source: trunk/web/templates/getafsgroups.py @ 182

Last change on this file since 182 was 177, checked in by ecprice, 17 years ago

Several modifications.

File size: 3.2 KB
Line 
1#!/usr/bin/python
2import pprint
3import subprocess
4
5# import ldap
6# l = ldap.open("W92-130-LDAP-2.mit.edu")
7# # ldap.mit.edu is 1/2 broken right now so we're going to the working backend
8# l.simple_bind_s("", "")
9
10# def getLdapGroups(user):
11#     """
12#     getLdapGroups(user): returns a generator for the list of LDAP groups containing user
13#     """
14#     for user_data in l.search_s("ou=affiliates,dc=mit,dc=edu", ldap.SCOPE_ONELEVEL, "uid=" + user, []):
15#         for group_data in l.search_s("ou=groups,dc=mit,dc=edu", ldap.SCOPE_ONELEVEL, "uniqueMember="+user_data[0], ['cn']):
16#             yield group_data[1]['cn'][0]
17
18# def checkLdapGroups(user, group):
19#     """
20#     checkLdapGroups(user, group): returns True if and only if user is in LDAP group group
21#     """
22#     for result_data in l.search_s("ou=affiliates,dc=mit,dc=edu", ldap.SCOPE_ONELEVEL, "uid=" + user, []):
23#         if l.search_s("ou=groups,dc=mit,dc=edu", ldap.SCOPE_ONELEVEL, "(&(cn=" + group + ")(uniqueMember="+result_data[0] + "))", []) != []:
24#             return True
25#     return False
26
27def checkAfsGroup(user, group, cell):
28    """
29    checkAfsGroup(user, group) returns True if and only if user is in AFS group group in cell cell
30    """
31    p = subprocess.Popen(["pts", "membership", group, '-c', cell], 
32                         stdout=subprocess.PIPE, stderr=subprocess.PIPE)
33    if p.wait():
34        return False
35    for line in p.stdout.readlines()[1:]:
36        if line.strip() == user:
37            return True
38    return False
39
40def checkLockerOwner(user, locker, verbose=False):
41    """
42    checkLockerOwner(user, locker) returns True if and only if user administers locker
43    """
44    p = subprocess.Popen(["fs", "whichcell", "/mit/" + locker], 
45                         stdout=subprocess.PIPE, stderr=subprocess.PIPE)
46    if p.wait():
47        if verbose:
48            return p.stderr.read()
49        return False
50    cell = p.stdout.read().split()[-1][1:-1]
51    p = subprocess.Popen(["fs", "listacl", "/mit/" + locker], 
52                         stdout=subprocess.PIPE, stderr=subprocess.PIPE)
53    if p.wait():
54        if verbose:
55            return p.stderr.read()
56        return False
57    for line in p.stdout.readlines()[1:]:
58        entry = line.split()
59        if not entry or entry[0] == "Negative":
60            break
61        if entry[1] == "rlidwka":
62            if entry[0] == user or (entry[0][0:6] == "system" and 
63                                    checkAfsGroup(user, entry[0], cell)):
64                return True
65    if verbose:
66        return "You don't have admin bits on /mit/" + locker
67    return False
68
69
70if __name__ == "__main__":
71#    print list(getldapgroups("tabbott"))
72    print checkAfsGroup("tabbott", "system:debathena", 'athena.mit.edu')
73    print checkAfsGroup("tabbott", "system:debathena", 'sipb.mit.edu')
74    print checkAfsGroup("tabbott", "system:debathena-root", 'athena.mit.edu')
75    print checkAfsGroup("tabbott", "system:hmmt-request", 'athena.mit.edu')
76    print checkLockerOwner("tabbott", "tabbott")
77    print checkLockerOwner("tabbott", "debathena")
78    print checkLockerOwner("tabbott", "sipb")
79    print checkLockerOwner("tabbott", "lsc")
80    print checkLockerOwner("tabbott", "scripts")
81    print checkLockerOwner("ecprice", "hmmt")
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