Optimize docker files

Author: dimabarbul

build-images.sh

@@ -53,6 +53,9 @@ build_docker_image() {
   image_tag=$(printf "${CONTAINER_REGISTRY}/ditto-%s" "$(echo "$1" | awk -F ":" '{ print $2 }')")
   jvm_args=$(echo "$1" | awk -F ":" '{ print $4 }')
   main_class=$(echo "$1" | awk -F ":" '{ print $3 }')
+  if [ -n "$NO_DOCKER_CACHE" ]; then
+    no_cache_option=--no-cache
+  fi;
   printf "\nBuilding Docker image <%s> for service module <%s> with jvm_args <%s>\n" \
     "$image_tag" \
     "$module_name" \
@@ -67,6 +70,7 @@ build_docker_image() {
       --build-arg JVM_CMD_ARGS="$jvm_args" \
       --build-arg MAIN_CLASS="$main_class" \
       -t "$image_tag":$IMAGE_VERSION \
+      $no_cache_option \
       "$SCRIPTDIR"
 
   if [[ "$PUSH_CONTAINERS" == "true" ]]; then

dockerfile-release

@@ -11,6 +11,22 @@
 
 FROM docker.io/eclipse-temurin:17-jdk
 
+# Http port
+EXPOSE 8080
+
+ENV DITTO_HOME=/opt/ditto \
+    DITTO_LOGS=/var/log/ditto
+
+RUN set -x \
+    && apt-get update \
+    && apt-get install -y tini \
+    && mkdir -p $DITTO_HOME \
+    && mkdir -p $DITTO_LOGS \
+    && groupadd --system --gid 1000 ditto \
+    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
+    && chown -R ditto:ditto $DITTO_LOGS \
+    && rm -rf /var/lib/apt/lists/*
+
 ARG MAVEN_REPO=https://repo.eclipse.org/service/local/artifact/maven/content
 ARG SERVICE_STARTER
 ARG SERVICE_VERSION
@@ -19,29 +35,14 @@ ARG MAIN_CLASS
 
 ENV HTTP_PORT=8080 \
     HOSTING_ENVIRONMENT=Docker \
-    DITTO_HOME=/opt/ditto \
-    DITTO_LOGS=/var/log/ditto \
     JVM_CMD_ARGS_ENV=${JVM_CMD_ARGS} \
     MAIN_CLASS_ENV=${MAIN_CLASS} \
     CLASSPATH=/opt/ditto/*:/opt/ditto/extensions/*
 
-# Http port
-EXPOSE 8080
-
 RUN set -x \
-    && apt-get update \
-    && apt-get install -y tini \
-    && apt-get install -y wget \
-    && mkdir -p $DITTO_HOME \
-    && mkdir -p $DITTO_LOGS \
-    && groupadd --system --gid 1000 ditto \
-    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
     && cd $DITTO_HOME \
-    && wget -q --show-progress -O ${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar "${MAVEN_REPO}?r=ditto&g=org.eclipse.ditto&a=${SERVICE_STARTER}&v=${SERVICE_VERSION}&c=allinone" \
-    && chown -R ditto:ditto $DITTO_HOME \
-    && cd $DITTO_LOGS \
-    && chown -R ditto:ditto $DITTO_LOGS \
-    && apt-get remove -y wget
+    && curl -o ${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar "${MAVEN_REPO}?r=ditto&g=org.eclipse.ditto&a=${SERVICE_STARTER}&v=${SERVICE_VERSION}&c=allinone" \
+    && chown -R ditto:ditto $DITTO_HOME
 
 USER ditto
 WORKDIR $DITTO_HOME

dockerfile-snapshot

@@ -11,6 +11,22 @@
 
 FROM docker.io/eclipse-temurin:17-jdk
 
+# Http port
+EXPOSE 8080
+
+ENV DITTO_HOME=/opt/ditto \
+    DITTO_LOGS=/var/log/ditto
+
+RUN set -x \
+    && apt-get update \
+    && apt-get install -y tini \
+    && mkdir -p $DITTO_HOME \
+    && mkdir -p $DITTO_LOGS \
+    && groupadd --system --gid 1000 ditto \
+    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
+    && chown -R ditto:ditto $DITTO_HOME $DITTO_LOGS \
+    && rm -rf /var/lib/apt/lists/*
+
 ARG TARGET_DIR
 ARG SERVICE_STARTER
 ARG SERVICE_VERSION
@@ -19,30 +35,13 @@ ARG MAIN_CLASS
 
 ENV HTTP_PORT=8080 \
     HOSTING_ENVIRONMENT=Docker \
-    DITTO_HOME=/opt/ditto \
-    DITTO_LOGS=/var/log/ditto \
     JVM_CMD_ARGS_ENV=${JVM_CMD_ARGS} \
     MAIN_CLASS_ENV=${MAIN_CLASS} \
     CLASSPATH=/opt/ditto/*:/opt/ditto/extensions/*
 
-# Http port
-EXPOSE 8080
-
-RUN set -x \
-    && apt-get update \
-    && apt-get install -y tini \
-    && mkdir -p $DITTO_HOME \
-    && mkdir -p $DITTO_LOGS \
-    && groupadd --system --gid 1000 ditto \
-    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
-    && cd $DITTO_HOME \
-    && chown -R ditto:ditto $DITTO_HOME \
-    && cd $DITTO_LOGS \
-    && chown -R ditto:ditto $DITTO_LOGS
-
 USER ditto
 WORKDIR $DITTO_HOME
 ENTRYPOINT ["/usr/bin/tini", "--"]
 CMD ["sh", "-c", "exec java ${JVM_CMD_ARGS_ENV} ${MAIN_CLASS_ENV}"]
 
-COPY ${TARGET_DIR}/${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar $DITTO_HOME
+COPY --chown=ditto:ditto ${TARGET_DIR}/${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar $DITTO_HOME

dockerfile-snapshot-arm64

@@ -11,6 +11,22 @@
 
 FROM docker.io/arm64v8/eclipse-temurin:17-jdk
 
+# Http port
+EXPOSE 8080
+
+ENV DITTO_HOME=/opt/ditto \
+    DITTO_LOGS=/var/log/ditto
+
+RUN set -x \
+    && apt-get update \
+    && apt-get install -y tini \
+    && mkdir -p $DITTO_HOME \
+    && mkdir -p $DITTO_LOGS \
+    && groupadd --system --gid 1000 ditto \
+    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
+    && chown -R ditto:ditto $DITTO_HOME $DITTO_LOGS \
+    && rm -rf /var/lib/apt/lists/*
+
 ARG TARGET_DIR
 ARG SERVICE_STARTER
 ARG SERVICE_VERSION
@@ -19,30 +35,13 @@ ARG MAIN_CLASS
 
 ENV HTTP_PORT=8080 \
     HOSTING_ENVIRONMENT=Docker \
-    DITTO_HOME=/opt/ditto \
-    DITTO_LOGS=/var/log/ditto \
     JVM_CMD_ARGS_ENV=${JVM_CMD_ARGS} \
     MAIN_CLASS_ENV=${MAIN_CLASS} \
     CLASSPATH=/opt/ditto/*:/opt/ditto/extensions/*
 
-# Http port
-EXPOSE 8080
-
-RUN set -x \
-    && apt-get update \
-    && apt-get install -y tini \
-    && mkdir -p $DITTO_HOME \
-    && mkdir -p $DITTO_LOGS \
-    && groupadd --system --gid 1000 ditto \
-    && useradd --no-log-init --system --home-dir $DITTO_HOME --shell /bin/sh --gid ditto --uid 1000 ditto \
-    && cd $DITTO_HOME \
-    && chown -R ditto:ditto $DITTO_HOME \
-    && cd $DITTO_LOGS \
-    && chown -R ditto:ditto $DITTO_LOGS
-
 USER ditto
 WORKDIR $DITTO_HOME
 ENTRYPOINT ["/usr/bin/tini", "--"]
 CMD ["sh", "-c", "exec java ${JVM_CMD_ARGS_ENV} ${MAIN_CLASS_ENV}"]
 
-COPY ${TARGET_DIR}/${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar $DITTO_HOME
+COPY --chown=ditto:ditto ${TARGET_DIR}/${SERVICE_STARTER}-${SERVICE_VERSION}-allinone.jar $DITTO_HOME