Added script to generate notification.json for the emergencynotification mechanism

sitescripts/management/bin/generateHgAuth.py

Index: sitescripts/management/bin/generateHgAuth.py
===================================================================
--- a/sitescripts/management/bin/generateHgAuth.py
+++ b/sitescripts/management/bin/generateHgAuth.py
@@ -21,18 +21,17 @@ from sitescripts.utils import get_config
 
 def generateData(authRepo):
   command = ['hg', '-R', authRepo, 'archive', '-r', 'default', '-t', 'tar', '-p', '.', '-']
   data = subprocess.check_output(command)
 
   users = {}
   repos = []
   tarFile = tarfile.open(mode='r:', fileobj=StringIO(data))
-  fileInfo = tarFile.next()
-  while fileInfo:
+  for fileInfo in tarFile:
     name = fileInfo.name
     if name.startswith('./'):
       name = name[2:]
 
     if fileInfo.type == tarfile.REGTYPE and name.startswith('users/'):
       name = os.path.basename(name).lower()
       options = []
       match = re.search(r'^(.*)\[(.*)\]$', name)
@@ -57,17 +56,16 @@ def generateData(authRepo):
         else:
           print >>sys.stderr, 'Unknown user option: %s' % option
       user['key'] = re.sub(r'\s', '', tarFile.extractfile(fileInfo).read())
       users[name] = user
     elif fileInfo.type == tarfile.REGTYPE and name.startswith('repos/'):
       repos.append(fileInfo)
     elif fileInfo.type == tarfile.REGTYPE and not name.startswith('.'):
       print >>sys.stderr, 'Unrecognized file in the repository: %s' % name
-    fileInfo = tarFile.next()
 
   for fileInfo in repos:
     name = os.path.basename(fileInfo.name).lower()
     repoUsers = tarFile.extractfile(fileInfo).readlines()
     for user in repoUsers:
       user = user.strip()
       if user == '' or user.startswith('#'):
         continue
@@ -80,21 +78,22 @@ def generateData(authRepo):
     if user['disabled']:
       continue
     yield 'no-pty,environment="HGUSER=%s",environment="HGREPOS=%s" %s %s\n' % (
       user['name'] if not user['trusted'] else '',
       ' '.join(user['repos']),
       'ssh-rsa' if user['keytype'] == 'rsa' else 'ssh-dss',
       user['key']
     )
+  tarFile.close()
 
 def hook(ui, repo, **kwargs):
   setupStderr()
 
-  result = generateData(get_config().get('hg', 'auth_repository'))
+  result = generateData(repo)
 
   file = open(get_config().get('hg', 'auth_file'), 'wb')
   for s in result:
     file.write(s)
   file.close()
 
 if __name__ == '__main__':
-  hook()
+  hook(None, get_config().get('hg', 'auth_repository'))