1 files changed, 124 insertions, 0 deletions
diff --git a/taskcluster/gecko_taskgraph/transforms/geckodriver_signing.py b/taskcluster/gecko_taskgraph/transforms/geckodriver_signing.py
new file mode 100644
index 0000000000..05bc1319de
--- /dev/null
+++ b/taskcluster/gecko_taskgraph/transforms/geckodriver_signing.py
@@ -0,0 +1,124 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+"""
+Transform the repackage signing task into an actual task description.
+"""
+
+from taskgraph.transforms.base import TransformSequence
+from voluptuous import Optional
+
+from gecko_taskgraph.loader.single_dep import schema
+from gecko_taskgraph.transforms.task import task_description_schema
+from gecko_taskgraph.util.attributes import copy_attributes_from_dependent_job
+from gecko_taskgraph.util.scriptworker import get_signing_cert_scope_per_platform
+
+repackage_signing_description_schema = schema.extend(
+    {
+        Optional("label"): str,
+        Optional("treeherder"): task_description_schema["treeherder"],
+        Optional("shipping-phase"): task_description_schema["shipping-phase"],
+    }
+)
+
+transforms = TransformSequence()
+transforms.add_validate(repackage_signing_description_schema)
+
+
+@transforms.add
+def make_signing_description(config, jobs):
+    for job in jobs:
+        dep_job = job["primary-dependency"]
+
+        attributes = copy_attributes_from_dependent_job(dep_job)
+        attributes["repackage_type"] = "repackage-signing"
+
+        treeherder = job.get("treeherder", {})
+        dep_treeherder = dep_job.task.get("extra", {}).get("treeherder", {})
+        treeherder.setdefault(
+            "symbol", "{}(gd-s)".format(dep_treeherder["groupSymbol"])
+        )
+        treeherder.setdefault(
+            "platform", dep_job.task.get("extra", {}).get("treeherder-platform")
+        )
+        treeherder.setdefault("tier", dep_treeherder.get("tier", 1))
+        treeherder.setdefault("kind", "build")
+
+        dependencies = {dep_job.kind: dep_job.label}
+        signing_dependencies = dep_job.dependencies
+        dependencies.update(
+            {k: v for k, v in signing_dependencies.items() if k != "docker-image"}
+        )
+
+        description = "Signing Geckodriver for build '{}'".format(
+            attributes.get("build_platform"),
+        )
+
+        build_platform = dep_job.attributes.get("build_platform")
+        is_shippable = dep_job.attributes.get("shippable")
+        signing_cert_scope = get_signing_cert_scope_per_platform(
+            build_platform, is_shippable, config
+        )
+
+        upstream_artifacts = _craft_upstream_artifacts(
+            dep_job, dep_job.kind, build_platform
+        )
+
+        scopes = [signing_cert_scope]
+
+        platform = build_platform.rsplit("-", 1)[0]
+
+        task = {
+            "label": job["label"],
+            "description": description,
+            "worker-type": "linux-signing",
+            "worker": {
+                "implementation": "scriptworker-signing",
+                "upstream-artifacts": upstream_artifacts,
+            },
+            "scopes": scopes,
+            "dependencies": dependencies,
+            "attributes": attributes,
+            "treeherder": treeherder,
+            "run-on-projects": ["mozilla-central"],
+            "index": {"product": "geckodriver", "job-name": platform},
+        }
+
+        if build_platform.startswith("macosx"):
+            worker_type = task["worker-type"]
+            worker_type_alias_map = {
+                "linux-depsigning": "mac-depsigning",
+                "linux-signing": "mac-signing",
+            }
+
+            assert worker_type in worker_type_alias_map, (
+                "Make sure to adjust the below worker_type_alias logic for "
+                "mac if you change the signing workerType aliases!"
+                " ({} not found in mapping)".format(worker_type)
+            )
+            worker_type = worker_type_alias_map[worker_type]
+
+            task["worker-type"] = worker_type_alias_map[task["worker-type"]]
+            task["worker"]["mac-behavior"] = "mac_geckodriver"
+
+        yield task
+
+
+def _craft_upstream_artifacts(dep_job, dependency_kind, build_platform):
+    if build_platform.startswith("win"):
+        signing_format = "autograph_authenticode_sha2"
+    elif build_platform.startswith("linux"):
+        signing_format = "autograph_gpg"
+    elif build_platform.startswith("macosx"):
+        signing_format = "mac_geckodriver"
+    else:
+        raise ValueError(f'Unsupported build platform "{build_platform}"')
+
+    return [
+        {
+            "taskId": {"task-reference": f"<{dependency_kind}>"},
+            "taskType": "build",
+            "paths": [dep_job.attributes["toolchain-artifact"]],
+            "formats": [signing_format],
+        }
+    ]