Merge branch 'release-v66.2.0' into release

Author: badboy

.buildconfig.yml

@@ -1,4 +1,4 @@
-libraryVersion: 66.1.2
+libraryVersion: 66.2.0
 groupId: org.mozilla.telemetry
 projects:
   glean:

.circleci/config.yml

@@ -516,7 +516,7 @@ jobs:
 
   Check Swift formatting:
     macos:
-      xcode: "16.4"
+      xcode: "26.2"
     resource_class: "m4pro.medium"
     steps:
       - checkout
@@ -534,7 +534,7 @@ jobs:
 
   iOS build and test:
     macos:
-      xcode: "16.4"
+      xcode: "26.2"
     resource_class: "m4pro.medium"
     steps:
       - checkout
@@ -548,16 +548,16 @@ jobs:
       - setup-rust-toolchain
       - restore_cache:
           name: Restore rubygems cache
-          key: swift-docs-gems-v22
+          key: swift-docs-gems-v23
       - run:
           name: Install jazzy
           command: gem install --no-document jazzy
       - save_cache:
           name: Save rubygems cache
           # NEEDS TO CHANGE WHEN JAZZY OR RUBY IS UPDATED
-          key: swift-docs-gems-v22
+          key: swift-docs-gems-v23
           paths:
-            - ~/.rbenv/versions/3.4.3/lib/ruby/gems/3.4.0
+            - ~/.rbenv/versions/3.4.7/lib/ruby/gems/3.4.0
       - run:
           name: Setup build environment
           command: |
@@ -573,7 +573,7 @@ jobs:
             DEVICES=$(xcrun xctrace list devices 2>&1)
             echo "$DEVICES"
             # Pick a device and start it
-            UUID=$(echo "$DEVICES" | grep --max-count=1 'iPhone 16 Simulator (18' | awk -F'[()]' '{print $4}')
+            UUID=$(echo "$DEVICES" | grep --max-count=1 'iPhone 17 Simulator (26' | awk -F'[()]' '{print $4}')
             xcrun simctl boot "$UUID"
             # Store build type for use in cache key
             if [ -z "${CIRCLE_TAG}" ]; then
@@ -586,7 +586,7 @@ jobs:
             - v2-cargo-cache-{{arch}}-{{checksum "buildtype.txt"}}-{{checksum "Cargo.lock"}}
       - run:
           name: Run iOS build
-          command: bash bin/run-ios-build.sh
+          command: make build-swift
       - save_cache:
           paths:
             - /Users/distiller/.cargo/registry
@@ -598,14 +598,14 @@ jobs:
             if git log -1 "$CIRCLE_SHA1" | grep -q '\[doc only\]'; then
                 echo "Skipping this step. Last commit was tagged to not require tests."
             else
-                bash bin/run-ios-tests.sh
+                make test-swift
             fi
       - run:
           name: Generate Swift documentation
           command: |
             # Skip doc generation for pull requests.
             if [ "$CIRCLE_BRANCH" = "main" ]; then
-              bash bin/build-swift-docs.sh
+              make docs-swift
             else
               mkdir -p build/docs/swift
             fi
@@ -635,7 +635,7 @@ jobs:
 
   iOS integration test:
     macos:
-      xcode: "16.4"
+      xcode: "26.2"
     resource_class: "m4pro.medium"
     steps:
       - checkout
@@ -657,7 +657,7 @@ jobs:
             DEVICES=$(xcrun xctrace list devices 2>&1)
             echo "$DEVICES"
             # Pick a device and start it
-            UUID=$(echo "$DEVICES" | grep --max-count=1 'iPhone 16 Simulator (18' | awk -F'[()]' '{print $4}')
+            UUID=$(echo "$DEVICES" | grep --max-count=1 'iPhone 17 Simulator (26' | awk -F'[()]' '{print $4}')
             xcrun simctl boot "$UUID"
       - run:
           name: Build XCFramework archive
@@ -666,21 +666,21 @@ jobs:
       - run:
           name: Build sample app
           command: |
-            bash bin/run-ios-sample-app-build.sh
+            bin/iosbuild build sample
       - store_artifacts:
           path: raw_sample_xcodebuild.log
           destination: raw_sample_xcodebuild.log
       - run:
           name: Run sample app tests
           command: |
-            bash bin/run-ios-sample-app-test.sh
+            bin/iosbuild test sample
       - store_artifacts:
           path: raw_sample_xcodetest.log
           destination: raw_sample_xcodetest.log
 
   iOS Framework release:
     macos:
-      xcode: "16.4"
+      xcode: "26.2"
     resource_class: "m4pro.medium"
     steps:
       - checkout
@@ -715,9 +715,6 @@ jobs:
     steps:
       - checkout
       - install-rustup
-      - run:
-          name: Run uniffi-bindgen
-          command: make bindgen-python
       - run:
           name: Python lints
           command: make lint-python
@@ -885,7 +882,7 @@ jobs:
             # Upload to GitHub
             ./ghr -replace ${CIRCLE_TAG} target/wheels
 
-  pypi-linux-aarch64-release:
+  pypi-linux-additional-releases:
     docker:
       - image: cimg/python:3.13
     steps:
@@ -898,19 +895,21 @@ jobs:
             make setup-python
             .venv3.13/bin/pip install ziglang
       - run:
-          name: Install aarch64-linux target
+          name: Install additional targets
           command: |
             rustup target add aarch64-unknown-linux-gnu
+            rustup target add aarch64-pc-windows-gnullvm
       - run:
-          name: Build Python package
+          name: Build Python packages
           command: |
-            # We need a binary with debug symbols, so uniffi-bindgen can extract data
-            cargo build -p glean-bundle
-
             . .venv3.13/bin/activate
-            make build-python-wheel GLEAN_BUILD_TARGET=aarch64-unknown-linux-gnu GLEAN_BUILD_EXTRA="--zig"
+
+            TARGETS="aarch64-unknown-linux-gnu aarch64-pc-windows-gnullvm"
+            for target in $TARGETS; do
+              make build-python-wheel GLEAN_BUILD_TARGET="$target" GLEAN_BUILD_EXTRA="--zig"
+            done
       - run:
-          name: Upload aarch64-linux wheel
+          name: Upload wheels
           command: |
             # Requires that the TWINE_USERNAME and TWINE_PASSWORD environment
             # variables are configured in CircleCI's environment variables.
@@ -924,7 +923,7 @@ jobs:
 
   pypi-macos-release:
     macos:
-      xcode: "16.4"
+      xcode: "26.2"
     resource_class: "m4pro.medium"
     steps:
       - install-rustup
@@ -979,43 +978,6 @@ jobs:
             # Upload to GitHub
             ./ghr -replace ${CIRCLE_TAG} target/wheels
 
-  pypi-windows-aarch64-release:
-    docker:
-      - image: cimg/python:3.13
-    steps:
-      - install-rustup
-      - setup-rust-toolchain
-      - checkout
-      - run:
-          name: Setup Python env
-          command: |
-            make setup-python
-            .venv3.13/bin/pip install ziglang
-      - run:
-          name: Install aarch64-windows target
-          command: |
-            rustup target add aarch64-pc-windows-gnullvm
-      - run:
-          name: Build Python package
-          command: |
-            # We need a binary with debug symbols, so uniffi-bindgen can extract data
-            cargo build -p glean-bundle
-
-            . .venv3.13/bin/activate
-            make build-python-wheel GLEAN_BUILD_TARGET=aarch64-pc-windows-gnullvm GLEAN_BUILD_EXTRA="--zig"
-      - run:
-          name: Upload aarch64-windows wheel
-          command: |
-            # Requires that the TWINE_USERNAME and TWINE_PASSWORD environment
-            # variables are configured in CircleCI's environment variables.
-            make upload-wheels
-      - install-ghr-linux
-      - run:
-          name: Publish to GitHub
-          command: |
-            # Upload to GitHub
-            ./ghr -replace ${CIRCLE_TAG} target/wheels
-
   ###########################################################################
   # Docs
 
@@ -1215,7 +1177,7 @@ workflows:
           requires:
             - Python 3_9 tests
           filters: *release-filters
-      - pypi-linux-aarch64-release:
+      - pypi-linux-additional-releases:
           requires:
             - Python 3_9 tests
           filters: *release-filters
@@ -1227,10 +1189,6 @@ workflows:
           requires:
             - Python 3_9 tests
           filters: *release-filters
-      - pypi-windows-aarch64-release:
-          requires:
-            - Python 3_9 tests
-          filters: *release-filters
       - iOS build and test:
           filters: *release-filters
       - iOS Framework release:

.circleci/jazzy.yml

@@ -10,4 +10,4 @@ xcodebuild_arguments:
     - "-scheme"
     - "Glean"
     - "-destination"
-    - "platform=iOS Simulator,name=iPhone 16"
+    - "platform=iOS Simulator,name=iPhone 17"

.dictionary

@@ -1,4 +1,4 @@
-personal_ws-1.1 en 306 utf-8
+personal_ws-1.1 en 311 utf-8
 AAR
 AARs
 ABI
@@ -128,6 +128,7 @@ backoff
 backport
 barcode
 behaviour
+benchmarking
 bincode
 bindgen
 biometric
@@ -172,6 +173,7 @@ envs
 etl
 exe
 experimentId
+ffee
 ffi
 fi
 firefoxview
@@ -262,6 +264,7 @@ setuptools
 stateful
 struct
 subcommand
+subdirectory
 subpath
 subprocess
 subprocesses
@@ -286,10 +289,12 @@ und
 unencoded
 unhandled
 uniffi
+unix
 unminified
 uploader
 uploaders
 urlbar
+uuid
 validator
 vendored
 vendoring

CHANGELOG.md

@@ -1,6 +1,25 @@
 # Unreleased changes
 
-[Full changelog](https://github.com/mozilla/glean/compare/v66.1.2...main)
+[Full changelog](https://github.com/mozilla/glean/compare/v66.2.0...main)
+
+# v66.2.0 (2025-12-09)
+
+[Full changelog](https://github.com/mozilla/glean/compare/v66.1.2...v66.2.0)
+
+* General
+  * Stop reporting db file sizes during init phase ([#3331](https://github.com/mozilla/glean/pull/3331))
+  * Tiny performance improvement for putting tasks on the dispatcher ([#3318](https://github.com/mozilla/glean/pull/3318))
+  * Instrument the case when the `client_id.txt` file does not exist yet ([#3339](https://github.com/mozilla/glean/pull/3339))
+  * When a missing client ID in the database is detected, Glean now restores the backup client ID ([#3334](https://github.com/mozilla/glean/pull/3334))
+  * Disable the `post_init` health ping ([#3343](https://github.com/mozilla/glean/pull/3343))
+* iOS
+  * Glean for iOS is now being built with Xcode 26.2 ([#3350](https://github.com/mozilla/glean/pull/3350))
+  * Fix strict concurrency warnings uncovered in Swift 6 ([#3325](https://github.com/mozilla/glean/pull/3325), [#3347](https://github.com/mozilla/glean/pull/3347))
+  * Correctly end background tasks ([#3347](https://github.com/mozilla/glean/pull/3347))
+* Android
+  *  Configuration-time performance optimizations for the Glean Gradle Plugin ([#3326](https://github.com/mozilla/glean/pull/3326))
+* Python
+  * Bindings are generated in library mode, enabling source install from PyPI ([#3317](https://github.com/mozilla/glean/pull/3317))
 
 # v66.1.2 (2025-11-25)