# 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: ""
  workflow_call:
    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: read
  packages: write

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

jobs:
  meta:
    name: resolve metadata
    runs-on: ubuntu-24.04
    timeout-minutes: 5
    outputs:
      build_version: ${{ steps.vars.outputs.build_version }}
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - name: Set up Rust toolchain (CI helpers)
        uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
        with:
          toolchain: "1.93.0"
      - name: set variables
        id: vars
        run: >-
          cargo run --locked --quiet --manifest-path tools/ci/Cargo.toml -- build-app-proxy
          --step set_metadata
          --build-version "${{ inputs['build-version'] }}"

  build:
    name: build app-proxy (amd64)
    needs: meta
    runs-on: blacksmith-4vcpu-ubuntu-2404
    timeout-minutes: 45
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - name: Set up Rust toolchain (CI helpers)
        uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
        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@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f
      - 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
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
        env:
          GIT_CONFIG_GLOBAL: ${{ runner.temp }}/gitconfig
      - uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f
      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8
        with:
          context: .
          file: fluxer_app_proxy/Dockerfile
          push: true
          provenance: false
          platforms: linux/arm64
          tags: ghcr.io/${{ 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
          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
    steps:
      - uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f
      - uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9
        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}:${VERSION}" \
            -t "${IMAGE}:v1" \
            -t "${IMAGE}:latest" \
            "${IMAGE}@${amd64_digest}" \
            "${IMAGE}:${VERSION}-arm64"
          docker buildx imagetools inspect "${IMAGE}:${VERSION}"