.github/ISSUE_TEMPLATE/BUG-REPORT.yml

@@ -28,7 +28,7 @@ body:
   - type: textarea
     id: sdk-version
     attributes:
-      label: label: OpenTelemetry SDK Version (i.e version of `opentelemetry_sdk` crate)
+      label: OpenTelemetry SDK Version (i.e version of `opentelemetry_sdk` crate)
       description: What version of the `opentelemetry_sdk` crate are you using?
       placeholder: 0.x, 1.x, etc.
     validations:

.github/workflows/benchmark.yml

@@ -0,0 +1,54 @@
+# This workflow runs a Criterion benchmark on a PR and compares the results against the base branch.
+# It is triggered on a PR or a push to main.
+#
+# The workflow is gated on the presence of the "performance" label on the PR.
+#
+# The workflow runs on a self-hosted runner pool. We can't use the shared runners for this,
+# because they are only permitted to run on the default branch to preserve resources. 
+#
+# In the future, we might like to consider using bencher.dev or the framework used by otel-golang here. 
+on: 
+  pull_request:
+  push:
+    branches:
+      - main
+name: benchmark pull requests
+jobs:
+  runBenchmark:
+    name: run benchmark
+    permissions:
+      pull-requests: write
+
+    # If we're running on a PR, use ubuntu-latest - a shared runner. We can't use the self-hosted
+    # runners on arbitrary PRs, and we don't want to unleash that load on the pool anyway.     
+    # If we're running on main, use the OTEL self-hosted runner pool. 
+    runs-on: ${{ github.event_name == 'pull_request' && 'ubuntu-latest' || 'self-hosted' }}
+    if: ${{ (github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'performance')) || github.event_name == 'push' }}
+    env:
+      # For PRs, compare against the base branch - e.g., 'main'. 
+      # For pushes to main, compare against the previous commit
+      BRANCH_NAME: ${{ github.event_name == 'pull_request' && github.base_ref || github.event.before }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 10  # Fetch current commit and its parent
+      - uses: arduino/setup-protoc@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: stable
+      - uses: boa-dev/criterion-compare-action@v3
+        with:
+          cwd: opentelemetry
+          branchName: ${{ env.BRANCH_NAME }}
+      - uses: boa-dev/criterion-compare-action@v3
+        with:
+          cwd: opentelemetry-appender-tracing
+          features: spec_unstable_logs_enabled
+          branchName: ${{ env.BRANCH_NAME }}
+      - uses: boa-dev/criterion-compare-action@v3
+        with:
+          cwd: opentelemetry-sdk
+          features: rt-tokio,testing,metrics,logs,spec_unstable_metrics_views
+          branchName: ${{ env.BRANCH_NAME }}

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
           - rust: stable
             os: macos-latest
           - rust: stable
-            os: otel-linux-arm64
+            os: ubuntu-22.04-arm
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.rust == 'beta' }}
     steps:
@@ -62,10 +62,8 @@ jobs:
     - uses: arduino/setup-protoc@v3
       with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
-    - uses: actions-rs/cargo@v1
-      with:
-        command: fmt
-        args: --all -- --check
+    - name: Format
+      run: cargo fmt --all -- --check
     - name: Lint
       run: bash ./scripts/lint.sh
   external-types:

.github/workflows/fossa.yml

@@ -0,0 +1,20 @@
+name: FOSSA scanning
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  fossa:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - uses: fossas/fossa-action@93a52ecf7c3ac7eb40f5de77fd69b1a19524de94 # v1.5.0
+        with:
+          api-key: ${{secrets.FOSSA_API_KEY}}
+          team: OpenTelemetry

.github/workflows/integration_tests.yml

@@ -23,5 +23,7 @@ jobs:
         with:
           components: rustfmt
       - uses: arduino/setup-protoc@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - name: Run integration tests
         run: ./scripts/integration_tests.sh

.github/workflows/pr_naming.yml

@@ -0,0 +1,15 @@
+name: PR Conventional Commit Validation
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, edited]
+
+jobs:
+  validate-pr-title:
+    runs-on: ubuntu-latest
+    steps:
+      - name: PR Conventional Commit Validation
+        uses:  ytanikin/pr-conventional-commits@1.4.1
+        with:
+          task_types: '["build","chore","ci","docs","feat","fix","perf","refactor","revert","test"]'
+          add_label: 'false'

CONTRIBUTING.md

@@ -8,7 +8,7 @@ for specific dates and for Zoom meeting links. "OTel Rust SIG" is the name of
 meeting for this group.
 
 Meeting notes are available as a public [Google
-doc](https://docs.google.com/document/d/1tGKuCsSnyT2McDncVJrMgg74_z8V06riWZa0Sr79I_4/edit).
+doc](https://docs.google.com/document/d/12upOzNk8c3SFTjsL6IRohCWMgzLKoknSCOOdMakbWo4/edit).
 If you have trouble accessing the doc, please get in touch on
 [Slack](https://cloud-native.slack.com/archives/C03GDP0H023).
 
@@ -78,6 +78,11 @@ Open a pull request against the main
 [opentelemetry-rust](https://github.com/open-telemetry/opentelemetry-rust)
 repo.
 
+Your pull request should be named according to the
+[conventional commits](https://www.conventionalcommits.org/en/v1.0.0/) standard. This ensures that
+when the PR is squashed into `main`, the resulting commit message is consistent and makes it easier
+for us to generate a changelog  standard. 
+
 > **Note**
 > It is recommended to run [pre-commit script](scripts/precommit.sh) to catch any issues locally.
 
@@ -167,7 +172,7 @@ It's important to regularly review and remove the `otel_unstable` flag from the
 
 The potential features include:
 
-- Stable and non-experimental features that compliant to specification, and have a feature flag to minimize compilation size. Example: feature flags for signals (like `logs`, `traces`, `metrics`) and runtimes (`rt-tokio`, `rt-tokio-current-thread`, `rt-async-std`).
+- Stable and non-experimental features that are compliant with the specification and have a feature flag to minimize compilation size. Example: feature flags for signals (like `logs`, `traces`, `metrics`) and runtimes (`rt-tokio`, `rt-tokio-current-thread`).
 - Stable and non-experimental features, although not part of the specification, are crucial for enhancing the tracing/log crate's functionality or boosting performance. These features are also subject to discussion and approval by the OpenTelemetry Rust Maintainers.
 
 All such features should adhere to naming convention  `<signal>_<feature_name>`

Cargo.toml

@@ -36,7 +36,7 @@ pin-project-lite = "0.2"
 prost = "0.13"
 prost-build = "0.13"
 prost-types = "0.13"
-rand = { version = "0.8", default-features = false }
+rand = { version = "0.9", default-features = false }
 reqwest = { version = "0.12", default-features = false }
 serde = { version = "1.0", default-features = false }
 serde_json = "1.0"
@@ -53,9 +53,44 @@ tracing = { version = ">=0.1.40", default-features = false }
 tracing-core = { version = ">=0.1.33", default-features = false } 
 tracing-subscriber = { version = "0.3", default-features = false }
 url = { version = "2.5", default-features = false }
+anyhow = "1.0.94"
+base64 = "0.22.1"
+chrono = { version = "0.4.34", default-features = false }
+ctor = "0.2.9"
+ctrlc = "3.2.5"
+futures-channel = "0.3"
+futures-sink = "0.3"
+glob = "0.3.1"
+hex = "0.4.3"
+lazy_static = "1.4.0"
+num-format = "0.4.4"
+num_cpus = "1.15.0"
+opentelemetry-appender-tracing = { path = "opentelemetry-appender-tracing", default-features = false }
+opentelemetry-otlp = { path = "opentelemetry-otlp" }
+opentelemetry-stdout = { path = "opentelemetry-stdout" }
+percent-encoding = "2.0"
+rstest = "0.23.0"
+schemars = "0.8"
+sysinfo = "0.32"
+tempfile = "3.3.0"
+testcontainers = "0.23.1"
+tracing-log = "0.2"
+tracing-opentelemetry = "0.29"
+typed-builder = "0.20"
+uuid = "1.3"
 
 # Aviod use of crates.io version of these crates through the tracing-opentelemetry dependencies
 [patch.crates-io]
 opentelemetry = { path = "opentelemetry" }
 opentelemetry_sdk = { path = "opentelemetry-sdk" }
 opentelemetry-stdout = { path = "opentelemetry-stdout" }
+
+[workspace.lints.rust]
+rust_2024_compatibility = { level = "warn", priority = -1 }
+# No need to enable those, because it either not needed or results in ugly syntax
+edition_2024_expr_fragment_specifier = "allow"
+if_let_rescope = "allow"
+tail_expr_drop_order = "allow"
+
+[workspace.lints.clippy]
+all = { level = "warn", priority = 1 }

README.md

@@ -30,10 +30,13 @@ documentation.
 
 | Signal/Component      | Overall Status     |
 | --------------------  | ------------------ |
+| Context               | Beta               |
+| Baggage               | RC                 |
+| Propagators           | Beta               |
 | Logs-API              | Stable*            |
-| Logs-SDK              | RC                 |
+| Logs-SDK              | Stable              |
 | Logs-OTLP Exporter    | RC                 |
-| Logs-Appender-Tracing | RC                 |
+| Logs-Appender-Tracing | Stable             |
 | Metrics-API           | Stable             |
 | Metrics-SDK           | RC                 |
 | Metrics-OTLP Exporter | RC                 |
@@ -178,19 +181,20 @@ you're more than welcome to participate!
 
 * [Cijo Thomas](https://github.com/cijothomas)
 * [Harold Dost](https://github.com/hdost)
-* [Julian Tescher](https://github.com/jtescher)
 * [Lalit Kumar Bhasin](https://github.com/lalitb)
 * [Utkarsh Umesan Pillai](https://github.com/utpilla)
 * [Zhongyang Wu](https://github.com/TommyCpp)
 
 ### Approvers
 
 * [Shaun Cox](https://github.com/shaun-cox)
+* [Scott Gerring](https://github.com/scottgerring)
 
 ### Emeritus
 
 * [Dirkjan Ochtman](https://github.com/djc)
 * [Jan Kühle](https://github.com/frigus02)
+* [Julian Tescher](https://github.com/jtescher)
 * [Isobel Redelmeier](https://github.com/iredelmeier)
 * [Mike Goldsmith](https://github.com/MikeGoldsmith)