Merge d11e3282b2 into 29109295f8

display binfmt version

.github/workflows/ci.yml

@@ -102,3 +102,22 @@ jobs:
       -
         name: Available platforms
         run: echo ${{ steps.qemu.outputs.platforms }}
+
+  version:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        image:
+          - tonistiigi/binfmt:master
+          - tonistiigi/binfmt:latest
+          - tonistiigi/binfmt:qemu-v7.0.0
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+      -
+        name: Set up QEMU
+        uses: ./
+        with:
+          image: ${{ matrix.image }}

README.md

@@ -33,6 +33,26 @@ jobs:
       -
         name: Set up QEMU
         uses: docker/setup-qemu-action@v3
+        with:
+          platforms: arm64, i386
+      -
+        name: Create an example binary for AArch64
+        run: |
+          go mod init hello
+          cat << EOL > hello.go
+          package main
+
+          func main() {
+            println("Hello, AArch64!")
+          }
+          EOL
+          GOARCH=arm64 go build hello.go
+      -
+        name: This would fail without docker/setup-qemu-action
+        run: ./hello
+      -
+        name: You can also run images from other platforms
+        run: docker run --platform linux/i386 hello-world
 ```
 
 ## Customizing

src/main.ts

@@ -33,6 +33,16 @@ actionsToolkit.run(
       });
     });
 
+    await core.group(`Binfmt version`, async () => {
+      await Docker.getExecOutput(['run', '--rm', '--privileged', input.image, '--version'], {
+        ignoreReturnCode: true
+      }).then(res => {
+        if (res.stderr.length > 0 && res.exitCode != 0) {
+          throw new Error(res.stderr.match(/(.*)\s*$/)?.[0]?.trim() ?? 'unknown error');
+        }
+      });
+    });
+
     await core.group(`Installing QEMU static binaries`, async () => {
       await Docker.getExecOutput(['run', '--rm', '--privileged', input.image, '--install', input.platforms], {
         ignoreReturnCode: true