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3841dd46 | 1 | /* |
077fe581 | 2 | * $Id: ACLDestinationDomain.cc,v 1.14 2007/09/21 11:41:52 amosjeffries Exp $ |
3841dd46 | 3 | * |
4 | * DEBUG: section 28 Access Control | |
5 | * AUTHOR: Duane Wessels | |
6 | * | |
7 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
8 | * ---------------------------------------------------------- | |
9 | * | |
10 | * Squid is the result of efforts by numerous individuals from | |
11 | * the Internet community; see the CONTRIBUTORS file for full | |
12 | * details. Many organizations have provided support for Squid's | |
13 | * development; see the SPONSORS file for full details. Squid is | |
14 | * Copyrighted (C) 2001 by the Regents of the University of | |
15 | * California; see the COPYRIGHT file for full details. Squid | |
16 | * incorporates software developed and/or copyrighted by other | |
17 | * sources; see the CREDITS file for full details. | |
18 | * | |
19 | * This program is free software; you can redistribute it and/or modify | |
20 | * it under the terms of the GNU General Public License as published by | |
21 | * the Free Software Foundation; either version 2 of the License, or | |
22 | * (at your option) any later version. | |
23 | * | |
24 | * This program is distributed in the hope that it will be useful, | |
25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | * GNU General Public License for more details. | |
28 | * | |
29 | * You should have received a copy of the GNU General Public License | |
30 | * along with this program; if not, write to the Free Software | |
31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
32 | * | |
33 | * | |
34 | * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org> | |
35 | */ | |
36 | ||
37 | #include "squid.h" | |
38 | #include "ACLDestinationDomain.h" | |
3841dd46 | 39 | #include "ACLChecklist.h" |
40 | #include "ACLRegexData.h" | |
41 | #include "ACLDomainData.h" | |
a2ac85d9 | 42 | #include "HttpRequest.h" |
3841dd46 | 43 | |
7660b45d | 44 | DestinationDomainLookup DestinationDomainLookup::instance_; |
62e76326 | 45 | |
7660b45d | 46 | DestinationDomainLookup * |
47 | DestinationDomainLookup::Instance() | |
3841dd46 | 48 | { |
7660b45d | 49 | return &instance_; |
3841dd46 | 50 | } |
51 | ||
7660b45d | 52 | void |
077fe581 | 53 | DestinationDomainLookup::checkForAsync(ACLChecklist *checklist) const |
3841dd46 | 54 | { |
7660b45d | 55 | checklist->asyncInProgress(true); |
c52f2002 | 56 | fqdncache_nbgethostbyaddr(checklist->dst_addr, LookupDone, checklist); |
3841dd46 | 57 | } |
58 | ||
59 | void | |
7660b45d | 60 | DestinationDomainLookup::LookupDone(const char *fqdn, void *data) |
3841dd46 | 61 | { |
7660b45d | 62 | ACLChecklist *checklist = (ACLChecklist *)data; |
63 | assert (checklist->asyncState() == DestinationDomainLookup::Instance()); | |
64 | ||
65 | checklist->asyncInProgress(false); | |
66 | checklist->changeState (ACLChecklist::NullState::Instance()); | |
67 | checklist->markDestinationDomainChecked(); | |
68 | checklist->check(); | |
3841dd46 | 69 | } |
70 | ||
7660b45d | 71 | ACL::Prototype ACLDestinationDomain::LiteralRegistryProtoype(&ACLDestinationDomain::LiteralRegistryEntry_, "dstdomain"); |
72 | ACLStrategised<char const *> ACLDestinationDomain::LiteralRegistryEntry_(new ACLDomainData, ACLDestinationDomainStrategy::Instance(), "dstdomain"); | |
73 | ACL::Prototype ACLDestinationDomain::RegexRegistryProtoype(&ACLDestinationDomain::RegexRegistryEntry_, "dstdom_regex"); | |
74 | ACLStrategised<char const *> ACLDestinationDomain::RegexRegistryEntry_(new ACLRegexData,ACLDestinationDomainStrategy::Instance() ,"dstdom_regex"); | |
75 | ||
3841dd46 | 76 | int |
7660b45d | 77 | ACLDestinationDomainStrategy::match (ACLData<MatchType> * &data, ACLChecklist *checklist) |
3841dd46 | 78 | { |
79 | const ipcache_addrs *ia = NULL; | |
077fe581 | 80 | const char *fqdn = NULL; |
62e76326 | 81 | |
7660b45d | 82 | if (data->match(checklist->request->host)) |
83 | return 1; | |
84 | ||
3841dd46 | 85 | if ((ia = ipcacheCheckNumeric(checklist->request->host)) == NULL) |
7660b45d | 86 | return 0; |
62e76326 | 87 | |
3841dd46 | 88 | fqdn = fqdncache_gethostbyaddr(ia->in_addrs[0], FQDN_LOOKUP_IF_MISS); |
62e76326 | 89 | |
7660b45d | 90 | if (fqdn) { |
62e76326 | 91 | return data->match(fqdn); |
7660b45d | 92 | } else if (!checklist->destinationDomainChecked()) { |
93 | /* FIXME: Using AclMatchedName here is not OO correct. Should find a way to the current acl */ | |
bf8fe701 | 94 | debugs(28, 3, "aclMatchAcl: Can't yet compare '" << AclMatchedName << "' ACL for '" << checklist->request->host << "'"); |
62e76326 | 95 | checklist->changeState(DestinationDomainLookup::Instance()); |
96 | return 0; | |
3841dd46 | 97 | } |
62e76326 | 98 | |
3841dd46 | 99 | return data->match("none"); |
100 | } | |
101 | ||
7660b45d | 102 | ACLDestinationDomainStrategy * |
103 | ACLDestinationDomainStrategy::Instance() | |
3841dd46 | 104 | { |
7660b45d | 105 | return &Instance_; |
3841dd46 | 106 | } |
107 | ||
7660b45d | 108 | ACLDestinationDomainStrategy ACLDestinationDomainStrategy::Instance_; |