Merge pull request #1582 from RainbowMango/automated-cherry-pick-of-#…

…1519-upstream-release-1.0

Automated cherry pick of #1519: bump alpine base image from v3.7 tov3.15.1

cluster/images/karmada-agent/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-aggregated-apiserver/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-controller-manager/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-interpreter-webhook-example/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-scheduler-estimator/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-scheduler/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

cluster/images/karmada-webhook/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.15.1
 
 RUN apk add --no-cache ca-certificates
 

hack/local-up-karmada.sh

@@ -50,7 +50,7 @@ dockerfile_list=( # Dockerfile files need to be replaced
   "cluster/images/karmada-aggregated-apiserver/Dockerfile"
 )
 for dockerfile in "${dockerfile_list[@]}"; do
-  grep 'mirrors.ustc.edu.cn' ${REPO_ROOT}/${dockerfile} > /dev/null || sed -i'' -e "s#FROM alpine:3.7#FROM alpine:3.7\nRUN echo -e http://mirrors.ustc.edu.cn/alpine/v3.7/main/ > /etc/apk/repositories#" ${REPO_ROOT}/${dockerfile}
+  grep 'mirrors.ustc.edu.cn' ${REPO_ROOT}/${dockerfile} > /dev/null || sed -i'' -e "s#FROM alpine:3.15.1#FROM alpine:3.15.1\nRUN echo -e http://mirrors.ustc.edu.cn/alpine/v3.15/main/ > /etc/apk/repositories#" ${REPO_ROOT}/${dockerfile}
 done
 fi