1 // Copyright (C) 1999,2000 Bruce Guenter <bruceg@em.ca>
2 //
3 // This program is free software; you can redistribute it and/or modify
4 // it under the terms of the GNU General Public License as published by
5 // the Free Software Foundation; either version 2 of the License, or
6 // (at your option) any later version.
7 //
8 // This program is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 // GNU General Public License for more details.
12 //
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16
17 #include <config.h>
18 #include "daemon.h"
19 #include "log.h"
20 #include "misc/lookup.h"
21 #include "misc/pwentry_table.h"
22
lookup_and_validate(const mystring & fullname,pwentry * & pw,vpwentry * & vpw,const mystring & password,bool mustexist,bool userpass)23 response lookup_and_validate(const mystring& fullname,
24 pwentry* &pw, vpwentry* &vpw,
25 const mystring& password,
26 bool mustexist,
27 bool userpass)
28 {
29 if(userpass && !mustexist)
30 RETURN(err, "Internal error -- userpass && !mustexist");
31 mystring virtname;
32 if(!lookup_baseuser(fullname, pw, virtname))
33 RETURN(err, "Invalid or unknown base user or domain");
34 if(!password)
35 RETURN(err, "Incorrect password");
36 bool passok = pw->authenticate(password);
37 if(!passok && !userpass)
38 RETURN(err, "Incorrect password");
39 if(virtname.empty())
40 RETURN(err, "User name does not refer to a virtual user");
41 state = new saved_state(pw);
42 if(mustexist) {
43 vpw = state->domain.lookup(virtname);
44 if(!vpw)
45 RETURN(err, "Invalid or unknown virtual user");
46 else if(!passok && !vpw->authenticate(password))
47 RETURN(err, "Incorrect password");
48 else
49 RETURN(ok, "");
50 }
51 else { // user must not already exist
52 vpw = state->domain.lookup(virtname);
53 if(vpw)
54 RETURN(err, "Virtual user already exists");
55 else {
56 vpw = new vpwentry(virtname, "*", 0, 0, false);
57 RETURN(ok, "");
58 }
59 }
60 }
61
CMD_FD(lookup)62 CMD_FD(lookup)
63 // Usage: lookup username-virtname password
64 // Result: binary vpwentry data
65 {
66 mystring fulluser = args[0];
67 mystring password = args[1];
68 args[1] = LOG_PASSWORD;
69 logcommand(args);
70
71 pwentry* pw;
72 vpwentry* vpw;
73 OK_RESPONSE(lookup_and_validate(fulluser, pw, vpw, password, true, true));
74
75 response(response::ok, vpw->to_record()).write(fd);
76 RETURN(ok, "Wrote virtual user data");
77 }
78