Polishing.

Extract docker credentials into properties file.

See #2413

Author: trayanus1026

Jenkinsfile

@@ -18,7 +18,7 @@ pipeline {
 	}
 
 	stages {
-		stage("test: baseline (jdk17)") {
+		stage("test: baseline (Java 17)") {
 			when {
 				beforeAgent(true)
 				anyOf {
@@ -31,12 +31,12 @@ pipeline {
 			}
 			options { timeout(time: 30, unit: 'MINUTES') }
 			environment {
-				DOCKER_HUB = credentials('hub.docker.com-springbuildmaster')
+				DOCKER_HUB = credentials("${p['docker.credentials']}")
 				ARTIFACTORY = credentials('02bd1690-b54f-4c9f-819d-a77cb7a9822c')
 			}
 			steps {
 				script {
-					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
+					docker.withRegistry(p['docker.registry'], p['docker.credentials']) {
 						docker.image(p['docker.java.main.image']).inside(p['docker.java.inside.docker']) {
 							sh "docker login --username ${DOCKER_HUB_USR} --password ${DOCKER_HUB_PSW}"
 							sh 'PROFILE=all-dbs ci/test.sh'
@@ -66,7 +66,7 @@ pipeline {
 
 			steps {
 				script {
-					docker.withRegistry('', 'hub.docker.com-springbuildmaster') {
+					docker.withRegistry(p['docker.registry'], p['docker.credentials']) {
 						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 ' +

ci/pipeline.properties

@@ -1,24 +1,23 @@
 # Java versions
-java.main.tag=8u312-b07-jdk
-java.next.tag=11.0.13_8-jdk
-java.lts.tag=17.0.1_12-jdk
+java.main.tag=17.0.2_8-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.cassandra.3.version=3.11.11
 
 # 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
+
+# Credentials
+docker.registry=
+docker.credentials=hub.docker.com-springbuildmaster