diff options
Diffstat (limited to 'vendor/cloud.google.com/go')
| -rw-r--r-- | vendor/cloud.google.com/go/compute/LICENSE | 202 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/internal/version.go | 18 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/CHANGES.md | 19 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/LICENSE | 202 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/README.md | 27 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/metadata.go | 543 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/retry.go | 114 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/retry_linux.go | 26 | ||||
| -rw-r--r-- | vendor/cloud.google.com/go/compute/metadata/tidyfix.go | 23 |
9 files changed, 0 insertions, 1174 deletions
diff --git a/vendor/cloud.google.com/go/compute/LICENSE b/vendor/cloud.google.com/go/compute/LICENSE deleted file mode 100644 index d645695..0000000 --- a/vendor/cloud.google.com/go/compute/LICENSE +++ /dev/null @@ -1,202 +0,0 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "[]" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/cloud.google.com/go/compute/internal/version.go b/vendor/cloud.google.com/go/compute/internal/version.go deleted file mode 100644 index ac02a3c..0000000 --- a/vendor/cloud.google.com/go/compute/internal/version.go +++ /dev/null @@ -1,18 +0,0 @@ -// Copyright 2022 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package internal - -// Version is the current tagged release of the library. -const Version = "1.19.0" diff --git a/vendor/cloud.google.com/go/compute/metadata/CHANGES.md b/vendor/cloud.google.com/go/compute/metadata/CHANGES.md deleted file mode 100644 index 06b9573..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/CHANGES.md +++ /dev/null @@ -1,19 +0,0 @@ -# Changes - -## [0.2.3](https://github.com/googleapis/google-cloud-go/compare/compute/metadata/v0.2.2...compute/metadata/v0.2.3) (2022-12-15) - - -### Bug Fixes - -* **compute/metadata:** Switch DNS lookup to an absolute lookup ([119b410](https://github.com/googleapis/google-cloud-go/commit/119b41060c7895e45e48aee5621ad35607c4d021)), refs [#7165](https://github.com/googleapis/google-cloud-go/issues/7165) - -## [0.2.2](https://github.com/googleapis/google-cloud-go/compare/compute/metadata/v0.2.1...compute/metadata/v0.2.2) (2022-12-01) - - -### Bug Fixes - -* **compute/metadata:** Set IdleConnTimeout for http.Client ([#7084](https://github.com/googleapis/google-cloud-go/issues/7084)) ([766516a](https://github.com/googleapis/google-cloud-go/commit/766516aaf3816bfb3159efeea65aa3d1d205a3e2)), refs [#5430](https://github.com/googleapis/google-cloud-go/issues/5430) - -## [0.1.0] (2022-10-26) - -Initial release of metadata being it's own module. diff --git a/vendor/cloud.google.com/go/compute/metadata/LICENSE b/vendor/cloud.google.com/go/compute/metadata/LICENSE deleted file mode 100644 index d645695..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/LICENSE +++ /dev/null @@ -1,202 +0,0 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "[]" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/cloud.google.com/go/compute/metadata/README.md b/vendor/cloud.google.com/go/compute/metadata/README.md deleted file mode 100644 index f940fb2..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/README.md +++ /dev/null @@ -1,27 +0,0 @@ -# Compute API - -[](https://pkg.go.dev/cloud.google.com/go/compute/metadata) - -This is a utility library for communicating with Google Cloud metadata service -on Google Cloud. - -## Install - -```bash -go get cloud.google.com/go/compute/metadata -``` - -## Go Version Support - -See the [Go Versions Supported](https://github.com/googleapis/google-cloud-go#go-versions-supported) -section in the root directory's README. - -## Contributing - -Contributions are welcome. Please, see the [CONTRIBUTING](https://github.com/GoogleCloudPlatform/google-cloud-go/blob/main/CONTRIBUTING.md) -document for details. - -Please note that this project is released with a Contributor Code of Conduct. -By participating in this project you agree to abide by its terms. See -[Contributor Code of Conduct](https://github.com/GoogleCloudPlatform/google-cloud-go/blob/main/CONTRIBUTING.md#contributor-code-of-conduct) -for more information. diff --git a/vendor/cloud.google.com/go/compute/metadata/metadata.go b/vendor/cloud.google.com/go/compute/metadata/metadata.go deleted file mode 100644 index c17faa1..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/metadata.go +++ /dev/null @@ -1,543 +0,0 @@ -// Copyright 2014 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// Package metadata provides access to Google Compute Engine (GCE) -// metadata and API service accounts. -// -// This package is a wrapper around the GCE metadata service, -// as documented at https://cloud.google.com/compute/docs/metadata/overview. -package metadata // import "cloud.google.com/go/compute/metadata" - -import ( - "context" - "encoding/json" - "fmt" - "io/ioutil" - "net" - "net/http" - "net/url" - "os" - "runtime" - "strings" - "sync" - "time" -) - -const ( - // metadataIP is the documented metadata server IP address. - metadataIP = "169.254.169.254" - - // metadataHostEnv is the environment variable specifying the - // GCE metadata hostname. If empty, the default value of - // metadataIP ("169.254.169.254") is used instead. - // This is variable name is not defined by any spec, as far as - // I know; it was made up for the Go package. - metadataHostEnv = "GCE_METADATA_HOST" - - userAgent = "gcloud-golang/0.1" -) - -type cachedValue struct { - k string - trim bool - mu sync.Mutex - v string -} - -var ( - projID = &cachedValue{k: "project/project-id", trim: true} - projNum = &cachedValue{k: "project/numeric-project-id", trim: true} - instID = &cachedValue{k: "instance/id", trim: true} -) - -var defaultClient = &Client{hc: newDefaultHTTPClient()} - -func newDefaultHTTPClient() *http.Client { - return &http.Client{ - Transport: &http.Transport{ - Dial: (&net.Dialer{ - Timeout: 2 * time.Second, - KeepAlive: 30 * time.Second, - }).Dial, - IdleConnTimeout: 60 * time.Second, - }, - Timeout: 5 * time.Second, - } -} - -// NotDefinedError is returned when requested metadata is not defined. -// -// The underlying string is the suffix after "/computeMetadata/v1/". -// -// This error is not returned if the value is defined to be the empty -// string. -type NotDefinedError string - -func (suffix NotDefinedError) Error() string { - return fmt.Sprintf("metadata: GCE metadata %q not defined", string(suffix)) -} - -func (c *cachedValue) get(cl *Client) (v string, err error) { - defer c.mu.Unlock() - c.mu.Lock() - if c.v != "" { - return c.v, nil - } - if c.trim { - v, err = cl.getTrimmed(c.k) - } else { - v, err = cl.Get(c.k) - } - if err == nil { - c.v = v - } - return -} - -var ( - onGCEOnce sync.Once - onGCE bool -) - -// OnGCE reports whether this process is running on Google Compute Engine. -func OnGCE() bool { - onGCEOnce.Do(initOnGCE) - return onGCE -} - -func initOnGCE() { - onGCE = testOnGCE() -} - -func testOnGCE() bool { - // The user explicitly said they're on GCE, so trust them. - if os.Getenv(metadataHostEnv) != "" { - return true - } - - ctx, cancel := context.WithCancel(context.Background()) - defer cancel() - - resc := make(chan bool, 2) - - // Try two strategies in parallel. - // See https://github.com/googleapis/google-cloud-go/issues/194 - go func() { - req, _ := http.NewRequest("GET", "http://"+metadataIP, nil) - req.Header.Set("User-Agent", userAgent) - res, err := newDefaultHTTPClient().Do(req.WithContext(ctx)) - if err != nil { - resc <- false - return - } - defer res.Body.Close() - resc <- res.Header.Get("Metadata-Flavor") == "Google" - }() - - go func() { - resolver := &net.Resolver{} - addrs, err := resolver.LookupHost(ctx, "metadata.google.internal.") - if err != nil || len(addrs) == 0 { - resc <- false - return - } - resc <- strsContains(addrs, metadataIP) - }() - - tryHarder := systemInfoSuggestsGCE() - if tryHarder { - res := <-resc - if res { - // The first strategy succeeded, so let's use it. - return true - } - // Wait for either the DNS or metadata server probe to - // contradict the other one and say we are running on - // GCE. Give it a lot of time to do so, since the system - // info already suggests we're running on a GCE BIOS. - timer := time.NewTimer(5 * time.Second) - defer timer.Stop() - select { - case res = <-resc: - return res - case <-timer.C: - // Too slow. Who knows what this system is. - return false - } - } - - // There's no hint from the system info that we're running on - // GCE, so use the first probe's result as truth, whether it's - // true or false. The goal here is to optimize for speed for - // users who are NOT running on GCE. We can't assume that - // either a DNS lookup or an HTTP request to a blackholed IP - // address is fast. Worst case this should return when the - // metaClient's Transport.ResponseHeaderTimeout or - // Transport.Dial.Timeout fires (in two seconds). - return <-resc -} - -// systemInfoSuggestsGCE reports whether the local system (without -// doing network requests) suggests that we're running on GCE. If this -// returns true, testOnGCE tries a bit harder to reach its metadata -// server. -func systemInfoSuggestsGCE() bool { - if runtime.GOOS != "linux" { - // We don't have any non-Linux clues available, at least yet. - return false - } - slurp, _ := ioutil.ReadFile("/sys/class/dmi/id/product_name") - name := strings.TrimSpace(string(slurp)) - return name == "Google" || name == "Google Compute Engine" -} - -// Subscribe calls Client.Subscribe on the default client. -func Subscribe(suffix string, fn func(v string, ok bool) error) error { - return defaultClient.Subscribe(suffix, fn) -} - -// Get calls Client.Get on the default client. -func Get(suffix string) (string, error) { return defaultClient.Get(suffix) } - -// ProjectID returns the current instance's project ID string. -func ProjectID() (string, error) { return defaultClient.ProjectID() } - -// NumericProjectID returns the current instance's numeric project ID. -func NumericProjectID() (string, error) { return defaultClient.NumericProjectID() } - -// InternalIP returns the instance's primary internal IP address. -func InternalIP() (string, error) { return defaultClient.InternalIP() } - -// ExternalIP returns the instance's primary external (public) IP address. -func ExternalIP() (string, error) { return defaultClient.ExternalIP() } - -// Email calls Client.Email on the default client. -func Email(serviceAccount string) (string, error) { return defaultClient.Email(serviceAccount) } - -// Hostname returns the instance's hostname. This will be of the form -// "<instanceID>.c.<projID>.internal". -func Hostname() (string, error) { return defaultClient.Hostname() } - -// InstanceTags returns the list of user-defined instance tags, -// assigned when initially creating a GCE instance. -func InstanceTags() ([]string, error) { return defaultClient.InstanceTags() } - -// InstanceID returns the current VM's numeric instance ID. -func InstanceID() (string, error) { return defaultClient.InstanceID() } - -// InstanceName returns the current VM's instance ID string. -func InstanceName() (string, error) { return defaultClient.InstanceName() } - -// Zone returns the current VM's zone, such as "us-central1-b". -func Zone() (string, error) { return defaultClient.Zone() } - -// InstanceAttributes calls Client.InstanceAttributes on the default client. -func InstanceAttributes() ([]string, error) { return defaultClient.InstanceAttributes() } - -// ProjectAttributes calls Client.ProjectAttributes on the default client. -func ProjectAttributes() ([]string, error) { return defaultClient.ProjectAttributes() } - -// InstanceAttributeValue calls Client.InstanceAttributeValue on the default client. -func InstanceAttributeValue(attr string) (string, error) { - return defaultClient.InstanceAttributeValue(attr) -} - -// ProjectAttributeValue calls Client.ProjectAttributeValue on the default client. -func ProjectAttributeValue(attr string) (string, error) { - return defaultClient.ProjectAttributeValue(attr) -} - -// Scopes calls Client.Scopes on the default client. -func Scopes(serviceAccount string) ([]string, error) { return defaultClient.Scopes(serviceAccount) } - -func strsContains(ss []string, s string) bool { - for _, v := range ss { - if v == s { - return true - } - } - return false -} - -// A Client provides metadata. -type Client struct { - hc *http.Client -} - -// NewClient returns a Client that can be used to fetch metadata. -// Returns the client that uses the specified http.Client for HTTP requests. -// If nil is specified, returns the default client. -func NewClient(c *http.Client) *Client { - if c == nil { - return defaultClient - } - - return &Client{hc: c} -} - -// getETag returns a value from the metadata service as well as the associated ETag. -// This func is otherwise equivalent to Get. -func (c *Client) getETag(suffix string) (value, etag string, err error) { - ctx := context.TODO() - // Using a fixed IP makes it very difficult to spoof the metadata service in - // a container, which is an important use-case for local testing of cloud - // deployments. To enable spoofing of the metadata service, the environment - // variable GCE_METADATA_HOST is first inspected to decide where metadata - // requests shall go. - host := os.Getenv(metadataHostEnv) - if host == "" { - // Using 169.254.169.254 instead of "metadata" here because Go - // binaries built with the "netgo" tag and without cgo won't - // know the search suffix for "metadata" is - // ".google.internal", and this IP address is documented as - // being stable anyway. - host = metadataIP - } - suffix = strings.TrimLeft(suffix, "/") - u := "http://" + host + "/computeMetadata/v1/" + suffix - req, err := http.NewRequest("GET", u, nil) - if err != nil { - return "", "", err - } - req.Header.Set("Metadata-Flavor", "Google") - req.Header.Set("User-Agent", userAgent) - var res *http.Response - var reqErr error - retryer := newRetryer() - for { - res, reqErr = c.hc.Do(req) - var code int - if res != nil { - code = res.StatusCode - } - if delay, shouldRetry := retryer.Retry(code, reqErr); shouldRetry { - if err := sleep(ctx, delay); err != nil { - return "", "", err - } - continue - } - break - } - if reqErr != nil { - return "", "", reqErr - } - defer res.Body.Close() - if res.StatusCode == http.StatusNotFound { - return "", "", NotDefinedError(suffix) - } - all, err := ioutil.ReadAll(res.Body) - if err != nil { - return "", "", err - } - if res.StatusCode != 200 { - return "", "", &Error{Code: res.StatusCode, Message: string(all)} - } - return string(all), res.Header.Get("Etag"), nil -} - -// Get returns a value from the metadata service. -// The suffix is appended to "http://${GCE_METADATA_HOST}/computeMetadata/v1/". -// -// If the GCE_METADATA_HOST environment variable is not defined, a default of -// 169.254.169.254 will be used instead. -// -// If the requested metadata is not defined, the returned error will -// be of type NotDefinedError. -func (c *Client) Get(suffix string) (string, error) { - val, _, err := c.getETag(suffix) - return val, err -} - -func (c *Client) getTrimmed(suffix string) (s string, err error) { - s, err = c.Get(suffix) - s = strings.TrimSpace(s) - return -} - -func (c *Client) lines(suffix string) ([]string, error) { - j, err := c.Get(suffix) - if err != nil { - return nil, err - } - s := strings.Split(strings.TrimSpace(j), "\n") - for i := range s { - s[i] = strings.TrimSpace(s[i]) - } - return s, nil -} - -// ProjectID returns the current instance's project ID string. -func (c *Client) ProjectID() (string, error) { return projID.get(c) } - -// NumericProjectID returns the current instance's numeric project ID. -func (c *Client) NumericProjectID() (string, error) { return projNum.get(c) } - -// InstanceID returns the current VM's numeric instance ID. -func (c *Client) InstanceID() (string, error) { return instID.get(c) } - -// InternalIP returns the instance's primary internal IP address. -func (c *Client) InternalIP() (string, error) { - return c.getTrimmed("instance/network-interfaces/0/ip") -} - -// Email returns the email address associated with the service account. -// The account may be empty or the string "default" to use the instance's -// main account. -func (c *Client) Email(serviceAccount string) (string, error) { - if serviceAccount == "" { - serviceAccount = "default" - } - return c.getTrimmed("instance/service-accounts/" + serviceAccount + "/email") -} - -// ExternalIP returns the instance's primary external (public) IP address. -func (c *Client) ExternalIP() (string, error) { - return c.getTrimmed("instance/network-interfaces/0/access-configs/0/external-ip") -} - -// Hostname returns the instance's hostname. This will be of the form -// "<instanceID>.c.<projID>.internal". -func (c *Client) Hostname() (string, error) { - return c.getTrimmed("instance/hostname") -} - -// InstanceTags returns the list of user-defined instance tags, -// assigned when initially creating a GCE instance. -func (c *Client) InstanceTags() ([]string, error) { - var s []string - j, err := c.Get("instance/tags") - if err != nil { - return nil, err - } - if err := json.NewDecoder(strings.NewReader(j)).Decode(&s); err != nil { - return nil, err - } - return s, nil -} - -// InstanceName returns the current VM's instance ID string. -func (c *Client) InstanceName() (string, error) { - return c.getTrimmed("instance/name") -} - -// Zone returns the current VM's zone, such as "us-central1-b". -func (c *Client) Zone() (string, error) { - zone, err := c.getTrimmed("instance/zone") - // zone is of the form "projects/<projNum>/zones/<zoneName>". - if err != nil { - return "", err - } - return zone[strings.LastIndex(zone, "/")+1:], nil -} - -// InstanceAttributes returns the list of user-defined attributes, -// assigned when initially creating a GCE VM instance. The value of an -// attribute can be obtained with InstanceAttributeValue. -func (c *Client) InstanceAttributes() ([]string, error) { return c.lines("instance/attributes/") } - -// ProjectAttributes returns the list of user-defined attributes -// applying to the project as a whole, not just this VM. The value of -// an attribute can be obtained with ProjectAttributeValue. -func (c *Client) ProjectAttributes() ([]string, error) { return c.lines("project/attributes/") } - -// InstanceAttributeValue returns the value of the provided VM -// instance attribute. -// -// If the requested attribute is not defined, the returned error will -// be of type NotDefinedError. -// -// InstanceAttributeValue may return ("", nil) if the attribute was -// defined to be the empty string. -func (c *Client) InstanceAttributeValue(attr string) (string, error) { - return c.Get("instance/attributes/" + attr) -} - -// ProjectAttributeValue returns the value of the provided -// project attribute. -// -// If the requested attribute is not defined, the returned error will -// be of type NotDefinedError. -// -// ProjectAttributeValue may return ("", nil) if the attribute was -// defined to be the empty string. -func (c *Client) ProjectAttributeValue(attr string) (string, error) { - return c.Get("project/attributes/" + attr) -} - -// Scopes returns the service account scopes for the given account. -// The account may be empty or the string "default" to use the instance's -// main account. -func (c *Client) Scopes(serviceAccount string) ([]string, error) { - if serviceAccount == "" { - serviceAccount = "default" - } - return c.lines("instance/service-accounts/" + serviceAccount + "/scopes") -} - -// Subscribe subscribes to a value from the metadata service. -// The suffix is appended to "http://${GCE_METADATA_HOST}/computeMetadata/v1/". -// The suffix may contain query parameters. -// -// Subscribe calls fn with the latest metadata value indicated by the provided -// suffix. If the metadata value is deleted, fn is called with the empty string -// and ok false. Subscribe blocks until fn returns a non-nil error or the value -// is deleted. Subscribe returns the error value returned from the last call to -// fn, which may be nil when ok == false. -func (c *Client) Subscribe(suffix string, fn func(v string, ok bool) error) error { - const failedSubscribeSleep = time.Second * 5 - - // First check to see if the metadata value exists at all. - val, lastETag, err := c.getETag(suffix) - if err != nil { - return err - } - - if err := fn(val, true); err != nil { - return err - } - - ok := true - if strings.ContainsRune(suffix, '?') { - suffix += "&wait_for_change=true&last_etag=" - } else { - suffix += "?wait_for_change=true&last_etag=" - } - for { - val, etag, err := c.getETag(suffix + url.QueryEscape(lastETag)) - if err != nil { - if _, deleted := err.(NotDefinedError); !deleted { - time.Sleep(failedSubscribeSleep) - continue // Retry on other errors. - } - ok = false - } - lastETag = etag - - if err := fn(val, ok); err != nil || !ok { - return err - } - } -} - -// Error contains an error response from the server. -type Error struct { - // Code is the HTTP response status code. - Code int - // Message is the server response message. - Message string -} - -func (e *Error) Error() string { - return fmt.Sprintf("compute: Received %d `%s`", e.Code, e.Message) -} diff --git a/vendor/cloud.google.com/go/compute/metadata/retry.go b/vendor/cloud.google.com/go/compute/metadata/retry.go deleted file mode 100644 index 0f18f3c..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/retry.go +++ /dev/null @@ -1,114 +0,0 @@ -// Copyright 2021 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package metadata - -import ( - "context" - "io" - "math/rand" - "net/http" - "time" -) - -const ( - maxRetryAttempts = 5 -) - -var ( - syscallRetryable = func(err error) bool { return false } -) - -// defaultBackoff is basically equivalent to gax.Backoff without the need for -// the dependency. -type defaultBackoff struct { - max time.Duration - mul float64 - cur time.Duration -} - -func (b *defaultBackoff) Pause() time.Duration { - d := time.Duration(1 + rand.Int63n(int64(b.cur))) - b.cur = time.Duration(float64(b.cur) * b.mul) - if b.cur > b.max { - b.cur = b.max - } - return d -} - -// sleep is the equivalent of gax.Sleep without the need for the dependency. -func sleep(ctx context.Context, d time.Duration) error { - t := time.NewTimer(d) - select { - case <-ctx.Done(): - t.Stop() - return ctx.Err() - case <-t.C: - return nil - } -} - -func newRetryer() *metadataRetryer { - return &metadataRetryer{bo: &defaultBackoff{ - cur: 100 * time.Millisecond, - max: 30 * time.Second, - mul: 2, - }} -} - -type backoff interface { - Pause() time.Duration -} - -type metadataRetryer struct { - bo backoff - attempts int -} - -func (r *metadataRetryer) Retry(status int, err error) (time.Duration, bool) { - if status == http.StatusOK { - return 0, false - } - retryOk := shouldRetry(status, err) - if !retryOk { - return 0, false - } - if r.attempts == maxRetryAttempts { - return 0, false - } - r.attempts++ - return r.bo.Pause(), true -} - -func shouldRetry(status int, err error) bool { - if 500 <= status && status <= 599 { - return true - } - if err == io.ErrUnexpectedEOF { - return true - } - // Transient network errors should be retried. - if syscallRetryable(err) { - return true - } - if err, ok := err.(interface{ Temporary() bool }); ok { - if err.Temporary() { - return true - } - } - if err, ok := err.(interface{ Unwrap() error }); ok { - return shouldRetry(status, err.Unwrap()) - } - return false -} diff --git a/vendor/cloud.google.com/go/compute/metadata/retry_linux.go b/vendor/cloud.google.com/go/compute/metadata/retry_linux.go deleted file mode 100644 index bb412f8..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/retry_linux.go +++ /dev/null @@ -1,26 +0,0 @@ -// Copyright 2021 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -//go:build linux -// +build linux - -package metadata - -import "syscall" - -func init() { - // Initialize syscallRetryable to return true on transient socket-level - // errors. These errors are specific to Linux. - syscallRetryable = func(err error) bool { return err == syscall.ECONNRESET || err == syscall.ECONNREFUSED } -} diff --git a/vendor/cloud.google.com/go/compute/metadata/tidyfix.go b/vendor/cloud.google.com/go/compute/metadata/tidyfix.go deleted file mode 100644 index 4cef485..0000000 --- a/vendor/cloud.google.com/go/compute/metadata/tidyfix.go +++ /dev/null @@ -1,23 +0,0 @@ -// Copyright 2022 Google LLC -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// This file, and the {{.RootMod}} import, won't actually become part of -// the resultant binary. -//go:build modhack -// +build modhack - -package metadata - -// Necessary for safely adding multi-module repo. See: https://github.com/golang/go/wiki/Modules#is-it-possible-to-add-a-module-to-a-multi-module-repository -import _ "cloud.google.com/go/compute/internal" |