set registry address in env var LOCAL_REGISTRY

Signed-off-by: Thuan Vo <[email protected]>

.github/workflows/test.yaml

@@ -214,13 +214,11 @@ jobs:
               exit 1
             fi
 
-            local_reg=custom-registry:5001
-
             docker pull busybox
-            docker tag busybox $local_reg/localbusybox
-            docker push $local_reg/localbusybox
+            docker tag busybox $LOCAL_REGISTRY/localbusybox
+            docker push $LOCAL_REGISTRY/localbusybox
 
-            kubectl create job test --image=$local_reg/localbusybox
+            kubectl create job test --image=$LOCAL_REGISTRY/localbusybox
             kubectl wait --for=condition=complete --timeout=30s job/test
 
   test-with-registry-and-delete-enabled:
@@ -247,13 +245,11 @@ jobs:
               exit 1
             fi
 
-            local_reg=custom-registry:5001
-
             docker pull busybox
-            docker tag busybox $local_reg/localbusybox
+            docker tag busybox $LOCAL_REGISTRY/localbusybox
             
-            DIGEST=$(docker push $local_reg/localbusybox | grep -oE 'sha256:\w+')
+            DIGEST=$(docker push $LOCAL_REGISTRY/localbusybox | grep -oE 'sha256:\w+')
             
-            curl -X DELETE custom-registry:5001/v2/localbusybox/manifests/$DIGEST
-            [[ "$(curl -Ls custom-registry:5001/v2/localbusybox/tags/list | jq .tags)" == null ]]
+            curl -X DELETE $LOCAL_REGISTRY/v2/localbusybox/manifests/$DIGEST
+            [[ "$(curl -Ls $LOCAL_REGISTRY/v2/localbusybox/tags/list | jq .tags)" == null ]]
             

README.md

@@ -53,7 +53,7 @@ jobs:
           registry_enable_delete: true
 ```
 
-This will configure the cluster with an insecure local registry at `my-registry:5001` on both the host and within cluster.
+This will configure the cluster with an insecure local registry at `my-registry:5001` on both the host and within cluster. Subsequent steps can refer to the registry address with the environment variable `LOCAL_REGISTRY` (i.e. `my-registry:5001`).
 
 **Note**: If `config` option is used, you must manually configure the cluster with registry config dir enabled at `/etc/containerd/certs.d`. For example:
 

registry.sh

@@ -128,6 +128,9 @@ create_registry() {
 
     # Local registry is available at $registry_name:$registry_port
     echo "127.0.0.1 $registry_name" | sudo tee -a /etc/hosts
+
+    # Export environment variable for subsequent steps
+    echo "LOCAL_REGISTRY=$registry_name:$registry_port" >> "$GITHUB_ENV"
 }
 
 connect_registry() {