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Docker: Only cache qemu/buildx on default branch #11241

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Merged
vidplace7 merged 1 commit into from
Jul 26, 2026
Merged

Docker: Only cache qemu/buildx on default branch #11241

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7 changes: 6 additions & 1 deletion .github/workflows/docker_build.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,10 @@ jobs:
outputs:
digest: ${{ steps.docker_variant.outputs.digest }}
runs-on: ${{ inputs.runs-on }}
env:
# Only cache on default branch (develop).
# 'docker/' actions don't support separate Restore/Save actions, so we have to disable caching entirely on PRs/merge_queue.
USE_CACHE: ${{ github.ref_name == github.event.repository.default_branch }}
steps:
- name: Checkout code
uses: actions/checkout@v7
Expand All @@ -59,11 +63,12 @@ jobs:
- name: Set up QEMU
uses: docker/setup-qemu-action@v4
with:
cache-image: true
cache-image: ${{ env.USE_CACHE }}

- name: Docker setup
uses: docker/setup-buildx-action@v4
with:
cache-binary: ${{ env.USE_CACHE }}
# Add Google/Amazon DockerHub mirrors to buildkit config
# https://docs.docker.com/build/ci/github-actions/configure-builder/#registry-mirror
buildkitd-config-inline: |
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