pr.yml

name: Pull request
on:
  pull_request:
    branches:
    - main

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 2
      - uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: golangci-lint
        uses: golangci/golangci-lint-action@v4
        with:
          version: v1.58.2

  test:
    name: Unit Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v4
        with:
          go-version-file: 'go.mod'
      - name: Install dependencies
        run: go mod download
      - name: Run Tests
        run: go test -cover `go list ./... | grep -v 'pkg/client'`

  lint-helm:
    name: Lint Helm
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - uses: azure/setup-helm@v4

      - name: Helm Lint
        run: helm lint charts/radix-oauth-guard

  integration-test:
      name: Integration test
      runs-on: ubuntu-latest
      permissions:
        id-token: write
        contents: read
      steps:
        - uses: actions/checkout@v4
        - uses: actions/setup-go@v4
          with:
            go-version-file: 'go.mod'
        - name: Install dependencies
          run: go mod download
        - name: Install oauth guard
          run: go install .

        - uses: actions/github-script@v7
          id: get-id-token
          with:
            script: return await core.getIDToken()
            result-encoding: string
        - uses: actions/github-script@v7
          id: get-invalid-aud-id-token
          with:
            script: return await core.getIDToken("invalid-audience")
            result-encoding: string
        - name: Test Auth
          env:
            LOG_PRETTY: True
            LOG_LEVEL: Trace
            ISSUER: "https://token.actions.githubusercontent.com"
            AUDIENCE: "https://github.com/equinor"
            SUBJECTS: repo:equinor/radix-oauth-guard:pull_request,testmultiplesubjects
            GH_TOKEN: ${{ steps.get-id-token.outputs.result }}
            INVALID_GH_TOKEN: ${{ steps.get-invalid-aud-id-token.outputs.result }}
          run: |
            function assert() {
              local token="${1}"
              local expected="${2}"
              local msg="${3}"
            
              CURL_RESPONSE=$(curl --write-out '%{http_code}' --output /dev/null --silent  --header "Authorization: Bearer ${token}" http://localhost:8000/auth)
              printf "Test: %15s: Result %s == %s: " "${msg}" "${expected}" "${CURL_RESPONSE}"
            
              if [ "${expected}" != "${CURL_RESPONSE}" ]; then
                printf "Failed\n\n"
                exit 255
              fi
            
              printf "OK\n\n"
            }
            
            radix-oauth-guard &
            GO_PID=$!
            sleep 2s
            
            assert "${GH_TOKEN}" "200" "Valid token is OK"
            assert "" "401" "No token is unauthorized"
            assert "ABCD${GH_TOKEN}" "401" "Invalid token is unauthorized"
            assert "${INVALID_GH_TOKEN}" "401" "Wrong Audience is unauthorized"
            
            kill -9 $GO_PID
            
            # Test different subject
            SUBJECTS=WRONG_SUBJECT radix-oauth-guard &
            GO_PID=$!
            sleep 2s
            
            assert "${GH_TOKEN}" "403" "Wrong Subject is Forbidden"
            kill -9 $GO_PID
            :