name: Build images (RedHat)

on:
  release:
    types:
      - published
  push:
    branches:
      - '[0-9]+.[0-9]+'
      - 'trunk'
    paths:
      - 'Dockerfiles/*/rhel/*'
      - 'build.json'
      - '!**/README.md'
      - '.github/workflows/images_build_rhel.yml'
  workflow_dispatch:
    inputs:
      publish_images:
        description: 'Publish images'
        required: true
        default: false
        type: boolean

defaults:
  run:
    shell: bash

permissions:
   contents: read

env:
  AUTO_PUSH_IMAGES: ${{ contains(fromJSON('["workflow_dispatch", "push"]'), github.event_name) && 'false' || vars.AUTO_PUSH_IMAGES }}

  LATEST_BRANCH: ${{ github.event.repository.default_branch }}
  TRUNK_GIT_BRANCH: "refs/heads/trunk"
  IMAGES_PREFIX: "zabbix-"
  BASE_BUILD_NAME: "build-base"

  MATRIX_FILE: "build.json"
  DOCKERFILES_DIRECTORY: "Dockerfiles"

  OIDC_ISSUER: "https://token.actions.githubusercontent.com"
  IDENITY_REGEX: "https://github.com/zabbix/zabbix-docker/.github/"

  REGISTRY: "quay.io"
  REGISTRY_NAMESPACE: "redhat-isv-containers"
  PREFLIGHT_IMAGE: "quay.io/opdev/preflight:stable"
  PFLT_LOGLEVEL: "warn"
  PFLT_ARTIFACTS: "/tmp/artifacts"

jobs:
  init_build:
    name: Initialize build
    runs-on: ubuntu-latest
    permissions:
      contents: read
    outputs:
      platforms: ${{ steps.platform_list.outputs.list }}
      components: ${{ steps.components.outputs.list }}
      is_default_branch: ${{ steps.branch_info.outputs.is_default_branch }}
      current_branch: ${{ steps.branch_info.outputs.current_branch }}
      sha_short: ${{ steps.branch_info.outputs.sha_short }}
      secret_prefix: ${{ steps.branch_info.outputs.secret_prefix }}
    steps:
      - name: Block egress traffic
        uses: step-security/harden-runner@63c24ba6bd7ba022e95695ff85de572c04a18142 # v2.7.0
        with:
          disable-sudo: true
          egress-policy: block
          allowed-endpoints: >
            github.com:443

      - name: Checkout repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          fetch-depth: 1

      - name: Check ${{ env.MATRIX_FILE }} file
        id: build_exists
        env:
          MATRIX_FILE: ${{ env.MATRIX_FILE }}
        run: |
            if [[ ! -f "$MATRIX_FILE" ]]; then
                echo "::error::File $MATRIX_FILE is missing"
                exit 1
            fi

      - name: Prepare Platform list
        id: platform_list
        env:
          MATRIX_FILE: ${{ env.MATRIX_FILE }}
        run: |
            platform_list=$(jq -r '.["os-linux"].rhel | @json' "$MATRIX_FILE")

            echo "::group::Platform List"
            echo "$platform_list"
            echo "::endgroup::"

            echo "list=$platform_list" >> $GITHUB_OUTPUT

      - name: Prepare Zabbix component list
        id: components
        env:
          MATRIX_FILE: ${{ env.MATRIX_FILE }}
        run: |
            component_list=$(jq -r '.components |map_values(select(.rhel == true)) | keys | @json' "$MATRIX_FILE")

            echo "::group::Zabbix Component List"
            echo "$component_list"
            echo "::endgroup::"

            echo "list=$component_list" >> $GITHUB_OUTPUT

      - name: Get branch info
        id: branch_info
        shell: bash
        env:
          LATEST_BRANCH: ${{ env.LATEST_BRANCH }}
          github_ref: ${{ github.ref }}
        run: |
            result=false
            sha_short=$(git rev-parse --short HEAD)

            if [[ "$github_ref" == "refs/tags/"* ]]; then
                github_ref=${github_ref%.*}
            fi

            github_ref=${github_ref##*/}

            if [[ "$github_ref" == "$LATEST_BRANCH" ]]; then
                result=true
            fi

            echo "::group::Branch data"
            echo "is_default_branch - $result"
            echo "current_branch - $github_ref"
            echo "secret_prefix=RHEL_${github_ref//.}"
            echo "sha_short - $sha_short"
            echo "::endgroup::"

            echo "is_default_branch=$result" >> $GITHUB_OUTPUT
            echo "current_branch=$github_ref" >> $GITHUB_OUTPUT
            echo "secret_prefix=RHEL_${github_ref//.}" >> $GITHUB_OUTPUT
            echo "sha_short=$sha_short" >> $GITHUB_OUTPUT



  build_base:
    timeout-minutes: 30
    name: Build ${{ matrix.build }} base (${{ matrix.arch }})
    needs: ["init_build"]
    strategy:
      fail-fast: false
      matrix:
        build: [build-base]
        arch: ${{ fromJson(needs.init_build.outputs.platforms) }}
    runs-on: [self-hosted, linux, "${{ matrix.arch }}"]
    permissions:
      contents: read
    steps:
      - name: Checkout repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          fetch-depth: 1

      - name: Install cosign
        uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4
        with:
          cosign-release: 'v2.2.3'

      - name: Check cosign version
        run: cosign version

      - name: Fix string case
        id: lc
        env:
          ARCH: ${{ matrix.arch }}
        run: |
          echo "arch=${ARCH,,}" >> $GITHUB_OUTPUT

      - name: Generate tags
        id: meta
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
        with:
          images: ${{ env.IMAGES_PREFIX }}${{ matrix.build }}
          tags: |
            type=sha,suffix=-${{ steps.lc.outputs.arch }}

      - name: Build Zabbix Build Base
        id: build_image
        uses: redhat-actions/buildah-build@b4dc19b4ba891854660ab1f88a097d45aa158f76 # v2.12
        with:
          context: ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel
          layers: false
          tags: ${{ steps.meta.outputs.tags }}
          containerfiles: |
            ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel/Dockerfile
          extra-args: |
            --pull

      - name: Image digest
        env:
          IMAGE_TAG: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}
          CACHE_FILE_NAME: ${{ env.BASE_BUILD_NAME }}_${{ matrix.arch }}
        run: |
            DIGEST=$(podman inspect ${IMAGE_TAG} --format "{{.Id}}")
            echo "::group::Image digest"
            echo "$DIGEST"
            echo "::endgroup::"
            echo "::group::Cache file name"
            echo "$CACHE_FILE_NAME"
            echo "::endgroup::"
            podman push ${IMAGE_TAG} dir:"/tmp/images/$DIGEST"

            echo "$DIGEST" > "$CACHE_FILE_NAME"

      - name: Cache image digest
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ env.BASE_BUILD_NAME }}_${{ matrix.arch }}
          key: ${{ env.BASE_BUILD_NAME }}-${{ matrix.arch }}-${{ github.run_id }}

  build_base_database:
    timeout-minutes: 180
    needs: [ "build_base", "init_build"]
    name: Build ${{ matrix.build }} base (${{ matrix.arch }})
    strategy:
      fail-fast: false
      matrix:
        build: [build-mysql, build-sqlite3]
        arch: ${{ fromJson(needs.init_build.outputs.platforms) }}
    runs-on: [self-hosted, linux, "${{ matrix.arch }}"]
    permissions:
      contents: read
      id-token: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          fetch-depth: 1

      - name: Fix string case
        id: lc
        env:
          ARCH: ${{ matrix.arch }}
        run: |
          echo "arch=${ARCH,,}" >> $GITHUB_OUTPUT

      - name: Generate tags
        id: meta
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
        with:
          images: ${{ env.IMAGES_PREFIX }}${{ matrix.build }}
          tags: |
            type=sha,suffix=-${{ steps.lc.outputs.arch }}

      - name: Download SHA256 tag of ${{ env.BASE_BUILD_NAME }}:${{ matrix.arch }}
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ env.BASE_BUILD_NAME }}_${{ matrix.arch }}
          key: ${{ env.BASE_BUILD_NAME }}-${{ matrix.arch }}-${{ github.run_id }}

      - name: Retrieve ${{ env.BASE_BUILD_NAME }}:${{ matrix.arch }} SHA256 tag
        id: base_build
        env:
         MATRIX_ARCH: ${{ matrix.arch }}
         BASE_IMAGE: ${{ env.BASE_BUILD_NAME }}
         IMAGES_PREFIX: ${{ env.IMAGES_PREFIX }}
        run: |
            BASE_TAG=$(cat "${BASE_IMAGE}_${MATRIX_ARCH}")
            BUILD_BASE_IMAGE="${IMAGES_PREFIX}${BASE_IMAGE}:${BASE_TAG}"

            echo "::group::Base build image information"
            echo "base_tag=${BASE_TAG}"
            echo "base_build_image=${BUILD_BASE_IMAGE}"
            echo "::endgroup::"
            echo "podman pull \"dir:/tmp/images/${BASE_TAG}\""
            echo "podman tag ${BASE_TAG} ${BUILD_BASE_IMAGE}"
            podman pull dir:"/tmp/images/${BASE_TAG}"
            podman tag ${BASE_TAG} ${BUILD_BASE_IMAGE}

            echo "base_tag=${BASE_TAG}" >> $GITHUB_OUTPUT
            echo "base_build_image=${BUILD_BASE_IMAGE}" >> $GITHUB_OUTPUT

      - name: Build Zabbix Build Base
        id: build_image
        uses: redhat-actions/buildah-build@b4dc19b4ba891854660ab1f88a097d45aa158f76 # v2.12
        with:
          context: ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel
          layers: false
          tags: ${{ steps.meta.outputs.tags }}
          containerfiles: |
            ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel/Dockerfile
          build-args: BUILD_BASE_IMAGE=${{ steps.base_build.outputs.base_build_image }}

      - name: Image digest
        env:
          IMAGE_TAG: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}
          CACHE_FILE_NAME: ${{ matrix.build }}_${{ matrix.arch }}
        run: |
            DIGEST=$(podman inspect ${IMAGE_TAG} --format "{{.Id}}")
            echo "::group::Image digest"
            echo "$DIGEST"
            echo "::endgroup::"
            echo "::group::Cache file name"
            echo "$CACHE_FILE_NAME"
            echo "::endgroup::"
            podman push ${IMAGE_TAG} dir:"/tmp/images/$DIGEST"

            echo "$DIGEST" > "$CACHE_FILE_NAME"

      - name: Cache image digest
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ matrix.build }}_${{ matrix.arch }}
          key: ${{ matrix.build }}-${{ matrix.arch }}-${{ github.run_id }}

  build_images:
    timeout-minutes: 90
    needs: [ "build_base_database", "init_build"]
    name: Build ${{ matrix.build }} image (${{ matrix.arch }})
    strategy:
      fail-fast: false
      matrix:
        build: ${{ fromJson(needs.init_build.outputs.components) }}
        arch: ${{ fromJson(needs.init_build.outputs.platforms) }}
    runs-on: [self-hosted, linux, "${{ matrix.arch }}"]
    permissions:
      contents: read
      id-token: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          fetch-depth: 1

      - name: Variables formating
        id: var_format
        env:
          MATRIX_BUILD: ${{ matrix.build }}
        run: |
            MATRIX_BUILD=${MATRIX_BUILD^^}
            MATRIX_BUILD=${MATRIX_BUILD//-/_}
            echo "::group::Result"
            echo "matrix_build=${MATRIX_BUILD}"
            echo "::endgroup::"
            echo "matrix_build=${MATRIX_BUILD}" >> $GITHUB_OUTPUT

      - name: Detect Build Base Image
        id: build_base_image
        env:
          MATRIX_BUILD: ${{ matrix.build }}
          MATRIX_FILE: ${{ env.MATRIX_FILE }}
        run: |
            BUILD_BASE=$(jq -r ".components.\"$MATRIX_BUILD\".base" "$MATRIX_FILE")

            echo "::group::Base Build Image"
            echo "$BUILD_BASE"
            echo "::endgroup::"

            echo "build_base=${BUILD_BASE}" >> $GITHUB_OUTPUT

      - name: Remove smartmontools
        if: ${{ matrix.build == 'agent2' }}
        env:
          DOCKERFILES_DIRECTORY: ${{ env.DOCKERFILES_DIRECTORY }}
        run: |
          sed -i '/smartmontools/d' "$DOCKERFILES_DIRECTORY/agent2/rhel/Dockerfile"

      - name: Generate tags
        id: meta
        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
        with:
          images: ${{ env.REGISTRY }}/${{ env.REGISTRY_NAMESPACE }}/${{ secrets[format('{0}_{1}_PROJECT', needs.init_build.outputs.secret_prefix, steps.var_format.outputs.matrix_build)] || matrix.build }}
          tags: |
            type=semver,pattern={{version}}
            type=sha
          flavor: |
            latest=${{ github.event_name == 'release' }}
            suffix=${{ matrix.arch == 'ARM64' && '-arm64' || '' }},onlatest=true

      - name: Download SHA256 tag of ${{ steps.build_base_image.outputs.build_base }}:${{ matrix.arch }}
        if: ${{ matrix.build != 'snmptraps' }}
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ steps.build_base_image.outputs.build_base }}_${{ matrix.arch }}
          key: ${{ steps.build_base_image.outputs.build_base }}-${{ matrix.arch }}-${{ github.run_id }}

      - name: Retrieve ${{ steps.build_base_image.outputs.build_base }}:${{ matrix.arch }} SHA256 tag
        id: base_build
        if: ${{ matrix.build != 'snmptraps' }}
        env:
         MATRIX_ARCH: ${{ matrix.arch }}
         BASE_IMAGE: ${{ steps.build_base_image.outputs.build_base }}
         IMAGES_PREFIX: ${{ env.IMAGES_PREFIX }}
        run: |
            BASE_TAG=$(cat "${BASE_IMAGE}_${MATRIX_ARCH}")
            BUILD_BASE_IMAGE="${IMAGES_PREFIX}${BASE_IMAGE}:${BASE_TAG}"

            echo "::group::Base build image information"
            echo "base_tag=${BASE_TAG}"
            echo "base_build_image=${BUILD_BASE_IMAGE}"
            echo "::endgroup::"
            echo "podman pull \"dir:/tmp/images/${BASE_TAG}\""
            echo "podman tag ${BASE_TAG} ${BUILD_BASE_IMAGE}"
            podman pull dir:"/tmp/images/${BASE_TAG}"
            podman tag ${BASE_TAG} ${BUILD_BASE_IMAGE}

            echo "base_tag=${BASE_TAG}" >> $GITHUB_OUTPUT
            echo "base_build_image=${BUILD_BASE_IMAGE}" >> $GITHUB_OUTPUT

      - name: Build image
        id: build_image
        uses: redhat-actions/buildah-build@b4dc19b4ba891854660ab1f88a097d45aa158f76 # v2.12
        with:
          context: ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel
          layers: false
          tags: ${{ steps.meta.outputs.tags }}
          labels: |
            org.opencontainers.image.revision=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.revision'] }}
            org.opencontainers.image.created=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.created'] }}
          containerfiles: |
            ${{ env.DOCKERFILES_DIRECTORY }}/${{ matrix.build }}/rhel/Dockerfile
          build-args: BUILD_BASE_IMAGE=${{ steps.base_build.outputs.base_build_image }}

      - name: Log in to Quay.io
        uses: redhat-actions/podman-login@9184318aae1ee5034fbfbacc0388acf12669171f # v1.6
        if: ${{ env.AUTO_PUSH_IMAGES == 'true' }}
        with:
          username: ${{ format('redhat-isv-containers+{0}-robot', secrets[format('{0}_{1}_PROJECT',  needs.init_build.outputs.secret_prefix, steps.var_format.outputs.matrix_build)]) }}
          password: ${{ secrets[format('{0}_{1}_SECRET', needs.init_build.outputs.secret_prefix, steps.var_format.outputs.matrix_build)] }}
          registry: ${{ env.REGISTRY }}
          auth_file_path: /tmp/.docker_${{ matrix.build }}_${{ matrix.arch }}_${{ needs.init_build.outputs.sha_short }}

      - name: Push to RedHat certification procedure (1st)
        id: push_to_registry
        if: ${{ env.AUTO_PUSH_IMAGES == 'true' }}
        uses: redhat-actions/push-to-registry@9986a6552bc4571882a4a67e016b17361412b4df # v2.7.1
        with:
          tags: ${{ steps.meta.outputs.tags }}

      - name: Preflight
        if: ${{ env.AUTO_PUSH_IMAGES == 'true' }}
        env:
          PFLT_DOCKERCONFIG: /tmp/.docker_${{ matrix.build }}_${{ matrix.arch }}_${{ needs.init_build.outputs.sha_short }}
          PFLT_CERTIFICATION_PROJECT_ID: ${{ secrets[format('{0}_{1}_PROJECT', needs.init_build.outputs.secret_prefix, steps.var_format.outputs.matrix_build)] }}
          PFLT_PYXIS_API_TOKEN: ${{ secrets.REDHAT_API_TOKEN }}
          PFLT_ARTIFACTS: ${{ env.PFLT_ARTIFACTS }}
          PFLT_LOGLEVEL: ${{ env.PFLT_LOGLEVEL }}
          IMAGE_TAG: ${{ steps.build_image.outputs.image-with-tag }}
          PREFLIGHT_IMAGE: ${{ env.PREFLIGHT_IMAGE }}
        run: |
            mkdir -p $PFLT_ARTIFACTS
            echo "::group::Pull preflight image"
            podman pull "$PREFLIGHT_IMAGE"
            echo "::endgroup::"

            echo "::group::Perform certification tests"
            podman run \
              -it \
              --rm \
              --security-opt=label=disable \
              --env PFLT_LOGLEVEL=$PFLT_LOGLEVEL \
              --env PFLT_ARTIFACTS=/artifacts \
              --env PFLT_LOGFILE=/artifacts/preflight.log \
              --env PFLT_CERTIFICATION_PROJECT_ID=$PFLT_CERTIFICATION_PROJECT_ID \
              --env PFLT_PYXIS_API_TOKEN=$PFLT_PYXIS_API_TOKEN \
              --env PFLT_DOCKERCONFIG=/temp-authfile.json \
              -v $PFLT_ARTIFACTS:/artifacts \
              -v $PFLT_DOCKERCONFIG:/temp-authfile.json:ro \
                "$PREFLIGHT_IMAGE" check container $IMAGE_TAG --submit
            podman rmi -i -f "$PREFLIGHT_IMAGE"
            echo "::endgroup::"

      - name: Push to RedHat certification procedure (2nd)
        id: push_to_registry_all_tags
        if: ${{ env.AUTO_PUSH_IMAGES == 'true' }}
        uses: redhat-actions/push-to-registry@9986a6552bc4571882a4a67e016b17361412b4df # v2.7.1
        with:
          tags: ${{ steps.meta.outputs.tags }}

      - name: Cleanup artifacts
        if: ${{ always() }}
        env:
          PREFLIGHT_IMAGE: ${{ env.PREFLIGHT_IMAGE }}
          PFLT_ARTIFACTS: ${{ env.PFLT_ARTIFACTS }}
          TAGS: ${{ steps.meta.outputs.tags }}
        run: |
            echo "::group::Post build actions"
            echo "$TAGS" | while IFS= read -r image_name ; do podman rmi -i -f "$image_name"; done
            rm -rf "$PFLT_ARTIFACTS"
            podman rmi -i -f "$PREFLIGHT_IMAGE"
            echo "::endgroup::"

  clean_artifacts:
    timeout-minutes: 90
    needs: [ "build_images", "init_build"]
    name: Build ${{ matrix.build }} image (${{ matrix.arch }})
    strategy:
      fail-fast: false
      matrix:
        build: [build-mysql, build-sqlite3]
        arch: [X64, ARM64]
    runs-on: [self-hosted, linux, "${{ matrix.arch }}"]
    if: ${{ always() && needs.build_base_database.result == 'success' }}
    permissions: {}
    steps:
      - name: Download SHA256 tag of ${{ matrix.build }}:${{ matrix.arch }}
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ matrix.build }}_${{ matrix.arch }}
          key: ${{ matrix.build }}-${{ matrix.arch }}-${{ github.run_id }}

      - name: Remove ${{ matrix.build }}:${{ matrix.arch }} SHA256 tag
        env:
         MATRIX_ARCH: ${{ matrix.arch }}
         BASE_IMAGE: ${{ matrix.build }}
         IMAGES_PREFIX: ${{ env.IMAGES_PREFIX }}
        run: |
            BASE_TAG=$(cat "${BASE_IMAGE}_${MATRIX_ARCH}")
            BUILD_BASE_IMAGE="${IMAGES_PREFIX}${BASE_IMAGE}@${BASE_TAG}"

            podman rmi -i -f "$BUILD_BASE_IMAGE"

      - name: Download SHA256 tag of ${{ env.BASE_BUILD_NAME }}:${{ matrix.arch }}
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2 # v4.0.0
        with:
          path: ${{ env.BASE_BUILD_NAME }}_${{ matrix.arch }}
          key: ${{ env.BASE_BUILD_NAME }}-${{ matrix.arch }}-${{ github.run_id }}


      - name: Remove ${{ env.BASE_BUILD_NAME }}:${{ matrix.arch }} SHA256 tag
        env:
         MATRIX_ARCH: ${{ matrix.arch }}
         BASE_IMAGE: ${{ env.BASE_BUILD_NAME }}
         IMAGES_PREFIX: ${{ env.IMAGES_PREFIX }}
        run: |
            BASE_TAG=$(cat "${BASE_IMAGE}_${MATRIX_ARCH}")
            BUILD_BASE_IMAGE="${IMAGES_PREFIX}${BASE_IMAGE}@${BASE_TAG}"

            podman rmi -i -f "$BUILD_BASE_IMAGE"