Make bwc increments on X.Y and main branches.

Signed-off-by: dblock <dblock@amazon.com>

Author: dblock

.github/workflows/version.yml

@@ -17,6 +17,7 @@ jobs:
           TAG=$(echo "${GITHUB_REF#refs/*/}")
           CURRENT_VERSION_ARRAY=($(echo "$TAG" | tr . '\n'))
           BASE=$(IFS=. ; echo "${CURRENT_VERSION_ARRAY[*]:0:2}")
+          BASE_X=$(IFS=. ; echo "${CURRENT_VERSION_ARRAY[*]:0:1}.x")
           CURRENT_VERSION=$(IFS=. ; echo "${CURRENT_VERSION_ARRAY[*]:0:3}")
           CURRENT_VERSION_UNDERSCORE=$(IFS=_ ; echo "V_${CURRENT_VERSION_ARRAY[*]:0:3}")
           CURRENT_VERSION_ARRAY[2]=$((CURRENT_VERSION_ARRAY[2]+1))
@@ -25,6 +26,7 @@ jobs:
           NEXT_VERSION_ID=$(IFS=0 ; echo "${CURRENT_VERSION_ARRAY[*]:0:3}99")
           echo "TAG=$TAG" >> $GITHUB_ENV
           echo "BASE=$BASE" >> $GITHUB_ENV
+          echo "BASE_X=$BASE_X" >> $GITHUB_ENV
           echo "CURRENT_VERSION=$CURRENT_VERSION" >> $GITHUB_ENV
           echo "CURRENT_VERSION_UNDERSCORE=$CURRENT_VERSION_UNDERSCORE" >> $GITHUB_ENV
           echo "NEXT_VERSION=$NEXT_VERSION" >> $GITHUB_ENV
@@ -33,7 +35,7 @@ jobs:
       - uses: actions/checkout@v2
         with:
           ref: ${{ env.BASE }}
-      - name: Increment Version
+      - name: Increment Patch Version
         run: |
           echo Incrementing $CURRENT_VERSION to $NEXT_VERSION
           echo "  - \"$CURRENT_VERSION\"" >> .ci/bwcVersions
@@ -45,8 +47,49 @@ jobs:
         uses: peter-evans/create-pull-request@v3
         with:
           base: ${{ env.BASE }}
+          branch: 'create-pull-request/patch-${{ env.BASE }}'
           commit-message: Incremented version to ${{ env.NEXT_VERSION }}
           delete-branch: true
           title: '[AUTO] Incremented version to ${{ env.NEXT_VERSION }}.'
           body: |
             I've noticed that a new tag ${{ env.TAG }} was pushed, and incremented the version from ${{ env.CURRENT_VERSION }} to ${{ env.NEXT_VERSION }}.
+
+      - uses: actions/checkout@v2
+        with:
+          ref: ${{ env.BASE_X }}
+      - name: Add bwc version to .X branch
+        run: |
+          echo Adding bwc version $NEXT_VERSION after $CURRENT_VERSION
+          sed -i "s/- \"$CURRENT_VERSION\"/\0\n  - \"$NEXT_VERSION\"/g" .ci/bwcVersions
+          echo Adding $NEXT_VERSION_UNDERSCORE after $CURRENT_VERSION_UNDERSCORE
+          sed -i "s/public static final Version $CURRENT_VERSION_UNDERSCORE = new Version(\([[:digit:]]\+\)\(.*\));/\0\n    public static final Version $NEXT_VERSION_UNDERSCORE = new Version($NEXT_VERSION_ID\2);/g" server/src/main/java/org/opensearch/Version.java
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v3
+        with:
+          base: ${{ env.BASE_X }}
+          branch: 'create-pull-request/patch-${{ env.BASE_X }}'
+          commit-message: Added bwc version ${{ env.NEXT_VERSION }}
+          delete-branch: true
+          title: '[AUTO] [${{ env.BASE_X }}] Added bwc version ${{ env.NEXT_VERSION }}.'
+          body: |
+            I've noticed that a new tag ${{ env.TAG }} was pushed, and added a bwc version ${{ env.NEXT_VERSION }}.
+
+      - uses: actions/checkout@v2
+        with:
+          ref: main
+      - name: Add bwc version to main branch
+        run: |
+          echo Adding bwc version $NEXT_VERSION after $CURRENT_VERSION
+          sed -i "s/- \"$CURRENT_VERSION\"/\0\n  - \"$NEXT_VERSION\"/g" .ci/bwcVersions
+          echo Adding $NEXT_VERSION_UNDERSCORE after $CURRENT_VERSION_UNDERSCORE
+          sed -i "s/public static final Version $CURRENT_VERSION_UNDERSCORE = new Version(\([[:digit:]]\+\)\(.*\));/\0\n    public static final Version $NEXT_VERSION_UNDERSCORE = new Version($NEXT_VERSION_ID\2);/g" server/src/main/java/org/opensearch/Version.java
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v3
+        with:
+          base: main
+          branch: 'create-pull-request/patch-main'
+          commit-message: Added bwc version ${{ env.NEXT_VERSION }}
+          delete-branch: true
+          title: '[AUTO] [main] Added bwc version ${{ env.NEXT_VERSION }}.'
+          body: |
+            I've noticed that a new tag ${{ env.TAG }} was pushed, and added a bwc version ${{ env.NEXT_VERSION }}.