lint-golang.yaml

name: Auto Golang Lint And Unitest

env:
  COVERAGE_REPORT_PATH: output/test/coverage.out
  UNITEST_REPORT_PATH: output/test/unitestreport.json

on:
  pull_request: {}
  push:
    branches:
      - main
      - release-*
  workflow_dispatch:
    inputs:
      ref:
        description: 'branch, sha, tag'
        required: true
        default: main
  workflow_call:
    inputs:
      ref:
        required: true
        type: string

permissions: write-all

# concurrency:
#   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
#   cancel-in-progress: true

jobs:
  filter_changes:
    name: Deduce required tests from code changes
    runs-on: ubuntu-latest
    outputs:
      check: ${{ env.RUN_CHECK }}
      ref: ${{ env.RUN_REF }}
      swagger: ${{ env.RUN_SWAGGER }}
      crd: ${{ env.RUN_CRD_CHECK }}
    steps:
      - name: Check Go Code Changes
        uses: dorny/paths-filter@v2.11.1
        if: ${{ github.event_name == 'pull_request' }}
        id: filter_pr
        with:
          base: ${{ github.event.pull_request.base.sha }}
          ref: ${{ github.event.pull_request.head.sha }}
          filters: |
            src:
              - .github/workflows/lint-golang.yaml
              - '**/*.go'
              - 'go.mod'
              - 'go.sum'

      - name: Result
        id: result
        run: |
          if ${{ github.event_name == 'push' }} ; then
              echo "trigger by push"
              echo "RUN_CHECK=true" >> $GITHUB_ENV
              echo "RUN_REF=${{ github.sha }}" >> $GITHUB_ENV
              echo "RUN_SWAGGER=true" >> $GITHUB_ENV
              echo "RUN_CRD_CHECK=true" >> $GITHUB_ENV
          elif ${{ github.event_name == 'pull_request' }} ; then
              echo "trigger by pull_request"
              flag=${{ steps.filter_pr.outputs.src }}
              echo "RUN_CHECK=${flag}" >> $GITHUB_ENV
              ref=${{ github.event.pull_request.head.sha }}
              echo "RUN_REF=${ref}" >> $GITHUB_ENV
              echo "RUN_SWAGGER=${flag}" >> $GITHUB_ENV
              echo "RUN_CRD_CHECK=${flag}" >> $GITHUB_ENV
          elif ${{ inputs.ref != '' }} ; then
              echo "trigger by workflow_call"
              echo "RUN_CHECK=true" >> $GITHUB_ENV
              echo "RUN_SWAGGER=true" >> $GITHUB_ENV
              echo "RUN_CRD_CHECK=true" >> $GITHUB_ENV
              echo "RUN_REF=${{ inputs.ref }}" >> $GITHUB_ENV
          elif ${{ github.event_name == 'workflow_dispatch' }} ; then
              echo "trigger by workflow_dispatch"
              echo "RUN_CHECK=true" >> $GITHUB_ENV
              echo "RUN_SWAGGER=true" >> $GITHUB_ENV
              echo "RUN_CRD_CHECK=true" >> $GITHUB_ENV
              echo "RUN_REF=${{ github.event.inputs.ref }}" >> $GITHUB_ENV
          else
              echo "error, unexpected event "
              exit 1
          fi

  lint-code:
    needs: filter_changes
    runs-on: ubuntu-latest
    steps:
      - name: Install Go
        uses: actions/setup-go@v4
        with:
          go-version: 1.21.7

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          persist-credentials: false
          ref: ${{ needs.filter_changes.outputs.ref }}

      - name: check swagger sdk
        if: ${{ needs.filter_changes.outputs.swagger == 'true' }}
        run: |
          make validate_openapi_sdk

      - name: check crd sdk
        if: ${{ needs.filter_changes.outputs.crd == 'true' }}
        run: |
          make validate_crd_sdk

  lint-golang:
    needs: filter_changes
    if: ${{ needs.filter_changes.outputs.check == 'true' }}
    runs-on: ubuntu-latest
    steps:
      - name: Install Go
        uses: actions/setup-go@v4
        with:
          go-version: 1.21.7

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          persist-credentials: false
          ref: ${{ needs.filter_changes.outputs.ref }}

      - name: Check module vendoring
        run: |
          go mod tidy
          go mod vendor
          if ! test -z "$(git status --porcelain)"; then
              echo "please run 'go mod tidy && go mod vendor', and submit your changes"
              exit 1
          fi

      # ================ lint
      - name: Run golangci-lint
        id: golangci_lint
        continue-on-error: true
        uses: golangci/golangci-lint-action@v3
        with:
          version: latest

      - name: Check Make lint-golang
        id: lintgolang
        continue-on-error: true
        run: |
          make lint_golang_everything

      - name: Result
        run: |
          result=${{ steps.golangci_lint.outcome }}
          [ "${result}"x == "failure"x ] && echo "step golangci_lint failed" && exit 1
          result=${{ steps.lintgolang.outcome }}
          [ "${result}"x == "failure"x ] && echo "step lintgolang failed" && exit 3
          echo "all succeed"
          exit 0

  unitest:
    needs: filter_changes
    if: ${{ needs.filter_changes.outputs.check == 'true' }}
    runs-on: ubuntu-latest
    steps:
      - name: Install Go
        uses: actions/setup-go@v4
        with:
          go-version: 1.21.7

      - name: Checkout code
        uses: actions/checkout@v3
        with:
          persist-credentials: false
          ref: ${{ needs.filter_changes.outputs.ref }}

      # ================= unitest
      - name: Run unitest
        id: unitest
        continue-on-error: true
        run: |
          make unitest_tests

      - name: Upload Coverage Artifact
        if: ${{ steps.unitest.outcome == 'failure' }}
        uses: actions/upload-artifact@v3.1.2
        with:
          name: coverage.out
          path: ${{ env.COVERAGE_REPORT_PATH }}
          retention-days: 1

      - name: Upload Report Artifact
        if: ${{ steps.unitest.outcome == 'failure' }}
        uses: actions/upload-artifact@v3.1.2
        with:
          name: unitestreport.json
          path: ${{ env.UNITEST_REPORT_PATH }}
          retention-days: 1

      # ============= upload coverage report
      - name: Upload to Codecov
        if: ${{ steps.unitest.outcome != 'failure' }}
        uses: codecov/codecov-action@v3.1.4
        with:
          directory: './'
          files: '${{ env.COVERAGE_REPORT_PATH }}'
          flags: unittests
          name: my-codecov-umbrella
          fail_ci_if_error: true
          verbose: true
          token: ${{ secrets.CODECOV_TOKEN }}

      - name: Result
        if: ${{ steps.unitest.outcome == 'failure' }}
        run: |
          echo "unitest failed"
          exit 1