1 files changed, 72 insertions, 0 deletions
diff --git a/taskcluster/gecko_taskgraph/transforms/reprocess_symbols.py b/taskcluster/gecko_taskgraph/transforms/reprocess_symbols.py
new file mode 100644
index 0000000000..ea2cac3a68
--- /dev/null
+++ b/taskcluster/gecko_taskgraph/transforms/reprocess_symbols.py
@@ -0,0 +1,72 @@
+# 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 reprocess-symbols task description template,
+taskcluster/ci/reprocess-symbols/job-template.yml into an actual task description.
+"""
+
+
+import logging
+
+from taskgraph.transforms.base import TransformSequence
+from taskgraph.util.dependencies import get_dependencies, get_primary_dependency
+from taskgraph.util.treeherder import inherit_treeherder_from_dep, join_symbol
+
+from gecko_taskgraph.util.attributes import (
+    copy_attributes_from_dependent_job,
+    sorted_unique_list,
+)
+
+logger = logging.getLogger(__name__)
+
+transforms = TransformSequence()
+
+
+@transforms.add
+def gather_required_signoffs(config, jobs):
+    for job in jobs:
+        job.setdefault("attributes", {})["required_signoffs"] = sorted_unique_list(
+            *(
+                dep.attributes.get("required_signoffs", [])
+                for dep in get_dependencies(config, job)
+            )
+        )
+        yield job
+
+
+@transforms.add
+def fill_template(config, tasks):
+    for task in tasks:
+        dep = get_primary_dependency(config, task)
+        assert dep
+
+        # Fill out the dynamic fields in the task description
+        task["label"] = dep.label + "-reprocess-symbols"
+        task["worker"]["env"]["GECKO_HEAD_REPOSITORY"] = config.params[
+            "head_repository"
+        ]
+        task["worker"]["env"]["GECKO_HEAD_REV"] = config.params["head_rev"]
+        task["worker"]["env"]["CRASHSTATS_SECRET"] = task["worker"]["env"][
+            "CRASHSTATS_SECRET"
+        ].format(level=config.params["level"])
+
+        attributes = copy_attributes_from_dependent_job(dep)
+        attributes.update(task.get("attributes", {}))
+        task["attributes"] = attributes
+
+        treeherder = inherit_treeherder_from_dep(task, dep)
+        th = dep.task["extra"]["treeherder"]
+        th_symbol = th.get("symbol")
+        th_groupsymbol = th.get("groupSymbol", "?")
+
+        # Disambiguate the treeherder symbol.
+        sym = "Rep" + (th_symbol[1:] if th_symbol.startswith("B") else th_symbol)
+        treeherder.setdefault("symbol", join_symbol(th_groupsymbol, sym))
+        task["treeherder"] = treeherder
+
+        task["run-on-projects"] = dep.attributes.get("run_on_projects")
+        task["optimization"] = {"reprocess-symbols": None}
+        task["if-dependencies"] = [task["attributes"]["primary-kind-dependency"]]
+
+        yield task