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
 
@@ -26,7 +32,7 @@ pipeline {
 
 					steps {
 						script {
-							def image = docker.build("springci/spring-data-openjdk8-with-redis-6.2", "-f ci/openjdk8-redis-6.2/Dockerfile .")
+							def image = docker.build(p['docker.java.main.redis.6.name'], "-f ci/openjdk8-redis-6.2/Dockerfile .")
 							docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
 								image.push()
 							}
@@ -45,7 +51,7 @@ pipeline {
 
 					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(p['docker.java.lts.redis.6.name'], "-f ci/openjdk17-redis-6.2/Dockerfile .")
 							docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
 								image.push()
 							}
@@ -73,7 +79,7 @@ pipeline {
 			steps {
 				script {
 					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
-						docker.image('springci/spring-data-openjdk8-with-redis-6.2:latest').inside('-v $HOME:/tmp/jenkins-home') {
+						docker.image(p['docker.java.main.redis.6.image']).inside(p['docker.java.inside.basic']) {
 							sh 'PROFILE=none LONG_TESTS=true ci/test.sh'
 						}
 					}
@@ -101,7 +107,7 @@ 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(p['docker.java.lts.redis.6.image']).inside(p['docker.java.inside.basic']) {
 									sh 'PROFILE=java11 ci/test.sh'
 								}
 							}
@@ -131,7 +137,7 @@ pipeline {
 			steps {
 				script {
 					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
-						docker.image('adoptopenjdk/openjdk8:latest').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/pipeline.properties

@@ -0,0 +1,38 @@
+# Docker container images - standard
+docker.java.main.image=adoptopenjdk/openjdk8:latest
+docker.java.next.image=adoptopenjdk/openjdk11:latest
+docker.java.lts.image=openjdk:17-bullseye
+
+# Docker container images - MongoDB
+docker.java.main.mongodb.5.0.name=springci/spring-data-openjdk8-with-mongodb-5.0.0
+docker.java.main.mongodb.4.0.name=springci/spring-data-openjdk8-with-mongodb-4.0.23
+docker.java.main.mongodb.4.4.name=springci/spring-data-openjdk8-with-mongodb-4.4.4
+docker.java.next.mongodb.4.4.name=springci/spring-data-openjdk16-with-mongodb-4.4.4
+
+docker.java.main.mongodb.5.0.image=${docker.java.main.mongodb.5.0.name}:latest
+docker.java.main.mongodb.4.0.image=${docker.java.main.mongodb.4.0.name}:latest
+docker.java.main.mongodb.4.4.image=${docker.java.main.mongodb.4.4.name}:latest
+docker.java.next.mongodb.4.4.image=${docker.java.next.mongodb.4.4.name}:latest
+
+# Docker container images - Redis
+docker.java.main.redis.6.name=springci/spring-data-openjdk8-with-redis-6.2
+docker.java.lts.redis.6.name=springci/spring-data-openjdk17-with-redis-6.2
+
+docker.java.main.redis.6.image=${docker.java.main.redis.6.name}:latest
+docker.java.lts.redis.6.image=${docker.java.lts.redis.6.name}:latest
+
+# Docker container images - Cassandra
+docker.java.main.cassandra.3.name=springci/spring-data-openjdk8-cassandra-3.11
+docker.java.next.cassandra.3.name=springci/spring-data-openjdk11-8-cassandra-3.11
+docker.java.lts.cassandra.3.name=springci/spring-data-openjdk17-8-cassandra-3.11
+
+docker.java.main.cassandra.3.image=${docker.java.main.cassandra.3.name}:latest
+docker.java.next.cassandra.3.image=${docker.java.next.cassandra.3.name}:latest
+docker.java.lts.cassandra.3.image=${docker.java.lts.cassandra.3.name}:latest
+
+
+# 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
+
+