Add support for filtering based on tags, in addition to branches

tools/migratebranchregex.py

@@ -0,0 +1,50 @@
+import argparse
+import logging
+import json
+
+from app import app
+from data import model
+from data.database import RepositoryBuildTrigger, configure
+
+configure(app.config)
+
+logger = logging.getLogger(__name__)
+
+def run_branchregex_migration():
+  encountered = set()
+  while True:
+    found = list(RepositoryBuildTrigger.select().where(RepositoryBuildTrigger.config ** "%branch_regex%",
+                                                       ~(RepositoryBuildTrigger.config ** "%branchtag_regex%")))
+    found = [f for f in found if not f.uuid in encountered]
+
+    if not found:
+      logger.debug('No additional records found')
+      return
+
+    logger.debug('Found %s records to be changed', len(found))
+    for trigger in found:
+      encountered.add(trigger.uuid)
+
+      try:
+        config = json.loads(trigger.config)
+      except:
+        logging.error("Cannot parse config for trigger %s", trigger.uuid)
+        continue
+
+      logger.debug("Checking trigger %s", trigger.uuid)
+      existing_regex = config['branch_regex']
+      logger.debug("Found branch regex '%s'", existing_regex)
+
+      sub_regex = existing_regex.split('|')
+      new_regex = '|'.join(['heads/' + sub for sub in sub_regex])
+      config['branchtag_regex'] = new_regex
+
+      logger.debug("Updating to branchtag regex '%s'", new_regex)
+      trigger.config = json.dumps(config)
+      trigger.save()
+
+if __name__ == "__main__":
+  logging.basicConfig(level=logging.DEBUG)
+  logging.getLogger('boto').setLevel(logging.CRITICAL)
+
+  run_branchregex_migration()