Move snapshot publishing to a separate Jenkinsfile

Author: yrodiere

CONTRIBUTING.md

@@ -507,7 +507,6 @@ For primary branches, it may also re-execute the same build in different environ
 See [this section](#building-from-source) for information on how to execute similar builds from the commandline.
 
 The job can be triggered manually, which is particularly useful to test more environments on a pull request.
-
 ### Release pipeline
 
 https://ci.hibernate.org/job/hibernate-search/

Jenkinsfile

@@ -51,15 +51,6 @@ import org.hibernate.jenkins.pipeline.helpers.alternative.AlternativeMultiMap
  *
  * ### Integrations
  *
- * #### Nexus deployment
- *
- * This job is only able to deploy snapshot artifacts,
- * for every non-PR build on "primary" branches (main and maintenance branches),
- * but the name of a Maven settings file must be provided in the job configuration file
- * (see below).
- *
- * For actual releases, see jenkins/release.groovy.
- *
  * #### AWS
  *
  * This job will trigger integration tests against an Elasticsearch service hosted on AWS.
@@ -140,11 +131,6 @@ import org.hibernate.jenkins.pipeline.helpers.alternative.AlternativeMultiMap
  * # See https://docs.gradle.com/enterprise/gradle-plugin/#via_environment_variable
  * # WARNING: These credentials should not give write access to the build cache!
  * pr: ...
- * deployment:
- * maven:
- * # String containing the ID of a Maven settings file registered using the config-file-provider Jenkins plugin.
- * # The settings must provide credentials to the server with ID 'ossrh'.
- * settingsId: ...
  */
 
 @Field final String DEFAULT_JDK_TOOL = 'OpenJDK 21 Latest'
@@ -162,7 +148,6 @@ import org.hibernate.jenkins.pipeline.helpers.alternative.AlternativeMultiMap
 
 @Field boolean enableDefaultBuild = false
 @Field boolean enableDefaultBuildIT = false
-@Field boolean deploySnapshot = false
 @Field boolean incrementalBuild = false
 
 this.helper = new JobHelper(this)
@@ -375,15 +360,6 @@ Some useful filters: 'default', 'jdk', 'jdk-10', 'eclipse', 'postgresql', 'elast
 ])
 ])
 
-if (helper.scmSource.branch.primary && !helper.scmSource.pullRequest) {
-if (helper.configuration.file?.deployment?.maven?.settingsId) {
-deploySnapshot = true
-}
-else {
-echo "Missing deployment configuration in job configuration file - snapshot deployment will be skipped."
-}
-}
-
 if (params.ENVIRONMENT_FILTER) {
 keepOnlyEnvironmentsMatchingFilter(params.ENVIRONMENT_FILTER)
 }
@@ -402,8 +378,7 @@ Some useful filters: 'default', 'jdk', 'jdk-10', 'eclipse', 'postgresql', 'elast
 
 enableDefaultBuild =
 enableDefaultBuildIT ||
-environments.content.any { key, envSet -> envSet.enabled.any { buildEnv -> buildEnv.requiresDefaultBuildArtifacts() } } ||
-deploySnapshot
+environments.content.any { key, envSet -> envSet.enabled.any { buildEnv -> buildEnv.requiresDefaultBuildArtifacts() } }
 
 if (helper.scmSource.pullRequest) {
 incrementalBuild = true
@@ -418,7 +393,6 @@ Resulting execution plan:
  enableDefaultBuild=$enableDefaultBuild
  enableDefaultBuildIT=$enableDefaultBuildIT
  environments=${environments.enabledAsString}
- deploySnapshot=$deploySnapshot
  incrementalBuild=$incrementalBuild
 """
 }
@@ -430,7 +404,7 @@ stage('Default build') {
 return
 }
 runBuildOnNode( NODE_PATTERN_BASE, [time: 2, unit: 'HOURS'] ) {
-withMavenWorkspace(mavenSettingsConfig: deploySnapshot ? helper.configuration.file.deployment.maven.settingsId : null) {
+withMavenWorkspace {
 String commonMavenArgs = """ \
 --fail-at-end \
 -Pcoverage \
@@ -443,12 +417,7 @@ stage('Default build') {
 -Pdist \
 -Pjqassistant -Pci-build \
 -DskipITs \
-clean \
-${deploySnapshot ? "\
-deploy \
-" : "\
-install \
-"} \
+clean install \
 """
 // Quick check after the initial build, if we spot the change here, no need to even proceed..
 checkNoSourceFilesModifiedOrFail()

MAINTAINERS.md

@@ -40,6 +40,17 @@ For primary branches, it may also re-execute the same build in different environ
 See [CONTRIBUTING.md](CONTRIBUTING.md#building-from-source)
 for information about how to execute similar builds from the commandline.
 
+### Snapshot publishing pipeline
+
+https://ci.hibernate.org/job/hibernate-search-publish-snapshot/
+
+This job takes care of publishing snapshots for primary branches.
+
+It is triggered automatically on push to each branch, but throttled
+to avoid problems when multiple PRs get merged in short span of time.
+
+See [ci/snapshot-publish/Jenkinsfile](ci/snapshot-publish/Jenkinsfile) for the job definition.
+
 ### Release pipeline
 
 https://ci.hibernate.org/job/hibernate-search-release/

ci/snapshot-publish/Jenkinsfile

@@ -0,0 +1,53 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ * Copyright Red Hat Inc. and Hibernate Authors
+ */
+
+@Library('hibernate-jenkins-pipeline-helpers') _
+
+// Avoid running the pipeline on branch indexing
+if (currentBuild.getBuildCauses().toString().contains('BranchIndexingCause')) {
+print "INFO: Build skipped due to trigger being Branch Indexing"
+currentBuild.result = 'NOT_BUILT'
+return
+}
+
+pipeline {
+agent {
+label 'Worker&&Containers'
+}
+tools {
+maven 'Apache Maven 3.9'
+jdk 'OpenJDK 21 Latest'
+}
+options {
+// Wait for 1h before publishing snapshots, in case there's more commits.
+quietPeriod 3600
+// In any case, never publish snapshots more than once per hour.
+rateLimitBuilds(throttle: [count: 1, durationName: 'hour', userBoost: true])
+
+buildDiscarder(logRotator(numToKeepStr: '3', artifactNumToKeepStr: '3'))
+disableConcurrentBuilds(abortPrevious: false)
+}
+stages {
+stage('Publish') {
+steps {
+script {
+withMaven(mavenSettingsConfig: 'ci-hibernate.deploy.settings.maven',
+mavenLocalRepo: env.WORKSPACE_TMP + '/.m2repository') {
+sh """mvn \
+-Pci-build \
+-DskipTests \
+clean deploy \
+"""
+}
+}
+}
+}
+}
+post {
+always {
+notifyBuildResult notifySuccessAfterSuccess: false, maintainers: 'marko@hibernate.org'
+}
+}
+}