Bug 1824856 - update android buildconfig lint script for mercurial. r=jlorenzo

Differential Revision: https://phabricator.services.mozilla.com/D201452

taskcluster/scripts/lint/is_buildconfig_yml_up_to_date.py

@@ -7,14 +7,14 @@
 
 import logging
 import os
+import subprocess
 import sys
 
-from pygit2 import Repository
 from update_buildconfig_from_gradle import main as update_build_config
 
 CURRENT_DIR = os.path.dirname(os.path.realpath(__file__))
 PROJECT_DIR = os.path.realpath(os.path.join(CURRENT_DIR, "..", "..", ".."))
-OUTPUT_DIR = os.path.join(PROJECT_DIR, "artifacts", "git")
+OUTPUT_DIR = os.path.join(PROJECT_DIR, "artifacts")
 BUILDCONFIG_DIFF_FILE_NAME = "buildconfig.diff"
 BUILDCONFIG_DIFF_FILE = os.path.join(OUTPUT_DIR, BUILDCONFIG_DIFF_FILE_NAME)
 BUILDCONFIG_FILE_NAME = ".buildconfig.yml"
@@ -22,18 +22,18 @@ BUILDCONFIG_FILE_NAME = ".buildconfig.yml"
 logger = logging.getLogger(__name__)
 
 
-def _are_buildconfig_files_changed(git_diff):
-    return any(
-        delta.new_file.path.endswith(BUILDCONFIG_FILE_NAME) for delta in git_diff.deltas
-    )
+def _buildconfig_files_diff():
+    cmd = ["hg", "diff", "--rev", "draft() and ancestors(.)", "-I", "**/.buildconfig.yml"]
+    p = subprocess.run(cmd, capture_output=True, universal_newlines=True)
+    return p.stdout
 
 
 def _execute_taskcluster_steps(diff, task_id):
     os.makedirs(OUTPUT_DIR, exist_ok=True)
     with open(BUILDCONFIG_DIFF_FILE, mode="w") as f:
-        f.write(diff.patch)
+        f.write(diff)
     tc_root_url = os.environ["TASKCLUSTER_ROOT_URL"]
-    artifact_url = f"{tc_root_url}/api/queue/v1/task/{task_id}/artifacts/public%2Fgit%2F{BUILDCONFIG_DIFF_FILE_NAME}"  # noqa E501
+    artifact_url = f"{tc_root_url}/api/queue/v1/task/{task_id}/artifacts/public%2F{BUILDCONFIG_DIFF_FILE_NAME}"  # noqa E501
     message = f"""{BUILDCONFIG_FILE_NAME} file changed! Please update it by running:
 
 curl --location --compressed {artifact_url} | git apply
@@ -49,8 +49,8 @@ def _execute_local_steps():
 
 def main():
     update_build_config()
-    diff = Repository(PROJECT_DIR).diff()
-    if _are_buildconfig_files_changed(diff):
+    diff = _buildconfig_files_diff()
+    if diff:
         task_id = os.environ.get("TASK_ID")
         if task_id:
             _execute_taskcluster_steps(diff, task_id)