DEBUG Redshift: Some network diagnostic

Author: KSDaemon

.github/workflows/drivers-tests.yml

@@ -353,6 +353,26 @@ jobs:
         if: |
           env.DRIVERS_TESTS_ATHENA_CUBEJS_AWS_KEY != '' && matrix.database == 'snowflake-export-bucket-s3-via-storage-integration-iam-roles'
 
+      - name: Network diagnostics for Redshift
+        if: startsWith(matrix.database, 'redshift')
+        run: |
+          echo "=== Network diagnostics for Redshift ==="
+          echo "Running DNS lookup for Redshift host..."
+          nslookup ${DRIVERS_TESTS_CUBEJS_DB_REDSHIFT_HOST} || true
+          echo ""
+          echo "Running ping test (3 packets)..."
+          ping -c 3 ${DRIVERS_TESTS_CUBEJS_DB_REDSHIFT_HOST} || true
+          echo ""
+          echo "Checking connectivity to Redshift port..."
+          timeout 5 bash -c "</dev/tcp/${DRIVERS_TESTS_CUBEJS_DB_REDSHIFT_HOST}/5439" && echo "Port 5439 is reachable" || echo "Port 5439 is not reachable"
+          echo ""
+          echo "GitHub Runner IP address:"
+          curl -s https://api.ipify.org
+          echo ""
+          echo "=== End network diagnostics ==="
+        env:
+          DRIVERS_TESTS_CUBEJS_DB_REDSHIFT_HOST: ${{ secrets.DRIVERS_TESTS_CUBEJS_DB_REDSHIFT_HOST }}
+
       - name: Run tests
         uses: nick-fields/retry@v3
         # It's enough to test for any one secret because they are set all at once or not set all
@@ -364,6 +384,9 @@ jobs:
           DRIVERS_TESTS_CUBEJS_TRANSPILATION_NATIVE: false
           DRIVERS_TESTS_CUBEJS_TESSERACT_SQL_PLANNER: ${{ (github.event_name == 'workflow_dispatch' && github.event.inputs.use_tesseract_sql_planner) || matrix.use_tesseract_sql_planner }}
 
+          # Enable debugging for pg driver for Redshift tests
+          DEBUG: ${{ startsWith(matrix.database, 'redshift') && 'pg:*' || 'testcontainers' }}
+
           # Athena
           DRIVERS_TESTS_ATHENA_CUBEJS_AWS_KEY: ${{ secrets.DRIVERS_TESTS_ATHENA_CUBEJS_AWS_KEY }}
           DRIVERS_TESTS_ATHENA_CUBEJS_AWS_SECRET: ${{ secrets.DRIVERS_TESTS_ATHENA_CUBEJS_AWS_SECRET }}