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40b74b3f | 1 | /* |
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 | ||
b7ccb051 | 25 | #include "includes.h" |
26 | ||
27 | #ifdef HAVE_OSF_SIA | |
28 | #include "ssh.h" | |
ca8aba40 | 29 | #include "auth.h" |
b7ccb051 | 30 | #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 | ||
44 | extern ServerOptions options; | |
45 | extern int saved_argc; | |
46 | extern char **saved_argv; | |
47 | ||
b7ccb051 | 48 | int |
fde58bd4 | 49 | auth_sia_password(Authctxt *authctxt, char *pass) |
b7ccb051 | 50 | { |
51 | int ret; | |
52 | SIAENTITY *ent = NULL; | |
53 | const char *host; | |
54 | ||
c5a7d788 | 55 | host = get_canonical_hostname(options.use_dns); |
b7ccb051 | 56 | |
f1da2b8b | 57 | if (!authctxt->user || pass == NULL || pass[0] == '\0') |
58 | return (0); | |
b7ccb051 | 59 | |
58d0df4e | 60 | if (sia_ses_init(&ent, saved_argc, saved_argv, host, authctxt->user, |
61 | NULL, 0, NULL) != SIASUCCESS) | |
f1da2b8b | 62 | return (0); |
b7ccb051 | 63 | |
64 | if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) { | |
f1da2b8b | 65 | error("Couldn't authenticate %s from %s", |
66 | authctxt->user, host); | |
b7ccb051 | 67 | if (ret & SIASTOP) |
68 | sia_ses_release(&ent); | |
f1da2b8b | 69 | |
70 | return (0); | |
b7ccb051 | 71 | } |
72 | ||
73 | sia_ses_release(&ent); | |
74 | ||
f1da2b8b | 75 | return (1); |
b7ccb051 | 76 | } |
77 | ||
78 | void | |
58d0df4e | 79 | session_setup_sia(struct passwd *pw, char *tty) |
b7ccb051 | 80 | { |
b7ccb051 | 81 | SIAENTITY *ent = NULL; |
82 | const char *host; | |
83 | ||
c5a7d788 | 84 | host = get_canonical_hostname(options.use_dns); |
b7ccb051 | 85 | |
f1da2b8b | 86 | if (sia_ses_init(&ent, saved_argc, saved_argv, host, pw->pw_name, |
87 | tty, 0, NULL) != SIASUCCESS) | |
65b91c76 | 88 | fatal("sia_ses_init failed"); |
b7ccb051 | 89 | |
b7ccb051 | 90 | if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) { |
91 | sia_ses_release(&ent); | |
65b91c76 | 92 | fatal("sia_make_entity_pwd failed"); |
b7ccb051 | 93 | } |
94 | ||
95 | ent->authtype = SIA_A_NONE; | |
58d0df4e | 96 | if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS) |
97 | fatal("Couldn't establish session for %s from %s", | |
98 | pw->pw_name, host); | |
b7ccb051 | 99 | |
58d0df4e | 100 | if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS) |
f1da2b8b | 101 | fatal("Couldn't launch session for %s from %s", |
102 | pw->pw_name, host); | |
b7ccb051 | 103 | |
104 | sia_ses_release(&ent); | |
105 | ||
58d0df4e | 106 | if (setreuid(geteuid(), geteuid()) < 0) |
65b91c76 | 107 | fatal("setreuid: %s", strerror(errno)); |
b7ccb051 | 108 | } |
109 | ||
110 | #endif /* HAVE_OSF_SIA */ |