add GNU tar to alpine image for --anchored flag

Signed-off-by: Alex Suraci <suraci.alex@gmail.com>
concourse · Jun 11, 2020 · 65c7530 · 65c7530
1 parent 770ff36
commit 65c7530
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/dockerfiles/alpine/Dockerfile b/dockerfiles/alpine/Dockerfile
@@ -21,6 +21,7 @@ RUN apk --no-cache add \
       ca-certificates \
       xz \
       util-linux \
+      tar \
     ;
 COPY --from=builder /assets /opt/resource
 RUN ln -s /opt/resource/ecr-login /usr/local/bin/docker-credential-ecr-login