Dockerfile.test: add GOLANG_IMAGE build arg to allow overriding

thaJeztah · thaJeztah · commit 36be5ef3a26d · 2021-07-17T17:19:44.000+02:00
This allows the base image itself to be overridden with an alternative image.

Signed-off-by: Sebastiaan van Stijn &lt;github@gone.nl&gt;
diff --git a/contrib/Dockerfile.test b/contrib/Dockerfile.test
@@ -11,8 +11,9 @@
 # docker build -t containerd-test --build-arg RUNC_VERSION=v1.0.0-rc94 -f Dockerfile.test ../
 
 ARG GOLANG_VERSION=1.16.6
+ARG GOLANG_IMAGE=golang
 
-FROM golang:${GOLANG_VERSION} AS golang
+FROM ${GOLANG_IMAGE}:${GOLANG_VERSION} AS golang
 
 # Install runc
 FROM golang AS runc
