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authordanielhanrahan <daniel.hanrahan@est.tech>2022-07-08 17:23:55 +0100
committerdanielhanrahan <daniel.hanrahan@est.tech>2022-07-13 11:08:48 +0100
commit5570ed3eafc17ca427d86c984755785c539be3b7 (patch)
tree6316c5d4416b0143efd3d99b548e0d2ec268d924 /models-sim
parent5bf446bbdbb4c71901a38b3366e9d914679b21c7 (diff)
Reduce size of docker images for models-simulator
Avoid creating extra layers when extracting tarball Remove redundant chown/chmod commands Reduce size of Alpine image by 48% (593MB to 307MB) Reduce size of OpenSuse image by 38% (761MB to 470MB) Issue-ID: POLICY-4271 Signed-off-by: danielhanrahan <daniel.hanrahan@est.tech> Change-Id: I773c92fe64015f5de25d6152853529315df7ca30
Diffstat (limited to 'models-sim')
-rw-r--r--models-sim/packages/models-simulator-docker/src/main/docker/Dockerfile17
-rw-r--r--models-sim/packages/models-simulator-docker/src/main/docker/suse.Dockerfile19
2 files changed, 19 insertions, 17 deletions
diff --git a/models-sim/packages/models-simulator-docker/src/main/docker/Dockerfile b/models-sim/packages/models-simulator-docker/src/main/docker/Dockerfile
index c5832bfd7..773ab357b 100644
--- a/models-sim/packages/models-simulator-docker/src/main/docker/Dockerfile
+++ b/models-sim/packages/models-simulator-docker/src/main/docker/Dockerfile
@@ -21,6 +21,10 @@
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END=========================================================
#
+FROM busybox AS tarball
+RUN mkdir /packages /extracted
+COPY /maven/lib/models-simulator.tar.gz /packages/
+RUN tar xvzf /packages/models-simulator.tar.gz --directory /extracted/
FROM onap/policy-jre-alpine:2.4.3
@@ -39,18 +43,15 @@ ARG POLICY_LOGS=/var/log/onap/policy/simulators
ENV POLICY_LOGS=$POLICY_LOGS
ENV POLICY_HOME=$POLICY_HOME/simulators
-RUN mkdir -p $POLICY_HOME $POLICY_LOGS $POLICY_HOME/bin && \
- chown -R policy:policy $POLICY_HOME $POLICY_LOGS && \
- mkdir /packages
-COPY /maven/lib/models-simulator.tar.gz /packages
+RUN mkdir -p $POLICY_HOME $POLICY_LOGS && \
+ chown -R policy:policy $POLICY_HOME $POLICY_LOGS
-RUN tar xvfz /packages/models-simulator.tar.gz --directory ${POLICY_HOME} \
- && rm /packages/models-simulator.tar.gz
+COPY --chown=policy:policy --from=tarball /extracted $POLICY_HOME
WORKDIR $POLICY_HOME
-COPY simulators.sh bin/.
+COPY --chown=policy:policy simulators.sh bin/
-RUN chown -R policy:policy * && chmod 755 bin/*.sh && chown -R policy:policy /app
+RUN chmod 755 bin/*.sh
USER policy
WORKDIR $POLICY_HOME/bin
diff --git a/models-sim/packages/models-simulator-docker/src/main/docker/suse.Dockerfile b/models-sim/packages/models-simulator-docker/src/main/docker/suse.Dockerfile
index f7bd5eed7..d751e6dab 100644
--- a/models-sim/packages/models-simulator-docker/src/main/docker/suse.Dockerfile
+++ b/models-sim/packages/models-simulator-docker/src/main/docker/suse.Dockerfile
@@ -19,6 +19,10 @@
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END=========================================================
#
+FROM busybox AS tarball
+RUN mkdir /packages /extracted
+COPY /maven/lib/models-simulator.tar.gz /packages/
+RUN tar xvzf /packages/models-simulator.tar.gz --directory /extracted/
FROM opensuse/leap:15.4
@@ -39,22 +43,19 @@ ENV POLICY_HOME=/opt/app/policy/simulators
ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8
ENV JAVA_HOME=/usr/lib64/jvm/java-11-openjdk-11
-RUN zypper -n -q install --no-recommends gzip java-11-openjdk-headless netcat-openbsd tar && \
+RUN zypper -n -q install --no-recommends java-11-openjdk-headless netcat-openbsd && \
zypper -n -q update; zypper -n -q clean --all && \
groupadd --system policy && \
useradd --system --shell /bin/sh -G policy policy && \
- mkdir -p /app $POLICY_LOGS $POLICY_HOME $POLICY_HOME/bin && \
- chown -R policy:policy /app $POLICY_HOME $POLICY_LOGS && \
- mkdir /packages
-COPY /maven/lib/models-simulator.tar.gz /packages
+ mkdir -p $POLICY_HOME $POLICY_LOGS && \
+ chown -R policy:policy $POLICY_HOME $POLICY_LOGS
-RUN tar xvfz /packages/models-simulator.tar.gz --directory ${POLICY_HOME} \
- && rm /packages/models-simulator.tar.gz
+COPY --chown=policy:policy --from=tarball /extracted $POLICY_HOME
WORKDIR $POLICY_HOME
-COPY simulators.sh bin/.
+COPY --chown=policy:policy simulators.sh bin/
-RUN chown -R policy:policy * && chmod 755 bin/*.sh && chown -R policy:policy /app
+RUN chmod 755 bin/*.sh
USER policy
WORKDIR $POLICY_HOME/bin