPropagator { + return propagation.NewCompositeTextMapPropagator( + propagation.TraceContext{}, + propagation.Baggage{}, + ) +} + +func withCertPool(path string, tlsConf *tls.Config) { + if path == "" { + return + } + b, err := os.ReadFile(path) + if err != nil { + log.Warn("Otel: reading ca cert failed path=%s, err=%s", path, err) + return + } + cp := x509.NewCertPool() + if ok := cp.AppendCertsFromPEM(b); !ok { + log.Warn("Otel: no valid PEM certificate found path=%s", path) + return + } + tlsConf.RootCAs = cp +} + +func withClientCert(nc, nk string, tlsConf *tls.Config) { + if nc == "" || nk == "" { + return + } + + crt, err := tls.LoadX509KeyPair(nc, nk) + if err != nil { + log.Warn("Otel: create tls client key pair failed") + return + } + + tlsConf.Certificates = append(tlsConf.Certificates, crt) +} diff --git a/modules/opentelemetry/otel_test.go b/modules/opentelemetry/otel_test.go new file mode 100644 index 0000000000..d40146f9cb --- /dev/null +++ b/modules/opentelemetry/otel_test.go @@ -0,0 +1,121 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "crypto/ed25519" + "crypto/rand" + "crypto/tls" + "crypto/x509" + "crypto/x509/pkix" + "encoding/pem" + "math/big" + "net" + "os" + "strings" + "testing" + "time" + + "code.gitea.io/gitea/modules/setting" + "code.gitea.io/gitea/modules/test" + + "github.com/stretchr/testify/assert" + "github.com/stretchr/testify/require" + "go.opentelemetry.io/otel" + sdktrace "go.opentelemetry.io/otel/sdk/trace" + "go.opentelemetry.io/otel/sdk/trace/tracetest" +) + +func TestNoopDefault(t *testing.T) { + inMem := tracetest.NewInMemoryExporter() + called := false + exp := func(ctx context.Context) (sdktrace.SpanExporter, error) { + called = true + return inMem, nil + } + exporter["inmemory"] = exp + t.Cleanup(func() { + delete(exporter, "inmemory") + }) + defer test.MockVariableValue(&setting.OpenTelemetry.Traces, "inmemory") + + ctx := context.Background() + require.NoError(t, Init(ctx)) + tracer := otel.Tracer("test_noop") + + _, span := tracer.Start(ctx, "test span") + defer span.End() + + assert.False(t, span.SpanContext().HasTraceID()) + assert.False(t, span.SpanContext().HasSpanID()) + assert.False(t, called) +} + +func generateTestTLS(t *testing.T, path, host string) *tls.Config { + _, priv, err := ed25519.GenerateKey(rand.Reader) + require.NoError(t, err, "Failed to generate private key: %v", err) + + keyUsage := x509.KeyUsageDigitalSignature + + notBefore := time.Now() + notAfter := notBefore.Add(time.Hour) + + serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128) + serialNumber, err := rand.Int(rand.Reader, serialNumberLimit) + require.NoError(t, err, "Failed to generate serial number: %v", err) + + template := x509.Certificate{ + SerialNumber: serialNumber, + Subject: pkix.Name{ + Organization: []string{"Forgejo Testing"}, + }, + NotBefore: notBefore, + NotAfter: notAfter, + + KeyUsage: keyUsage, + ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth, x509.ExtKeyUsageClientAuth}, + BasicConstraintsValid: true, + } + + hosts := strings.Split(host, ",") + for _, h := range hosts { + if ip := net.ParseIP(h); ip != nil { + template.IPAddresses = append(template.IPAddresses, ip) + } else { + template.DNSNames = append(template.DNSNames, h) + } + } + + derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, priv.Public(), priv) + require.NoError(t, err, "Failed to create certificate: %v", err) + + certOut, err := os.Create(path + "/cert.pem") + require.NoError(t, err, "Failed to open cert.pem for writing: %v", err) + + if err := pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes}); err != nil { + t.Fatalf("Failed to write data to cert.pem: %v", err) + } + if err := certOut.Close(); err != nil { + t.Fatalf("Error closing cert.pem: %v", err) + } + keyOut, err := os.OpenFile(path+"/key.pem", os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0o600) + require.NoError(t, err, "Failed to open key.pem for writing: %v", err) + + privBytes, err := x509.MarshalPKCS8PrivateKey(priv) + require.NoError(t, err, "Unable to marshal private key: %v", err) + + if err := pem.Encode(keyOut, &pem.Block{Type: "PRIVATE KEY", Bytes: privBytes}); err != nil { + t.Fatalf("Failed to write data to key.pem: %v", err) + } + if err := keyOut.Close(); err != nil { + t.Fatalf("Error closing key.pem: %v", err) + } + serverCert, err := tls.LoadX509KeyPair(path+"/cert.pem", path+"/key.pem") + require.NoError(t, err, "failed to load the key pair") + return &tls.Config{ + Certificates: []tls.Certificate{serverCert}, + ClientAuth: tls.RequireAnyClientCert, + } +} diff --git a/modules/opentelemetry/resource.go b/modules/opentelemetry/resource.go new file mode 100644 index 0000000000..419c98a074 --- /dev/null +++ b/modules/opentelemetry/resource.go @@ -0,0 +1,90 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "net/url" + "strings" + + "code.gitea.io/gitea/modules/log" + "code.gitea.io/gitea/modules/setting" + + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/sdk/resource" + semconv "go.opentelemetry.io/otel/semconv/v1.25.0" +) + +const ( + decoderTelemetrySdk = "sdk" + decoderProcess = "process" + decoderOS = "os" + decoderHost = "host" +) + +func newResource(ctx context.Context) (*resource.Resource, error) { + opts := []resource.Option{ + resource.WithAttributes(parseSettingAttributes(setting.OpenTelemetry.ResourceAttributes)...), + } + opts = append(opts, parseDecoderOpts()...) + opts = append(opts, resource.WithAttributes( + semconv.ServiceName(setting.OpenTelemetry.ServiceName), + semconv.ServiceVersion(setting.ForgejoVersion), + )) + return resource.New(ctx, opts...) +} + +func parseDecoderOpts() []resource.Option { + var opts []resource.Option + for _, v := range strings.Split(setting.OpenTelemetry.ResourceDetectors, ",") { + switch v { + case decoderTelemetrySdk: + opts = append(opts, resource.WithTelemetrySDK()) + case decoderProcess: + opts = append(opts, resource.WithProcess()) + case decoderOS: + opts = append(opts, resource.WithOS()) + case decoderHost: + opts = append(opts, resource.WithHost()) + case "": // Don't warn on empty string + default: + log.Warn("Ignoring unknown resource decoder option: %s", v) + } + } + return opts +} + +func parseSettingAttributes(s string) []attribute.KeyValue { + var attrs []attribute.KeyValue + rawAttrs := strings.TrimSpace(s) + + if rawAttrs == "" { + return attrs + } + + pairs := strings.Split(rawAttrs, ",") + + var invalid []string + for _, p := range pairs { + k, v, found := strings.Cut(p, "=") + if !found { + invalid = append(invalid, p) + continue + } + key := strings.TrimSpace(k) + val, err := url.PathUnescape(strings.TrimSpace(v)) + if err != nil { + // Retain original value if decoding fails, otherwise it will be + // an empty string. + val = v + log.Warn("Otel resource attribute decoding error, retaining unescaped value. key=%s, val=%s", key, val) + } + attrs = append(attrs, attribute.String(key, val)) + } + if len(invalid) > 0 { + log.Warn("Partial resource, missing values: %v", invalid) + } + + return attrs +} diff --git a/modules/opentelemetry/resource_test.go b/modules/opentelemetry/resource_test.go new file mode 100644 index 0000000000..9a1733bac1 --- /dev/null +++ b/modules/opentelemetry/resource_test.go @@ -0,0 +1,73 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "slices" + "testing" + + "code.gitea.io/gitea/modules/setting" + "code.gitea.io/gitea/modules/test" + + "github.com/stretchr/testify/assert" + "github.com/stretchr/testify/require" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/sdk/resource" + semconv "go.opentelemetry.io/otel/semconv/v1.25.0" +) + +func TestResourceServiceName(t *testing.T) { + ctx := context.Background() + + resource, err := newResource(ctx) + require.NoError(t, err) + serviceKeyIdx := slices.IndexFunc(resource.Attributes(), func(v attribute.KeyValue) bool { + return v.Key == semconv.ServiceNameKey + }) + require.NotEqual(t, -1, serviceKeyIdx) + + assert.Equal(t, "forgejo", resource.Attributes()[serviceKeyIdx].Value.AsString()) + + defer test.MockVariableValue(&setting.OpenTelemetry.ServiceName, "non-default value")() + resource, err = newResource(ctx) + require.NoError(t, err) + + serviceKeyIdx = slices.IndexFunc(resource.Attributes(), func(v attribute.KeyValue) bool { + return v.Key == semconv.ServiceNameKey + }) + require.NotEqual(t, -1, serviceKeyIdx) + + assert.Equal(t, "non-default value", resource.Attributes()[serviceKeyIdx].Value.AsString()) +} + +func TestResourceAttributes(t *testing.T) { + ctx := context.Background() + defer test.MockVariableValue(&setting.OpenTelemetry.ResourceDetectors, "foo")() + defer test.MockVariableValue(&setting.OpenTelemetry.ResourceAttributes, "Test=LABEL,broken,unescape=%XXlabel")() + res, err := newResource(ctx) + require.NoError(t, err) + expected, err := resource.New(ctx, resource.WithAttributes( + semconv.ServiceName(setting.OpenTelemetry.ServiceName), + semconv.ServiceVersion(setting.ForgejoVersion), + attribute.String("Test", "LABEL"), + attribute.String("unescape", "%XXlabel"), + )) + require.NoError(t, err) + assert.Equal(t, expected, res) +} + +func TestDecoderParity(t *testing.T) { + ctx := context.Background() + defer test.MockVariableValue(&setting.OpenTelemetry.ResourceDetectors, "sdk,process,os,host")() + exp, err := resource.New( + ctx, resource.WithTelemetrySDK(), resource.WithOS(), resource.WithProcess(), resource.WithHost(), resource.WithAttributes( + semconv.ServiceName(setting.OpenTelemetry.ServiceName), semconv.ServiceVersion(setting.ForgejoVersion), + ), + ) + require.NoError(t, err) + res2, err := newResource(ctx) + require.NoError(t, err) + assert.Equal(t, exp, res2) +} diff --git a/modules/opentelemetry/traces.go b/modules/opentelemetry/traces.go new file mode 100644 index 0000000000..30d9436392 --- /dev/null +++ b/modules/opentelemetry/traces.go @@ -0,0 +1,98 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "crypto/tls" + + "code.gitea.io/gitea/modules/setting" + + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc" + "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp" + "go.opentelemetry.io/otel/sdk/resource" + sdktrace "go.opentelemetry.io/otel/sdk/trace" + "google.golang.org/grpc/credentials" +) + +func newGrpcExporter(ctx context.Context) (sdktrace.SpanExporter, error) { + endpoint := setting.OpenTelemetry.OtelTraces.Endpoint + + opts := []otlptracegrpc.Option{} + + tlsConf := &tls.Config{} + opts = append(opts, otlptracegrpc.WithEndpoint(endpoint.Host)) + opts = append(opts, otlptracegrpc.WithTimeout(setting.OpenTelemetry.OtelTraces.Timeout)) + switch setting.OpenTelemetry.OtelTraces.Endpoint.Scheme { + case "http", "unix": + opts = append(opts, otlptracegrpc.WithInsecure()) + } + + if setting.OpenTelemetry.OtelTraces.Compression != "" { + opts = append(opts, otlptracegrpc.WithCompressor(setting.OpenTelemetry.OtelTraces.Compression)) + } + withCertPool(setting.OpenTelemetry.OtelTraces.Certificate, tlsConf) + withClientCert(setting.OpenTelemetry.OtelTraces.ClientCertificate, setting.OpenTelemetry.OtelTraces.ClientKey, tlsConf) + if tlsConf.RootCAs != nil || len(tlsConf.Certificates) > 0 { + opts = append(opts, otlptracegrpc.WithTLSCredentials( + credentials.NewTLS(tlsConf), + )) + } + opts = append(opts, otlptracegrpc.WithHeaders(setting.OpenTelemetry.OtelTraces.Headers)) + + return otlptracegrpc.New(ctx, opts...) +} + +func newHTTPExporter(ctx context.Context) (sdktrace.SpanExporter, error) { + endpoint := setting.OpenTelemetry.OtelTraces.Endpoint + opts := []otlptracehttp.Option{} + tlsConf := &tls.Config{} + opts = append(opts, otlptracehttp.WithEndpoint(endpoint.Host)) + switch setting.OpenTelemetry.OtelTraces.Endpoint.Scheme { + case "http", "unix": + opts = append(opts, otlptracehttp.WithInsecure()) + } + switch setting.OpenTelemetry.OtelTraces.Compression { + case "gzip": + opts = append(opts, otlptracehttp.WithCompression(otlptracehttp.GzipCompression)) + default: + opts = append(opts, otlptracehttp.WithCompression(otlptracehttp.NoCompression)) + } + withCertPool(setting.OpenTelemetry.OtelTraces.Certificate, tlsConf) + withClientCert(setting.OpenTelemetry.OtelTraces.ClientCertificate, setting.OpenTelemetry.OtelTraces.ClientKey, tlsConf) + if tlsConf.RootCAs != nil || len(tlsConf.Certificates) > 0 { + opts = append(opts, otlptracehttp.WithTLSClientConfig(tlsConf)) + } + opts = append(opts, otlptracehttp.WithHeaders(setting.OpenTelemetry.OtelTraces.Headers)) + + return otlptracehttp.New(ctx, opts...) +} + +var exporter = map[string]func(context.Context) (sdktrace.SpanExporter, error){ + "http/protobuf": newHTTPExporter, + "grpc": newGrpcExporter, +} + +// Create new and register trace provider from user defined configuration +func setupTraceProvider(ctx context.Context, r *resource.Resource) (func(context.Context) error, error) { + var shutdown func(context.Context) error + switch setting.OpenTelemetry.Traces { + case "otlp": + traceExporter, err := exporter[setting.OpenTelemetry.OtelTraces.Protocol](ctx) + if err != nil { + return nil, err + } + traceProvider := sdktrace.NewTracerProvider( + sdktrace.WithSampler(setting.OpenTelemetry.Sampler), + sdktrace.WithBatcher(traceExporter), + sdktrace.WithResource(r), + ) + otel.SetTracerProvider(traceProvider) + shutdown = traceProvider.Shutdown + default: + shutdown = func(ctx context.Context) error { return nil } + } + return shutdown, nil +} diff --git a/modules/opentelemetry/traces_test.go b/modules/opentelemetry/traces_test.go new file mode 100644 index 0000000000..dcc3c57394 --- /dev/null +++ b/modules/opentelemetry/traces_test.go @@ -0,0 +1,114 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package opentelemetry + +import ( + "context" + "net" + "net/http" + "net/http/httptest" + "net/url" + "os" + "testing" + "time" + + "code.gitea.io/gitea/modules/setting" + "code.gitea.io/gitea/modules/test" + + "github.com/stretchr/testify/assert" + "github.com/stretchr/testify/require" + "go.opentelemetry.io/otel" + "google.golang.org/grpc" + "google.golang.org/grpc/credentials" +) + +func TestTraceGrpcExporter(t *testing.T) { + grpcMethods := make(chan string) + tlsConfig := generateTestTLS(t, os.TempDir(), "localhost,127.0.0.1") + assert.NotNil(t, tlsConfig) + + collector := grpc.NewServer(grpc.Creds(credentials.NewTLS(tlsConfig)), grpc.UnknownServiceHandler(func(srv any, stream grpc.ServerStream) error { + method, _ := grpc.Method(stream.Context()) + grpcMethods <- method + return nil + })) + defer collector.GracefulStop() + ln, err := net.Listen("tcp", "localhost:0") + require.NoError(t, err) + defer ln.Close() + go collector.Serve(ln) + + traceEndpoint, err := url.Parse("https://" + ln.Addr().String()) + require.NoError(t, err) + config := &setting.OtelExporter{ + Endpoint: traceEndpoint, + Certificate: os.TempDir() + "/cert.pem", + ClientCertificate: os.TempDir() + "/cert.pem", + ClientKey: os.TempDir() + "/key.pem", + Protocol: "grpc", + } + + defer test.MockVariableValue(&setting.OpenTelemetry.ServiceName, "forgejo-certs")() + defer test.MockVariableValue(&setting.OpenTelemetry.Enabled, true)() + defer test.MockVariableValue(&setting.OpenTelemetry.Traces, "otlp")() + defer test.MockVariableValue(&setting.OpenTelemetry.OtelTraces, config)() + ctx := context.Background() + require.NoError(t, Init(ctx)) + + tracer := otel.Tracer("test_tls") + _, span := tracer.Start(ctx, "test span") + assert.True(t, span.SpanContext().HasTraceID()) + assert.True(t, span.SpanContext().HasSpanID()) + + span.End() + // Give the exporter time to send the span + select { + case method := <-grpcMethods: + assert.Equal(t, "/opentelemetry.proto.collector.trace.v1.TraceService/Export", method) + case <-time.After(10 * time.Second): + t.Fatal("no grpc call within 10s") + } +} + +func TestTraceHttpExporter(t *testing.T) { + httpCalls := make(chan string) + tlsConfig := generateTestTLS(t, os.TempDir(), "localhost,127.0.0.1") + assert.NotNil(t, tlsConfig) + server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + httpCalls <- r.URL.Path + w.WriteHeader(http.StatusOK) + w.Write([]byte(`{"success": true}`)) + })) + server.TLS = tlsConfig + + traceEndpoint, err := url.Parse("http://" + server.Listener.Addr().String()) + require.NoError(t, err) + config := &setting.OtelExporter{ + Endpoint: traceEndpoint, + Certificate: os.TempDir() + "/cert.pem", + ClientCertificate: os.TempDir() + "/cert.pem", + ClientKey: os.TempDir() + "/key.pem", + Protocol: "http/protobuf", + } + + defer test.MockVariableValue(&setting.OpenTelemetry.ServiceName, "forgejo-certs")() + defer test.MockVariableValue(&setting.OpenTelemetry.Enabled, true)() + defer test.MockVariableValue(&setting.OpenTelemetry.Traces, "otlp")() + defer test.MockVariableValue(&setting.OpenTelemetry.OtelTraces, config)() + ctx := context.Background() + require.NoError(t, Init(ctx)) + + tracer := otel.Tracer("test_tls") + _, span := tracer.Start(ctx, "test span") + assert.True(t, span.SpanContext().HasTraceID()) + assert.True(t, span.SpanContext().HasSpanID()) + + span.End() + select { + case path := <-httpCalls: + assert.Equal(t, "/v1/traces", path) + case <-time.After(10 * time.Second): + t.Fatal("no http call within 10s") + } +} diff --git a/modules/setting/opentelemetry.go b/modules/setting/opentelemetry.go new file mode 100644 index 0000000000..810cb58f5f --- /dev/null +++ b/modules/setting/opentelemetry.go @@ -0,0 +1,199 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package setting + +import ( + "net/url" + "path/filepath" + "strconv" + "strings" + "time" + + "code.gitea.io/gitea/modules/log" + + sdktrace "go.opentelemetry.io/otel/sdk/trace" +) + +const ( + opentelemetrySectionName string = "opentelemetry" + exporter string = ".exporter" + otlp string = ".otlp" + alwaysOn string = "always_on" + alwaysOff string = "always_off" + traceIDRatio string = "traceidratio" + parentBasedAlwaysOn string = "parentbased_always_on" + parentBasedAlwaysOff string = "parentbased_always_off" + parentBasedTraceIDRatio string = "parentbased_traceidratio" +) + +var OpenTelemetry = struct { + // Inverse of OTEL_SDK_DISABLE, skips telemetry setup + Enabled bool + ServiceName string + ResourceAttributes string + ResourceDetectors string + Sampler sdktrace.Sampler + Traces string + + OtelTraces *OtelExporter +}{ + ServiceName: "forgejo", + Traces: "otel", +} + +type OtelExporter struct { + Endpoint *url.URL `ini:"ENDPOINT"` + Headers map[string]string `ini:"-"` + Compression string `ini:"COMPRESSION"` + Certificate string `ini:"CERTIFICATE"` + ClientKey string `ini:"CLIENT_KEY"` + ClientCertificate string `ini:"CLIENT_CERTIFICATE"` + Timeout time.Duration `ini:"TIMEOUT"` + Protocol string `ini:"-"` +} + +func createOtlpExporterConfig(rootCfg ConfigProvider, section string) *OtelExporter { + protocols := []string{"http/protobuf", "grpc"} + endpoint, _ := url.Parse("http://localhost:4318/") + exp := &OtelExporter{ + Endpoint: endpoint, + Timeout: 10 * time.Second, + Headers: map[string]string{}, + Protocol: "http/protobuf", + } + + loadSection := func(name string) { + otlp := rootCfg.Section(name) + if otlp.HasKey("ENDPOINT") { + endpoint, err := url.Parse(otlp.Key("ENDPOINT").String()) + if err != nil { + log.Warn("Endpoint parsing failed, section: %s, err %v", name, err) + } else { + exp.Endpoint = endpoint + } + } + if err := otlp.MapTo(exp); err != nil { + log.Warn("Mapping otlp settings failed, section: %s, err: %v", name, err) + } + + exp.Protocol = otlp.Key("PROTOCOL").In(exp.Protocol, protocols) + + headers := otlp.Key("HEADERS").String() + if headers != "" { + for k, v := range _stringToHeader(headers) { + exp.Headers[k] = v + } + } + } + loadSection("opentelemetry.exporter.otlp") + + loadSection("opentelemetry.exporter.otlp" + section) + + if len(exp.Certificate) > 0 && !filepath.IsAbs(exp.Certificate) { + exp.Certificate = filepath.Join(CustomPath, exp.Certificate) + } + if len(exp.ClientCertificate) > 0 && !filepath.IsAbs(exp.ClientCertificate) { + exp.ClientCertificate = filepath.Join(CustomPath, exp.ClientCertificate) + } + if len(exp.ClientKey) > 0 && !filepath.IsAbs(exp.ClientKey) { + exp.ClientKey = filepath.Join(CustomPath, exp.ClientKey) + } + + return exp +} + +func loadOpenTelemetryFrom(rootCfg ConfigProvider) { + sec := rootCfg.Section(opentelemetrySectionName) + OpenTelemetry.Enabled = sec.Key("ENABLED").MustBool(false) + if !OpenTelemetry.Enabled { + return + } + + // Load resource related settings + OpenTelemetry.ServiceName = sec.Key("SERVICE_NAME").MustString("forgejo") + OpenTelemetry.ResourceAttributes = sec.Key("RESOURCE_ATTRIBUTES").String() + OpenTelemetry.ResourceDetectors = strings.ToLower(sec.Key("RESOURCE_DETECTORS").String()) + + // Load tracing related settings + samplers := make([]string, 0, len(sampler)) + for k := range sampler { + samplers = append(samplers, k) + } + + samplerName := sec.Key("TRACES_SAMPLER").In(parentBasedAlwaysOn, samplers) + samplerArg := sec.Key("TRACES_SAMPLER_ARG").MustString("") + OpenTelemetry.Sampler = sampler[samplerName](samplerArg) + + switch sec.Key("TRACES_EXPORTER").MustString("otlp") { + case "none": + OpenTelemetry.Traces = "none" + default: + OpenTelemetry.Traces = "otlp" + OpenTelemetry.OtelTraces = createOtlpExporterConfig(rootCfg, ".traces") + } +} + +var sampler = map[string]func(arg string) sdktrace.Sampler{ + alwaysOff: func(_ string) sdktrace.Sampler { + return sdktrace.NeverSample() + }, + alwaysOn: func(_ string) sdktrace.Sampler { + return sdktrace.AlwaysSample() + }, + traceIDRatio: func(arg string) sdktrace.Sampler { + ratio, err := strconv.ParseFloat(arg, 64) + if err != nil { + ratio = 1 + } + return sdktrace.TraceIDRatioBased(ratio) + }, + parentBasedAlwaysOff: func(_ string) sdktrace.Sampler { + return sdktrace.ParentBased(sdktrace.NeverSample()) + }, + parentBasedAlwaysOn: func(_ string) sdktrace.Sampler { + return sdktrace.ParentBased(sdktrace.AlwaysSample()) + }, + parentBasedTraceIDRatio: func(arg string) sdktrace.Sampler { + ratio, err := strconv.ParseFloat(arg, 64) + if err != nil { + ratio = 1 + } + return sdktrace.ParentBased(sdktrace.TraceIDRatioBased(ratio)) + }, +} + +// Opentelemetry SDK function port + +func _stringToHeader(value string) map[string]string { + headersPairs := strings.Split(value, ",") + headers := make(map[string]string) + + for _, header := range headersPairs { + n, v, found := strings.Cut(header, "=") + if !found { + log.Warn("Otel header ignored on %q: missing '='", header) + continue + } + name, err := url.PathUnescape(n) + if err != nil { + log.Warn("Otel header ignored on %q, invalid header key: %s", header, n) + continue + } + trimmedName := strings.TrimSpace(name) + value, err := url.PathUnescape(v) + if err != nil { + log.Warn("Otel header ignored on %q, invalid header value: %s", header, v) + continue + } + trimmedValue := strings.TrimSpace(value) + + headers[trimmedName] = trimmedValue + } + + return headers +} + +func IsOpenTelemetryEnabled() bool { + return OpenTelemetry.Enabled +} diff --git a/modules/setting/opentelemetry_test.go b/modules/setting/opentelemetry_test.go new file mode 100644 index 0000000000..21da3837c7 --- /dev/null +++ b/modules/setting/opentelemetry_test.go @@ -0,0 +1,239 @@ +// Copyright 2024 TheFox0x7. All rights reserved. +// SPDX-License-Identifier: EUPL-1.2 + +package setting + +import ( + "net/url" + "testing" + "time" + + "code.gitea.io/gitea/modules/test" + + "github.com/stretchr/testify/assert" + "github.com/stretchr/testify/require" + sdktrace "go.opentelemetry.io/otel/sdk/trace" +) + +func TestExporterLoad(t *testing.T) { + globalSetting := ` + [opentelemetry.exporter.otlp] +ENDPOINT=http://example.org:4318/ +CERTIFICATE=/boo/bar +CLIENT_CERTIFICATE=/foo/bar +CLIENT_KEY=/bar/bar +COMPRESSION= +HEADERS=key=val,val=key +PROTOCOL=http/protobuf +TIMEOUT=20s + ` + endpoint, err := url.Parse("http://example.org:4318/") + require.NoError(t, err) + expected := &OtelExporter{ + Endpoint: endpoint, + Certificate: "/boo/bar", + ClientCertificate: "/foo/bar", + ClientKey: "/bar/bar", + Headers: map[string]string{ + "key": "val", "val": "key", + }, + Timeout: 20 * time.Second, + Protocol: "http/protobuf", + } + cfg, err := NewConfigProviderFromData(globalSetting) + require.NoError(t, err) + exp := createOtlpExporterConfig(cfg, ".traces") + assert.Equal(t, expected, exp) + localSetting := ` +[opentelemetry.exporter.otlp.traces] +ENDPOINT=http://example.com:4318/ +CERTIFICATE=/boo +CLIENT_CERTIFICATE=/foo +CLIENT_KEY=/bar +COMPRESSION=gzip +HEADERS=key=val2,val1=key +PROTOCOL=grpc +TIMEOUT=5s + ` + endpoint, err = url.Parse("http://example.com:4318/") + require.NoError(t, err) + expected = &OtelExporter{ + Endpoint: endpoint, + Certificate: "/boo", + ClientCertificate: "/foo", + ClientKey: "/bar", + Compression: "gzip", + Headers: map[string]string{ + "key": "val2", "val1": "key", "val": "key", + }, + Timeout: 5 * time.Second, + Protocol: "grpc", + } + + cfg, err = NewConfigProviderFromData(globalSetting + localSetting) + require.NoError(t, err) + exp = createOtlpExporterConfig(cfg, ".traces") + require.NoError(t, err) + assert.Equal(t, expected, exp) +} + +func TestOpenTelemetryConfiguration(t *testing.T) { + defer test.MockProtect(&OpenTelemetry)() + iniStr := `` + cfg, err := NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + assert.Nil(t, OpenTelemetry.OtelTraces) + assert.False(t, IsOpenTelemetryEnabled()) + + iniStr = ` + [opentelemetry] + ENABLED=true + SERVICE_NAME = test service + RESOURCE_ATTRIBUTES = foo=bar + TRACES_SAMPLER = always_on + + [opentelemetry.exporter.otlp] + ENDPOINT = http://jaeger:4317/ + TIMEOUT = 30s + COMPRESSION = gzip + INSECURE = TRUE + HEADERS=foo=bar,overwrite=false + ` + cfg, err = NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + + assert.True(t, IsOpenTelemetryEnabled()) + assert.Equal(t, "test service", OpenTelemetry.ServiceName) + assert.Equal(t, "foo=bar", OpenTelemetry.ResourceAttributes) + assert.Equal(t, 30*time.Second, OpenTelemetry.OtelTraces.Timeout) + assert.Equal(t, "gzip", OpenTelemetry.OtelTraces.Compression) + assert.Equal(t, sdktrace.AlwaysSample(), OpenTelemetry.Sampler) + assert.Equal(t, "http://jaeger:4317/", OpenTelemetry.OtelTraces.Endpoint.String()) + assert.Contains(t, OpenTelemetry.OtelTraces.Headers, "foo") + assert.Equal(t, "bar", OpenTelemetry.OtelTraces.Headers["foo"]) + assert.Contains(t, OpenTelemetry.OtelTraces.Headers, "overwrite") + assert.Equal(t, "false", OpenTelemetry.OtelTraces.Headers["overwrite"]) +} + +func TestOpenTelemetryTraceDisable(t *testing.T) { + defer test.MockProtect(&OpenTelemetry)() + iniStr := `` + cfg, err := NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + assert.False(t, OpenTelemetry.Enabled) + assert.False(t, IsOpenTelemetryEnabled()) + + iniStr = ` + [opentelemetry] + ENABLED=true + EXPORTER_OTLP_ENDPOINT = + ` + cfg, err = NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + + assert.True(t, IsOpenTelemetryEnabled()) + endpoint, _ := url.Parse("http://localhost:4318/") + assert.Equal(t, endpoint, OpenTelemetry.OtelTraces.Endpoint) +} + +func TestSamplerCombinations(t *testing.T) { + defer test.MockProtect(&OpenTelemetry)() + type config struct { + IniCfg string + Expected sdktrace.Sampler + } + testSamplers := []config{ + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = always_on + TRACES_SAMPLER_ARG = nothing`, sdktrace.AlwaysSample()}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = always_off`, sdktrace.NeverSample()}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = traceidratio + TRACES_SAMPLER_ARG = 0.7`, sdktrace.TraceIDRatioBased(0.7)}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = traceidratio + TRACES_SAMPLER_ARG = badarg`, sdktrace.TraceIDRatioBased(1)}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = parentbased_always_off`, sdktrace.ParentBased(sdktrace.NeverSample())}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = parentbased_always_of`, sdktrace.ParentBased(sdktrace.AlwaysSample())}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = parentbased_traceidratio + TRACES_SAMPLER_ARG = 0.3`, sdktrace.ParentBased(sdktrace.TraceIDRatioBased(0.3))}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = parentbased_traceidratio + TRACES_SAMPLER_ARG = badarg`, sdktrace.ParentBased(sdktrace.TraceIDRatioBased(1))}, + {`[opentelemetry] + ENABLED=true + TRACES_SAMPLER = not existing + TRACES_SAMPLER_ARG = badarg`, sdktrace.ParentBased(sdktrace.AlwaysSample())}, + } + + for _, sampler := range testSamplers { + cfg, err := NewConfigProviderFromData(sampler.IniCfg) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + assert.Equal(t, sampler.Expected, OpenTelemetry.Sampler) + } +} + +func TestOpentelemetryBadConfigs(t *testing.T) { + defer test.MockProtect(&OpenTelemetry)() + iniStr := ` + [opentelemetry] + ENABLED=true + + [opentelemetry.exporter.otlp] + ENDPOINT = jaeger:4317/ + ` + cfg, err := NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + + assert.True(t, IsOpenTelemetryEnabled()) + assert.Equal(t, "jaeger:4317/", OpenTelemetry.OtelTraces.Endpoint.String()) + + iniStr = `` + cfg, err = NewConfigProviderFromData(iniStr) + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + assert.False(t, IsOpenTelemetryEnabled()) + + iniStr = ` + [opentelemetry] + ENABLED=true + SERVICE_NAME = + TRACES_SAMPLER = not existing one + [opentelemetry.exporter.otlp] + ENDPOINT = http://jaeger:4317/ + + TIMEOUT = abc + COMPRESSION = foo + HEADERS=%s=bar,foo=%h,foo + + ` + + cfg, err = NewConfigProviderFromData(iniStr) + + require.NoError(t, err) + loadOpenTelemetryFrom(cfg) + assert.True(t, IsOpenTelemetryEnabled()) + assert.Equal(t, "forgejo", OpenTelemetry.ServiceName) + assert.Equal(t, 10*time.Second, OpenTelemetry.OtelTraces.Timeout) + assert.Equal(t, sdktrace.ParentBased(sdktrace.AlwaysSample()), OpenTelemetry.Sampler) + assert.Equal(t, "http://jaeger:4317/", OpenTelemetry.OtelTraces.Endpoint.String()) + assert.Empty(t, OpenTelemetry.OtelTraces.Headers) +} diff --git a/modules/setting/setting.go b/modules/setting/setting.go index 892e41cddf..9c6f09c13b 100644 --- a/modules/setting/setting.go +++ b/modules/setting/setting.go @@ -150,6 +150,7 @@ func loadCommonSettingsFrom(cfg ConfigProvider) error { loadAPIFrom(cfg) loadBadgesFrom(cfg) loadMetricsFrom(cfg) + loadOpenTelemetryFrom(cfg) loadCamoFrom(cfg) loadI18nFrom(cfg) loadGitFrom(cfg) diff --git a/release-notes/3972.md b/release-notes/3972.md new file mode 100644 index 0000000000..f2c18e8900 --- /dev/null +++ b/release-notes/3972.md @@ -0,0 +1 @@ +add support for basic request tracing with opentelemetry diff --git a/routers/common/middleware.go b/routers/common/middleware.go index c7c75fb099..ea7bbe2e85 100644 --- a/routers/common/middleware.go +++ b/routers/common/middleware.go @@ -18,6 +18,7 @@ import ( "gitea.com/go-chi/session" "github.com/chi-middleware/proxy" chi "github.com/go-chi/chi/v5" + "github.com/riandyrn/otelchi" ) // ProtocolMiddlewares returns HTTP protocol related middlewares, and it provides a global panic recovery @@ -68,6 +69,9 @@ func ProtocolMiddlewares() (handlers []any) { if setting.IsAccessLogEnabled() { handlers = append(handlers, context.AccessLogger()) } + if setting.IsOpenTelemetryEnabled() { + handlers = append(handlers, otelchi.Middleware("forgejo")) + } return handlers } diff --git a/routers/init.go b/routers/init.go index 821a0ef38c..15fa10a1fd 100644 --- a/routers/init.go +++ b/routers/init.go @@ -18,6 +18,7 @@ import ( "code.gitea.io/gitea/modules/log" "code.gitea.io/gitea/modules/markup" "code.gitea.io/gitea/modules/markup/external" + "code.gitea.io/gitea/modules/opentelemetry" "code.gitea.io/gitea/modules/setting" "code.gitea.io/gitea/modules/ssh" "code.gitea.io/gitea/modules/storage" @@ -110,6 +111,7 @@ func InitWebInstallPage(ctx context.Context) { // InitWebInstalled is for global installed configuration. func InitWebInstalled(ctx context.Context) { + mustInitCtx(ctx, opentelemetry.Init) mustInitCtx(ctx, git.InitFull) log.Info("Git version: %s (home: %s)", git.VersionInfo(), git.HomeDir()) diff --git a/routers/install/routes_test.go b/routers/install/routes_test.go index 2aa7f5d7b7..1f5fce9915 100644 --- a/routers/install/routes_test.go +++ b/routers/install/routes_test.go @@ -4,12 +4,23 @@ package install import ( + "context" + "io" + "net/http" "net/http/httptest" + "net/url" + "os" "testing" + "time" "code.gitea.io/gitea/models/unittest" + "code.gitea.io/gitea/modules/opentelemetry" + "code.gitea.io/gitea/modules/setting" + "code.gitea.io/gitea/modules/test" + "github.com/google/uuid" "github.com/stretchr/testify/assert" + "github.com/stretchr/testify/require" ) func TestRoutes(t *testing.T) { @@ -36,3 +47,43 @@ func TestRoutes(t *testing.T) { func TestMain(m *testing.M) { unittest.MainTest(m) } + +func TestOtelChi(t *testing.T) { + ServiceName := "forgejo-otelchi" + uuid.NewString() + + otelURL, ok := os.LookupEnv("TEST_OTEL_URL") + if !ok { + t.Skip("TEST_OTEL_URL not set") + } + traceEndpoint, err := url.Parse(otelURL) + require.NoError(t, err) + config := &setting.OtelExporter{ + Endpoint: traceEndpoint, + Protocol: "grpc", + } + + defer test.MockVariableValue(&setting.OpenTelemetry.Enabled, true)() + defer test.MockVariableValue(&setting.OpenTelemetry.Traces, "otlp")() // Required due to lazy loading + defer test.MockVariableValue(&setting.OpenTelemetry.ServiceName, ServiceName)() + defer test.MockVariableValue(&setting.OpenTelemetry.OtelTraces, config)() + + require.NoError(t, opentelemetry.Init(context.Background())) + r := Routes() + + w := httptest.NewRecorder() + req := httptest.NewRequest("GET", "/e/img/gitea.svg", nil) + r.ServeHTTP(w, req) + + traceEndpoint.Host = traceEndpoint.Hostname() + ":16686" + traceEndpoint.Path = "/api/services" + + require.EventuallyWithT(t, func(collect *assert.CollectT) { + resp, err := http.Get(traceEndpoint.String()) + require.NoError(t, err) + + apiResponse, err := io.ReadAll(resp.Body) + require.NoError(t, err) + + assert.Contains(collect, string(apiResponse), ServiceName) + }, 15*time.Second, 1*time.Second) +}