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 | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame^] | 26 | RCSID("$Id: auth-shadow.c,v 1.4 2004/02/21 22:43:15 dtucker Exp $"); |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 27 | |
Darren Tucker | cee6d4c | 2004-02-11 18:48:52 +1100 | [diff] [blame] | 28 | #if defined(USE_SHADOW) && defined(HAS_SHADOW_EXPIRE) |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 29 | #include <shadow.h> |
| 30 | |
| 31 | #include "auth.h" |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 32 | #include "buffer.h" |
| 33 | #include "log.h" |
| 34 | |
| 35 | #define DAY (24L * 60 * 60) /* 1 day in seconds */ |
| 36 | |
| 37 | extern Buffer loginmsg; |
| 38 | |
| 39 | /* |
Darren Tucker | 15ee748 | 2004-02-22 09:43:15 +1100 | [diff] [blame^] | 40 | * For the account and password expiration functions, we assume the expiry |
| 41 | * occurs the day after the day specified. |
| 42 | */ |
| 43 | |
| 44 | /* |
| 45 | * Check if specified account is expired. Returns 1 if account is expired, |
| 46 | * 0 otherwise. |
| 47 | */ |
| 48 | int |
| 49 | auth_shadow_acctexpired(struct spwd *spw) |
| 50 | { |
| 51 | time_t today; |
| 52 | |
| 53 | today = time(NULL) / DAY; |
| 54 | debug3("%s: today %d sp_expire %d", __func__, (int)today, |
| 55 | (int)spw->sp_expire); |
| 56 | |
| 57 | if (spw->sp_expire != -1 && today > spw->sp_expire) { |
| 58 | logit("Account %.100s has expired", spw->sp_namp); |
| 59 | return 1; |
| 60 | } |
| 61 | |
| 62 | return 0; |
| 63 | } |
| 64 | |
| 65 | /* |
Darren Tucker | 9df3def | 2004-02-10 13:01:14 +1100 | [diff] [blame] | 66 | * Checks password expiry for platforms that use shadow passwd files. |
| 67 | * Returns: 1 = password expired, 0 = password not expired |
| 68 | */ |
| 69 | int |
| 70 | auth_shadow_pwexpired(Authctxt *ctxt) |
| 71 | { |
| 72 | struct spwd *spw = NULL; |
| 73 | const char *user = ctxt->pw->pw_name; |
| 74 | time_t today; |
| 75 | |
| 76 | if ((spw = getspnam(user)) == NULL) { |
| 77 | error("Could not get shadow information for %.100s", user); |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | today = time(NULL) / DAY; |
| 82 | debug3("%s: today %d sp_lstchg %d sp_max %d", __func__, (int)today, |
| 83 | (int)spw->sp_lstchg, (int)spw->sp_max); |
| 84 | |
| 85 | #if defined(__hpux) && !defined(HAVE_SECUREWARE) |
| 86 | if (iscomsec() && spw->sp_min == 0 && spw->sp_max == 0 && |
| 87 | spw->sp_warn == 0) |
| 88 | return 0; /* HP-UX Trusted Mode: expiry disabled */ |
| 89 | #endif |
| 90 | |
| 91 | /* TODO: Add code to put expiry warnings into loginmsg */ |
| 92 | |
| 93 | if (spw->sp_lstchg == 0) { |
| 94 | logit("User %.100s password has expired (root forced)", user); |
| 95 | return 1; |
| 96 | } |
| 97 | |
| 98 | if (spw->sp_max != -1 && today > spw->sp_lstchg + spw->sp_max) { |
| 99 | logit("User %.100s password has expired (password aged)", user); |
| 100 | return 1; |
| 101 | } |
| 102 | |
| 103 | return 0; |
| 104 | } |
Darren Tucker | cee6d4c | 2004-02-11 18:48:52 +1100 | [diff] [blame] | 105 | #endif /* USE_SHADOW && HAS_SHADOW_EXPIRE */ |