From e04ceb7c52636e56f905c2b571047bd2df43f7e2 Mon Sep 17 00:00:00 2001
From: horecoli <oliver.horecny@tietoevry.com>
Date: Fri, 3 May 2024 07:13:56 +0000
Subject: [PATCH] dockerfile: Optimization of image size

This change uses multi-stage build of image
which makes image size much smaller.
It also uses debian slim as base image.

Signed-off-by: horecoli <oliver.horecny@tietoevry.com>
---
 tools/cluster-tools/Dockerfile | 46 ++++++++++++++++++----------------
 1 file changed, 25 insertions(+), 21 deletions(-)

diff --git a/tools/cluster-tools/Dockerfile b/tools/cluster-tools/Dockerfile
index 35c1c8c1..73dcc05e 100644
--- a/tools/cluster-tools/Dockerfile
+++ b/tools/cluster-tools/Dockerfile
@@ -4,15 +4,7 @@ RUN git clone -b $METRICS_VERSION https://github.com/OpenObservability/OpenMetri
 WORKDIR /validator/src
 RUN make openmetricsvalidator
 
-FROM debian:latest
-ENV CRI_VERSION="v1.17.0"
-ENV CTR_VERSION="1.5.0"
-ENV RUNC_VERSION="v1.1.4"
-ENV CONTAINER_RUNTIME_ENDPOINT=unix:///run/containerd/containerd.sock
-ENV IMAGE_SERVICE_ENDPOINT=unix:///run/containerd/containerd.sock
-
-COPY ./sleep /sleep
-COPY ./zombie /zombie
+FROM debian:stable-slim as wireshark_build
 
 # INSTALL Wireshark
 RUN apt update && apt-get install -y build-essential git cmake bison flex libgtk-3-dev libpcap-dev libssl-dev libncurses5-dev qtbase5-dev qttools5-dev-tools qttools5-dev libqt5svg5-dev libtool libgcrypt20-dev libc-ares-dev
@@ -26,23 +18,35 @@ RUN cd /wireshark && \
     make -j`nproc` && \
     make install
 
+FROM debian:stable-slim
+ENV CRI_VERSION="v1.17.0"
+ENV CTR_VERSION="1.5.0"
+ENV RUNC_VERSION="v1.1.4"
+ENV CONTAINER_RUNTIME_ENDPOINT=unix:///run/containerd/containerd.sock
+ENV IMAGE_SERVICE_ENDPOINT=unix:///run/containerd/containerd.sock
+
+COPY ./sleep /sleep
+COPY ./zombie /zombie
+
+COPY --from=wireshark_build /usr/local /usr/local
 COPY --from=validator /validator/bin/openmetricsvalidator /usr/local/bin/
-RUN echo "deb http://deb.debian.org/debian buster-backports main" >> /etc/apt/sources.list
-RUN apt update && apt install -y curl sysbench skopeo net-tools strace
-RUN curl -L https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRI_VERSION}/crictl-${CRI_VERSION}-linux-amd64.tar.gz --output crictl-${CRI_VERSION}-linux-amd64.tar.gz
-RUN tar zxvf crictl-$CRI_VERSION-linux-amd64.tar.gz -C /usr/local/bin
-RUN rm -f crictl-$CRI_VERSION-linux-amd64.tar.gz
+RUN apt update && apt install -y curl sysbench skopeo net-tools strace libpcap-dev libssl-dev libc-ares-dev libqt5printsupport5
+
+RUN curl -L https://github.com/kubernetes-sigs/cri-tools/releases/download/${CRI_VERSION}/crictl-${CRI_VERSION}-linux-amd64.tar.gz --output crictl-${CRI_VERSION}-linux-amd64.tar.gz && \
+    tar zxvf crictl-$CRI_VERSION-linux-amd64.tar.gz -C /usr/local/bin && \
+    rm -f crictl-$CRI_VERSION-linux-amd64.tar.gz
 
 RUN curl -L https://github.com/opencontainers/runc/releases/download/${RUNC_VERSION}/runc.amd64 --output /usr/local/bin/runc && chmod +x /usr/local/bin/runc
 
-RUN curl -L https://github.com/containerd/nerdctl/releases/download/v1.2.1/nerdctl-1.2.1-linux-amd64.tar.gz --output nerdctl.tar.gz
-RUN tar zxvf nerdctl.tar.gz -C /tmp/                                                                   
-RUN mv /tmp/nerdctl /usr/local/bin/
+RUN curl -L https://github.com/containerd/nerdctl/releases/download/v1.2.1/nerdctl-1.2.1-linux-amd64.tar.gz --output nerdctl.tar.gz && \
+    tar zxvf nerdctl.tar.gz -C /tmp/ && \
+    mv /tmp/nerdctl /usr/local/bin/ && \
+    rm -f  nerdctl.tar.gz
 
-RUN curl -L https://github.com/containerd/containerd/releases/download/v${CTR_VERSION}/containerd-${CTR_VERSION}-linux-amd64.tar.gz --output containerd-${CTR_VERSION}-linux-amd64.tar.gz
-RUN tar zxvf containerd-${CTR_VERSION}-linux-amd64.tar.gz -C /tmp/                                                                   
-RUN mv /tmp/bin/ctr /usr/local/bin
 
- 
+RUN curl -L https://github.com/containerd/containerd/releases/download/v${CTR_VERSION}/containerd-${CTR_VERSION}-linux-amd64.tar.gz --output containerd-${CTR_VERSION}-linux-amd64.tar.gz && \
+    tar zxvf containerd-${CTR_VERSION}-linux-amd64.tar.gz -C /tmp/ && \
+    mv /tmp/bin/ctr /usr/local/bin && \
+    rm -f containerd-${CTR_VERSION}-linux-amd64.tar.gz