Anonymous bind not possible

[whitlockjc]

Currently, the bind-dn is required which disallows anonymous binds. The attached patch adds support for anonymous binding by not passing a bind-dn:

Index: sync_ldap_groups_to_svn_authz.py
===================================================================
--- sync_ldap_groups_to_svn_authz.py    (revision 25)
+++ sync_ldap_groups_to_svn_authz.py    (revision 26)
@@ -103,7 +103,10 @@

   ldapobject = ldap.initialize(url)

-  ldapobject.bind(bind_dn, bind_password)
+  if (bind_dn != None):
+    ldapobject.bind(bind_dn, bind_password)
+  else:
+    ldapobject.simple_bind_s('', '')

   if verbose:
     print("Successfully bound to %s..." % url)
@@ -467,8 +470,8 @@
 def are_properties_set():
   """This function will perform a simple test to make sure none of the
 properties are 'None'."""
-  if (bind_dn == None):
-    return False
+  #if (bind_dn == None):
+  #  return False
   if (url == None):
     return False
   if (base_dn == None):
@@ -493,8 +496,8 @@
   """This function returns a list of unset properties necessary to run."""
   unset_properties = []

-  if (bind_dn == None):
-    unset_properties += ['bind-dn']
+  #if (bind_dn == None):
+  #  unset_properties += ['bind-dn']
   if (url == None):
     unset_properties += ['url']
   if (base_dn == None):
@@ -535,7 +538,7 @@
   # Allow user to type in password if missing
   global bind_password

-  if bind_password == None:
+  if bind_dn != None and bind_password == None:
     bind_password = getpass.getpass("Please provide the bind DN password: ")

   ldapobject = None