Sync upstream v1.5.54

.bazelrc

@@ -66,6 +66,12 @@ build --copt=-Wno-deprecated-declarations
 build --copt=-Wno-return-type
 build --copt=-Wno-unused-but-set-parameter
 
+# Automatically apply build:macos on macOS, build:linux on Linux, etc.
+build --enable_platform_specific_config
+
+# Clang 17+ warns on GoogleSQL code; GCC doesn't recognize this flag.
+build:macos --copt=-Wno-missing-template-arg-list-after-template-kw
+
 # =============================================================================
 # 5. TEST SETTINGS
 # =============================================================================

.circleci/config.yml

@@ -0,0 +1,371 @@
+version: 2.1
+
+executors:
+  linux:
+    machine:
+      image: ubuntu-2404:current
+    resource_class: xlarge
+  macos:
+    macos:
+      xcode: "26.4.0"
+    resource_class: m4pro.large
+
+commands:
+  install-bazelisk:
+    steps:
+      - run:
+          name: Install Bazelisk
+          command: |
+            if [[ "$(uname)" == "Darwin" ]]; then
+              brew install bazelisk
+            else
+              sudo curl -fsSL https://github.com/bazelbuild/bazelisk/releases/latest/download/bazelisk-linux-amd64 \
+                -o /usr/local/bin/bazel
+              sudo chmod +x /usr/local/bin/bazel
+            fi
+            bazel --version
+
+  restore-bazel-cache:
+    parameters:
+      platform:
+        type: string
+    steps:
+      - restore_cache:
+          keys:
+            - bazel-v1-<< parameters.platform >>-{{ checksum "WORKSPACE" }}-{{ checksum ".bazelversion" }}
+            - bazel-v1-<< parameters.platform >>-{{ checksum "WORKSPACE" }}
+            - bazel-v1-<< parameters.platform >>-
+      - run:
+          name: Prune large files from Bazel disk cache
+          command: |
+            CACHE_DIR=/tmp/bazel-disk-cache
+            if [[ -d "$CACHE_DIR" ]]; then
+              echo "Disk cache before prune: $(du -sh "$CACHE_DIR" | cut -f1)"
+              # Delete cached files over 100MB. These are linked test binaries
+              # that dominate cache size (~38GB) but are fast to re-link.
+              # Small compilation outputs (.o/.a ~1.7GB) are expensive to
+              # rebuild and are preserved.
+              find "$CACHE_DIR" -type f -size +100M -delete
+              echo "Disk cache after prune: $(du -sh "$CACHE_DIR" | cut -f1)"
+            fi
+
+  save-bazel-cache:
+    parameters:
+      platform:
+        type: string
+    steps:
+      - save_cache:
+          key: bazel-v1-<< parameters.platform >>-{{ checksum "WORKSPACE" }}-{{ checksum ".bazelversion" }}-{{ epoch }}
+          paths:
+            - /tmp/bazel-disk-cache
+
+  install-gcloud:
+    steps:
+      - run:
+          name: Install gcloud CLI
+          command: |
+            if [[ "$(uname)" == "Darwin" ]]; then
+              brew install --cask google-cloud-sdk
+            else
+              sudo apt-get update && sudo apt-get install -y apt-transport-https ca-certificates gnupg curl
+              curl -fsSL https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo gpg --dearmor -o /usr/share/keyrings/cloud.google.gpg
+              echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] https://packages.cloud.google.com/apt cloud-sdk main" | \
+                sudo tee /etc/apt/sources.list.d/google-cloud-sdk.list
+              sudo apt-get update && sudo apt-get install -y google-cloud-cli
+            fi
+            echo "export GCLOUD_DIR=$(dirname $(which gcloud))" >> "$BASH_ENV"
+            gcloud --version
+
+  authenticate-gcloud:
+    steps:
+      - run:
+          name: Authenticate gcloud
+          command: |
+            echo "${OPS_GCLOUD_CREDS}" > /tmp/gcloud-key.json
+            gcloud auth activate-service-account --key-file=/tmp/gcloud-key.json
+            rm /tmp/gcloud-key.json
+
+  package-and-upload:
+    parameters:
+      platform:
+        type: string
+    steps:
+      - run:
+          name: Package binaries into tarball
+          command: |
+            version="${CIRCLE_TAG#v}"
+            if [[ "$(uname)" == "Darwin" ]]; then
+              host_os="darwin"
+              host_arch="arm64"
+            else
+              host_os="linux"
+              host_arch="amd64"
+            fi
+            tarball="spanner-emulator-v${version}-${host_os}-${host_arch}.tgz"
+
+            mkdir -p /tmp/release-staging
+            cp bazel-bin/binaries/emulator_main /tmp/release-staging/
+            cp bazel-bin/binaries/gateway_main_/gateway_main /tmp/release-staging/
+            tar -czf "/tmp/${tarball}" -C /tmp/release-staging .
+
+            echo "export TARBALL=/tmp/${tarball}" >> "$BASH_ENV"
+            echo "export GCS_PATH=gs://fs-build-ci-public/spanner-emulator/v${version}/${tarball}" >> "$BASH_ENV"
+      - run:
+          name: Upload tarball to GCS
+          command: |
+            gsutil cp "${TARBALL}" "${GCS_PATH}"
+            echo "Uploaded: ${GCS_PATH}"
+
+  free-disk-space:
+    steps:
+      - run:
+          name: Free disk space
+          command: |
+            echo "Disk usage before cleanup:"
+            df -h /
+
+            # Purge APFS snapshots and purgeable space (~30-70 GB)
+            # This reclaims the gap between "used + avail" and total disk size.
+            sudo tmutil deletelocalsnapshots / 2>/dev/null || true
+            sudo tmutil thinlocalsnapshots / 999999999999 2>/dev/null || true
+
+            # Remove simulators and device platforms (~10+ GB)
+            sudo rm -rf /Library/Developer/CoreSimulator
+            sudo rm -rf /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform
+            sudo rm -rf /Applications/Xcode.app/Contents/Developer/Platforms/WatchOS.platform
+            sudo rm -rf /Applications/Xcode.app/Contents/Developer/Platforms/AppleTVOS.platform
+            sudo rm -rf /Applications/Xcode.app/Contents/Developer/Platforms/XROS.platform
+
+            # Remove Xcode caches and device support files (~5-40 GB)
+            rm -rf ~/Library/Developer/Xcode/DerivedData
+            rm -rf ~/Library/Developer/Xcode/iOS\ DeviceSupport
+            rm -rf ~/Library/Developer/Xcode/WatchOS\ DeviceSupport
+            rm -rf ~/Library/Developer/Xcode/tvOS\ DeviceSupport
+            rm -rf ~/Library/Developer/Xcode/Archives
+
+            # Remove Swift/DocC toolchains and documentation we don't need
+            sudo rm -rf /Library/Developer/Toolchains
+            rm -rf ~/Library/Developer/Shared/Documentation
+
+            echo "Disk usage after cleanup:"
+            df -h /
+
+  clean-homebrew-cache:
+    steps:
+      - run:
+          name: Clean Homebrew cache
+          command: |
+            brew cleanup --prune=all 2>/dev/null || true
+            rm -rf ~/Library/Caches/Homebrew
+            echo "Disk usage after Homebrew cleanup:"
+            df -h /
+
+  collect-test-results:
+    steps:
+      - run:
+          name: Collect test results
+          when: always
+          command: |
+            mkdir -p /tmp/test-results
+            testlogs_dir="$(bazel info bazel-testlogs 2>/dev/null)" || true
+            if [[ -d "${testlogs_dir}" ]]; then
+              find "${testlogs_dir}" -name "test.xml" | while read -r xml; do
+                rel="${xml#${testlogs_dir}/}"
+                target_name="$(echo "${rel}" | sed 's|/test.xml$||' | tr '/' '_')"
+                cp "${xml}" "/tmp/test-results/${target_name}.xml"
+              done
+            fi
+      - store_test_results:
+          path: /tmp/test-results
+      - store_artifacts:
+          path: /tmp/test-results
+          destination: test-results
+
+jobs:
+  build-linux:
+    executor: linux
+    steps:
+      - checkout
+      - install-bazelisk
+      - install-gcloud
+      - restore-bazel-cache:
+          platform: linux
+      - run:
+          name: Build all targets
+          command: |
+            bazel build \
+              --disk_cache=/tmp/bazel-disk-cache \
+              -- ... -third_party/...
+          no_output_timeout: 30m
+      - save-bazel-cache:
+          platform: linux
+
+  test-linux:
+    executor: linux
+    steps:
+      - checkout
+      - install-bazelisk
+      - install-gcloud
+      - restore-bazel-cache:
+          platform: linux
+      - run:
+          name: Run all tests
+          command: |
+            bazel test \
+              --disk_cache=/tmp/bazel-disk-cache \
+              --test_output=errors \
+              -- ... -third_party/...
+          no_output_timeout: 30m
+      - collect-test-results
+
+  build-macos:
+    executor: macos
+    steps:
+      - checkout
+      - free-disk-space
+      - install-bazelisk
+      - install-gcloud
+      - clean-homebrew-cache
+      - restore-bazel-cache:
+          platform: macos
+      - run:
+          name: Build all targets
+          command: |
+            bazel build \
+              --disk_cache=/tmp/bazel-disk-cache \
+              -- ... -third_party/...
+          no_output_timeout: 30m
+      - save-bazel-cache:
+          platform: macos
+
+  test-macos:
+    executor: macos
+    steps:
+      - checkout
+      - free-disk-space
+      - install-bazelisk
+      - install-gcloud
+      - clean-homebrew-cache
+      - restore-bazel-cache:
+          platform: macos
+      - run:
+          name: Run all tests
+          command: |
+            bazel test \
+              --disk_cache=/tmp/bazel-disk-cache \
+              --test_output=errors \
+              -- ... -third_party/...
+          no_output_timeout: 30m
+      - collect-test-results
+
+  release-linux:
+    executor: linux
+    steps:
+      - checkout
+      - install-bazelisk
+      - install-gcloud
+      - authenticate-gcloud
+      - restore-bazel-cache:
+          platform: linux
+      - run:
+          name: Build binaries
+          command: |
+            bazel build -c opt \
+              --disk_cache=/tmp/bazel-disk-cache \
+              //binaries:emulator_main //binaries:gateway_main
+          no_output_timeout: 30m
+      - save-bazel-cache:
+          platform: linux
+      - package-and-upload:
+          platform: linux
+
+  ci-complete:
+    docker:
+      - image: cimg/base:stable
+    resource_class: small
+    steps:
+      - run: echo "All CI checks passed."
+
+  release-macos:
+    executor: macos
+    steps:
+      - checkout
+      - free-disk-space
+      - install-bazelisk
+      - install-gcloud
+      - clean-homebrew-cache
+      - authenticate-gcloud
+      - restore-bazel-cache:
+          platform: macos
+      - run:
+          name: Build binaries
+          command: |
+            bazel build -c opt \
+              --disk_cache=/tmp/bazel-disk-cache \
+              //binaries:emulator_main //binaries:gateway_main
+          no_output_timeout: 30m
+      - save-bazel-cache:
+          platform: macos
+      - package-and-upload:
+          platform: macos
+
+workflows:
+  build-and-test:
+    jobs:
+      - build-linux:
+          filters:
+            tags:
+              ignore: /.*/
+      - test-linux:
+          requires:
+            - build-linux
+      - build-macos:
+          filters:
+            tags:
+              ignore: /.*/
+      - test-macos:
+          requires:
+            - build-macos
+      - ci-complete:
+          requires:
+            - test-linux
+            - test-macos
+
+  release:
+    jobs:
+      - build-linux:
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/
+      - test-linux:
+          requires:
+            - build-linux
+          filters:
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/
+      - build-macos:
+          filters:
+            branches:
+              ignore: /.*/
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/
+      - test-macos:
+          requires:
+            - build-macos
+          filters:
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/
+      - release-linux:
+          requires:
+            - test-linux
+          filters:
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/
+      - release-macos:
+          requires:
+            - test-macos
+          filters:
+            tags:
+              only: /^v\d+\.\d+\.\d+-fs.*/