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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> |
24436b92 | 29 | #include <stdarg.h> |
28cb0a43 | 30 | #include <string.h> |
e5b792cd | 31 | #include <time.h> |
5a8bd0c3 | 32 | |
00a017bd | 33 | #include "key.h" |
34 | #include "hostfile.h" | |
5a8bd0c3 | 35 | #include "auth.h" |
5a8bd0c3 | 36 | #include "buffer.h" |
37 | #include "log.h" | |
38 | ||
f83b0f6a | 39 | #ifdef DAY |
40 | # undef DAY | |
41 | #endif | |
5a8bd0c3 | 42 | #define DAY (24L * 60 * 60) /* 1 day in seconds */ |
43 | ||
44 | extern Buffer loginmsg; | |
45 | ||
f14ca4a4 | 46 | /* |
47 | * For the account and password expiration functions, we assume the expiry | |
48 | * occurs the day after the day specified. | |
49 | */ | |
50 | ||
51 | /* | |
52 | * Check if specified account is expired. Returns 1 if account is expired, | |
53 | * 0 otherwise. | |
54 | */ | |
55 | int | |
56 | auth_shadow_acctexpired(struct spwd *spw) | |
57 | { | |
58 | time_t today; | |
8318c702 | 59 | int daysleft; |
60 | char buf[256]; | |
f14ca4a4 | 61 | |
62 | today = time(NULL) / DAY; | |
8318c702 | 63 | daysleft = spw->sp_expire - today; |
64 | debug3("%s: today %d sp_expire %d days left %d", __func__, (int)today, | |
65 | (int)spw->sp_expire, daysleft); | |
f14ca4a4 | 66 | |
8318c702 | 67 | if (spw->sp_expire == -1) { |
68 | debug3("account expiration disabled"); | |
69 | } else if (daysleft < 0) { | |
f14ca4a4 | 70 | logit("Account %.100s has expired", spw->sp_namp); |
71 | return 1; | |
8318c702 | 72 | } else if (daysleft <= spw->sp_warn) { |
73 | debug3("account will expire in %d days", daysleft); | |
74 | snprintf(buf, sizeof(buf), | |
75 | "Your account will expire in %d day%s.\n", daysleft, | |
76 | daysleft == 1 ? "" : "s"); | |
77 | buffer_append(&loginmsg, buf, strlen(buf)); | |
f14ca4a4 | 78 | } |
79 | ||
80 | return 0; | |
81 | } | |
82 | ||
5a8bd0c3 | 83 | /* |
84 | * Checks password expiry for platforms that use shadow passwd files. | |
85 | * Returns: 1 = password expired, 0 = password not expired | |
86 | */ | |
87 | int | |
88 | auth_shadow_pwexpired(Authctxt *ctxt) | |
89 | { | |
90 | struct spwd *spw = NULL; | |
91 | const char *user = ctxt->pw->pw_name; | |
8318c702 | 92 | char buf[256]; |
5a8bd0c3 | 93 | time_t today; |
8318c702 | 94 | int daysleft, disabled = 0; |
5a8bd0c3 | 95 | |
8318c702 | 96 | if ((spw = getspnam((char *)user)) == NULL) { |
5a8bd0c3 | 97 | error("Could not get shadow information for %.100s", user); |
98 | return 0; | |
99 | } | |
100 | ||
101 | today = time(NULL) / DAY; | |
102 | debug3("%s: today %d sp_lstchg %d sp_max %d", __func__, (int)today, | |
103 | (int)spw->sp_lstchg, (int)spw->sp_max); | |
104 | ||
105 | #if defined(__hpux) && !defined(HAVE_SECUREWARE) | |
8318c702 | 106 | if (iscomsec()) { |
107 | struct pr_passwd *pr; | |
d1cf9a87 | 108 | |
8318c702 | 109 | pr = getprpwnam((char *)user); |
110 | ||
111 | /* Test for Trusted Mode expiry disabled */ | |
112 | if (pr != NULL && pr->ufld.fd_min == 0 && | |
113 | pr->ufld.fd_lifetime == 0 && pr->ufld.fd_expire == 0 && | |
114 | pr->ufld.fd_pw_expire_warning == 0 && | |
115 | pr->ufld.fd_schange != 0) | |
116 | disabled = 1; | |
117 | } | |
5a8bd0c3 | 118 | #endif |
119 | ||
8318c702 | 120 | /* TODO: check sp_inact */ |
121 | daysleft = spw->sp_lstchg + spw->sp_max - today; | |
122 | if (disabled) { | |
123 | debug3("password expiration disabled"); | |
124 | } else if (spw->sp_lstchg == 0) { | |
5a8bd0c3 | 125 | logit("User %.100s password has expired (root forced)", user); |
126 | return 1; | |
8318c702 | 127 | } else if (spw->sp_max == -1) { |
128 | debug3("password expiration disabled"); | |
129 | } else if (daysleft < 0) { | |
5a8bd0c3 | 130 | logit("User %.100s password has expired (password aged)", user); |
131 | return 1; | |
8318c702 | 132 | } else if (daysleft <= spw->sp_warn) { |
133 | debug3("password will expire in %d days", daysleft); | |
134 | snprintf(buf, sizeof(buf), | |
135 | "Your password will expire in %d day%s.\n", daysleft, | |
136 | daysleft == 1 ? "" : "s"); | |
137 | buffer_append(&loginmsg, buf, strlen(buf)); | |
5a8bd0c3 | 138 | } |
139 | ||
140 | return 0; | |
141 | } | |
d78480be | 142 | #endif /* USE_SHADOW && HAS_SHADOW_EXPIRE */ |