upload android base code part3

android/bionic/tools/bionicbb/tasks.py

@@ -0,0 +1,108 @@
+#
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the 'License');
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an 'AS IS' BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+import httplib
+import httplib2
+import logging
+import re
+import socket
+
+import apiclient.errors
+
+import gerrit
+import gmail
+import presubmit
+
+
+def get_gerrit_info(body):
+    info = {}
+    gerrit_pattern = r'^Gerrit-(\S+): (.+)$'
+    for match in re.finditer(gerrit_pattern, body, flags=re.MULTILINE):
+        info[match.group(1)] = match.group(2).strip()
+    return info
+
+
+def process_message(msg, dry_run):
+    try:
+        body = gmail.get_body(msg)
+        gerrit_info = get_gerrit_info(body)
+        if not gerrit_info:
+            logging.fatal('No Gerrit info found: %s', msg.subject)
+        msg_type = gerrit_info['MessageType']
+        handlers = {
+            'comment': presubmit.handle_comment,
+            'newchange': presubmit.handle_change,
+            'newpatchset': presubmit.handle_change,
+
+            'abandon': presubmit.skip_handler,
+            'merge-failed': presubmit.skip_handler,
+            'merged': presubmit.skip_handler,
+            'restore': presubmit.skip_handler,
+            'revert': presubmit.skip_handler,
+        }
+
+        message_type = gerrit_info['MessageType']
+        if message_type in handlers:
+            return handlers[message_type](gerrit_info, body, dry_run)
+        else:
+            logging.warning('MessageType %s unhandled.', msg_type)
+        return False
+    except NotImplementedError as ex:
+        logging.error("%s", ex)
+        return False
+    except gerrit.GerritError as ex:
+        change_id = gerrit_info['Change-Id']
+        logging.error('Gerrit error (%d): %s %s', ex.code, change_id, ex.url)
+        return ex.code == 404
+
+
+def get_and_process_jobs():
+    dry_run = False
+
+    gmail_service = gmail.build_service()
+    msg_service = gmail_service.users().messages()
+
+    # We run in a loop because some of the exceptions thrown here mean we just
+    # need to retry. For errors where we should back off (typically any gmail
+    # API exceptions), process_changes catches the error and returns normally.
+    while True:
+        try:
+            process_changes(gmail_service, msg_service, dry_run)
+            return
+        except httplib.BadStatusLine:
+            pass
+        except httplib2.ServerNotFoundError:
+            pass
+        except socket.error:
+            pass
+
+
+def process_changes(gmail_service, msg_service, dry_run):
+    try:
+        labels = gmail_service.users().labels().list(userId='me').execute()
+        if not labels['labels']:
+            logging.error('Could not retrieve Gmail labels')
+            return
+        label_id = gmail.get_gerrit_label(labels['labels'])
+        if not label_id:
+            logging.error('Could not find gerrit label')
+            return
+
+        for msg in gmail.get_all_messages(gmail_service, label_id):
+            msg = msg_service.get(userId='me', id=msg['id']).execute()
+            if process_message(msg, dry_run) and not dry_run:
+                msg_service.trash(userId='me', id=msg['id']).execute()
+    except apiclient.errors.HttpError as ex:
+        logging.error('API Client HTTP error: %s', ex)