2 * Copyright (c) 2004 Darren Tucker. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 RCSID("$Id: auth-shadow.c,v 1.7 2005/07/17 07:04:47 djm Exp $");
28 #if defined(USE_SHADOW) && defined(HAS_SHADOW_EXPIRE)
38 #define DAY (24L * 60 * 60) /* 1 day in seconds */
40 extern Buffer loginmsg;
43 * For the account and password expiration functions, we assume the expiry
44 * occurs the day after the day specified.
48 * Check if specified account is expired. Returns 1 if account is expired,
52 auth_shadow_acctexpired(struct spwd *spw)
58 today = time(NULL) / DAY;
59 daysleft = spw->sp_expire - today;
60 debug3("%s: today %d sp_expire %d days left %d", __func__, (int)today,
61 (int)spw->sp_expire, daysleft);
63 if (spw->sp_expire == -1) {
64 debug3("account expiration disabled");
65 } else if (daysleft < 0) {
66 logit("Account %.100s has expired", spw->sp_namp);
68 } else if (daysleft <= spw->sp_warn) {
69 debug3("account will expire in %d days", daysleft);
70 snprintf(buf, sizeof(buf),
71 "Your account will expire in %d day%s.\n", daysleft,
72 daysleft == 1 ? "" : "s");
73 buffer_append(&loginmsg, buf, strlen(buf));
80 * Checks password expiry for platforms that use shadow passwd files.
81 * Returns: 1 = password expired, 0 = password not expired
84 auth_shadow_pwexpired(Authctxt *ctxt)
86 struct spwd *spw = NULL;
87 const char *user = ctxt->pw->pw_name;
90 int daysleft, disabled = 0;
92 if ((spw = getspnam((char *)user)) == NULL) {
93 error("Could not get shadow information for %.100s", user);
97 today = time(NULL) / DAY;
98 debug3("%s: today %d sp_lstchg %d sp_max %d", __func__, (int)today,
99 (int)spw->sp_lstchg, (int)spw->sp_max);
101 #if defined(__hpux) && !defined(HAVE_SECUREWARE)
103 struct pr_passwd *pr;
105 pr = getprpwnam((char *)user);
107 /* Test for Trusted Mode expiry disabled */
108 if (pr != NULL && pr->ufld.fd_min == 0 &&
109 pr->ufld.fd_lifetime == 0 && pr->ufld.fd_expire == 0 &&
110 pr->ufld.fd_pw_expire_warning == 0 &&
111 pr->ufld.fd_schange != 0)
116 /* TODO: check sp_inact */
117 daysleft = spw->sp_lstchg + spw->sp_max - today;
119 debug3("password expiration disabled");
120 } else if (spw->sp_lstchg == 0) {
121 logit("User %.100s password has expired (root forced)", user);
123 } else if (spw->sp_max == -1) {
124 debug3("password expiration disabled");
125 } else if (daysleft < 0) {
126 logit("User %.100s password has expired (password aged)", user);
128 } else if (daysleft <= spw->sp_warn) {
129 debug3("password will expire in %d days", daysleft);
130 snprintf(buf, sizeof(buf),
131 "Your password will expire in %d day%s.\n", daysleft,
132 daysleft == 1 ? "" : "s");
133 buffer_append(&loginmsg, buf, strlen(buf));
138 #endif /* USE_SHADOW && HAS_SHADOW_EXPIRE */