22f7f6acb8
ChallengeResponseAuthentication no UseLogin no SSH_PRIVSEP_USER=sshd, distributioin patch set it to nobodyh. (Jan Srzednicki) #undef USE_PIPES, problems with ppp over ssh. (Kugimoto Takeshi) fix missing includes for "canohost.h"
96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
--- auth2.c.orig Fri May 31 13:35:15 2002
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+++ auth2.c Fri Jun 28 06:45:47 2002
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@@ -35,6 +35,7 @@
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#include "dispatch.h"
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#include "pathnames.h"
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#include "monitor_wrap.h"
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+#include "canohost.h"
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/* import */
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extern ServerOptions options;
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@@ -133,6 +134,15 @@
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Authmethod *m = NULL;
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char *user, *service, *method, *style = NULL;
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int authenticated = 0;
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+#ifdef HAVE_LOGIN_CAP
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+ login_cap_t *lc;
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+#endif /* HAVE_LOGIN_CAP */
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+#if defined(HAVE_LOGIN_CAP) || defined(LOGIN_ACCESS)
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+ const char *from_host, *from_ip;
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+
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+ from_host = get_canonical_hostname(options.verify_reverse_mapping);
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+ from_ip = get_remote_ipaddr();
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+#endif /* HAVE_LOGIN_CAP || LOGIN_ACCESS */
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if (authctxt == NULL)
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fatal("input_userauth_request: no authctxt");
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@@ -152,8 +162,14 @@
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if (authctxt->pw && strcmp(service, "ssh-connection")==0) {
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authctxt->valid = 1;
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debug2("input_userauth_request: setting up authctxt for %s", user);
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+
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+#ifdef USE_PAM
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+ start_pam(authctxt->pw);
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+#endif
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+
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} else {
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log("input_userauth_request: illegal user %s", user);
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+ authctxt->pw = NULL;
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}
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setproctitle("%s%s", authctxt->pw ? user : "unknown",
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use_privsep ? " [net]" : "");
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@@ -168,6 +184,41 @@
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"(%s,%s) -> (%s,%s)",
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authctxt->user, authctxt->service, user, service);
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}
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+
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+#ifdef HAVE_LOGIN_CAP
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+ if (authctxt->pw != NULL) {
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+ lc = login_getpwclass(authctxt->pw);
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+ if (lc == NULL)
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+ lc = login_getclassbyname(NULL, authctxt->pw);
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+ if (!auth_hostok(lc, from_host, from_ip)) {
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+ log("Denied connection for %.200s from %.200s [%.200s].",
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+ authctxt->pw->pw_name, from_host, from_ip);
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+ packet_disconnect("Sorry, you are not allowed to connect.");
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+ }
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+ if (!auth_timeok(lc, time(NULL))) {
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+ log("LOGIN %.200s REFUSED (TIME) FROM %.200s",
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+ authctxt->pw->pw_name, from_host);
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+ packet_disconnect("Logins not available right now.");
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+ }
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+ login_close(lc);
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+ lc = NULL;
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+ }
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+#endif /* HAVE_LOGIN_CAP */
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+#ifdef LOGIN_ACCESS
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+ if (authctxt->pw != NULL &&
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+ !login_access(authctxt->pw->pw_name, from_host)) {
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+ log("Denied connection for %.200s from %.200s [%.200s].",
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+ authctxt->pw->pw_name, from_host, from_ip);
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+ packet_disconnect("Sorry, you are not allowed to connect.");
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+ }
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+#endif /* LOGIN_ACCESS */
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+#ifdef BSD_AUTH
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+ if (authctxt->as) {
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+ auth_close(authctxt->as);
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+ authctxt->as = NULL;
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+ }
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+#endif
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+
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/* reset state */
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auth2_challenge_stop(authctxt);
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authctxt->postponed = 0;
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@@ -178,6 +229,12 @@
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debug2("input_userauth_request: try method %s", method);
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authenticated = m->userauth(authctxt);
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}
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+
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+#ifdef USE_PAM
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+ if (authenticated && authctxt->user && !do_pam_account(authctxt->user, NULL))
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+ authenticated = 0;
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+#endif /* USE_PAM */
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+
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userauth_finish(authctxt, authenticated, method);
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xfree(service);
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