Fix target sync image

.github/workflows/sync-image.yml

@@ -46,14 +46,9 @@ jobs:
           exit 1
         fi
         echo "image=${ORIGIN_IMAGE}" >> $GITHUB_OUTPUT
-        if [[ "${ORIGIN_IMAGE}" =~ ^docker.io/ ]]; then
-          ORIGIN_IMAGE="registry-1.${ORIGIN_IMAGE}"
-        fi
 
-        if [[ "${ORIGIN_IMAGE}" =~ ^registry-1\.docker\.io/[^/]+$ ]]; then
+        SYNC_IMAGE="$(./hack/real-image.sh "${ORIGIN_IMAGE}")"
-          ORIGIN_IMAGE="registry-1.docker.io/library/${ORIGIN_IMAGE#registry-1.docker.io/}"
+        echo "sync_image=${SYNC_IMAGE}" >> $GITHUB_OUTPUT
-        fi
-        echo "sync_image=${ORIGIN_IMAGE}" >> $GITHUB_OUTPUT
 
     - name: Set up crproxy
       run: |

hack/real-image.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+function guess_image() {
+    local image="${1}"
+
+    if [[ -z "${image}" ]]; then
+        return
+    fi
+
+    if [[ "${image}" =~ ^"docker.io/"* ]]; then
+        image="registry-1.${image}"
+    fi
+
+    if [[ "${image}" =~ ^"registry-1.docker.io/"[^/]+$ ]]; then
+        image="registry-1.docker.io/library/${image#*/}"
+    fi
+
+    echo "${image}"
+}
+
+guess_image "${1}"