Don't let Python abort unconditionally if a host wasn't found.

[mirror/userdir-ldap.git] / userdir_ldap.py

diff --git a/userdir_ldap.py b/userdir_ldap.py
index d70167d..634c514 100644 (file)
--- a/userdir_ldap.py
+++ b/userdir_ldap.py
@@ -1,3 +1,21 @@
+#   Copyright (c) 1999-2000  Jason Gunthorpe <jgg@debian.org>
+#   Copyright (c) 2001-2003  Ryan Murray <rmurray@debian.org>
+#   Copyright (c) 2004-2005  Joey Schulze <joey@infodrom.org>
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program; if not, write to the Free Software
+#   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
 # Some routines and configuration that are used by the ldap progams
 import termios, re, string, imp, ldap, sys, whrandom, crypt, rfc822;
 import userdir_gpg
@@ -30,7 +48,11 @@ userdir_gpg.SetKeyrings(string.split(ConfModule.keyrings,":"));
 LastNamesPre = {"van": None, "von": None, "le": None, "de": None, "di": None};
 
 # This is a list of common groups on Debian hosts
-DebianGroups = {"Debian": 800, "guest": 60000}
+DebianGroups = {
+   "Debian": 800,
+   "guest": 60000,
+   "nogroup": 65534
+   }
 
 # SSH Key splitting. The result is:
 # (options,size,modulous,exponent,comment)
@@ -80,12 +102,42 @@ def getpass(prompt = "Password: "):
    new[3] = new[3] & ~termios.ECHO;          # lflags
    try:
       termios.tcsetattr(fd, termios.TCSADRAIN, new);
-      passwd = raw_input(prompt);
+      try:
+         passwd = raw_input(prompt);
+      except KeyboardInterrupt:
+         termios.tcsetattr(fd, termios.TCSADRAIN, old);
+         print
+         sys.exit(0)
+      except EOFError:
+         passwd = ""
    finally:
       termios.tcsetattr(fd, termios.TCSADRAIN, old);
    print;
    return passwd;
 
+def passwdAccessLDAP(LDAPServer, BaseDn, AdminUser):
+   """
+   Ask for the AdminUser's password and connect to the LDAP server.
+   Returns the connection handle.
+   """
+   print "Accessing LDAP directory as '" + AdminUser + "'";
+   while (1):
+      Password = getpass(AdminUser + "'s password: ");
+
+      if len(Password) == 0:
+         sys.exit(0)
+
+      l = ldap.open(LDAPServer);
+      UserDn = "uid=" + AdminUser + "," + BaseDn;
+
+      # Connect to the ldap server
+      try:
+         l.simple_bind_s(UserDn,Password);
+      except ldap.INVALID_CREDENTIALS:
+         continue
+      break
+   return l
+
 # Split up a name into multiple components. This tries to best guess how
 # to split up a name
 def NameSplit(Name):