| 1 | #include "includes.h" |
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| 2 | |
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| 3 | #ifdef HAVE_OSF_SIA |
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| 4 | #include "ssh.h" |
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| 5 | #include "auth-sia.h" |
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| 6 | #include "log.h" |
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| 7 | #include "servconf.h" |
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| 8 | #include "canohost.h" |
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| 9 | |
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| 10 | #include <sia.h> |
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| 11 | #include <siad.h> |
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| 12 | #include <pwd.h> |
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| 13 | #include <signal.h> |
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| 14 | #include <setjmp.h> |
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| 15 | #include <sys/resource.h> |
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| 16 | #include <unistd.h> |
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| 17 | #include <string.h> |
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| 18 | |
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| 19 | extern ServerOptions options; |
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| 20 | extern int saved_argc; |
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| 21 | extern char **saved_argv; |
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| 22 | |
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| 23 | extern int errno; |
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| 24 | |
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| 25 | int |
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| 26 | auth_sia_password(char *user, char *pass) |
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| 27 | { |
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| 28 | int ret; |
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| 29 | SIAENTITY *ent = NULL; |
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| 30 | const char *host; |
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| 31 | |
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| 32 | host = get_canonical_hostname(options.reverse_mapping_check); |
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| 33 | |
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| 34 | if (!user || !pass) |
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| 35 | return(0); |
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| 36 | |
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| 37 | if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, NULL, 0, |
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| 38 | NULL) != SIASUCCESS) |
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| 39 | return(0); |
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| 40 | |
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| 41 | if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) { |
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| 42 | error("couldn't authenticate %s from %s", user, host); |
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| 43 | if (ret & SIASTOP) |
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| 44 | sia_ses_release(&ent); |
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| 45 | return(0); |
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| 46 | } |
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| 47 | |
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| 48 | sia_ses_release(&ent); |
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| 49 | |
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| 50 | return(1); |
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| 51 | } |
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| 52 | |
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| 53 | void |
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| 54 | session_setup_sia(char *user, char *tty) |
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| 55 | { |
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| 56 | int ret; |
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| 57 | struct passwd *pw; |
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| 58 | SIAENTITY *ent = NULL; |
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| 59 | const char *host; |
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| 60 | |
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| 61 | host = get_canonical_hostname (options.reverse_mapping_check); |
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| 62 | |
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| 63 | if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, tty, 0, |
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| 64 | NULL) != SIASUCCESS) { |
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| 65 | error("sia_ses_init failed"); |
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| 66 | exit(1); |
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| 67 | } |
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| 68 | |
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| 69 | if ((pw = getpwnam(user)) == NULL) { |
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| 70 | sia_ses_release(&ent); |
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| 71 | error("getpwnam(%s) failed: %s", user, strerror(errno)); |
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| 72 | exit(1); |
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| 73 | } |
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| 74 | if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) { |
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| 75 | sia_ses_release(&ent); |
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| 76 | error("sia_make_entity_pwd failed"); |
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| 77 | exit(1); |
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| 78 | } |
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| 79 | |
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| 80 | ent->authtype = SIA_A_NONE; |
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| 81 | if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS) { |
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| 82 | error("couldn't establish session for %s from %s", user, |
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| 83 | host); |
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| 84 | exit(1); |
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| 85 | } |
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| 86 | |
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| 87 | if (setpriority(PRIO_PROCESS, 0, 0) == -1) { |
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| 88 | sia_ses_release(&ent); |
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| 89 | error("setpriority failed: %s", strerror (errno)); |
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| 90 | exit(1); |
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| 91 | } |
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| 92 | |
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| 93 | if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS) { |
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| 94 | error("couldn't launch session for %s from %s", user, host); |
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| 95 | exit(1); |
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| 96 | } |
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| 97 | |
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| 98 | sia_ses_release(&ent); |
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| 99 | |
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| 100 | if (setreuid(geteuid(), geteuid()) < 0) { |
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| 101 | error("setreuid failed: %s", strerror (errno)); |
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| 102 | exit(1); |
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| 103 | } |
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| 104 | } |
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| 105 | |
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| 106 | #endif /* HAVE_OSF_SIA */ |
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| 107 | |
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