Download crictl accroding to architecture

Dockerfile-cnsenter

@@ -1,20 +1,21 @@
 # Build cnsenter
 FROM golang:1.16 as builder
-WORKDIR /workspace
-
 ARG VERSION
+WORKDIR /workspace
 COPY . .
 RUN CGO_ENABLED=0 GO111MODULE=on go build -a -ldflags="-X 'github.com/ssup2/kpexec/pkg/cmd/cnsenter.version=${VERSION}'" -o cnsenter cmd/cnsenter/main.go
 
 # Download crictl
 FROM alpine:3.13.1 as downloader
+ARG TARGETPLATFORM
 ENV CRICTL_VERSION v1.24.1
-RUN wget https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRICTL_VERSION}/crictl-${CRICTL_VERSION}-linux-amd64.tar.gz
-RUN tar zxvf crictl-${CRICTL_VERSION}-linux-amd64.tar.gz -C /usr/local/bin
+RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then ARCHITECTURE=arm; else ARCHITECTURE=amd64; fi \  
+    && wget https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRICTL_VERSION}/crictl-${CRICTL_VERSION}-linux-${ARCHITECTURE}.tar.gz
+RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then ARCHITECTURE=arm; else ARCHITECTURE=amd64; fi \  
+    && tar zxvf crictl-${CRICTL_VERSION}-linux-${ARCHITECTURE}.tar.gz -C /usr/local/bin
 
 # Build image
 FROM alpine:3.13.1
 COPY --from=builder /workspace/cnsenter /usr/local/bin/cnsenter
 COPY --from=downloader /usr/local/bin/crictl /usr/local/bin/crictl
-
-CMD ["cnsenter"]
+CMD ["cnsenter"]

Dockerfile-cnsenter-tools

@@ -1,16 +1,18 @@
 # Build cnsenter
 FROM golang:1.16 as builder
-WORKDIR /workspace
-
 ARG VERSION
+WORKDIR /workspace
 COPY . .
 RUN CGO_ENABLED=0 GO111MODULE=on go build -a -ldflags="-X 'github.com/ssup2/kpexec/pkg/cmd/cnsenter.version=${VERSION}'" -o cnsenter cmd/cnsenter/main.go
 
 # Download crictl
 FROM alpine:3.13.1 as downloader
+ARG TARGETPLATFORM
 ENV CRICTL_VERSION v1.24.1
-RUN wget https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRICTL_VERSION}/crictl-${CRICTL_VERSION}-linux-amd64.tar.gz
-RUN tar zxvf crictl-${CRICTL_VERSION}-linux-amd64.tar.gz -C /usr/local/bin
+RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then ARCHITECTURE=arm; else ARCHITECTURE=amd64; fi \
+    && wget https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRICTL_VERSION}/crictl-${CRICTL_VERSION}-linux-${ARCHITECTURE}.tar.gz
+RUN if [ "$TARGETPLATFORM" = "linux/arm64" ]; then ARCHITECTURE=arm; else ARCHITECTURE=amd64; fi \
+    && tar zxvf crictl-${CRICTL_VERSION}-linux-${ARCHITECTURE}.tar.gz -C /usr/local/bin
 
 # Build image
 # Reference - https://github.com/nicolaka/netshoot
@@ -49,5 +51,4 @@ RUN apk add \
 	tshark \
 	vim \ 
 	wrk 
-
 CMD ["cnsenter"]