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a011edee FC |
1 | #ifndef SQUID_CACHEPEER_H_ |
2 | #define SQUID_CACHEPEER_H_ | |
3 | /* | |
4 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
5 | * ---------------------------------------------------------- | |
6 | * | |
7 | * Squid is the result of efforts by numerous individuals from | |
8 | * the Internet community; see the CONTRIBUTORS file for full | |
9 | * details. Many organizations have provided support for Squid's | |
10 | * development; see the SPONSORS file for full details. Squid is | |
11 | * Copyrighted (C) 2001 by the Regents of the University of | |
12 | * California; see the COPYRIGHT file for full details. Squid | |
13 | * incorporates software developed and/or copyrighted by other | |
14 | * sources; see the CREDITS file for full details. | |
15 | * | |
16 | * This program is free software; you can redistribute it and/or modify | |
17 | * it under the terms of the GNU General Public License as published by | |
18 | * the Free Software Foundation; either version 2 of the License, or | |
19 | * (at your option) any later version. | |
20 | * | |
21 | * This program is distributed in the hope that it will be useful, | |
22 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
24 | * GNU General Public License for more details. | |
25 | * | |
26 | * You should have received a copy of the GNU General Public License | |
27 | * along with this program; if not, write to the Free Software | |
28 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
29 | * | |
30 | */ | |
31 | ||
32 | #include "enums.h" | |
33 | #include "icp_opcode.h" | |
34 | #include "ip/Address.h" | |
35 | ||
36 | #if USE_SSL | |
37 | #include <openssl/ssl.h> | |
38 | #endif | |
39 | ||
40 | class domain_ping; | |
41 | class domain_type; | |
42 | class acl_access; | |
43 | class PeerDigest; | |
44 | ||
45 | class CachePeer { | |
46 | public: | |
47 | u_int index; | |
48 | char *name; | |
49 | char *host; | |
50 | peer_t type; | |
51 | ||
52 | Ip::Address in_addr; | |
53 | ||
54 | struct { | |
55 | int pings_sent; | |
56 | int pings_acked; | |
57 | int fetches; | |
58 | int rtt; | |
59 | int ignored_replies; | |
60 | int n_keepalives_sent; | |
61 | int n_keepalives_recv; | |
62 | time_t probe_start; | |
63 | time_t last_query; | |
64 | time_t last_reply; | |
65 | time_t last_connect_failure; | |
66 | time_t last_connect_probe; | |
67 | int logged_state; /* so we can print dead/revived msgs */ | |
68 | int conn_open; /* current opened connections */ | |
69 | } stats; | |
70 | ||
71 | struct { | |
72 | int version; | |
73 | int counts[ICP_END+1]; | |
74 | unsigned short port; | |
75 | } icp; | |
76 | ||
77 | #if USE_HTCP | |
78 | struct { | |
79 | double version; | |
80 | int counts[2]; | |
81 | unsigned short port; | |
82 | } htcp; | |
83 | #endif | |
84 | ||
85 | unsigned short http_port; | |
86 | domain_ping *peer_domain; | |
87 | domain_type *typelist; | |
88 | acl_access *access; | |
89 | ||
90 | struct { | |
91 | unsigned int proxy_only:1; | |
92 | unsigned int no_query:1; | |
93 | unsigned int background_ping:1; | |
94 | unsigned int no_digest:1; | |
95 | unsigned int default_parent:1; | |
96 | unsigned int roundrobin:1; | |
97 | unsigned int weighted_roundrobin:1; | |
98 | unsigned int mcast_responder:1; | |
99 | unsigned int closest_only:1; | |
100 | #if USE_HTCP | |
101 | unsigned int htcp:1; | |
102 | unsigned int htcp_oldsquid:1; | |
103 | unsigned int htcp_no_clr:1; | |
104 | unsigned int htcp_no_purge_clr:1; | |
105 | unsigned int htcp_only_clr:1; | |
106 | unsigned int htcp_forward_clr:1; | |
107 | #endif | |
108 | unsigned int no_netdb_exchange:1; | |
109 | #if USE_DELAY_POOLS | |
110 | unsigned int no_delay:1; | |
111 | #endif | |
112 | unsigned int allow_miss:1; | |
113 | unsigned int carp:1; | |
114 | struct { | |
115 | unsigned int set:1; //If false, whole url is to be used. Overrides others | |
116 | unsigned int scheme:1; | |
117 | unsigned int host:1; | |
118 | unsigned int port:1; | |
119 | unsigned int path:1; | |
120 | unsigned int params:1; | |
121 | } carp_key; | |
122 | #if USE_AUTH | |
123 | unsigned int userhash:1; | |
124 | #endif | |
125 | unsigned int sourcehash:1; | |
126 | unsigned int originserver:1; | |
127 | unsigned int no_tproxy:1; | |
128 | #if PEER_MULTICAST_SIBLINGS | |
129 | unsigned int mcast_siblings:1; | |
130 | #endif | |
131 | } options; | |
132 | ||
133 | int weight; | |
134 | int basetime; | |
135 | ||
136 | struct { | |
137 | double avg_n_members; | |
138 | int n_times_counted; | |
139 | int n_replies_expected; | |
140 | int ttl; | |
141 | int id; | |
142 | ||
143 | struct { | |
144 | unsigned int count_event_pending:1; | |
145 | unsigned int counting:1; | |
146 | } flags; | |
147 | } mcast; | |
148 | #if USE_CACHE_DIGESTS | |
149 | ||
150 | PeerDigest *digest; | |
151 | char *digest_url; | |
152 | #endif | |
153 | ||
154 | int tcp_up; /* 0 if a connect() fails */ | |
155 | ||
156 | Ip::Address addresses[10]; | |
157 | int n_addresses; | |
158 | int rr_count; | |
159 | CachePeer *next; | |
160 | int testing_now; | |
161 | ||
162 | struct { | |
163 | unsigned int hash; | |
164 | double load_multiplier; | |
165 | double load_factor; /* normalized weight value */ | |
166 | } carp; | |
167 | #if USE_AUTH | |
168 | struct { | |
169 | unsigned int hash; | |
170 | double load_multiplier; | |
171 | double load_factor; /* normalized weight value */ | |
172 | } userhash; | |
173 | #endif | |
174 | struct { | |
175 | unsigned int hash; | |
176 | double load_multiplier; | |
177 | double load_factor; /* normalized weight value */ | |
178 | } sourcehash; | |
179 | ||
180 | char *login; /* Proxy authorization */ | |
181 | time_t connect_timeout; | |
182 | int connect_fail_limit; | |
183 | int max_conn; | |
184 | char *domain; /* Forced domain */ | |
185 | #if USE_SSL | |
186 | ||
187 | int use_ssl; | |
188 | char *sslcert; | |
189 | char *sslkey; | |
190 | int sslversion; | |
191 | char *ssloptions; | |
192 | char *sslcipher; | |
193 | char *sslcafile; | |
194 | char *sslcapath; | |
195 | char *sslcrlfile; | |
196 | char *sslflags; | |
197 | char *ssldomain; | |
198 | SSL_CTX *sslContext; | |
199 | SSL_SESSION *sslSession; | |
200 | #endif | |
201 | ||
202 | int front_end_https; | |
203 | int connection_auth; | |
204 | }; | |
205 | ||
206 | #endif /* SQUID_CACHEPEER_H_ */ |