1 files changed, 91 insertions, 0 deletions
diff --git a/taskcluster/android_taskgraph/transforms/signing.py b/taskcluster/android_taskgraph/transforms/signing.py
new file mode 100644
index 0000000000..9aeec6a043
--- /dev/null
+++ b/taskcluster/android_taskgraph/transforms/signing.py
@@ -0,0 +1,91 @@
+# 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/.
+
+
+from gecko_taskgraph.util.scriptworker import get_signing_cert_scope
+from taskgraph.transforms.base import TransformSequence
+from taskgraph.util.schema import resolve_keyed_by
+
+from ..build_config import CHECKSUMS_EXTENSIONS
+
+transforms = TransformSequence()
+
+
+@transforms.add
+def resolve_keys(config, tasks):
+    for task in tasks:
+        for key in (
+            "index",
+            "worker-type",
+            "treeherder.symbol",
+        ):
+            resolve_keyed_by(
+                task,
+                key,
+                item_name=task["name"],
+                **{
+                    "build-type": task["attributes"]["build-type"],
+                    "level": config.params["level"],
+                }
+            )
+        yield task
+
+
+@transforms.add
+def set_signing_attributes(config, tasks):
+    for task in tasks:
+        task["attributes"]["signed"] = True
+        yield task
+
+
+@transforms.add
+def filter_out_checksums(config, tasks):
+    for task in tasks:
+        task["attributes"]["artifacts"] = {
+            extension: path
+            for extension, path in task["attributes"]["artifacts"].items()
+            if not any(map(path.endswith, CHECKSUMS_EXTENSIONS))
+        }
+
+        for upstream_artifact in task["worker"]["upstream-artifacts"]:
+            upstream_artifact["paths"] = [
+                path
+                for path in upstream_artifact["paths"]
+                if not any(map(path.endswith, CHECKSUMS_EXTENSIONS))
+            ]
+
+        yield task
+
+
+_DETACHED_SIGNATURE_EXTENSION = ".asc"
+
+
+@transforms.add
+def set_detached_signature_artifacts(config, tasks):
+    for task in tasks:
+        task["attributes"]["artifacts"] = {
+            extension
+            + _DETACHED_SIGNATURE_EXTENSION: path
+            + _DETACHED_SIGNATURE_EXTENSION
+            for extension, path in task["attributes"]["artifacts"].items()
+        }
+
+        yield task
+
+
+@transforms.add
+def set_signing_format(config, tasks):
+    for task in tasks:
+        for upstream_artifact in task["worker"]["upstream-artifacts"]:
+            upstream_artifact["formats"] = ["autograph_gpg"]
+
+        yield task
+
+
+@transforms.add
+def add_signing_cert_scope(config, tasks):
+    signing_cert_scope = get_signing_cert_scope(config)
+    for task in tasks:
+        task.setdefault("scopes", []).append(signing_cert_scope)
+        yield task