blob: 5c9b3f5de24bfc694baf735230429f964987d486 [file] [log] [blame]
Kevin Steves19fa9b52002-04-12 15:36:07 +00001/*
2 * Copyright (c) 2002 Chris Adams. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
Damien Miller92ddb7d2001-02-14 01:25:23 +110025#include "includes.h"
26
27#ifdef HAVE_OSF_SIA
28#include "ssh.h"
Kevin Steves6939b232002-04-10 16:09:51 +000029#include "auth.h"
Damien Miller92ddb7d2001-02-14 01:25:23 +110030#include "auth-sia.h"
31#include "log.h"
32#include "servconf.h"
33#include "canohost.h"
34
35#include <sia.h>
36#include <siad.h>
37#include <pwd.h>
38#include <signal.h>
39#include <setjmp.h>
40#include <sys/resource.h>
41#include <unistd.h>
42#include <string.h>
43
44extern ServerOptions options;
45extern int saved_argc;
46extern char **saved_argv;
47
Damien Miller92ddb7d2001-02-14 01:25:23 +110048int
Kevin Stevese683e762002-04-04 19:02:28 +000049auth_sia_password(Authctxt *authctxt, char *pass)
Damien Miller92ddb7d2001-02-14 01:25:23 +110050{
51 int ret;
52 SIAENTITY *ent = NULL;
53 const char *host;
54
Damien Millerf3451a22002-02-05 12:40:46 +110055 host = get_canonical_hostname(options.verify_reverse_mapping);
Damien Miller92ddb7d2001-02-14 01:25:23 +110056
Ben Lindstromc8c548d2003-03-21 01:18:09 +000057 if (!authctxt->user || !pass || pass[0] == '\0')
Damien Miller92ddb7d2001-02-14 01:25:23 +110058 return(0);
59
Ben Lindstromc8c548d2003-03-21 01:18:09 +000060 if (sia_ses_init(&ent, saved_argc, saved_argv, host, authctxt->user,
61 NULL, 0, NULL) != SIASUCCESS)
Damien Miller92ddb7d2001-02-14 01:25:23 +110062 return(0);
63
64 if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) {
Ben Lindstromc8c548d2003-03-21 01:18:09 +000065 error("Couldn't authenticate %s from %s", authctxt->user,
66 host);
Damien Miller92ddb7d2001-02-14 01:25:23 +110067 if (ret & SIASTOP)
68 sia_ses_release(&ent);
69 return(0);
70 }
71
72 sia_ses_release(&ent);
73
74 return(1);
75}
76
77void
Ben Lindstromc8c548d2003-03-21 01:18:09 +000078session_setup_sia(struct passwd *pw, char *tty)
Damien Miller92ddb7d2001-02-14 01:25:23 +110079{
Damien Miller92ddb7d2001-02-14 01:25:23 +110080 SIAENTITY *ent = NULL;
81 const char *host;
82
Ben Lindstromc8c548d2003-03-21 01:18:09 +000083 host = get_canonical_hostname(options.verify_reverse_mapping);
Damien Miller92ddb7d2001-02-14 01:25:23 +110084
Ben Lindstromc8c548d2003-03-21 01:18:09 +000085 if (sia_ses_init(&ent, saved_argc, saved_argv, host, pw->pw_name, tty,
86 0, NULL) != SIASUCCESS)
Kevin Steves0c283d82002-04-11 20:39:40 +000087 fatal("sia_ses_init failed");
Damien Miller92ddb7d2001-02-14 01:25:23 +110088
Damien Miller92ddb7d2001-02-14 01:25:23 +110089 if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) {
90 sia_ses_release(&ent);
Kevin Steves0c283d82002-04-11 20:39:40 +000091 fatal("sia_make_entity_pwd failed");
Damien Miller92ddb7d2001-02-14 01:25:23 +110092 }
93
94 ent->authtype = SIA_A_NONE;
Ben Lindstromc8c548d2003-03-21 01:18:09 +000095 if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS)
96 fatal("Couldn't establish session for %s from %s",
97 pw->pw_name, host);
98
99 if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS)
100 fatal("Couldn't launch session for %s from %s", pw->pw_name,
Damien Miller92ddb7d2001-02-14 01:25:23 +1100101 host);
Damien Miller92ddb7d2001-02-14 01:25:23 +1100102
103 sia_ses_release(&ent);
104
Ben Lindstromc8c548d2003-03-21 01:18:09 +0000105 if (setreuid(geteuid(), geteuid()) < 0)
Kevin Steves0c283d82002-04-11 20:39:40 +0000106 fatal("setreuid: %s", strerror(errno));
Damien Miller92ddb7d2001-02-14 01:25:23 +1100107}
108
109#endif /* HAVE_OSF_SIA */