Apply class-imposed login restrictions.
Sponsored by: DARPA, NAI Labs
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parent
382d19ee61
commit
5b400a39b8
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=99053
@ -24,6 +24,7 @@
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#include "includes.h"
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RCSID("$OpenBSD: auth2.c,v 1.93 2002/05/31 11:35:15 markus Exp $");
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RCSID("$FreeBSD$");
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#include "ssh2.h"
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#include "xmalloc.h"
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@ -137,6 +138,13 @@ input_userauth_request(int type, u_int32_t seq, void *ctxt)
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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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const char *from_host, *from_ip;
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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
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if (authctxt == NULL)
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fatal("input_userauth_request: no authctxt");
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@ -178,6 +186,27 @@ input_userauth_request(int type, u_int32_t seq, void *ctxt)
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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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#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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/* reset state */
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auth2_challenge_stop(authctxt);
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authctxt->postponed = 0;
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