Bug 2034765: Expose glean telemetry dictionary in a standardized format

.prettierignore

@@ -1348,6 +1348,10 @@ build/pgo/blueprint/**/*.css
 # Ignore web-platform tests as they are not necessarily under our control.
 testing/web-platform/tests/
 
+# These are vendored from https://github.com/open-telemetry/weaver/blob/173fed70c05bf9c7833f59f80aae09642ac05114/schemas/
+toolkit/components/glean/build_scripts/semconv/schemas/publication-manifest.v2.json
+toolkit/components/glean/build_scripts/semconv/schemas/semconv.resolved.v2.json
+
 ##############################################################################
 # The list below is copied from ThirdPartyPaths.txt. Prettier doesn't currently
 # support multiple ignore files or dynamic ignore configurations.

taskcluster/config.yml

@@ -209,6 +209,7 @@ treeherder:
         'updt-tst': 'Test updates to release from older firefox versions'
         'Rpk-Ent': 'Enterprise repacks'
         'Rpk-Ent-Rpk': 'Enterprise repacks repackage'
+        'Glean': 'Glean tooling'
         'Rpk': 'Classic repacks'
         'MSI-Ent': "MSI Enterprise repacks"
         'MSIs-Ent': "MSI signed Enterprise repacks"

taskcluster/docs/kinds.rst

@@ -977,3 +977,10 @@ Mac notarization of customized versions of releases for enterprises.
 enterprise-repack-mac-signing
 ----------------------------------
 Mac signature of customized versions of releases for enterprises.
+
+glean
+-----
+Tasks that run ``./mach glean`` utilities. The ``semconv`` task produces the
+resolved OTel semantic convention registry schema from Firefox Glean metric
+definitions, consumed by the ``moa generate release``
+tool.

taskcluster/kinds/glean/kind.yml

@@ -0,0 +1,48 @@
+---
+loader: taskgraph.loader.transform:loader
+
+transforms:
+    - gecko_taskgraph.transforms.job:transforms
+    - gecko_taskgraph.transforms.task:transforms
+
+kind-dependencies:
+    - toolchain
+    - fetch
+
+tasks:
+    semconv:
+        description: >-
+            Generate the resolved OTel semantic convention registry schema from
+            Firefox Glean metric definitions. The resulting resolved.yaml is
+            consumed by the `moa generate release` tool, which embeds it as a
+            semconv referrer artifact on Harbor.
+        run-on-projects: ["enterprise-firefox"]
+        run-on-repo-type: ["git"]
+        worker-type: b-linux
+        worker:
+            docker-image: {in-tree: "lint"}
+            max-run-time: 1800
+            artifacts:
+                - type: file
+                  name: public/build/resolved.yaml
+                  path: /builds/worker/artifacts/resolved.yaml
+                - type: file
+                  name: public/build/manifest.yaml
+                  path: /builds/worker/artifacts/manifest.yaml
+        run:
+            using: mach
+            mach: "glean semconv --output-dir /builds/worker/artifacts"
+            use-caches: [checkout, pip, uv]
+        attributes:
+            shippable: true
+        shipping-phase: build
+        shipping-product: firefox-enterprise
+        index:
+            product: firefox
+            job-name: glean-semconv
+            type: shippable
+        treeherder:
+            symbol: Glean(semconv)
+            kind: build
+            platform: linux64/opt
+            tier: 1

toolkit/components/glean/build_scripts/mach_commands.py

@@ -386,6 +386,28 @@ def glean_source(command_context, cargo_toml, content, patch=None):
     )
 
 
+@SubCommand(
+    "glean",
+    "semconv",
+    description="Convert parsed Glean metrics into a resolved OTel semconv registry schema.",
+)
+@CommandArgument(
+    "--output-dir",
+    type=str,
+    default=None,
+    help="Directory to write resolved.yaml and manifest.yaml into.",
+)
+def glean_semconv(command_context, output_dir=None):
+    import sys
+
+    COMPONENT_DIR = Path(__file__).parent.resolve()
+    sys.path.insert(0, str(COMPONENT_DIR))
+
+    from semconv import run
+
+    run(output_dir=Path(output_dir) if output_dir else None)
+
+
 def run_mach(command_context, cmd, **kwargs):
     return command_context._mach_context.commands.dispatch(
         cmd, command_context._mach_context, **kwargs