staticanalysis/bot: Add an option to disable zero coverage analyzer, f…

…ixes #2109.

src/staticanalysis/bot/static_analysis_bot/cli.py

@@ -43,6 +43,7 @@ def main(taskcluster_secret,
                               'APP_CHANNEL': 'development',
                               'REPORTERS': [],
                               'PUBLICATION': 'IN_PATCH',
+                              'ZERO_COVERAGE_ENABLED': True,
                               'ALLOWED_PATHS': ['*', ],
                           },
                           taskcluster_client_id=taskcluster_client_id,
@@ -106,7 +107,7 @@ def main(taskcluster_secret,
     )
 
     # Run workflow according to source
-    w = Workflow(reporters, index_service, queue_service, phabricator_api)
+    w = Workflow(reporters, index_service, queue_service, phabricator_api, secrets['ZERO_COVERAGE_ENABLED'])
     try:
         w.run(revision)
     except Exception as e:

src/staticanalysis/bot/static_analysis_bot/workflow.py

@@ -35,11 +35,12 @@ class Workflow(object):
     - find issues from remote tasks
     - publish issues
     '''
-    def __init__(self, reporters, index_service, queue_service, phabricator_api):
+    def __init__(self, reporters, index_service, queue_service, phabricator_api, zero_coverage_enabled=True):
         assert settings.try_task_id is not None, \
             'Cannot run without Try task id'
         assert settings.try_group_id is not None, \
             'Cannot run without Try task id'
+        self.zero_coverage_enabled = zero_coverage_enabled
 
         # Use share phabricator API client
         assert isinstance(phabricator_api, PhabricatorAPI)
@@ -213,7 +214,8 @@ def _in_group(dep_id):
                 return []
 
         # Add zero-coverage task
-        dependencies.append(ZeroCoverageTask)
+        if self.zero_coverage_enabled:
+            dependencies.append(ZeroCoverageTask)
 
         # Find issues and patches in dependencies
         issues = []