DBZ-7385 reduce docker image size

eizners · eizners · commit 720321fd91d5 · 2024-01-25T12:02:44.000-05:00
diff --git a/server/2.6/Dockerfile b/server/2.6/Dockerfile
@@ -1,4 +1,5 @@
-FROM registry.access.redhat.com/ubi8/openjdk-11
+# Stage 1: Build stage
+FROM registry.access.redhat.com/ubi8/openjdk-11 AS builder
 
 LABEL maintainer="Debezium Community"
 
@@ -47,6 +48,18 @@ RUN echo "$SERVER_MD5 /tmp/debezium.tar.gz" | md5sum -c - &&\
 #
 RUN chmod -R g+w,o+w $SERVER_HOME
 
+# Stage 2: Final image
+FROM registry.access.redhat.com/ubi8/openjdk-11
+
+ENV SERVER_HOME=/debezium
+
+USER root
+RUN microdnf clean all
+
+USER jboss
+
+COPY --from=builder $SERVER_HOME $SERVER_HOME
+
 # Set the working directory to the Debezium Server home directory
 WORKDIR $SERVER_HOME
 
diff --git a/server/2.6/Dockerfile.local b/server/2.6/Dockerfile.local
@@ -1,4 +1,5 @@
-FROM registry.access.redhat.com/ubi8/openjdk-11
+# Stage 1: Build stage
+FROM registry.access.redhat.com/ubi8/openjdk-11 AS builder
 
 LABEL maintainer="Debezium Community"
 
@@ -29,19 +30,31 @@ RUN mkdir $SERVER_HOME/conf && \
 #
 # Download and install Debezium Server
 #
-COPY debezium-server-dist-2.2.0-SNAPSHOT.tar.gz /tmp/debezium.tar.gz
+COPY debezium-server-dist-2.6.0-SNAPSHOT.tar.gz /tmp/debezium.tar.gz
 
 #
 # Verify the contents and then install ...
 #
-RUN tar xzf /tmp/debezium.tar.gz -C $SERVER_HOME --strip-components 1
+RUN tar xzf /tmp/debezium.tar.gz -C $SERVER_HOME --strip-components 1 &&\
+    rm -f /opt/debezium.tar.gz
 
 #
 # Allow random UID to use Debezium Server
 #
 RUN chmod -R g+w,o+w $SERVER_HOME
 
-# Set the working directory to the Debezium Server home directory
+# Stage 2: Final image
+FROM registry.access.redhat.com/ubi8/openjdk-11
+
+ENV SERVER_HOME=/debezium
+
+USER root
+RUN microdnf clean all
+
+USER jboss
+
+COPY --from=builder $SERVER_HOME $SERVER_HOME
+
 WORKDIR $SERVER_HOME
 
 #
diff --git a/server/snapshot/Dockerfile b/server/snapshot/Dockerfile
@@ -1,4 +1,5 @@
-FROM registry.access.redhat.com/ubi8/openjdk-11
+# Stage 1: Build stage
+FROM registry.access.redhat.com/ubi8/openjdk-11 AS builder
 
 LABEL maintainer="Debezium Community"
 
@@ -47,6 +48,18 @@ RUN SNAPSHOT_VERSION=$(curl --silent -fSL $MAVEN_OSS_SNAPSHOT/io/debezium/debezi
 #
 RUN chmod -R g+w,o+w $SERVER_HOME
 
+# Stage 2: Final image
+FROM registry.access.redhat.com/ubi8/openjdk-11
+
+ENV SERVER_HOME=/debezium
+
+USER root
+RUN microdnf clean all
+
+USER jboss
+
+COPY --from=builder $SERVER_HOME $SERVER_HOME
+
 # Set the working directory to the Debezium Server home directory
 WORKDIR $SERVER_HOME
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`		`-FROM registry.access.redhat.com/ubi8/openjdk-11`
	`1`	`+# Stage 1: Build stage`
	`2`	`+FROM registry.access.redhat.com/ubi8/openjdk-11 AS builder`
`2`	`3`
`3`	`4`	`LABEL maintainer="Debezium Community"`
`4`	`5`
`@@ -29,19 +30,31 @@ RUN mkdir $SERVER_HOME/conf && \`
`29`	`30`	`#`
`30`	`31`	`# Download and install Debezium Server`
`31`	`32`	`#`
`32`		`-COPY debezium-server-dist-2.2.0-SNAPSHOT.tar.gz /tmp/debezium.tar.gz`
	`33`	`+COPY debezium-server-dist-2.6.0-SNAPSHOT.tar.gz /tmp/debezium.tar.gz`
`33`	`34`
`34`	`35`	`#`
`35`	`36`	`# Verify the contents and then install ...`
`36`	`37`	`#`
`37`		`-RUN tar xzf /tmp/debezium.tar.gz -C $SERVER_HOME --strip-components 1`
	`38`	`+RUN tar xzf /tmp/debezium.tar.gz -C $SERVER_HOME --strip-components 1 &&\`
	`39`	`+ rm -f /opt/debezium.tar.gz`
`38`	`40`
`39`	`41`	`#`
`40`	`42`	`# Allow random UID to use Debezium Server`
`41`	`43`	`#`
`42`	`44`	`RUN chmod -R g+w,o+w $SERVER_HOME`
`43`	`45`
`44`		`-# Set the working directory to the Debezium Server home directory`
	`46`	`+# Stage 2: Final image`
	`47`	`+FROM registry.access.redhat.com/ubi8/openjdk-11`
	`48`	`+`
	`49`	`+ENV SERVER_HOME=/debezium`
	`50`	`+`
	`51`	`+USER root`
	`52`	`+RUN microdnf clean all`
	`53`	`+`
	`54`	`+USER jboss`
	`55`	`+`
	`56`	`+COPY --from=builder $SERVER_HOME $SERVER_HOME`
	`57`	`+`
`45`	`58`	`WORKDIR $SERVER_HOME`
`46`	`59`
`47`	`60`	`#`