build: add workflow to manually release maven artefacts

.github/workflows/publish-maven.yaml

@@ -0,0 +1,68 @@
+#
+#  Copyright (c) 2023 Bayerische Motoren Werke Aktiengesellschaft (BMW AG)
+#  Copyright (c) 2021, 2023 Contributors to the Eclipse Foundation
+#
+#  See the NOTICE file(s) distributed with this work for additional
+#  information regarding copyright ownership.
+#
+#  This program and the accompanying materials are made available under the
+#  terms of the Apache License, Version 2.0 which is available at
+#  https://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#  License for the specific language governing permissions and limitations
+#  under the License.
+#
+#  SPDX-License-Identifier: Apache-2.0
+#
+
+---
+name: "Manually publish Maven Artefacts to OSSRH"
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        required: false
+        description: 'a semver string denoting the version. Append -SNAPSHOT for snapshots. If ommitted, the version is taken from gradle.properties'
+
+concurrency:
+  # cancel only running jobs on pull requests
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  maven-release:
+    name: 'Publish all artefacts to Sonatype/MavenCentral'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      # Set-Up
+      - uses: actions/[email protected]
+      - uses: ./.github/actions/setup-java
+
+      # Import GPG Key
+      - uses: ./.github/actions/import-gpg-key
+        name: "Import GPG Key"
+        with:
+          gpg-private-key: ${{ secrets.ORG_GPG_PRIVATE_KEY }}
+
+      # publish releases
+      - name: Publish version
+        env:
+          OSSRH_PASSWORD: ${{ secrets.ORG_OSSRH_PASSWORD }}
+          OSSRH_USER: ${{ secrets.ORG_OSSRH_USERNAME }}
+        run: |-
+          if [ -z ${{ inputs.version }} ]; 
+          then 
+            VERSION=$(./gradlew properties -q | grep "version:" | awk '{print $2}')
+            echo "Publishing using version from gradle.properties: $VERSION"
+            ./gradlew publishToSonatype closeAndReleaseSonatypeStagingRepository --no-parallel -Pversion=$VERSION -Psigning.gnupg.executable=gpg -Psigning.gnupg.passphrase="${{ secrets.ORG_GPG_PASSPHRASE }}"
+          else 
+            echo "Publishing using version from parameter: ${{ inputs.version }}"
+            ./gradlew publishToSonatype closeAndReleaseSonatypeStagingRepository --no-parallel -Pversion=${{ inputs.version }} -Psigning.gnupg.executable=gpg -Psigning.gnupg.passphrase="${{ secrets.ORG_GPG_PASSPHRASE }}"
+          fi

build.gradle.kts

@@ -19,6 +19,7 @@
 
 import com.bmuschko.gradle.docker.tasks.image.DockerBuildImage
 import com.github.jengelman.gradle.plugins.shadow.ShadowJavaPlugin
+import java.time.Duration
 
 plugins {
     `java-library`
@@ -27,13 +28,13 @@ plugins {
     id("com.diffplug.spotless") version "6.18.0"
     id("com.github.johnrengelman.shadow") version "8.1.1"
     id("com.bmuschko.docker-remote-api") version "9.3.1"
+    id("io.github.gradle-nexus.publish-plugin") version "1.3.0"
 }
 
 val javaVersion: String by project
 val txScmConnection: String by project
 val txWebsiteUrl: String by project
 val txScmUrl: String by project
-val groupId: String by project
 val annotationProcessorVersion: String by project
 val metaModelVersion: String by project
 
@@ -88,10 +89,9 @@ allprojects {
             metaModel.set(metaModelVersion)
 
         }
-        val gid = groupId
         pom {
             // this is actually important, so we can publish under the correct GID
-            groupId = gid
+            groupId = project.group.toString()
             projectName.set(project.name)
             description.set("edc :: ${project.name}")
             projectUrl.set(txWebsiteUrl)
@@ -171,3 +171,10 @@ subprojects {
         }
     }
 }
+
+nexusPublishing {
+    transitionCheckOptions {
+        maxRetries.set(120)
+        delayBetween.set(Duration.ofSeconds(10))
+    }
+}

gradle.properties

@@ -1,4 +1,4 @@
-groupId=org.eclipse.tractusx.edc
+group=org.eclipse.tractusx.edc
 version=0.4.1-SNAPSHOT
 javaVersion=11
 # configure the build: