Use QEMU from the runner environment instead of an external copy. (#19468)

* Use QEMU from the runner environment instead of an external copy.

This should make things both more self-contained and easier to debug
when things go wrong.

* Fix conditional for QEMU setup.

.github/workflows/build.yml

@@ -228,10 +228,18 @@ jobs:
         with:
           path: artifacts/cache
           key: ${{ steps.cache-key.outputs.key }}
+      - name: Set up QEMU
+        id: qemu
+        if: needs.file-check.outputs.run == 'true'
+        run: |
+          sudo apt-get update
+          sudo apt-get upgrade -y
+          sudo apt-get install -y qemu-user-static
       - name: Build
         if: github.event_name != 'workflow_dispatch' && needs.file-check.outputs.run == 'true' # Don’t use retries on PRs.
         run: |
           export EXTRA_INSTALL_FLAGS=${{ needs.file-check.outputs.skip-go }}
+          export SKIP_EMULATION=1
           .github/scripts/build-static.sh ${{ matrix.arch }}
       - name: Build
         if: github.event_name == 'workflow_dispatch' && needs.file-check.outputs.run == 'true'
@@ -242,6 +250,7 @@ jobs:
           max_attempts: 3
           command: |
             export EXTRA_INSTALL_FLAGS=${{ needs.file-check.outputs.skip-go }}
+            export SKIP_EMULATION=1
             .github/scripts/build-static.sh ${{ matrix.arch }}
       - name: Store
         id: store
@@ -264,6 +273,7 @@ jobs:
               Checkout: ${{ steps.checkout.outcome }}
               Fix Tags: ${{ steps.fix-tags.outcome }}
               Mark stable: ${{ steps.channel.outcome }}
+              Set up QEMU: ${{ steps.qemu.outcome }}
               Build: ${{ steps.build.outcome }}
               Store: ${{ steps.store.outcome }}
           SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK_URL }}

.github/workflows/docker.yml

@@ -153,7 +153,10 @@ jobs:
       - name: Setup QEMU
         id: qemu
         if: matrix.platform != 'linux/i386' && matrix.platform != 'linux/amd64' && needs.file-check.outputs.run == 'true'
-        uses: docker/setup-qemu-action@v3
+        run: |
+          sudo apt-get update
+          sudo apt-get upgrade -y
+          sudo apt-get install -y qemu-user-static
       - name: Setup Buildx
         id: prepare
         if: needs.file-check.outputs.run == 'true'

.github/workflows/packaging.yml

@@ -230,8 +230,11 @@ jobs:
           fi
       - name: Setup QEMU
         id: qemu
-        if: matrix.platform != 'linux/amd64' && matrix.platform != 'linux/i386' && needs.file-check.outputs.run == 'true'
+        if: matrix.platform != 'linux/i386' && matrix.platform != 'linux/amd64' && needs.file-check.outputs.run == 'true'
-        uses: docker/setup-qemu-action@v3
+        run: |
+          sudo apt-get update
+          sudo apt-get upgrade -y
+          sudo apt-get install -y qemu-user-static
       - name: Fetch images
         id: fetch-images
         if: needs.file-check.outputs.run == 'true'