Use ARG and --build-arg instead of sed for build-image.

2021-02-13 17:10:32 -08:00
parent ad1e2ffab0
commit e05f4a3fac
2 changed files with 7 additions and 13 deletions
--- a/build/build-image/Dockerfile
+++ b/build/build-image/Dockerfile
@@ -13,7 +13,9 @@
 # limitations under the License.

 # This file creates a standard build environment for building Kubernetes
-FROM k8s.gcr.io/build-image/kube-cross:KUBE_BUILD_IMAGE_CROSS_TAG
+ARG KUBE_BUILD_IMAGE_CROSS_TAG
+
+FROM k8s.gcr.io/build-image/kube-cross:${KUBE_BUILD_IMAGE_CROSS_TAG}

 # Mark this as a kube-build container
 RUN touch /kube-build-image