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4d5904f7 | 1 | /* |
b8ae064d | 2 | * Copyright (C) 1996-2023 The Squid Software Foundation and contributors |
4d5904f7 | 3 | * |
bbc27441 AJ |
4 | * Squid software is distributed under GPLv2+ license and includes |
5 | * contributions from numerous individuals and organizations. | |
6 | * Please see the COPYING and CONTRIBUTORS files for details. | |
4d5904f7 FC |
7 | */ |
8 | ||
ff9d9458 FC |
9 | #ifndef SQUID_SRC_SQUIDCONFIG_H |
10 | #define SQUID_SRC_SQUIDCONFIG_H | |
bbc27441 | 11 | |
6f58d7d7 | 12 | #include "acl/forward.h" |
8bf217bd | 13 | #include "base/RefCount.h" |
c50b35b5 | 14 | #include "base/YesNoNone.h" |
b27668ec | 15 | #if USE_DELAY_POOLS |
4d5904f7 FC |
16 | #include "ClientDelayConfig.h" |
17 | #include "DelayConfig.h" | |
b27668ec | 18 | #endif |
76d9b994 | 19 | #include "helper/ChildConfig.h" |
4d5904f7 | 20 | #include "HttpHeaderTools.h" |
4d5904f7 | 21 | #include "ip/Address.h" |
b27668ec EB |
22 | #if USE_DELAY_POOLS |
23 | #include "MessageDelayPools.h" | |
24 | #endif | |
d7f4a0b7 | 25 | #include "Notes.h" |
a7b75c64 | 26 | #include "security/Context.h" |
a465e144 | 27 | #include "security/forward.h" |
866be11c CT |
28 | #if USE_OPENSSL |
29 | #include "ssl/support.h" | |
30 | #endif | |
b56b37cf | 31 | #include "store/Disk.h" |
e69ca1f1 | 32 | #include "store/forward.h" |
98cacedb | 33 | #include "time/gadgets.h" |
4d5904f7 | 34 | |
b2aca62a EB |
35 | #include <chrono> |
36 | ||
cb4f4424 | 37 | #if USE_OPENSSL |
d9c7489e FC |
38 | class sslproxy_cert_sign; |
39 | class sslproxy_cert_adapt; | |
a011edee FC |
40 | #endif |
41 | ||
e4a14600 A |
42 | namespace Mgr |
43 | { | |
613924ee FC |
44 | class ActionPasswordList; |
45 | } // namespace Mgr | |
2e24d0bf EB |
46 | |
47 | class CachePeers; | |
613924ee | 48 | class CustomLog; |
c6983ec7 | 49 | class CpuAffinityMap; |
c59baaa8 | 50 | class DebugMessages; |
613924ee | 51 | class external_acl; |
4d5904f7 | 52 | class HeaderManglers; |
8d9a8184 | 53 | class RefreshPattern; |
4d5904f7 | 54 | class RemovalPolicySettings; |
1c2b4465 | 55 | class HttpUpgradeProtocolAccess; |
4d5904f7 | 56 | |
e4a14600 A |
57 | namespace AnyP |
58 | { | |
4d5904f7 FC |
59 | class PortCfg; |
60 | } | |
61 | ||
2745fea5 AR |
62 | namespace Store { |
63 | class DiskConfig { | |
64 | public: | |
b56b37cf AJ |
65 | DiskConfig() { assert(swapDirs == nullptr); } |
66 | ~DiskConfig() { delete[] swapDirs; } | |
67 | ||
68 | RefCount<SwapDir> *swapDirs = nullptr; | |
69 | int n_allocated = 0; | |
70 | int n_configured = 0; | |
2745fea5 | 71 | /// number of disk processes required to support all cache_dirs |
b56b37cf | 72 | int n_strands = 0; |
2745fea5 AR |
73 | }; |
74 | #define INDEXSD(i) (Config.cacheSwap.swapDirs[i].getRaw()) | |
75 | } | |
76 | ||
001d55dc | 77 | /// the representation of the configuration. POD. |
1b2f0924 FC |
78 | class SquidConfig |
79 | { | |
4d5904f7 FC |
80 | public: |
81 | struct { | |
82 | /* These should be for the Store::Root instance. | |
83 | * this needs pluggable parsing to be done smoothly. | |
84 | */ | |
85 | int highWaterMark; | |
86 | int lowWaterMark; | |
87 | } Swap; | |
88 | ||
89 | YesNoNone memShared; ///< whether the memory cache is shared among workers | |
c756d517 | 90 | YesNoNone shmLocking; ///< shared_memory_locking |
4d5904f7 FC |
91 | size_t memMaxSize; |
92 | ||
93 | struct { | |
94 | int64_t min; | |
95 | int pct; | |
96 | int64_t max; | |
97 | } quickAbort; | |
98 | int64_t readAheadGap; | |
99 | RemovalPolicySettings *replPolicy; | |
100 | RemovalPolicySettings *memPolicy; | |
101 | #if USE_HTTP_VIOLATIONS | |
102 | time_t negativeTtl; | |
103 | #endif | |
104 | time_t maxStale; | |
105 | time_t negativeDnsTtl; | |
106 | time_t positiveDnsTtl; | |
107 | time_t shutdownLifetime; | |
108 | time_t backgroundPingRate; | |
00e2479d | 109 | time_t hopelessKidRevivalDelay; ///< hopeless_kid_revival_delay |
4d5904f7 FC |
110 | |
111 | struct { | |
112 | time_t read; | |
113 | time_t write; | |
114 | time_t lifetime; | |
115 | time_t connect; | |
116 | time_t forward; | |
117 | time_t peer_connect; | |
118 | time_t request; | |
119 | time_t clientIdlePconn; | |
120 | time_t serverIdlePconn; | |
f6e8754a | 121 | time_t ftpClientIdle; |
c5c06f02 | 122 | time_t pconnLifetime; ///< pconn_lifetime in squid.conf |
4d5904f7 FC |
123 | time_t siteSelect; |
124 | time_t deadPeer; | |
3248e962 | 125 | time_t request_start_timeout; |
4d5904f7 FC |
126 | int icp_query; /* msec */ |
127 | int icp_query_max; /* msec */ | |
128 | int icp_query_min; /* msec */ | |
129 | int mcast_icp_query; /* msec */ | |
4d5904f7 FC |
130 | time_msec_t idns_retransmit; |
131 | time_msec_t idns_query; | |
32fd6d8a | 132 | time_t urlRewrite; |
4d5904f7 FC |
133 | } Timeout; |
134 | size_t maxRequestHeaderSize; | |
135 | int64_t maxRequestBodySize; | |
4d5904f7 FC |
136 | size_t maxRequestBufferSize; |
137 | size_t maxReplyHeaderSize; | |
1328cfb7 | 138 | AclSizeLimit *ReplyBodySize; |
4d5904f7 FC |
139 | |
140 | struct { | |
141 | unsigned short icp; | |
142 | #if USE_HTCP | |
143 | ||
144 | unsigned short htcp; | |
145 | #endif | |
146 | #if SQUID_SNMP | |
147 | ||
148 | unsigned short snmp; | |
149 | #endif | |
150 | } Port; | |
151 | ||
4d5904f7 FC |
152 | #if SQUID_SNMP |
153 | ||
154 | struct { | |
155 | char *configFile; | |
156 | char *agentInfo; | |
157 | } Snmp; | |
158 | #endif | |
159 | #if USE_WCCP | |
160 | ||
161 | struct { | |
162 | Ip::Address router; | |
163 | Ip::Address address; | |
164 | int version; | |
165 | } Wccp; | |
166 | #endif | |
167 | #if USE_WCCPv2 | |
168 | ||
169 | struct { | |
170 | Ip::Address_list *router; | |
171 | Ip::Address address; | |
172 | int forwarding_method; | |
173 | int return_method; | |
174 | int assignment_method; | |
175 | int weight; | |
176 | int rebuildwait; | |
177 | void *info; | |
178 | } Wccp2; | |
179 | #endif | |
180 | ||
4d5904f7 FC |
181 | char *as_whois_server; |
182 | ||
183 | struct { | |
184 | char *store; | |
185 | char *swap; | |
87ddff6e | 186 | CustomLog *accesslogs; |
4d5904f7 | 187 | #if ICAP_CLIENT |
87ddff6e | 188 | CustomLog *icaplogs; |
4d5904f7 | 189 | #endif |
e227da8d | 190 | Security::KeyLog *tlsKeys; ///< one optional tls_key_log |
4d5904f7 FC |
191 | int rotateNumber; |
192 | } Log; | |
193 | char *adminEmail; | |
194 | char *EmailFrom; | |
195 | char *EmailProgram; | |
196 | char *effectiveUser; | |
197 | char *visible_appname_string; | |
198 | char *effectiveGroup; | |
199 | ||
200 | struct { | |
4d5904f7 | 201 | wordlist *redirect; |
a8a0b1c2 | 202 | wordlist *store_id; |
4d5904f7 FC |
203 | #if USE_UNLINKD |
204 | ||
205 | char *unlinkd; | |
206 | #endif | |
207 | ||
208 | char *diskd; | |
cb4f4424 | 209 | #if USE_OPENSSL |
4d5904f7 FC |
210 | |
211 | char *ssl_password; | |
212 | #endif | |
213 | ||
214 | } Program; | |
4d5904f7 | 215 | |
76d9b994 AJ |
216 | Helper::ChildConfig redirectChildren; |
217 | Helper::ChildConfig storeIdChildren; | |
4d5904f7 FC |
218 | |
219 | struct { | |
220 | char *surrogate_id; | |
221 | } Accel; | |
222 | char *appendDomain; | |
223 | size_t appendDomainLen; | |
224 | char *pidFilename; | |
225 | char *netdbFilename; | |
226 | char *mimeTablePathname; | |
227 | char *etcHostsPath; | |
228 | char *visibleHostname; | |
229 | char *uniqueHostname; | |
6793ad05 | 230 | SBufList hostnameAliases; |
4d5904f7 FC |
231 | char *errHtmlText; |
232 | ||
4d5904f7 FC |
233 | struct { |
234 | ||
235 | Ip::Address udp_incoming; | |
236 | Ip::Address udp_outgoing; | |
237 | #if SQUID_SNMP | |
238 | Ip::Address snmp_incoming; | |
239 | Ip::Address snmp_outgoing; | |
240 | #endif | |
9837567d | 241 | // TODO: this should really be a CIDR value |
4d5904f7 FC |
242 | Ip::Address client_netmask; |
243 | } Addrs; | |
244 | size_t tcpRcvBufsz; | |
245 | size_t udpMaxHitObjsz; | |
4d5904f7 | 246 | wordlist *mcast_group_list; |
2e24d0bf | 247 | CachePeers *peers; |
4d5904f7 FC |
248 | int npeers; |
249 | ||
250 | struct { | |
251 | int size; | |
252 | int low; | |
253 | int high; | |
254 | } ipcache; | |
255 | ||
256 | struct { | |
257 | int size; | |
258 | } fqdncache; | |
259 | int minDirectHops; | |
260 | int minDirectRtt; | |
613924ee | 261 | Mgr::ActionPasswordList *passwd_list; |
4d5904f7 FC |
262 | |
263 | struct { | |
264 | int objectsPerBucket; | |
265 | int64_t avgObjectSize; | |
266 | int64_t maxObjectSize; | |
267 | int64_t minObjectSize; | |
268 | size_t maxInMemObjSize; | |
269 | } Store; | |
270 | ||
271 | struct { | |
272 | int high; | |
273 | int low; | |
274 | time_t period; | |
275 | } Netdb; | |
276 | ||
277 | struct { | |
278 | int log_udp; | |
279 | int res_defnames; | |
280 | int anonymizer; | |
281 | int client_db; | |
282 | int query_icmp; | |
283 | int icp_hit_stale; | |
284 | int buffered_logs; | |
285 | int common_log; | |
286 | int log_mime_hdrs; | |
4d5904f7 FC |
287 | int mem_pools; |
288 | int test_reachability; | |
289 | int half_closed_clients; | |
290 | int refresh_all_ims; | |
291 | #if USE_HTTP_VIOLATIONS | |
292 | ||
293 | int reload_into_ims; | |
294 | #endif | |
295 | ||
296 | int offline; | |
297 | int redir_rewrites_host; | |
298 | int prefer_direct; | |
299 | int nonhierarchical_direct; | |
300 | int strip_query_terms; | |
301 | int redirector_bypass; | |
a8a0b1c2 | 302 | int store_id_bypass; |
4d5904f7 FC |
303 | int ignore_unknown_nameservers; |
304 | int client_pconns; | |
305 | int server_pconns; | |
306 | int error_pconns; | |
307 | #if USE_CACHE_DIGESTS | |
308 | ||
309 | int digest_generation; | |
310 | #endif | |
311 | ||
4d5904f7 | 312 | int vary_ignore_expire; |
4d5904f7 | 313 | int surrogate_is_remote; |
4d5904f7 | 314 | int detect_broken_server_pconns; |
4d5904f7 FC |
315 | int relaxed_header_parser; |
316 | int check_hostnames; | |
317 | int allow_underscore; | |
318 | int via; | |
96598f93 | 319 | int cache_miss_revalidate; |
4d5904f7 FC |
320 | int emailErrData; |
321 | int httpd_suppress_version_string; | |
322 | int global_internal_static; | |
55eae904 | 323 | int collapsed_forwarding; |
4d5904f7 FC |
324 | |
325 | #if FOLLOW_X_FORWARDED_FOR | |
326 | int acl_uses_indirect_client; | |
327 | int delay_pool_uses_indirect_client; | |
328 | int log_uses_indirect_client; | |
329 | #if LINUX_NETFILTER | |
330 | int tproxy_uses_indirect_client; | |
331 | #endif | |
332 | #endif /* FOLLOW_X_FORWARDED_FOR */ | |
333 | ||
334 | int WIN32_IpAddrChangeMonitor; | |
335 | int memory_cache_first; | |
336 | int memory_cache_disk; | |
337 | int hostStrictVerify; | |
338 | int client_dst_passthru; | |
bce61b00 | 339 | int dns_mdns; |
2bcab852 CT |
340 | #if USE_OPENSSL |
341 | bool logTlsServerHelloDetails; | |
342 | #endif | |
4d5904f7 FC |
343 | } onoff; |
344 | ||
daed75a9 | 345 | int64_t shared_transient_entries_limit; |
8f7dbf74 | 346 | |
079a8480 AJ |
347 | int pipeline_max_prefetch; |
348 | ||
8b082ed9 FC |
349 | // these values are actually unsigned |
350 | // TODO: extend the parser to support more nuanced types | |
4d5904f7 FC |
351 | int forward_max_tries; |
352 | int connect_retries; | |
353 | ||
b2aca62a EB |
354 | std::chrono::nanoseconds paranoid_hit_validation; |
355 | ||
922513e5 | 356 | class Acl::Node *aclList; |
4d5904f7 FC |
357 | |
358 | struct { | |
359 | acl_access *http; | |
360 | acl_access *adapted_http; | |
361 | acl_access *icp; | |
362 | acl_access *miss; | |
363 | acl_access *NeverDirect; | |
364 | acl_access *AlwaysDirect; | |
365 | acl_access *ASlists; | |
366 | acl_access *noCache; | |
70706149 AR |
367 | acl_access *sendHit; |
368 | acl_access *storeMiss; | |
8ebad780 | 369 | acl_access *stats_collection; |
4d5904f7 FC |
370 | #if SQUID_SNMP |
371 | ||
372 | acl_access *snmp; | |
373 | #endif | |
374 | #if USE_HTTP_VIOLATIONS | |
375 | acl_access *brokenPosts; | |
376 | #endif | |
377 | acl_access *redirector; | |
a8a0b1c2 | 378 | acl_access *store_id; |
4d5904f7 | 379 | acl_access *reply; |
289848ca | 380 | Acl::Address *outgoing_address; |
4d5904f7 FC |
381 | #if USE_HTCP |
382 | ||
383 | acl_access *htcp; | |
384 | acl_access *htcp_clr; | |
385 | #endif | |
386 | ||
cb4f4424 | 387 | #if USE_OPENSSL |
4d5904f7 FC |
388 | acl_access *ssl_bump; |
389 | #endif | |
33b24cf0 | 390 | #if FOLLOW_X_FORWARDED_FOR |
4d5904f7 | 391 | acl_access *followXFF; |
33b24cf0 | 392 | #endif /* FOLLOW_X_FORWARDED_FOR */ |
4d5904f7 | 393 | |
2f8abb64 | 394 | /// acceptable PROXY protocol clients |
d3d92daa AJ |
395 | acl_access *proxyProtocol; |
396 | ||
0d901ef4 SH |
397 | /// spoof_client_ip squid.conf acl. |
398 | /// nil unless configured | |
399 | acl_access* spoof_client_ip; | |
3248e962 | 400 | acl_access *on_unsupported_protocol; |
ddf5aa2b CT |
401 | |
402 | acl_access *ftp_epsv; | |
ec69bdb2 CT |
403 | |
404 | acl_access *forceRequestBodyContinuation; | |
afc753f3 | 405 | acl_access *serverPconnForNonretriable; |
819be284 | 406 | acl_access *collapsedForwardingAccess; |
4d5904f7 | 407 | } accessList; |
7f0b3324 | 408 | AclDenyInfoList *denyInfoList; |
4d5904f7 FC |
409 | |
410 | struct { | |
411 | size_t list_width; | |
412 | int list_wrap; | |
413 | char *anon_user; | |
414 | int passive; | |
415 | int epsv_all; | |
416 | int epsv; | |
417 | int eprt; | |
418 | int sanitycheck; | |
419 | int telnet; | |
420 | } Ftp; | |
8d9a8184 | 421 | RefreshPattern *Refresh; |
4d5904f7 | 422 | |
2745fea5 | 423 | Store::DiskConfig cacheSwap; |
4d5904f7 FC |
424 | |
425 | struct { | |
426 | char *directory; | |
427 | int use_short_names; | |
428 | } icons; | |
429 | char *errorDirectory; | |
430 | #if USE_ERR_LOCALES | |
431 | char *errorDefaultLanguage; | |
432 | int errorLogMissingLanguages; | |
433 | #endif | |
434 | char *errorStylesheet; | |
435 | ||
436 | struct { | |
437 | int onerror; | |
438 | } retry; | |
439 | ||
440 | struct { | |
441 | int64_t limit; | |
442 | } MemPools; | |
443 | #if USE_DELAY_POOLS | |
444 | ||
445 | DelayConfig Delay; | |
446 | ClientDelayConfig ClientDelay; | |
b27668ec | 447 | MessageDelayConfig MessageDelay; |
4d5904f7 FC |
448 | #endif |
449 | ||
17c0af35 AJ |
450 | struct CommIncoming { |
451 | struct Measure { | |
4d5904f7 FC |
452 | int average; |
453 | int min_poll; | |
454 | } dns, udp, tcp; | |
455 | } comm_incoming; | |
456 | int max_open_disk_fds; | |
457 | int uri_whitespace; | |
1328cfb7 | 458 | AclSizeLimit *rangeOffsetLimit; |
4d5904f7 FC |
459 | |
460 | /// request_header_access and request_header_replace | |
461 | HeaderManglers *request_header_access; | |
462 | /// reply_header_access and reply_header_replace | |
463 | HeaderManglers *reply_header_access; | |
464 | ///request_header_add access list | |
465 | HeaderWithAclList *request_header_add; | |
cde8f31b NH |
466 | ///reply_header_add access list |
467 | HeaderWithAclList *reply_header_add; | |
1c2b4465 CT |
468 | /// http_upgrade_request_protocols |
469 | HttpUpgradeProtocolAccess *http_upgrade_request_protocols; | |
d7f4a0b7 CT |
470 | ///note |
471 | Notes notes; | |
4d5904f7 FC |
472 | char *coredump_dir; |
473 | char *chroot_dir; | |
474 | #if USE_CACHE_DIGESTS | |
475 | ||
476 | struct { | |
477 | int bits_per_entry; | |
478 | time_t rebuild_period; | |
479 | time_t rewrite_period; | |
480 | size_t swapout_chunk_size; | |
481 | int rebuild_chunk_percentage; | |
482 | } digest; | |
483 | #endif | |
cb4f4424 | 484 | #if USE_OPENSSL |
4d5904f7 FC |
485 | |
486 | struct { | |
487 | int unclean_shutdown; | |
488 | char *ssl_engine; | |
10a69fc0 CT |
489 | int session_ttl; |
490 | size_t sessionCacheSize; | |
3c26b00a | 491 | char *certSignHash; |
4d5904f7 FC |
492 | } SSL; |
493 | #endif | |
494 | ||
4d5904f7 FC |
495 | struct { |
496 | int high_rptm; | |
497 | int high_pf; | |
498 | size_t high_memory; | |
499 | } warnings; | |
500 | char *store_dir_select_algorithm; | |
501 | int sleep_after_fork; /* microseconds */ | |
502 | time_t minimum_expiry_time; /* seconds */ | |
503 | external_acl *externalAclHelperList; | |
504 | ||
4d5904f7 | 505 | struct { |
900daee3 | 506 | Security::ContextPointer sslContext; |
a465e144 | 507 | #if USE_OPENSSL |
866be11c | 508 | char *foreignIntermediateCertsPath; |
4d5904f7 | 509 | acl_access *cert_error; |
4d5904f7 FC |
510 | sslproxy_cert_sign *cert_sign; |
511 | sslproxy_cert_adapt *cert_adapt; | |
4d5904f7 | 512 | #endif |
a465e144 | 513 | } ssl_client; |
4d5904f7 FC |
514 | |
515 | char *accept_filter; | |
516 | int umask; | |
517 | int max_filedescriptors; | |
518 | int workers; | |
519 | CpuAffinityMap *cpuAffinityMap; | |
520 | ||
521 | #if USE_LOADABLE_MODULES | |
1c464a53 | 522 | SBufList loadable_module_names; |
4d5904f7 FC |
523 | #endif |
524 | ||
525 | int client_ip_max_connections; | |
526 | ||
b11724bb CT |
527 | char *redirector_extras; |
528 | ||
ced8def3 | 529 | struct UrlHelperTimeout { |
32fd6d8a CT |
530 | int action; |
531 | char *response; | |
532 | } onUrlRewriteTimeout; | |
533 | ||
b11724bb CT |
534 | char *storeId_extras; |
535 | ||
4d5904f7 | 536 | struct { |
5a1098fb | 537 | SBufList nameservers; |
4d5904f7 FC |
538 | int v4_first; ///< Place IPv4 first in the order of DNS results. |
539 | ssize_t packet_max; ///< maximum size EDNS advertised for DNS replies. | |
540 | } dns; | |
55622953 CT |
541 | |
542 | struct { | |
543 | int connect_limit; | |
544 | int connect_gap; | |
545 | int connect_timeout; | |
546 | } happyEyeballs; | |
4d5904f7 FC |
547 | }; |
548 | ||
549 | extern SquidConfig Config; | |
550 | ||
5fed1735 AJ |
551 | class SquidConfig2 |
552 | { | |
553 | public: | |
871cbc7d AJ |
554 | void clear() { |
555 | *this = SquidConfig2(); | |
556 | } | |
557 | ||
7957fca1 | 558 | struct { |
871cbc7d | 559 | int enable_purge = 0; |
7957fca1 | 560 | } onoff; |
871cbc7d AJ |
561 | uid_t effectiveUserID = 0; |
562 | gid_t effectiveGroupID = 0; | |
7957fca1 FC |
563 | }; |
564 | ||
565 | extern SquidConfig2 Config2; | |
566 | ||
ff9d9458 | 567 | #endif /* SQUID_SRC_SQUIDCONFIG_H */ |
f53969cc | 568 |