build.yml

---
# This workflow is triggered on push or pull request for the main branch.
# It runs tests and various checks to validate that the proposed changes
# will not introduce any regression after merging the code to the main branch.
name: Build
on:
  push:
    branches:
      - main
    paths-ignore:
      - '.github/ISSUE_TEMPLATE/*.md'
      - '*.md'
      - 'docs/**'
      - 'mkdocs.yml'
      - 'LICENSE'
      - 'NOTICE'
  pull_request:
    branches:
      - main
    paths-ignore:
      - '.github/ISSUE_TEMPLATE/*.md'
      - '*.md'
      - 'docs/**'
      - 'mkdocs.yml'
      - 'LICENSE'
      - 'NOTICE'

env:
  GO_VERSION: 1.22.3
  KIND_VERSION: v0.11.1

# Disable permissions granted to the GITHUB_TOKEN for all the available scopes.
permissions: {}

# Cancel any in-flight jobs for the same PR branch,
# so there's only one active at a time.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  verify-code:
    name: Verify code
    runs-on: ubuntu-20.04
    steps:
      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Cached Go dependencies
        uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-
      - name: Verify Go code
        uses: golangci/golangci-lint-action@v6.1.1
        with:
          args: --verbose --deadline=5m
          version: v1.55.2
          skip-pkg-cache: true
          skip-build-cache: true
      - name: Verify YAML code
        uses: ibiqlik/action-yamllint@v3
      - name: Vendor Go modules
        run: go mod vendor
  unit-tests:
    name: Run unit tests
    runs-on: ubuntu-20.04
    steps:
      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
      - name: Checkout code
        uses: actions/checkout@v4
      - uses: actions/cache@v4
        with:
          path: ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-
      - name: Run unit tests
        run: make unit-tests
      - name: Upload code coverage
        uses: codecov/codecov-action@v5
        with:
          files: ./coverage.txt
  integrations-testing:
    name: Run end to end testing
    runs-on: ubuntu-latest
    env:
      DOCKER_CLI_EXPERIMENTAL: enabled
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
      - name: Install kind and create cluster
        run: >
          curl -Lo ./kind https://kind.sigs.k8s.io/dl/${{ env.KIND_VERSION
          }}/kind-linux-amd64

          chmod +x ./kind

          sudo mv ./kind /usr/local/bin/kind

          kind create cluster

          curl -LO https://dl.k8s.io/release/v1.26.0/bin/linux/amd64/kubectl

          sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
      - name: Test connection to Kubernetes cluster
        run: |
          kubectl cluster-info
          kubectl wait --for=condition=Ready nodes --all --timeout=300s
          kubectl describe node
      - name: Run end to end tests
        run: make integrations-tests