build-go-caches.yaml

name: Build Golang and CCache caches

# Any change in triggers needs to be reflected in the concurrency group.
on:
  push:
    branches:
      - main

  # If the cache was cleaned we should re-build the cache with the latest commit
  workflow_run:
    workflows:
     - "Image CI Cache Cleaner"
    branches:
     - main
     - ft/main/**
    types:
     - completed

permissions: read-all

concurrency:
  group: ${{ github.workflow }}-${{ github.event.after }}
  cancel-in-progress: true

jobs:
  build_go_caches:
    name: Build Go Caches
    runs-on: ubuntu-latest
    timeout-minutes: 20
    strategy:
      matrix:
        include:
          - name: cilium
            make-target: build-container

          - name: cilium-cli
            make-target: -C cilium-cli

          - name: operator-aws
            make-target: build-container-operator-aws

          - name: operator-azure
            make-target: build-container-operator-azure

          - name: operator-alibabacloud
            make-target: build-container-operator-alibabacloud

          - name: operator-generic
            make-target: build-container-operator-generic

          - name: hubble-relay
            make-target: build-container-hubble-relay

          - name: clustermesh-apiserver
            make-target: -C clustermesh-apiserver

          - name: docker-plugin
            make-target: -C plugins/cilium-docker
    steps:
      - name: Collect Workflow Telemetry
        uses: catchpoint/workflow-telemetry-action@94c3c3d9567a0205de6da68a76c428ce4e769af1 # v2.0.0
        with:
          comment_on_pr: false

      - name: Checkout code
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
        with:
          persist-credentials: false

      - name: Check for disk usage
        shell: bash
        run: |
          df -h

      # Load Golang cache build from GitHub
      - name: Load Golang cache build from GitHub
        uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
        id: go-cache
        with:
          path: /tmp/.cache/go
          key: ${{ runner.os }}-go-${{ matrix.name }}-cache-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-${{ matrix.name }}-cache-

      - name: Create cache directories if they don't exist
        if: ${{ steps.go-cache.outputs.cache-hit != 'true' }}
        shell: bash
        run: |
          mkdir -p /tmp/.cache/go/.cache/go-build
          mkdir -p /tmp/.cache/go/pkg

      - name: Build all programs
        env:
          BUILDER_GOCACHE_DIR: "/tmp/.cache/go/.cache/go-build"
          BUILDER_GOMODCACHE_DIR: "/tmp/.cache/go/pkg"
        if: ${{ steps.go-cache.outputs.cache-hit != 'true' }}
        run: |
          set -eu -o pipefail
          # Don't build cilium-cli for arm64
          if [[ ${{ matrix.name }} != cilium-cli ]]; then
            contrib/scripts/builder.sh make GOARCH=arm64 ${{ matrix.make-target }} -j $(nproc) || exit 1
          fi
          contrib/scripts/builder.sh make GOARCH=amd64 NOSTRIP=1 ${{ matrix.make-target }} -j $(nproc) || exit 1
          contrib/scripts/builder.sh make GOARCH=amd64 LOCKDEBUG=1 RACE=1 ${{ matrix.make-target }} -j $(nproc) || exit 1
          contrib/scripts/builder.sh make GOARCH=amd64 ${{ matrix.make-target }} -j $(nproc) || exit 1

      - name: Reset cache ownership to GitHub runners user
        if: ${{ steps.go-cache.outputs.cache-hit != 'true' }}
        shell: bash
        run: |
          sudo du -sh /tmp/.cache/go
          sudo chown $USER:$USER -R /tmp/.cache/go