Externalize build properties.

By reading a properties file from an external location, it is possible to inject a consistent set of properties from Spring Data Build. This also supports repeatable builds.

Closes #2245.

Author: gregturn

Jenkinsfile

@@ -1,3 +1,9 @@
+def p = [:]
+node {
+    checkout scm
+    p = readProperties interpolate: true, file: 'ci/pipeline.properties'
+}
+
 pipeline {
 	agent none
 
@@ -17,16 +23,17 @@ pipeline {
 				stage('Publish JDK 17 + Redis 6.2 Docker image') {
 					when {
 						anyOf {
-							changeset "ci/openjdk17-redis-6.2/**"
+							changeset "ci/openjdk17-redis-6.2/Dockerfile"
 							changeset "Makefile"
+						    changeset "ci/pipeline.properties"
 						}
 					}
 					agent { label 'data' }
 					options { timeout(time: 20, unit: 'MINUTES') }
 
 					steps {
 						script {
-							def image = docker.build("springci/spring-data-openjdk17-with-redis-6.2", "-f ci/openjdk17-redis-6.2/Dockerfile .")
+							def image = docker.build("springci/spring-data-with-redis-6.2:${p['java.main.tag']}", "--build-arg BASE=${p['docker.java.main.image']} --build-arg REDIS=${p['docker.redis.6.version']} -f ci/openjdk17-redis-6.2/Dockerfile .")
 							docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
 								image.push()
 							}
@@ -54,7 +61,7 @@ pipeline {
 			steps {
 				script {
 					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
-						docker.image('springci/spring-data-openjdk17-with-redis-6.2:latest').inside('-v $HOME:/tmp/jenkins-home') {
+						docker.image('springci/spring-data-openjdk17-with-redis-6.2:${p['java.main.tag']}').inside('-v $HOME:/tmp/jenkins-home') {
 							sh 'PROFILE=none LONG_TESTS=true ci/test.sh'
 						}
 					}
@@ -82,7 +89,7 @@ pipeline {
 			steps {
 				script {
 					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
-						docker.image('openjdk:17-bullseye').inside('-v $HOME:/tmp/jenkins-home') {
+						docker.image(p['docker.java.main.image']).inside(p['docker.java.inside.basic']) {
 							sh 'MAVEN_OPTS="-Duser.name=jenkins -Duser.home=/tmp/jenkins-home" ./mvnw -s settings.xml -Pci,artifactory ' +
 									'-Dartifactory.server=https://repo.spring.io ' +
 									"-Dartifactory.username=${ARTIFACTORY_USR} " +

ci/openjdk17-redis-6.2/Dockerfile

@@ -1,13 +1,16 @@
-FROM openjdk:17-bullseye
+ARG BASE
+FROM ${BASE}
+# Any ARG statements before FROM are cleared.
+ARG REDIS
 
 # Copy Spring Data Redis's Makefile into the container
 COPY ./Makefile /
 
 RUN set -eux; \
-	sed -i -e 's/http/https/g' /etc/apt/sources.list ; \
+#	sed -i -e 's/http/https/g' /etc/apt/sources.list ; \
 	apt-get update ; \
 	apt-get install -y build-essential ; \
-	make work/redis/bin/redis-cli work/redis/bin/redis-server REDIS_VERSION=6.2.4; \
+	make work/redis/bin/redis-cli work/redis/bin/redis-server REDIS_VERSION=${REDIS}; \
 	chmod -R o+rw work; \
 	apt-get clean; \
 	rm -rf /var/lib/apt/lists/*;

ci/pipeline.properties

@@ -0,0 +1,24 @@
+# Java versions
+java.main.tag=8u312-b07-jdk
+java.next.tag=11.0.13_8-jdk
+java.lts.tag=17.0.1_12-jdk
+
+# Docker container images - standard
+docker.java.main.image=eclipse-temurin:${java.main.tag}
+docker.java.next.image=eclipse-temurin:${java.next.tag}
+docker.java.lts.image=eclipse-temurin:${java.lts.tag}
+
+# Supported versions of MongoDB
+docker.mongodb.4.0.version=4.0.23
+docker.mongodb.4.4.version=4.4.4
+docker.mongodb.5.0.version=5.0.3
+
+# Supported versions of Redis
+docker.redis.6.version=6.2.4
+
+# Supported versions of Cassandra
+docker.cassandra.3.version=3.11.10
+
+# Docker environment settings
+docker.java.inside.basic=-v $HOME:/tmp/jenkins-home
+docker.java.inside.docker=-u root -v /var/run/docker.sock:/var/run/docker.sock -v /usr/bin/docker:/usr/bin/docker -v $HOME:/tmp/jenkins-home