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Make LOGIN_CAP work properly.

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This commit is contained in:
Mark Murray 2000-03-09 14:52:31 +00:00
parent 32387b216d
commit c59bf09996
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=57853
1 changed files with 29 additions and 20 deletions
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49
crypto/openssh/sshd.c
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@ -1292,10 +1292,13 @@ do_authentication()
char *user;
#ifdef LOGIN_CAP
login_cap_t *lc;
char *hosts;
const char *from_host, *from_ip;
int denied;
#endif /* LOGIN_CAP */
#if defined(LOGIN_CAP) || defined(LOGIN_ACCESS)
const char *from_host, *from_ip;
from_host = get_canonical_hostname();
from_ip = get_remote_ipaddr();
#endif /* LOGIN_CAP || LOGIN_ACCESS */
/* Get the name of the user that we wish to log in as. */
packet_read_expect(&plen, SSH_CMSG_USER);
@ -1374,28 +1377,25 @@ do_authentication()
lc = login_getpwclass(pw);
if (lc == NULL)
lc = login_getclassbyname(NULL, pw);
from_host = get_canonical_hostname();
from_ip = get_remote_ipaddr();
denied = 0;
if ((hosts = login_getcapstr(lc, "host.deny", NULL, NULL)) != NULL) {
denied = match_hostname(from_host, hosts, strlen(hosts));
if (!denied)
denied = match_hostname(from_ip, hosts, strlen(hosts));
}
if (!denied &&
(hosts = login_getcapstr(lc, "host.allow", NULL, NULL)) != NULL) {
denied = !match_hostname(from_host, hosts, strlen(hosts));
if (denied)
denied = !match_hostname(from_ip, hosts, strlen(hosts));
}
login_close(lc);
if (denied) {
if (!auth_hostok(lc, from_host, from_ip)) {
log("Denied connection for %.200s from %.200s [%.200s].",
pw->pw_name, from_host, from_ip);
packet_disconnect("Sorry, you are not allowed to connect.");
}
if (!auth_timeok(lc, time(NULL))) {
log("LOGIN %.200s REFUSED (TIME) FROM %.200s",
pw->pw_name, from_host);
packet_disconnect("Logins not available right now.");
}
login_close(lc);
#endif /* LOGIN_CAP */
#ifdef LOGIN_ACCESS
if (!login_access(pw->pw_name, from_host)) {
log("Denied connection for %.200s from %.200s [%.200s].",
pw->pw_name, from_host, from_ip);
packet_disconnect("Sorry, you are not allowed to connect.");
}
#endif /* LOGIN_ACCESS */
if (pw->pw_uid == 0)
log("ROOT LOGIN as '%.100s' from %.100s",
@ -2340,6 +2340,15 @@ do_exec_pty(const char *command, int ptyfd, int ttyfd,
ctime(&pw->pw_expire));
}
#endif /* __FreeBSD__ */
#ifdef LOGIN_CAP
if (!auth_ttyok(lc, ttyname)) {
(void)printf("Permission denied.\n");
log(
"LOGIN %.200s REFUSED (TTY) FROM %.200s ON TTY %.200s",
pw->pw_name, hostname, ttyname);
exit(254);
}
#endif /* LOGIN_CAP */
/*
* If the user has logged in before, display the time of last