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5a8bd0c3 | 1 | /* |
2 | * Copyright (c) 2004 Darren Tucker. All rights reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions | |
6 | * are met: | |
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. | |
12 | * | |
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. | |
23 | */ | |
24 | ||
25 | #include "includes.h" | |
5a8bd0c3 | 26 | |
d78480be | 27 | #if defined(USE_SHADOW) && defined(HAS_SHADOW_EXPIRE) |
5a8bd0c3 | 28 | #include <shadow.h> |
29 | ||
30 | #include "auth.h" | |
5a8bd0c3 | 31 | #include "buffer.h" |
32 | #include "log.h" | |
33 | ||
f83b0f6a | 34 | #ifdef DAY |
35 | # undef DAY | |
36 | #endif | |
5a8bd0c3 | 37 | #define DAY (24L * 60 * 60) /* 1 day in seconds */ |
38 | ||
39 | extern Buffer loginmsg; | |
40 | ||
f14ca4a4 | 41 | /* |
42 | * For the account and password expiration functions, we assume the expiry | |
43 | * occurs the day after the day specified. | |
44 | */ | |
45 | ||
46 | /* | |
47 | * Check if specified account is expired. Returns 1 if account is expired, | |
48 | * 0 otherwise. | |
49 | */ | |
50 | int | |
51 | auth_shadow_acctexpired(struct spwd *spw) | |
52 | { | |
53 | time_t today; | |
8318c702 | 54 | int daysleft; |
55 | char buf[256]; | |
f14ca4a4 | 56 | |
57 | today = time(NULL) / DAY; | |
8318c702 | 58 | daysleft = spw->sp_expire - today; |
59 | debug3("%s: today %d sp_expire %d days left %d", __func__, (int)today, | |
60 | (int)spw->sp_expire, daysleft); | |
f14ca4a4 | 61 | |
8318c702 | 62 | if (spw->sp_expire == -1) { |
63 | debug3("account expiration disabled"); | |
64 | } else if (daysleft < 0) { | |
f14ca4a4 | 65 | logit("Account %.100s has expired", spw->sp_namp); |
66 | return 1; | |
8318c702 | 67 | } else if (daysleft <= spw->sp_warn) { |
68 | debug3("account will expire in %d days", daysleft); | |
69 | snprintf(buf, sizeof(buf), | |
70 | "Your account will expire in %d day%s.\n", daysleft, | |
71 | daysleft == 1 ? "" : "s"); | |
72 | buffer_append(&loginmsg, buf, strlen(buf)); | |
f14ca4a4 | 73 | } |
74 | ||
75 | return 0; | |
76 | } | |
77 | ||
5a8bd0c3 | 78 | /* |
79 | * Checks password expiry for platforms that use shadow passwd files. | |
80 | * Returns: 1 = password expired, 0 = password not expired | |
81 | */ | |
82 | int | |
83 | auth_shadow_pwexpired(Authctxt *ctxt) | |
84 | { | |
85 | struct spwd *spw = NULL; | |
86 | const char *user = ctxt->pw->pw_name; | |
8318c702 | 87 | char buf[256]; |
5a8bd0c3 | 88 | time_t today; |
8318c702 | 89 | int daysleft, disabled = 0; |
5a8bd0c3 | 90 | |
8318c702 | 91 | if ((spw = getspnam((char *)user)) == NULL) { |
5a8bd0c3 | 92 | error("Could not get shadow information for %.100s", user); |
93 | return 0; | |
94 | } | |
95 | ||
96 | today = time(NULL) / DAY; | |
97 | debug3("%s: today %d sp_lstchg %d sp_max %d", __func__, (int)today, | |
98 | (int)spw->sp_lstchg, (int)spw->sp_max); | |
99 | ||
100 | #if defined(__hpux) && !defined(HAVE_SECUREWARE) | |
8318c702 | 101 | if (iscomsec()) { |
102 | struct pr_passwd *pr; | |
d1cf9a87 | 103 | |
8318c702 | 104 | pr = getprpwnam((char *)user); |
105 | ||
106 | /* Test for Trusted Mode expiry disabled */ | |
107 | if (pr != NULL && pr->ufld.fd_min == 0 && | |
108 | pr->ufld.fd_lifetime == 0 && pr->ufld.fd_expire == 0 && | |
109 | pr->ufld.fd_pw_expire_warning == 0 && | |
110 | pr->ufld.fd_schange != 0) | |
111 | disabled = 1; | |
112 | } | |
5a8bd0c3 | 113 | #endif |
114 | ||
8318c702 | 115 | /* TODO: check sp_inact */ |
116 | daysleft = spw->sp_lstchg + spw->sp_max - today; | |
117 | if (disabled) { | |
118 | debug3("password expiration disabled"); | |
119 | } else if (spw->sp_lstchg == 0) { | |
5a8bd0c3 | 120 | logit("User %.100s password has expired (root forced)", user); |
121 | return 1; | |
8318c702 | 122 | } else if (spw->sp_max == -1) { |
123 | debug3("password expiration disabled"); | |
124 | } else if (daysleft < 0) { | |
5a8bd0c3 | 125 | logit("User %.100s password has expired (password aged)", user); |
126 | return 1; | |
8318c702 | 127 | } else if (daysleft <= spw->sp_warn) { |
128 | debug3("password will expire in %d days", daysleft); | |
129 | snprintf(buf, sizeof(buf), | |
130 | "Your password will expire in %d day%s.\n", daysleft, | |
131 | daysleft == 1 ? "" : "s"); | |
132 | buffer_append(&loginmsg, buf, strlen(buf)); | |
5a8bd0c3 | 133 | } |
134 | ||
135 | return 0; | |
136 | } | |
d78480be | 137 | #endif /* USE_SHADOW && HAS_SHADOW_EXPIRE */ |