name: Cross-Build

on:
  push:
    branches:
      - master
      - 2.*
  pull_request:
    branches:
      - master
      - 2.*

jobs:
  cross-build-test:
    strategy:
      fail-fast: false
      matrix:
        goos: ['android', 'linux', 'solaris', 'illumos', 'dragonfly', 'freebsd', 'openbsd', 'plan9', 'windows', 'darwin', 'netbsd']
        go: [ '1.18' ]

        include:
        # Set the minimum Go patch version for the given Go minor
        # Usable via ${{ matrix.GO_SEMVER }}
        - go: '1.18'
          GO_SEMVER: '~1.18.1'

    runs-on: ubuntu-latest
    continue-on-error: true
    steps:
      - name: Install Go
        uses: actions/setup-go@v3
        with:
          go-version: ${{ matrix.GO_SEMVER }}
          check-latest: true

      - name: Print Go version and environment
        id: vars
        run: |
          printf "Using go at: $(which go)\n"
          printf "Go version: $(go version)\n"
          printf "\n\nGo environment:\n\n"
          go env
          printf "\n\nSystem environment:\n\n"
          env

      - name: Cache the build cache
        uses: actions/cache@v2
        with:
          # In order:
          # * Module download cache
          # * Build cache (Linux)
          path: |
            ~/go/pkg/mod
            ~/.cache/go-build
          key: cross-build-go${{ matrix.go }}-${{ matrix.goos }}-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            cross-build-go${{ matrix.go }}-${{ matrix.goos }}

      - name: Checkout code into the Go module directory
        uses: actions/checkout@v3

      - name: Run Build
        env:
          CGO_ENABLED: 0
          GOOS: ${{ matrix.goos }}
        shell: bash
        continue-on-error: true
        working-directory: ./cmd/caddy
        run: |
          GOOS=$GOOS go build -trimpath -o caddy-"$GOOS"-amd64 2> /dev/null
          if [ $? -ne 0 ]; then
            echo "::warning ::$GOOS Build Failed"
            exit 0
          fi