[Backport 2.x] Decoupling Snapshots for v2.6.0

.github/workflows/maven-publish.yml

@@ -0,0 +1,38 @@
+name: Publish snapshots to maven
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+      - '1.3'
+      - 2.x
+
+jobs:
+  build-and-publish-snapshots:
+    runs-on: ubuntu-latest
+
+    permissions:
+      id-token: write
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          java-version: 11
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          role-to-assume: ${{ secrets.PUBLISH_SNAPSHOTS_ROLE }}
+          aws-region: us-east-1
+
+      - name: Publish snapshots to maven
+        run: |
+          export SONATYPE_USERNAME=$(aws secretsmanager get-secret-value --secret-id maven-snapshots-username --query SecretString --output text)
+          export SONATYPE_PASSWORD=$(aws secretsmanager get-secret-value --secret-id maven-snapshots-password --query SecretString --output text)
+          echo "::add-mask::$SONATYPE_USERNAME"
+          echo "::add-mask::$SONATYPE_PASSWORD"
+          ./gradlew opensearch-job-scheduler-spi:publishAllPublicationsToSnapshotsRepository && ./gradlew publishPluginZipPublicationToSnapshotsRepository

build.gradle

@@ -128,6 +128,16 @@ publishing {
             }
         }
     }
+    repositories {
+        maven {
+            name = "Snapshots" //  optional target repository name
+            url = "https://aws.oss.sonatype.org/content/repositories/snapshots"
+            credentials {
+                username "$System.env.SONATYPE_USERNAME"
+                password "$System.env.SONATYPE_PASSWORD"
+            }
+        }
+    }
 }
 
 repositories {

spi/build.gradle

@@ -110,6 +110,14 @@ publishing {
             name = 'staging'
             url = "${rootProject.buildDir}/local-staging-repo"
         }
+        maven {
+            name = "Snapshots" //  optional target repository name
+            url = "https://aws.oss.sonatype.org/content/repositories/snapshots"
+            credentials {
+                username "$System.env.SONATYPE_USERNAME"
+                password "$System.env.SONATYPE_PASSWORD"
+            }
+        }
     }
     publications {
         shadow(MavenPublication) { publication ->