y-myajima commented 6 months ago

Description

Add build_info log and metrics

example

log

INFO[2024-03-05T11:05:41+09:00] Starting athenz-sia with version 915c51b, built on 2024-03-04T14:11:11JST+0900

metrics

$ curl -sf -X GET http://localhost:9793/metrics
# HELP sidecar_build_info Indicates the application name, build version and date
# TYPE sidecar_build_info gauge
sidecar_build_info{app_name="athenz-sia",built="2024-03-04T14:11:11JST+0900",version="915c51b"} 1

Type of change

[ ] Bug fix
[x] New feature
[ ] Refactoring (no functional changes, no api changes)
[ ] Non-code changes (update documentation, pipeline, etc.)

Flags

[ ] Breaks backward compatibility
[ ] Requires a documentation update
[ ] Has untestable code

Related issue/PR

Delete this section if there are no issues or pull requests that relate to this pull request.

Fixes #issue
Closes #PR

Checklist

[x] Followed the guidelines in the CONTRIBUTING document
[x] Added prefix [skip ci]/[ci skip]/[no ci]/[skip actions]/[actions skip] in the PR title if necessary
[x] Tested and linted the code
[x] Commented the code
[x] Made corresponding changes to the documentation
[x] Passed all pipeline checking

Checklist for maintainer

Use Squash and merge
Double-confirm the merge message has prefix [skip ci]/[ci skip]/[no ci]/[skip actions]/[actions skip]
Delete the branch after merge

mlajkim commented 6 months ago

For @mlajkim myself note: TODOs

[x] ~Double check if the registering metrics should be done in the main.go~
- https://github.com/AthenZ/k8s-athenz-sia/pull/92
- Nah. decide not to do so.