141 lines
4.3 KiB
Markdown
141 lines
4.3 KiB
Markdown
# How To Use
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Nomad uses [`go-changelog`](https://github.com/hashicorp/go-changelog) to generate its changelog on release.
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To install, run the following command:
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```
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go install github.com/hashicorp/go-changelog/cmd/changelog-build@latest
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```
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## Developer Guide
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PRs with code changes should include a `.changelog/<PR Number>.txt` file highlighting the user visible change.
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The changelog entry should include the affected component (e.g. `driver/docker`, `api`), and a user-centric summary of the change. If an issue warrants more elaborate description, also update the [Upgrade Guide](../website/content/docs/upgrade/upgrade-specific.mdx).
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Use the PR number as the file name. Enterprise private changes should have an entry in the OSS repository referencing a public GitHub issues detailing the change and impact.
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The `.txt` files have a markdown-like syntax, with a tag signifying the entry type.
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Use the `tools/cl-entry` command to help generate a changelog entry file.
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```shell
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make cl
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```
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Below are some examples of how to generate a CHANGELOG entry with your pull request.
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### Improvement
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~~~
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```release-note:improvement
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internal/server: Add new option for configs
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```
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~~~
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### Feature
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Significant major release features. Typically included in release blog announcement and keynotes.
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~~~
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```release-note:feature
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**Consul namespace support (Enterprise)**: Run Nomad-defined services in their HashiCorp Consul namespaces more easily using Nomad Enterpris
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```
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~~~
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### Improvements
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Improvements are incremental and quality of life enhancement that don't rise to the FEATURES level:
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```release-note:improvement
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cli: Added `-monitor` flag to `deployment status` command and automatically monitor deployments from `job run` command.
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```
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### Bug
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~~~
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```release-note:bug
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client/fingerprint/java: Fixed a bug where java fingerprinter would not detect some Java distributions
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```
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~~~
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### Multiple Entries
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If a PR has multiple entries,
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~~~
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```release-note:bug
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driver/docker: Fix broken code
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```
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```release-note:bug
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client: Fix broken code
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```
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```release-note:bug
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cli: Fix broken code
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```
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~~~
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### Long Description with Markdown
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~~~
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```release-note:feature
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main: Lorem ipsum dolor `sit amet`, _consectetur_ adipiscing elit, **sed** do
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eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
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veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse
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cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non
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proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
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```
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~~~
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## How to generate CHANGELOG entries for release
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Below is an example for running `go-changelog` to generate a collection of
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entries. It will generate output that can be inserted into CHANGELOG.md manually.
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To generate latest release changelog entry:
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```
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make changelog
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```
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You can also call `changelog-build` binary directly. For more information as to what each flag does, make sure to run `changelog-build -help`.
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```
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cd .changelog
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changelog-build -last-release v1.1.2 -this-release HEAD \
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-entries-dir . -changelog-template changelog.tmpl -note-template note.tmpl
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```
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The command will output the changelog entries to be inserted into CHANGELOG.md with version header (e.g. `## 1.1.3 (August 10, 2022)`). The output is like:
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```md
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IMPROVEMENTS:
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* Added the `bar` interface. [[GH-2032](https://github.com/hashicorp/nomad/issues/2032)]
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DEPRECATIONS:
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* Deprecated the `foo` interface, please use the `bar` interface instead. [[GH-1001](https://github.com/hashicorp/nomad/issues/1001)]
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BUG FIXES:
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* csi: fixed a CLI panic when formatting `volume status` with `-verbose` flag [[GH-10818](https://github.com/hashicorp/nomad/issues/10818)]
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```
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## FAQ
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### Can I amend the changelog entry after the PR merged?
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Yes. If the release is not out, just update the entry file, or add missed entries. If the original PR is a to-be-backported change, ensure the changelog entry update PR also has the `label:stage/needs-backporting` and appropriate milestone so the backport includes the update too.
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When amending entries for an already published release, update the CHANGELOG.md file directly.
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### Just modified the entry file, but the `go-changelog` isn't picking it up.
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Commit the entry first! `go-changelog` operators on committed files only.
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