Implementing Redis DB support for ballerina persist feature

.gitattributes

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+#
+# https://help.github.com/articles/dealing-with-line-endings/
+#
+# Linux start script should use lf
+/gradlew        text eol=lf
+
+# These are Windows script files and should use crlf
+*.bat           text eol=crlf
+
+# These are Windows java files and should use lf
+*.java          text eol=lf

.github/pull_request_template.md

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+## Purpose
+
+Fixes:
+
+## Examples
+
+## Checklist
+- [ ] Linked to an issue
+- [ ] Updated the specification
+- [ ] Updated the changelog
+- [ ] Added tests
+- [ ] Checked native-image compatibility

.github/workflows/build-timestamped-master.yml

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+name: Build
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+      - 2201.[0-9]+.x
+    paths-ignore:
+      - 'load-tests/**'
+      - '*.md'
+      - 'docs/**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'ballerina-platform'
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Change to Timestamped Version
+        run: |
+          initialVersion=$((grep -w 'version' | cut -d= -f2) < gradle.properties )
+          echo "Initial_Version=$initialVersion" >> $GITHUB_ENV
+          startTime=$(TZ="Asia/Kolkata" date +'%Y%m%d-%H%M00')
+          latestCommit=$(git log -n 1 --pretty=format:"%h")
+          VERSION=$((grep -w 'version' | cut -d= -f2) < gradle.properties | rev | cut --complement -d- -f1 | rev)
+          updatedVersion=$VERSION-$startTime-$latestCommit
+          echo $updatedVersion
+          sed -i "s/version=\(.*\)/version=$updatedVersion/g" gradle.properties
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          publishUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          publishPAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          ./gradlew clean build publishAllPublicationsToGitHubPackagesRepository --scan --no-daemon
+      - name: Generate CodeCov Report
+        uses: codecov/codecov-action@v2
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: ballerina-runtime
+          path: target/ballerina-runtime/
+      - name: Revert to SNAPSHOT Version
+        run: |
+          echo "version=${{ env.Initial_Version }}"
+          sed -i "s/version=\(.*\)/version=${{ env.Initial_Version }}/g" gradle.properties
+      - name: Publish to Nexus
+        env:
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          nexusUser: ${{ secrets.NEXUS_USERNAME }}
+          nexusPassword: ${{ secrets.NEXUS_PASSWORD }}
+        run: |
+          ./gradlew clean publishMavenJavaPublicationToWSO2NexusRepository -x test --scan --no-daemon

.github/workflows/build-with-bal-test-graalvm.yml

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+name: GraalVM Check
+
+on:
+  workflow_dispatch:
+    inputs:
+      lang_tag:
+        description: Branch/Release Tag of the Ballerina Lang
+        required: true
+        default: master
+      lang_version:
+        description: Ballerina Lang Version (If given ballerina lang buid will be skipped)
+        required: false
+        default: ''
+      native_image_options:
+        description: Default native-image options
+        required: false
+        default: ''
+  schedule:
+    - cron: '30 18 * * *'
+  pull_request:
+    branches:
+      - main
+    types: [ opened, synchronize, reopened, labeled, unlabeled ]
+
+concurrency:
+    group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.run_id }}
+    cancel-in-progress: true
+
+jobs:
+  call_stdlib_workflow:
+    name: Run StdLib Workflow
+    if: ${{ github.event_name != 'schedule' || (github.event_name == 'schedule' && github.repository_owner == 'ballerina-platform') }}
+    uses: ballerina-platform/ballerina-standard-library/.github/workflows/build-with-bal-test-graalvm-template.yml@main
+    with:
+      lang_tag: ${{ inputs.lang_tag }}
+      lang_version: ${{ inputs.lang_version }}
+      native_image_options: '-J-Xmx7G ${{ inputs.native_image_options }}'
+      additional_windows_build_flags: '-x test'
+    steps:
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew

.github/workflows/central-publish.yml

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+name: Publish to the Ballerina central
+
+on:
+  workflow_dispatch:
+    inputs:
+      environment:
+        type: choice
+        description: Select environment
+        required: true
+        options:
+          - CENTRAL
+          - DEV CENTRAL
+          - STAGE CENTRAL
+
+jobs:
+  publish-release:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'ballerina-platform'
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ github.actor }}
+          packagePAT: ${{ secrets.GITHUB_TOKEN }}
+        run: ./gradlew build -x check -x test
+      - name: Create lib directory if not exists
+        run: mkdir -p ballerina/lib
+      - name: Run Trivy vulnerability scanner
+        uses: aquasecurity/trivy-action@master
+        with:
+          scan-type: 'rootfs'
+          scan-ref: '/github/workspace/ballerina/lib'
+          format: 'table'
+          timeout: '10m0s'
+          exit-code: '1'
+
+      - name: Ballerina Central Push
+        if: ${{ github.event.inputs.environment == 'CENTRAL' }}
+        env:
+          BALLERINA_DEV_CENTRAL: false
+          BALLERINA_STAGE_CENTRAL: false
+          BALLERINA_CENTRAL_ACCESS_TOKEN: ${{ secrets.BALLERINA_CENTRAL_ACCESS_TOKEN }}
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          ./gradlew clean build -PpublishToCentral=true
+
+      - name: Ballerina Central Dev Push
+        if: ${{ github.event.inputs.environment == 'DEV CENTRAL' }}
+        env:
+          BALLERINA_DEV_CENTRAL: true
+          BALLERINA_STAGE_CENTRAL: false
+          BALLERINA_CENTRAL_ACCESS_TOKEN: ${{ secrets.BALLERINA_CENTRAL_DEV_ACCESS_TOKEN }}
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          sed -i 's/version=\(.*\)-SNAPSHOT/version=\1/g' gradle.properties
+          ./gradlew clean build -PpublishToCentral=true
+
+      - name: Ballerina Central Stage Push
+        if: ${{ github.event.inputs.environment == 'STAGE CENTRAL' }}
+        env:
+          BALLERINA_DEV_CENTRAL: false
+          BALLERINA_STAGE_CENTRAL: true
+          BALLERINA_CENTRAL_ACCESS_TOKEN: ${{ secrets.BALLERINA_CENTRAL_STAGE_ACCESS_TOKEN }}
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          sed -i 's/version=\(.*\)-SNAPSHOT/version=\1/g' gradle.properties
+          ./gradlew clean build -PpublishToCentral=true

.github/workflows/publish-release.yml

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+name: Publish release
+
+on:
+  workflow_dispatch:
+  repository_dispatch:
+    types: [ stdlib-release-pipeline ]
+
+jobs:
+  publish-release:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'ballerina-platform'
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ github.actor }}
+          packagePAT: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          git config --global user.name ${{ secrets.BALLERINA_BOT_USERNAME }}
+          git config --global user.email ${{ secrets.BALLERINA_BOT_EMAIL }}
+          ./gradlew build -x check -x test
+      - name: Create lib directory if not exists
+        run: mkdir -p ballerina/lib
+      - name: Run Trivy vulnerability scanner
+        uses: aquasecurity/trivy-action@master
+        with:
+          scan-type: 'rootfs'
+          scan-ref: '/github/workspace/ballerina/lib'
+          format: 'table'
+          timeout: '10m0s'
+          exit-code: '1'
+      - name: Set version env variable
+        run: echo "VERSION=$((grep -w 'version' | cut -d= -f2) < gradle.properties | rev | cut --complement -d- -f1 | rev)" >> $GITHUB_ENV
+      - name: Pre release dependency version update
+        env:
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+        run: |
+          echo "Version: ${VERSION}"
+          git checkout -b release-${VERSION}
+          sed -i 's/ballerinaLangVersion=\(.*\)-SNAPSHOT/ballerinaLangVersion=\1/g' gradle.properties
+          sed -i 's/ballerinaLangVersion=\(.*\)-[0-9]\{8\}-[0-9]\{6\}-.*$/ballerinaLangVersion=\1/g' gradle.properties
+          sed -i 's/stdlib\(.*\)=\(.*\)-SNAPSHOT/stdlib\1=\2/g' gradle.properties
+          sed -i 's/stdlib\(.*\)=\(.*\)-[0-9]\{8\}-[0-9]\{6\}-.*$/stdlib\1=\2/g' gradle.properties
+          sed -i 's/observe\(.*\)=\(.*\)-SNAPSHOT/observe\1=\2/g' gradle.properties
+          sed -i 's/observe\(.*\)=\(.*\)-[0-9]\{8\}-[0-9]\{6\}-.*$/observe\1=\2/g' gradle.properties
+          git add gradle.properties
+          git commit -m "Move dependencies to stable version" || echo "No changes to commit"
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+      - name: Publish artifact
+        env:
+          BALLERINA_CENTRAL_ACCESS_TOKEN: ${{ secrets.BALLERINA_CENTRAL_ACCESS_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          publishUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          publishPAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          nexusUser: ${{ secrets.NEXUS_USERNAME }}
+          nexusPassword: ${{ secrets.NEXUS_PASSWORD }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          ./gradlew clean release -Prelease.useAutomaticVersion=true
+          ./gradlew -Pversion=${VERSION} publish -x test -PpublishToCentral=true
+      - name: GitHub Release and Release Sync PR
+        env:
+          GITHUB_TOKEN: ${{ secrets.BALLERINA_BOT_TOKEN }}
+        run: |
+          gh release create v$VERSION --title "module-ballerinax-persist.redis-v$VERSION"
+          gh pr create --title "[Automated] Sync main after $VERSION release" --body "Sync main after $VERSION release"

.github/workflows/publish-snapshot-nexus.yml

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+name: Publish Snapshot to Nexus
+
+on:
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'ballerina-platform'
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ secrets.BALLERINA_BOT_USERNAME }}
+          packagePAT: ${{ secrets.BALLERINA_BOT_TOKEN }}
+          nexusUser: ${{ secrets.NEXUS_USERNAME }}
+          nexusPassword: ${{ secrets.NEXUS_PASSWORD }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: |
+          ./gradlew build publishMavenJavaPublicationToWSO2NexusRepository --scan --no-daemon

.github/workflows/pull-request.yml

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+name: PR build
+
+on:
+  pull_request:
+    branches:
+      - main
+      - 2201.[0-9]+.x
+
+jobs:
+  ubuntu-build:
+    name: Build on Ubuntu
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Give execute permission to gradlew
+        run: chmod +x ./gradlew
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ github.actor }}
+          packagePAT: ${{ secrets.GITHUB_TOKEN }}
+          CLIENT_ID: ${{ secrets.CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.CLIENT_SECRET }}
+          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
+        run: ./gradlew build
+      - name: Generate Codecov Report
+        uses: codecov/codecov-action@v2
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+  windows-build:
+    name: Build on Windows
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          distribution: 'temurin'
+          java-version: 17.0.7
+      - name: Build with Gradle
+        env:
+          packageUser: ${{ github.actor }}
+          packagePAT: ${{ secrets.GITHUB_TOKEN }}
+        run: ./gradlew.bat build -x test
+        # Disabling tests because no docker in git-action windows