[rb][py][dotnet][java][js] move logic for reruns and collecting logs into separate scripts

.github/workflows/bazel.yml

@@ -192,25 +192,24 @@ jobs:
           MSYS2_ARG_CONV_EXCL: "*"
         run: |
           mkdir -p build
-          ${{ inputs.run }} 2>&1 | tee build/bazel-console.log
-      - name: Parse Bazel log for failures
+          {
+            ${{ inputs.run }}
+          } 2>&1 | tee build/bazel-console.log
+      - name: Rerun failures with debug
         if: always()
         shell: bash
-        run: |
-          awk '
-            /PASSED in/ {n=0; delete a; next}
-            /FAILED in/ {a[++n]=$1}
-            END {for (i=1; i<=n; i++) print a[i]}
-          ' build/bazel-console.log > build/bazel-failures.txt
-      - name: Rerun failures with debug
-        if: failure() && inputs.rerun-with-debug
+        run: ./scripts/github-actions/rerun-failures.sh '${{ inputs.run }}' '${{ inputs.rerun-with-debug }}'
+      - name: Collect failed test logs
+        if: failure()
         shell: bash
-        run: |
-          if [ -s build/bazel-failures.txt ]; then
-            base_cmd=$(echo "${{ inputs.run }}" | sed 's| //[^ ]*||g')
-            targets=$(cat build/bazel-failures.txt | tr '\n' ' ')
-            $base_cmd --test_env=SE_DEBUG=true --flaky_test_attempts=1 $targets
-          fi
+        run: ./scripts/github-actions/collect-test-logs.sh
+      - name: Upload failed test logs
+        if: failure()
+        uses: actions/upload-artifact@v5
+        with:
+          name: test-logs-${{ inputs.os }}-${{ inputs.name }}-${{ inputs.browser }}
+          retention-days: 7
+          path: build/failures/**
       - name: Start SSH session
         if: failure() && runner.debug == '1'
         uses: mxschmitt/action-tmate@v3
@@ -229,15 +228,6 @@ jobs:
         if: ${{ always() && inputs.artifact-name != 'ignore-artifacts' }}
         run: |
           git diff > changes.patch
-      - name: "Upload test logs"
-        if: failure()
-        uses: actions/upload-artifact@v5
-        with:
-          name: test-logs-${{ inputs.os }}-${{ inputs.name }}-${{ inputs.browser }}
-          retention-days: 7
-          path: |
-            bazel-testlogs/**/*.log
-            build/bazel-failures.txt
       - name: "Upload changes"
         if: ${{ always() && inputs.artifact-name != 'ignore-artifacts' }}
         uses: actions/upload-artifact@v4

scripts/github-actions/collect-test-logs.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+# Collects failed test logs from Bazel testlogs directory
+# Reads targets from build/failures/_run2.txt if present, otherwise _run1.txt
+
+set -euxo pipefail
+
+TESTLOGS_ROOT=$(bazel info bazel-testlogs)
+
+LIST_FILE=""
+if [ -s build/failures/_run2.txt ]; then
+  LIST_FILE="build/failures/_run2.txt"
+elif [ -s build/failures/_run1.txt ]; then
+  LIST_FILE="build/failures/_run1.txt"
+else
+  exit 0
+fi
+
+echo "Failures to collect from $LIST_FILE:"
+cat "$LIST_FILE"
+
+while IFS= read -r target; do
+  [ -z "$target" ] && continue
+
+  # Convert //path/to:target to path/to/target
+  rel_path=$(tr ':' '/' <<< "${target#//}")
+
+  log_source="$TESTLOGS_ROOT/${rel_path}/test.log"
+
+  if [ -f "$log_source" ]; then
+    # Convert path separators to underscores for safe filename
+    safe_name="${target#//}"
+    safe_name="${safe_name//[\/:]/_}"
+    echo "Copying log for $target..."
+    cp "$log_source" "build/failures/${safe_name}.log"
+  else
+    echo "Warning: No log found for $target at $log_source" >&2
+  fi
+done < "$LIST_FILE"

scripts/github-actions/rerun-failures.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+# Parse Bazel console log for failures and optionally rerun with debug.
+
+set -euo pipefail
+
+RUN_CMD="${1:-}"
+RERUN_WITH_DEBUG="${2:-false}"
+
+mkdir -p build/failures
+awk '$1 ~ /^\/\// && $2 ~ /(FAILED|TIMEOUT|INCOMPLETE)/ && $3 == "in" { print $1 }' build/bazel-console.log > build/failures/_run1.txt
+
+if [ "$RERUN_WITH_DEBUG" != "true" ]; then
+  exit 0
+fi
+
+if [ ! -s build/failures/_run1.txt ]; then
+  echo "No failed tests to rerun."
+  exit 0
+fi
+
+base_cmd=$(echo "$RUN_CMD" | sed 's| //[^ ]*||g')
+targets=$(tr '\n' ' ' < build/failures/_run1.txt)
+echo "Rerunning tests: $base_cmd --test_env=SE_DEBUG=true --flaky_test_attempts=1 $targets"
+set +e
+{
+  $base_cmd --test_env=SE_DEBUG=true --flaky_test_attempts=1 $targets
+} 2>&1 | tee build/bazel-console2.log
+status=$?
+set -e
+awk '$1 ~ /^\/\// && $2 ~ /FAILED/ && $3 == "in" { print $1 }' build/bazel-console2.log > build/failures/_run2.txt
+exit $status