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108 lines
2.1 KiB
C
108 lines
2.1 KiB
C
#include "includes.h"
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#ifdef HAVE_OSF_SIA
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#include "ssh.h"
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#include "auth-sia.h"
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#include "log.h"
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#include "servconf.h"
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#include "canohost.h"
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#include <sia.h>
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#include <siad.h>
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#include <pwd.h>
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#include <signal.h>
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#include <setjmp.h>
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#include <sys/resource.h>
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#include <unistd.h>
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#include <string.h>
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extern ServerOptions options;
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extern int saved_argc;
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extern char **saved_argv;
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extern int errno;
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int
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auth_sia_password(char *user, char *pass)
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{
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int ret;
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SIAENTITY *ent = NULL;
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const char *host;
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host = get_canonical_hostname(options.verify_reverse_mapping);
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if (!user || !pass)
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return(0);
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if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, NULL, 0,
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NULL) != SIASUCCESS)
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return(0);
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if ((ret = sia_ses_authent(NULL, pass, ent)) != SIASUCCESS) {
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error("couldn't authenticate %s from %s", user, host);
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if (ret & SIASTOP)
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sia_ses_release(&ent);
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return(0);
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}
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sia_ses_release(&ent);
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return(1);
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}
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void
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session_setup_sia(char *user, char *tty)
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{
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int ret;
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struct passwd *pw;
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SIAENTITY *ent = NULL;
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const char *host;
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host = get_canonical_hostname (options.verify_reverse_mapping);
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if (sia_ses_init(&ent, saved_argc, saved_argv, host, user, tty, 0,
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NULL) != SIASUCCESS) {
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error("sia_ses_init failed");
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exit(1);
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}
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if ((pw = getpwnam(user)) == NULL) {
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sia_ses_release(&ent);
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error("getpwnam(%s) failed: %s", user, strerror(errno));
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exit(1);
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}
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if (sia_make_entity_pwd(pw, ent) != SIASUCCESS) {
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sia_ses_release(&ent);
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error("sia_make_entity_pwd failed");
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exit(1);
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}
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ent->authtype = SIA_A_NONE;
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if (sia_ses_estab(sia_collect_trm, ent) != SIASUCCESS) {
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error("couldn't establish session for %s from %s", user,
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host);
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exit(1);
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}
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if (setpriority(PRIO_PROCESS, 0, 0) == -1) {
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sia_ses_release(&ent);
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error("setpriority failed: %s", strerror (errno));
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exit(1);
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}
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if (sia_ses_launch(sia_collect_trm, ent) != SIASUCCESS) {
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error("couldn't launch session for %s from %s", user, host);
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exit(1);
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}
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sia_ses_release(&ent);
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if (setreuid(geteuid(), geteuid()) < 0) {
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error("setreuid failed: %s", strerror (errno));
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exit(1);
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}
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}
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#endif /* HAVE_OSF_SIA */
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