CI: build: add checks to test if toolchain container can be used

Add checks to test if toolchain container can be used.
This is to handle case of new target or migration of any sort.

If the toolchain container can't be found, the tools container is used
instead.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ef7fc51d9ad67e5c67bb8566999bd594ae3723f3..f60e4748a096c0f4cfd89dfb3e88b4762b4b262b 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -66,6 +66,7 @@ jobs:
       owner_lc: ${{ steps.lower_owner.outputs.owner_lc }}
       ccache_hash: ${{ steps.ccache_hash.outputs.ccache_hash }}
       container_tag: ${{ steps.determine_tools_container.outputs.container_tag }}
+      container_name: ${{ steps.determine_tools_container.outputs.container_name }}
 
     steps:
       - name: Checkout
@@ -99,6 +100,7 @@ jobs:
       - name: Determine tools container tag
         id: determine_tools_container
         run: |
+          CONTAINER_NAME=${{ inputs.container_name }}
           CONTAINER_TAG=latest
           if [ -n "${{ github.base_ref }}" ]; then
             if echo "${{ github.base_ref }}" | grep -q -E '^openwrt-[0-9][0-9]\.[0-9][0-9]$'; then
@@ -115,15 +117,29 @@ jobs:
               CONTAINER_TAG=openwrt-"$(echo ${{ github.ref_name }} | sed 's/^v\([0-9][0-9]\.[0-9][0-9]\)\..\+/\1/')"
             fi
           fi
-          echo "Tools container to use tools:$CONTAINER_TAG"
+
+          if [ "$CONTAINER_NAME" = "toolchain" ]; then
+            GHCR_TOKEN=$(echo ${{ secrets.GITHUB_TOKEN }} | base64)
+            GHCR_HEADER="Authorization: Bearer ${GHCR_TOKEN}"
+            GHCR_MANIFEST_LINK=https://ghcr.io/v2/${{ steps.lower_owner.outputs.owner_lc }}/${{ inputs.container_name }}/manifests/${{ inputs.target }}-${{ inputs.subtarget }}-"$CONTAINER_TAG"
+            # Check if container exist
+            if [ $(curl -s -o /dev/null -w "%{http_code}" -H "$GHCR_HEADER" -I "$GHCR_MANIFEST_LINK") = 200 ]; then
+              CONTAINER_TAG=${{ inputs.target }}-${{ inputs.subtarget }}-"$CONTAINER_TAG"
+            else
+              CONTAINER_NAME=tools
+            fi
+          fi
+
+          echo "Tools container to use $CONTAINER_NAME:$CONTAINER_TAG"
           echo "container_tag=$CONTAINER_TAG" >> $GITHUB_OUTPUT
+          echo "container_name=$CONTAINER_NAME" >> $GITHUB_OUTPUT
 
   build:
     name: Build ${{ inputs.target }}/${{ inputs.subtarget }}
     needs: setup_build
     runs-on: ubuntu-latest
 
-    container: ghcr.io/${{ needs.setup_build.outputs.owner_lc }}/${{ inputs.container_name }}:${{ needs.setup_build.outputs.container_tag }}
+    container: ghcr.io/${{ needs.setup_build.outputs.owner_lc }}/${{ needs.setup_build.outputs.container_name }}:${{ needs.setup_build.outputs.container_tag }}
 
     permissions:
       contents: read