Added read_only support to add_user

PYTHON-312

Author: rozza

pymongo/database.py

@@ -537,7 +537,7 @@ def __iter__(self):
  def next(self):
  raise TypeError("'Database' object is not iterable")
 
- def add_user(self, name, password):
+ def add_user(self, name, password, read_only=False):
  """Create user `name` with password `password`.
 
  Add a new user with permissions for this :class:`Database`.
@@ -547,13 +547,15 @@ def add_user(self, name, password):
  :Parameters:
  - `name`: the name of the user to create
  - `password`: the password of the user to create
+ - `read_only` (optional): if ``True`` it will make user read only
 
  .. versionadded:: 1.4
  """
  pwd = helpers._password_digest(name, password)
  self.system.users.update({"user": name},
  {"user": name,
- "pwd": pwd},
+ "pwd": pwd,
+ "readOnly": read_only},
  upsert=True, safe=True)
 
  def remove_user(self, name):

test/test_database.py

@@ -292,6 +292,10 @@ def test_authenticate_add_remove_user(self):
  self.assertFalse(db.authenticate("Gustave", u"Dor\xe9"))
  self.assert_(db.authenticate("Gustave", u"password"))
 
+ db.add_user("Ross", "password", read_only=True)
+ self.assert_(db.authenticate("Ross", u"password"))
+ self.assert_(db.system.users.find({"readOnly": True}).count())
+
  # just make sure there are no exceptions here
  db.logout()
  db.logout()