Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 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" |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 26 | |
Darren Tucker | cee6d4c | 2004-02-11 18:48:52 +1100 | [diff] [blame] | 27 | #if defined(USE_SHADOW) && defined(HAS_SHADOW_EXPIRE) |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 28 | #include <shadow.h> |
Damien Miller | b8fe89c | 2006-07-24 14:51:00 +1000 | [diff] [blame] | 29 | #include <string.h> |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 30 | |
Damien Miller | 75bb664 | 2006-08-05 14:07:20 +1000 | [diff] [blame] | 31 | #include "key.h" |
| 32 | #include "hostfile.h" |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 33 | #include "auth.h" |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 34 | #include "buffer.h" |
| 35 | #include "log.h" |
| 36 | |
Darren Tucker | a91f5ee | 2005-02-16 14:20:06 +1100 | [diff] [blame] | 37 | #ifdef DAY |
| 38 | # undef DAY |
| 39 | #endif |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 40 | #define DAY (24L * 60 * 60) /* 1 day in seconds */ |
| 41 | |
| 42 | extern Buffer loginmsg; |
| 43 | |
| 44 | /* |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame] | 45 | * For the account and password expiration functions, we assume the expiry |
| 46 | * occurs the day after the day specified. |
| 47 | */ |
| 48 | |
| 49 | /* |
| 50 | * Check if specified account is expired. Returns 1 if account is expired, |
| 51 | * 0 otherwise. |
| 52 | */ |
| 53 | int |
| 54 | auth_shadow_acctexpired(struct spwd *spw) |
| 55 | { |
| 56 | time_t today; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 57 | int daysleft; |
| 58 | char buf[256]; |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame] | 59 | |
| 60 | today = time(NULL) / DAY; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 61 | daysleft = spw->sp_expire - today; |
| 62 | debug3("%s: today %d sp_expire %d days left %d", __func__, (int)today, |
| 63 | (int)spw->sp_expire, daysleft); |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame] | 64 | |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 65 | if (spw->sp_expire == -1) { |
| 66 | debug3("account expiration disabled"); |
| 67 | } else if (daysleft < 0) { |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame] | 68 | logit("Account %.100s has expired", spw->sp_namp); |
| 69 | return 1; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 70 | } else if (daysleft <= spw->sp_warn) { |
| 71 | debug3("account will expire in %d days", daysleft); |
| 72 | snprintf(buf, sizeof(buf), |
| 73 | "Your account will expire in %d day%s.\n", daysleft, |
| 74 | daysleft == 1 ? "" : "s"); |
| 75 | buffer_append(&loginmsg, buf, strlen(buf)); |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame] | 76 | } |
| 77 | |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | /* |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 82 | * Checks password expiry for platforms that use shadow passwd files. |
| 83 | * Returns: 1 = password expired, 0 = password not expired |
| 84 | */ |
| 85 | int |
| 86 | auth_shadow_pwexpired(Authctxt *ctxt) |
| 87 | { |
| 88 | struct spwd *spw = NULL; |
| 89 | const char *user = ctxt->pw->pw_name; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 90 | char buf[256]; |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 91 | time_t today; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 92 | int daysleft, disabled = 0; |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 93 | |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 94 | if ((spw = getspnam((char *)user)) == NULL) { |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 95 | error("Could not get shadow information for %.100s", user); |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | today = time(NULL) / DAY; |
| 100 | debug3("%s: today %d sp_lstchg %d sp_max %d", __func__, (int)today, |
| 101 | (int)spw->sp_lstchg, (int)spw->sp_max); |
| 102 | |
| 103 | #if defined(__hpux) && !defined(HAVE_SECUREWARE) |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 104 | if (iscomsec()) { |
| 105 | struct pr_passwd *pr; |
Damien Miller | 94cf4c8 | 2005-07-17 17:04:47 +1000 | [diff] [blame] | 106 | |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 107 | pr = getprpwnam((char *)user); |
| 108 | |
| 109 | /* Test for Trusted Mode expiry disabled */ |
| 110 | if (pr != NULL && pr->ufld.fd_min == 0 && |
| 111 | pr->ufld.fd_lifetime == 0 && pr->ufld.fd_expire == 0 && |
| 112 | pr->ufld.fd_pw_expire_warning == 0 && |
| 113 | pr->ufld.fd_schange != 0) |
| 114 | disabled = 1; |
| 115 | } |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 116 | #endif |
| 117 | |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 118 | /* TODO: check sp_inact */ |
| 119 | daysleft = spw->sp_lstchg + spw->sp_max - today; |
| 120 | if (disabled) { |
| 121 | debug3("password expiration disabled"); |
| 122 | } else if (spw->sp_lstchg == 0) { |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 123 | logit("User %.100s password has expired (root forced)", user); |
| 124 | return 1; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 125 | } else if (spw->sp_max == -1) { |
| 126 | debug3("password expiration disabled"); |
| 127 | } else if (daysleft < 0) { |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 128 | logit("User %.100s password has expired (password aged)", user); |
| 129 | return 1; |
Darren Tucker | aa0aeca | 2004-02-22 10:22:05 +1100 | [diff] [blame] | 130 | } else if (daysleft <= spw->sp_warn) { |
| 131 | debug3("password will expire in %d days", daysleft); |
| 132 | snprintf(buf, sizeof(buf), |
| 133 | "Your password will expire in %d day%s.\n", daysleft, |
| 134 | daysleft == 1 ? "" : "s"); |
| 135 | buffer_append(&loginmsg, buf, strlen(buf)); |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 136 | } |
| 137 | |
| 138 | return 0; |
| 139 | } |
Darren Tucker | cee6d4c | 2004-02-11 18:48:52 +1100 | [diff] [blame] | 140 | #endif /* USE_SHADOW && HAS_SHADOW_EXPIRE */ |