# SPDX-License-Identifier: AGPL-3.0-or-later
name: build app-proxy

on:
  workflow_dispatch:
    inputs:
      build-version:
        description: "Explicit Fluxer CalVer build version (YYYY.MDD.MICRO, UTC HHMMSS without leading zeroes) to use instead of automatic UTC clock allocation"
        type: string
        required: false
        default: ""

permissions:
  actions: read
  contents: write
  packages: write

concurrency:
  group: publish-fluxer-app-proxy
  cancel-in-progress: false

env:
  GHCR_OWNER: ${{ github.repository_owner }}

jobs:
  approve:
    name: approve build release
    permissions: {}
    runs-on: ubuntu-24.04
    environment: builds
    timeout-minutes: 5
    steps:
      - name: approved
        run: echo "Build release approved."

  meta:
    name: resolve metadata
    needs: approve
    runs-on: ubuntu-24.04
    timeout-minutes: 5
    permissions:
      contents: read
    outputs:
      build_version: ${{ steps.vars.outputs.build_version }}
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - name: Set up Rust toolchain (CI helpers)
        uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9
        with:
          toolchain: "1.93.0"
      - name: set variables
        id: vars
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step set_metadata
          --build-version "${{ inputs['build-version'] }}"

  build:
    name: build app-proxy (amd64)
    needs: meta
    runs-on: blacksmith-4vcpu-ubuntu-2404
    timeout-minutes: 45
    permissions:
      actions: read
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - name: Set up Rust toolchain (CI helpers)
        uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9
        with:
          toolchain: "1.93.0"
      - name: prepare docker config
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step prepare_docker_config
      - uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5
      - name: configure ghcr auth
        env:
          GHCR_USERNAME: ${{ github.actor }}
          GHCR_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step configure_ghcr_auth

      - name: build and push image + extract assets
        env:
          BUILD_VERSION: ${{ needs.meta.outputs.build_version }}
          PUBLIC_ASSET_BASE_URL: https://fluxerstatic.com
          CACHE_FROM: type=gha,scope=fluxer-app-proxy
          CACHE_TO: type=gha,scope=fluxer-app-proxy,mode=max
          DOCKER_BUILD_SUMMARY: false
          DOCKER_BUILD_RECORD_UPLOAD: false
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step build_and_extract

      - name: generate asset manifest
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step generate_asset_manifest

      - name: upload assets to S3 static bucket
        env:
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          S3_ENDPOINT: https://ewr1.vultrobjects.com
          STATIC_BUCKET: fluxer-static
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step upload_assets

  build-arm64:
    name: build app-proxy (arm64)
    needs: meta
    runs-on: blacksmith-4vcpu-ubuntu-2404-arm
    timeout-minutes: 60
    permissions:
      actions: read
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5
      - uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf
        with:
          context: .
          file: fluxer_app_proxy/Dockerfile
          push: true
          provenance: false
          platforms: linux/arm64
          tags: ghcr.io/${{ env.GHCR_OWNER }}/fluxer-app-proxy:${{ needs.meta.outputs.build_version }}-arm64
          build-args: |
            BUILD_VERSION=${{ needs.meta.outputs.build_version }}
            PUBLIC_ASSET_BASE_URL=https://fluxerstatic.com
            BUNDLE_LOCAL_ASSETS=false
          cache-from: type=gha,scope=fluxer-app-proxy-arm64
          cache-to: type=gha,scope=fluxer-app-proxy-arm64,mode=max,ignore-error=true
        env:
          DOCKER_BUILD_SUMMARY: false
          DOCKER_BUILD_RECORD_UPLOAD: false

  merge:
    name: merge multi-arch manifest
    needs: [meta, build, build-arm64]
    runs-on: ubuntu-24.04
    timeout-minutes: 10
    permissions:
      contents: write
      packages: write
    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - name: Set up Rust toolchain (CI helpers)
        uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9
        with:
          toolchain: "1.93.0"
      - uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5
      - uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: fuse amd64 + arm64 into a multi-arch manifest
        env:
          IMAGE: ghcr.io/${{ env.GHCR_OWNER }}/fluxer-app-proxy
          VERSION: ${{ needs.meta.outputs.build_version }}
        run: |
          set -euo pipefail
          amd64_digest="$(docker buildx imagetools inspect "${IMAGE}:${VERSION}" --format '{{json .Manifest}}' | jq -r '.digest')"
          echo "amd64 digest: ${amd64_digest}"
          docker buildx imagetools create \
            -t "${IMAGE}:${VERSION}" \
            "${IMAGE}@${amd64_digest}" \
            "${IMAGE}:${VERSION}-arm64"
          docker buildx imagetools inspect "${IMAGE}:${VERSION}"

      - name: Publish GitHub release
        env:
          GH_TOKEN: ${{ github.token }}
          SOURCE_SHA: ${{ github.sha }}
          VERSION: ${{ needs.meta.outputs.build_version }}
          RELEASE_BASELINE_SHA: ${{ vars.RELEASE_BASELINE_SHA }}
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- release
          publish
          --component fluxer-app-proxy
          --build-version "${VERSION}"
          --source-sha "${SOURCE_SHA}"
          --previous-sha "${RELEASE_BASELINE_SHA}"

      - name: Advance moving image tags
        env:
          IMAGE: ghcr.io/${{ env.GHCR_OWNER }}/fluxer-app-proxy
          VERSION: ${{ needs.meta.outputs.build_version }}
        run: >-
          docker buildx imagetools create
          -t "${IMAGE}:v1"
          -t "${IMAGE}:latest"
          "${IMAGE}:${VERSION}"