adding nightly publish (#28255)

* adding nightly publish

* added nexus server to m2 setting

.github/workflows/beam_Release_NightlySnapshot.yml

@@ -0,0 +1,89 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://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.
+
+name: Release Nightly Snapshot
+
+on:
+  schedule:
+    - cron: '15 12 * * *'
+  workflow_dispatch:
+
+#Setting explicit permissions for the action to avoid the default permissions which are `write-all` in case of pull_request_target event
+permissions:
+  actions: write
+  pull-requests: read
+  checks: read
+  contents: read
+  deployments: read
+  id-token: none
+  issues: read
+  discussions: read
+  packages: read
+  pages: read
+  repository-projects: read
+  security-events: read
+  statuses: read
+
+env:
+    GRADLE_ENTERPRISE_ACCESS_KEY: ${{ secrets.GE_ACCESS_TOKEN }}
+    GRADLE_ENTERPRISE_CACHE_USERNAME: ${{ secrets.GE_CACHE_USERNAME }}
+    GRADLE_ENTERPRISE_CACHE_PASSWORD: ${{ secrets.GE_CACHE_PASSWORD }}
+
+jobs:
+  beam_Release_NightlySnapshot:
+    name: ${{matrix.job_name}}  (${{matrix.job_phrase}})
+    runs-on: [self-hosted, ubuntu-20.04, main]
+    strategy:
+      matrix:
+        job_name: [beam_Release_NightlySnapshot]
+        job_phrase: [Release Nightly Snapshot]
+    if: |
+      github.event_name == 'workflow_dispatch' ||
+      github.event_name == 'schedule'
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup repository
+        uses: ./.github/actions/setup-action
+        with:
+          github_job: ${{matrix.job_name}}
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          comment_phrase: "Release Nightly Snapshot"
+      - name: Install Java
+        uses: actions/[email protected]
+        with:
+          distribution: 'zulu'
+          java-version: '8'
+      - name: Setup Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          cache-read-only: false
+      - name: Auth on snapshot repository
+        run: |
+          mkdir -p ${HOME}/.m2
+          echo "<settings>
+            <servers>
+              <server>
+                <id>apache.snapshots.https</id>
+                <username>${{ secrets.NEXUS_USER }}</username>
+                <password>${{ secrets.NEXUS_PW }}</password>
+              </server>
+            </servers>
+          </settings>" > ${HOME}/.m2/settings.xml
+      - name: run Publish script
+        uses: ./.github/actions/gradle-command-self-hosted-action
+        with:
+          gradle-command: publish
+          arguments: -Ppublishing -PskipCheckerFramework -PisNightly

buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy

@@ -431,7 +431,9 @@ class BeamModulePlugin implements Plugin<Project> {
   def isRelease(Project project) {
     return parseBooleanProperty(project, 'isRelease');
   }
-
+  def isNightly(Project project) {
+    return parseBooleanProperty(project, 'isNightly');
+  }
   /**
    * Parses -Pprop as true for use as a flag, and otherwise uses Groovy's toBoolean
    */
@@ -458,10 +460,14 @@ class BeamModulePlugin implements Plugin<Project> {
 
     project.ext.mavenGroupId = 'org.apache.beam'
 
-    // Automatically use the official release version if we are performing a release
-    // otherwise append '-SNAPSHOT'
-    project.version = '2.51.0'
-    if (!isRelease(project)) {
+    if (isRelease(project) && isNightly(project)) {
+      throw new GradleException("Cannot specify both -PisRelease and -PisNightly properties")
+    }
+    if (isNightly(project)) {
+      Date date = new Date()
+      project.version += "-" + date.format('yyyyMMdd')
+    }
+    else if (!isRelease(project)) {
       project.version += '-SNAPSHOT'
     }