---
name: release

on:
  push:
    tags:
      - "*" # triggers only if push new tag version
  workflow_dispatch:

jobs:
  goreleaser:
    runs-on: ubuntu-18.04 # due to CGO we need to user an older version
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      - name: Set up Go
        uses: actions/setup-go@v2
        with:
          go-version: 1.16

      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install -y gcc-aarch64-linux-gnu
      - name: Run GoReleaser
        uses: goreleaser/goreleaser-action@v2
        with:
          distribution: goreleaser
          version: latest
          args: release --rm-dist
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  docker-release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      
      - name: Set up QEMU for multiple platforms
        uses: docker/setup-qemu-action@master
        with:
          platforms: arm64,amd64

      - name: Cache Docker layers
        uses: actions/cache@v2
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v3
        with:
          # list of Docker images to use as base name for tags
          images: |
            ${{ secrets.DOCKERHUB_USERNAME }}/headscale
            ghcr.io/${{ github.repository_owner }}/headscale
          tags: |
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha
            
      - name: Login to DockerHub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
          
      - name: Login to GHCR
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
          
      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v2
        with:
          push: true
          context: .
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache-new

      - name: Prepare cache for next build
        run: |
          rm -rf /tmp/.buildx-cache
          mv /tmp/.buildx-cache-new /tmp/.buildx-cache