[GHA-Build] Placeholders for clearing S3 caches in the builds

.github/workflows/gh-hosted-eclipse-distro-build.yml

@@ -90,6 +90,17 @@ jobs:
           aws s3 rm s3://dist.springsource.com/${dist_path} --recursive --exclude "*" --include "spring-tool-suite-4*linux*.tar.gz*" --exclude "*/*"
           echo "Uploading new Linux .ta.gz files to s3..."
           aws s3 cp . s3://dist.springsource.com/${dist_path} --recursive --exclude "*" --include "spring-tool-suite-4*linux*.tar.gz*" --exclude "*/*" --acl public-read --no-progress
+      - name: Clear S3 Caches for P2 Repo
+        if: ${{ inputs.build_type != 'snapshot' }}
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.TOOLS_S3_ACCESS_KEY }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.TOOLS_S3_SECRET_KEY  }}
+          AWS_DEFAULT_REGION: us-east-1
+          CLOUDFLARE_ZONE_ID: ${{ secrets.CLOUDFLARE_ZONE_ID }}
+          CLOUDFLARE_CACHE_TOKEN: ${{ secrets.CLOUDFLARE_CACHE_TOKEN }}
+        run: |
+          dist_path=`cat ${{ github.workspace }}/eclipse-distribution/org.springframework.boot.ide.product.${{ inputs.eclipse_profile }}/target/s3-p2-repo-dist-path.txt`
+          echo $dist_path
       - name: Update Nightly Distro Downloads page
         if: ${{ inputs.build_type == 'snapshot' && always() }}
         env:
@@ -280,6 +291,24 @@ jobs:
     if: ${{ always() }}
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
+        with:
+          sparse-checkout: |
+            .github
+      - uses: actions/download-artifact@cbed621e49e4c01b044d60f6c80ea4ed6328b281
+        with:
+          name: s3-dist-path-${{ github.run_id }}.${{ github.run_attempt }}
+      - name: Clear S3 Caches for Distros
+        if: ${{ inputs.build_type != 'snapshot' }}
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.TOOLS_S3_ACCESS_KEY }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.TOOLS_S3_SECRET_KEY  }}
+          AWS_DEFAULT_REGION: us-east-1
+          CLOUDFLARE_ZONE_ID: ${{ secrets.CLOUDFLARE_ZONE_ID }}
+          CLOUDFLARE_CACHE_TOKEN: ${{ secrets.CLOUDFLARE_CACHE_TOKEN }}
+        run: |
+          dist_path=`cat s3-dist-path.txt`
+          echo $dist_path
       - name: Remove Temp Build Artifacts from S3
         id: cleanup-s3-temp-storage
         env: