]>
Commit | Line | Data |
---|---|---|
516350ca | 1 | /* |
262a0e14 | 2 | * $Id$ |
516350ca | 3 | * |
b510f3a1 | 4 | * DEBUG: section 00 Client Database |
516350ca | 5 | * AUTHOR: Duane Wessels |
6 | * | |
2b6662ba | 7 | * SQUID Web Proxy Cache http://www.squid-cache.org/ |
e25c139f | 8 | * ---------------------------------------------------------- |
516350ca | 9 | * |
2b6662ba | 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. | |
516350ca | 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. | |
26ac0430 | 23 | * |
516350ca | 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. | |
26ac0430 | 28 | * |
516350ca | 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 | |
cbdec147 | 31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
e25c139f | 32 | * |
516350ca | 33 | */ |
34 | ||
582c2af2 | 35 | #include "squid.h" |
a553a5a3 | 36 | #include "event.h" |
31971e6a | 37 | #include "format/Token.h" |
1c898d4c | 38 | #include "ClientInfo.h" |
96d89ea0 | 39 | #include "ip/Address.h" |
8822ebee | 40 | #include "mgr/Registration.h" |
582c2af2 | 41 | #include "protos.h" |
a98bcbee | 42 | #include "SquidMath.h" |
985c86bc | 43 | #include "SquidTime.h" |
e4f1fdae | 44 | #include "StatCounters.h" |
e6ccf245 | 45 | #include "Store.h" |
46 | ||
365e5b34 | 47 | static hash_table *client_table = NULL; |
62e76326 | 48 | |
b7ac5457 | 49 | static ClientInfo *clientdbAdd(const Ip::Address &addr); |
ec878047 | 50 | static FREE clientdbFreeItem; |
a0eba6bc | 51 | static void clientdbStartGC(void); |
52 | static void clientdbScheduledGC(void *); | |
53 | ||
9a0a18de | 54 | #if USE_DELAY_POOLS |
b4cd430a CT |
55 | static int max_clients = 32768; |
56 | #else | |
a0eba6bc | 57 | static int max_clients = 32; |
b4cd430a CT |
58 | #endif |
59 | ||
a0eba6bc | 60 | static int cleanup_running = 0; |
61 | static int cleanup_scheduled = 0; | |
62 | static int cleanup_removed; | |
63 | ||
9a0a18de | 64 | #if USE_DELAY_POOLS |
b4cd430a CT |
65 | #define CLIENT_DB_HASH_SIZE 65357 |
66 | #else | |
a0eba6bc | 67 | #define CLIENT_DB_HASH_SIZE 467 |
b4cd430a | 68 | #endif |
c41d4b6d | 69 | |
70 | static ClientInfo * | |
62e76326 | 71 | |
b7ac5457 | 72 | clientdbAdd(const Ip::Address &addr) |
c41d4b6d | 73 | { |
74 | ClientInfo *c; | |
cc192b50 | 75 | char *buf = new char[MAX_IPSTRLEN]; |
e6ccf245 | 76 | c = (ClientInfo *)memAllocate(MEM_CLIENT_INFO); |
cc192b50 | 77 | c->hash.key = addr.NtoA(buf,MAX_IPSTRLEN); |
c41d4b6d | 78 | c->addr = addr; |
9a0a18de | 79 | #if USE_DELAY_POOLS |
b4cd430a CT |
80 | /* setup default values for client write limiter */ |
81 | c->writeLimitingActive=false; | |
82 | c->writeSpeedLimit=0; | |
83 | c->bucketSize = 0; | |
84 | c->firstTimeConnection=true; | |
85 | c->quotaQueue = NULL; | |
86 | c->rationedQuota = 0; | |
87 | c->rationedCount = 0; | |
88 | c->selectWaiting = false; | |
89 | c->eventWaiting = false; | |
90 | ||
91 | /* get current time */ | |
92 | getCurrentTime(); | |
93 | c->prevTime=current_dtime;/* put current time to have something sensible here */ | |
94 | #endif | |
186477c1 | 95 | hash_join(client_table, &c->hash); |
e4f1fdae | 96 | ++statCounter.client_http.clients; |
a0eba6bc | 97 | |
26ac0430 | 98 | if ((statCounter.client_http.clients > max_clients) && !cleanup_running && cleanup_scheduled < 2) { |
5086523e | 99 | ++cleanup_scheduled; |
a0eba6bc | 100 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 90, 0); |
101 | } | |
102 | ||
c41d4b6d | 103 | return c; |
104 | } | |
105 | ||
5f5e883f FC |
106 | static void |
107 | clientdbRegisterWithCacheManager(void) | |
108 | { | |
8822ebee | 109 | Mgr::RegisterAction("client_list", "Cache Client List", clientdbDump, 0, 1); |
5f5e883f FC |
110 | } |
111 | ||
c41d4b6d | 112 | void |
113 | clientdbInit(void) | |
114 | { | |
cfaf75a7 FC |
115 | clientdbRegisterWithCacheManager(); |
116 | ||
19054954 | 117 | if (client_table) |
62e76326 | 118 | return; |
119 | ||
30abd221 | 120 | client_table = hash_create((HASHCMP *) strcmp, CLIENT_DB_HASH_SIZE, hash_string); |
62ee09ca | 121 | } |
62e76326 | 122 | |
9a0a18de | 123 | #if USE_DELAY_POOLS |
b4cd430a CT |
124 | /* returns ClientInfo for given IP addr |
125 | Returns NULL if no such client (or clientdb turned off) | |
126 | (it is assumed that clientdbEstablished will be called before and create client record if needed) | |
127 | */ | |
128 | ClientInfo * clientdbGetInfo(const Ip::Address &addr) | |
129 | { | |
130 | char key[MAX_IPSTRLEN]; | |
131 | ClientInfo *c; | |
132 | ||
133 | if (!Config.onoff.client_db) | |
134 | return NULL; | |
135 | ||
136 | addr.NtoA(key,MAX_IPSTRLEN); | |
137 | ||
138 | c = (ClientInfo *) hash_lookup(client_table, key); | |
f33d34a8 | 139 | if (c==NULL) { |
e0236918 | 140 | debugs(77, DBG_IMPORTANT,"Client db does not contain information for given IP address "<<(const char*)key); |
b4cd430a CT |
141 | return NULL; |
142 | } | |
143 | return c; | |
144 | } | |
145 | #endif | |
62ee09ca | 146 | void |
0c3d3f65 | 147 | clientdbUpdate(const Ip::Address &addr, log_type ltype, AnyP::ProtocolType p, size_t size) |
c41d4b6d | 148 | { |
cc192b50 | 149 | char key[MAX_IPSTRLEN]; |
429fdbec | 150 | ClientInfo *c; |
62e76326 | 151 | |
17a0a4ee | 152 | if (!Config.onoff.client_db) |
62e76326 | 153 | return; |
154 | ||
cc192b50 | 155 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 156 | |
429fdbec | 157 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 158 | |
c41d4b6d | 159 | if (c == NULL) |
62e76326 | 160 | c = clientdbAdd(addr); |
161 | ||
c41d4b6d | 162 | if (c == NULL) |
62e76326 | 163 | debug_trap("clientdbUpdate: Failed to add entry"); |
164 | ||
0c3d3f65 | 165 | if (p == AnyP::PROTO_HTTP) { |
5086523e FC |
166 | ++ c->Http.n_requests; |
167 | ++ c->Http.result_hist[ltype]; | |
62e76326 | 168 | kb_incr(&c->Http.kbytes_out, size); |
169 | ||
170 | if (logTypeIsATcpHit(ltype)) | |
171 | kb_incr(&c->Http.hit_kbytes_out, size); | |
0c3d3f65 | 172 | } else if (p == AnyP::PROTO_ICP) { |
5086523e FC |
173 | ++ c->Icp.n_requests; |
174 | ++ c->Icp.result_hist[ltype]; | |
62e76326 | 175 | kb_incr(&c->Icp.kbytes_out, size); |
176 | ||
177 | if (LOG_UDP_HIT == ltype) | |
178 | kb_incr(&c->Icp.hit_kbytes_out, size); | |
81d0c856 | 179 | } |
a0eba6bc | 180 | |
181 | c->last_seen = squid_curtime; | |
c41d4b6d | 182 | } |
183 | ||
077fe581 | 184 | /** |
9bc73deb | 185 | * This function tracks the number of currently established connections |
186 | * for a client IP address. When a connection is accepted, call this | |
187 | * with delta = 1. When the connection is closed, call with delta = | |
188 | * -1. To get the current value, simply call with delta = 0. | |
189 | */ | |
190 | int | |
b7ac5457 | 191 | clientdbEstablished(const Ip::Address &addr, int delta) |
9bc73deb | 192 | { |
cc192b50 | 193 | char key[MAX_IPSTRLEN]; |
9bc73deb | 194 | ClientInfo *c; |
62e76326 | 195 | |
9bc73deb | 196 | if (!Config.onoff.client_db) |
62e76326 | 197 | return 0; |
198 | ||
cc192b50 | 199 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 200 | |
9bc73deb | 201 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 202 | |
cc192b50 | 203 | if (c == NULL) { |
62e76326 | 204 | c = clientdbAdd(addr); |
cc192b50 | 205 | } |
62e76326 | 206 | |
9bc73deb | 207 | if (c == NULL) |
62e76326 | 208 | debug_trap("clientdbUpdate: Failed to add entry"); |
209 | ||
9bc73deb | 210 | c->n_established += delta; |
62e76326 | 211 | |
9bc73deb | 212 | return c->n_established; |
213 | } | |
214 | ||
e711a2ff | 215 | #define CUTOFF_SECONDS 3600 |
c41d4b6d | 216 | int |
62e76326 | 217 | |
b7ac5457 | 218 | clientdbCutoffDenied(const Ip::Address &addr) |
c41d4b6d | 219 | { |
cc192b50 | 220 | char key[MAX_IPSTRLEN]; |
e711a2ff | 221 | int NR; |
222 | int ND; | |
223 | double p; | |
429fdbec | 224 | ClientInfo *c; |
62e76326 | 225 | |
59c4d35b | 226 | if (!Config.onoff.client_db) |
62e76326 | 227 | return 0; |
228 | ||
cc192b50 | 229 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 230 | |
429fdbec | 231 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 232 | |
c41d4b6d | 233 | if (c == NULL) |
62e76326 | 234 | return 0; |
235 | ||
e711a2ff | 236 | /* |
237 | * If we are in a cutoff window, we don't send a reply | |
238 | */ | |
239 | if (squid_curtime - c->cutoff.time < CUTOFF_SECONDS) | |
62e76326 | 240 | return 1; |
241 | ||
e711a2ff | 242 | /* |
243 | * Calculate the percent of DENIED replies since the last | |
244 | * cutoff time. | |
245 | */ | |
246 | NR = c->Icp.n_requests - c->cutoff.n_req; | |
62e76326 | 247 | |
e711a2ff | 248 | if (NR < 150) |
62e76326 | 249 | NR = 150; |
250 | ||
e711a2ff | 251 | ND = c->Icp.result_hist[LOG_UDP_DENIED] - c->cutoff.n_denied; |
62e76326 | 252 | |
e711a2ff | 253 | p = 100.0 * ND / NR; |
62e76326 | 254 | |
e711a2ff | 255 | if (p < 95.0) |
62e76326 | 256 | return 0; |
257 | ||
fa84c01d | 258 | debugs(1, DBG_CRITICAL, "WARNING: Probable misconfigured neighbor at " << key); |
62e76326 | 259 | |
fa84c01d | 260 | debugs(1, DBG_CRITICAL, "WARNING: " << ND << " of the last " << NR << |
bf8fe701 | 261 | " ICP replies are DENIED"); |
62e76326 | 262 | |
fa84c01d | 263 | debugs(1, DBG_CRITICAL, "WARNING: No replies will be sent for the next " << |
bf8fe701 | 264 | CUTOFF_SECONDS << " seconds"); |
62e76326 | 265 | |
e711a2ff | 266 | c->cutoff.time = squid_curtime; |
62e76326 | 267 | |
e711a2ff | 268 | c->cutoff.n_req = c->Icp.n_requests; |
62e76326 | 269 | |
e711a2ff | 270 | c->cutoff.n_denied = c->Icp.result_hist[LOG_UDP_DENIED]; |
62e76326 | 271 | |
e711a2ff | 272 | return 1; |
c41d4b6d | 273 | } |
274 | ||
e6ccf245 | 275 | log_type &operator++ (log_type &aLogType) |
276 | { | |
1f1ae50a | 277 | int tmp = (int)aLogType; |
278 | aLogType = (log_type)(++tmp); | |
e6ccf245 | 279 | return aLogType; |
280 | } | |
281 | ||
8eb58c9c | 282 | void |
c41d4b6d | 283 | clientdbDump(StoreEntry * sentry) |
284 | { | |
c63e5f01 | 285 | const char *name; |
c41d4b6d | 286 | ClientInfo *c; |
287 | log_type l; | |
ac0963ac | 288 | int icp_total = 0; |
289 | int icp_hits = 0; | |
290 | int http_total = 0; | |
291 | int http_hits = 0; | |
15576b6a | 292 | storeAppendPrintf(sentry, "Cache Clients:\n"); |
0f6bebac | 293 | hash_first(client_table); |
62e76326 | 294 | |
0f6bebac | 295 | while ((c = (ClientInfo *) hash_next(client_table))) { |
62e76326 | 296 | storeAppendPrintf(sentry, "Address: %s\n", hashKeyStr(&c->hash)); |
af6a12ee | 297 | if ( (name = fqdncache_gethostbyaddr(c->addr, 0)) ) { |
c63e5f01 AJ |
298 | storeAppendPrintf(sentry, "Name: %s\n", name); |
299 | } | |
62e76326 | 300 | storeAppendPrintf(sentry, "Currently established connections: %d\n", |
301 | c->n_established); | |
077fe581 | 302 | storeAppendPrintf(sentry, " ICP Requests %d\n", |
62e76326 | 303 | c->Icp.n_requests); |
304 | ||
305 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
306 | if (c->Icp.result_hist[l] == 0) | |
307 | continue; | |
308 | ||
309 | icp_total += c->Icp.result_hist[l]; | |
310 | ||
311 | if (LOG_UDP_HIT == l) | |
312 | icp_hits += c->Icp.result_hist[l]; | |
313 | ||
38e16f92 | 314 | storeAppendPrintf(sentry, " %-20.20s %7d %3d%%\n",Format::log_tags[l], c->Icp.result_hist[l], Math::intPercent(c->Icp.result_hist[l], c->Icp.n_requests)); |
62e76326 | 315 | } |
316 | ||
a98bcbee | 317 | storeAppendPrintf(sentry, " HTTP Requests %d\n", c->Http.n_requests); |
62e76326 | 318 | |
319 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
320 | if (c->Http.result_hist[l] == 0) | |
321 | continue; | |
322 | ||
323 | http_total += c->Http.result_hist[l]; | |
324 | ||
325 | if (logTypeIsATcpHit(l)) | |
326 | http_hits += c->Http.result_hist[l]; | |
327 | ||
328 | storeAppendPrintf(sentry, | |
329 | " %-20.20s %7d %3d%%\n", | |
38e16f92 | 330 | Format::log_tags[l], |
62e76326 | 331 | c->Http.result_hist[l], |
a98bcbee | 332 | Math::intPercent(c->Http.result_hist[l], c->Http.n_requests)); |
62e76326 | 333 | } |
334 | ||
335 | storeAppendPrintf(sentry, "\n"); | |
c41d4b6d | 336 | } |
62e76326 | 337 | |
ac0963ac | 338 | storeAppendPrintf(sentry, "TOTALS\n"); |
339 | storeAppendPrintf(sentry, "ICP : %d Queries, %d Hits (%3d%%)\n", | |
a98bcbee | 340 | icp_total, icp_hits, Math::intPercent(icp_hits, icp_total)); |
ac0963ac | 341 | storeAppendPrintf(sentry, "HTTP: %d Requests, %d Hits (%3d%%)\n", |
a98bcbee | 342 | http_total, http_hits, Math::intPercent(http_hits, http_total)); |
c41d4b6d | 343 | } |
83394596 | 344 | |
ec878047 | 345 | static void |
346 | clientdbFreeItem(void *data) | |
347 | { | |
e6ccf245 | 348 | ClientInfo *c = (ClientInfo *)data; |
186477c1 | 349 | safe_free(c->hash.key); |
b4cd430a | 350 | |
9a0a18de | 351 | #if USE_DELAY_POOLS |
b4cd430a CT |
352 | if (CommQuotaQueue *q = c->quotaQueue) { |
353 | q->clientInfo = NULL; | |
354 | delete q; // invalidates cbdata, cancelling any pending kicks | |
f33d34a8 | 355 | } |
b4cd430a CT |
356 | #endif |
357 | ||
db1cd23c | 358 | memFree(c, MEM_CLIENT_INFO); |
ec878047 | 359 | } |
360 | ||
83394596 | 361 | void |
362 | clientdbFreeMemory(void) | |
363 | { | |
ec878047 | 364 | hashFreeItems(client_table, clientdbFreeItem); |
83394596 | 365 | hashFreeMemory(client_table); |
366 | client_table = NULL; | |
367 | } | |
81d0c856 | 368 | |
a0eba6bc | 369 | static void |
370 | clientdbScheduledGC(void *unused) | |
371 | { | |
372 | cleanup_scheduled = 0; | |
373 | clientdbStartGC(); | |
374 | } | |
375 | ||
376 | static void | |
377 | clientdbGC(void *unused) | |
378 | { | |
379 | static int bucket = 0; | |
380 | hash_link *link_next; | |
381 | ||
382 | link_next = hash_get_bucket(client_table, bucket++); | |
383 | ||
384 | while (link_next != NULL) { | |
385 | ClientInfo *c = (ClientInfo *)link_next; | |
386 | int age = squid_curtime - c->last_seen; | |
387 | link_next = link_next->next; | |
388 | ||
389 | if (c->n_established) | |
390 | continue; | |
391 | ||
392 | if (age < 24 * 3600 && c->Http.n_requests > 100) | |
393 | continue; | |
394 | ||
395 | if (age < 4 * 3600 && (c->Http.n_requests > 10 || c->Icp.n_requests > 10)) | |
396 | continue; | |
397 | ||
398 | if (age < 5 * 60 && (c->Http.n_requests > 1 || c->Icp.n_requests > 1)) | |
399 | continue; | |
400 | ||
401 | if (age < 60) | |
402 | continue; | |
403 | ||
404 | hash_remove_link(client_table, &c->hash); | |
405 | ||
406 | clientdbFreeItem(c); | |
407 | ||
e4f1fdae | 408 | --statCounter.client_http.clients; |
a0eba6bc | 409 | |
5086523e | 410 | ++cleanup_removed; |
a0eba6bc | 411 | } |
412 | ||
413 | if (bucket < CLIENT_DB_HASH_SIZE) | |
414 | eventAdd("client_db garbage collector", clientdbGC, NULL, 0.15, 0); | |
415 | else { | |
416 | bucket = 0; | |
417 | cleanup_running = 0; | |
418 | max_clients = statCounter.client_http.clients * 3 / 2; | |
419 | ||
420 | if (!cleanup_scheduled) { | |
421 | cleanup_scheduled = 1; | |
422 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 6 * 3600, 0); | |
423 | } | |
424 | ||
bf8fe701 | 425 | debugs(49, 2, "clientdbGC: Removed " << cleanup_removed << " entries"); |
a0eba6bc | 426 | } |
427 | } | |
428 | ||
429 | static void | |
430 | clientdbStartGC(void) | |
431 | { | |
432 | max_clients = statCounter.client_http.clients; | |
433 | cleanup_running = 1; | |
434 | cleanup_removed = 0; | |
435 | clientdbGC(NULL); | |
436 | } | |
437 | ||
81d0c856 | 438 | #if SQUID_SNMP |
62e76326 | 439 | |
b7ac5457 AJ |
440 | Ip::Address * |
441 | client_entry(Ip::Address *current) | |
81d0c856 | 442 | { |
6f47fbc7 | 443 | ClientInfo *c = NULL; |
cc192b50 | 444 | char key[MAX_IPSTRLEN]; |
62e76326 | 445 | |
26ac0430 | 446 | if (current) { |
cc192b50 | 447 | current->NtoA(key,MAX_IPSTRLEN); |
62e76326 | 448 | hash_first(client_table); |
62e76326 | 449 | while ((c = (ClientInfo *) hash_next(client_table))) { |
26ac0430 | 450 | if (!strcmp(key, hashKeyStr(&c->hash))) |
62e76326 | 451 | break; |
452 | } | |
26ac0430 AJ |
453 | |
454 | c = (ClientInfo *) hash_next(client_table); | |
455 | } else { | |
456 | hash_first(client_table); | |
62e76326 | 457 | c = (ClientInfo *) hash_next(client_table); |
6f47fbc7 | 458 | } |
62e76326 | 459 | |
b6a2f15e | 460 | hash_last(client_table); |
62e76326 | 461 | |
b6a2f15e | 462 | if (c) |
26ac0430 | 463 | return (&c->addr); |
b6a2f15e | 464 | else |
26ac0430 AJ |
465 | return (NULL); |
466 | ||
b6a2f15e | 467 | } |
81d0c856 | 468 | |
469 | variable_list * | |
6f47fbc7 | 470 | snmp_meshCtblFn(variable_list * Var, snint * ErrP) |
81d0c856 | 471 | { |
6a644e75 | 472 | char key[MAX_IPSTRLEN]; |
81d0c856 | 473 | ClientInfo *c = NULL; |
b7ac5457 | 474 | Ip::Address keyIp; |
cc192b50 | 475 | |
81d0c856 | 476 | *ErrP = SNMP_ERR_NOERROR; |
6a644e75 AJ |
477 | MemBuf tmp; |
478 | debugs(49, 6, HERE << "Current : length=" << Var->name_length << ": " << snmpDebugOid(Var->name, Var->name_length, tmp)); | |
055421ee | 479 | if (Var->name_length == 16) { |
6a644e75 | 480 | oid2addr(&(Var->name[12]), keyIp, 4); |
055421ee | 481 | } else if (Var->name_length == 28) { |
6a644e75 | 482 | oid2addr(&(Var->name[12]), keyIp, 16); |
6a644e75 AJ |
483 | } else { |
484 | *ErrP = SNMP_ERR_NOSUCHNAME; | |
485 | return NULL; | |
486 | } | |
487 | ||
488 | keyIp.NtoA(key, sizeof(key)); | |
489 | debugs(49, 5, HERE << "[" << key << "] requested!"); | |
81d0c856 | 490 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 491 | |
81d0c856 | 492 | if (c == NULL) { |
6a644e75 | 493 | debugs(49, 5, HERE << "not found."); |
62e76326 | 494 | *ErrP = SNMP_ERR_NOSUCHNAME; |
495 | return NULL; | |
81d0c856 | 496 | } |
62e76326 | 497 | |
6a644e75 AJ |
498 | variable_list *Answer = NULL; |
499 | int aggr = 0; | |
500 | log_type l; | |
501 | ||
135171fe | 502 | switch (Var->name[LEN_SQ_NET + 2]) { |
62e76326 | 503 | |
26ac0430 AJ |
504 | case MESH_CTBL_ADDR_TYPE: { |
505 | int ival; | |
506 | ival = c->addr.IsIPv4() ? INETADDRESSTYPE_IPV4 : INETADDRESSTYPE_IPV6 ; | |
507 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
508 | ival, SMI_INTEGER); | |
509 | } | |
510 | break; | |
511 | ||
512 | case MESH_CTBL_ADDR: { | |
513 | Answer = snmp_var_new(Var->name, Var->name_length); | |
514 | // InetAddress doesn't have its own ASN.1 type, | |
515 | // like IpAddr does (SMI_IPADDRESS) | |
516 | // See: rfc4001.txt | |
517 | Answer->type = ASN_OCTET_STR; | |
518 | char client[MAX_IPSTRLEN]; | |
519 | c->addr.NtoA(client,MAX_IPSTRLEN); | |
520 | Answer->val_len = strlen(client); | |
521 | Answer->val.string = (u_char *) xstrdup(client); | |
522 | } | |
523 | break; | |
81d0c856 | 524 | case MESH_CTBL_HTBYTES: |
62e76326 | 525 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
526 | (snint) c->Http.kbytes_out.kb, | |
527 | SMI_COUNTER32); | |
528 | break; | |
529 | ||
81d0c856 | 530 | case MESH_CTBL_HTREQ: |
62e76326 | 531 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
532 | (snint) c->Http.n_requests, | |
533 | SMI_COUNTER32); | |
534 | break; | |
535 | ||
81d0c856 | 536 | case MESH_CTBL_HTHITS: |
62e76326 | 537 | aggr = 0; |
538 | ||
539 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
540 | if (logTypeIsATcpHit(l)) | |
541 | aggr += c->Http.result_hist[l]; | |
542 | } | |
543 | ||
544 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
545 | (snint) aggr, | |
546 | SMI_COUNTER32); | |
547 | break; | |
548 | ||
81d0c856 | 549 | case MESH_CTBL_HTHITBYTES: |
62e76326 | 550 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
551 | (snint) c->Http.hit_kbytes_out.kb, | |
552 | SMI_COUNTER32); | |
553 | break; | |
554 | ||
81d0c856 | 555 | case MESH_CTBL_ICPBYTES: |
62e76326 | 556 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
557 | (snint) c->Icp.kbytes_out.kb, | |
558 | SMI_COUNTER32); | |
559 | break; | |
560 | ||
81d0c856 | 561 | case MESH_CTBL_ICPREQ: |
62e76326 | 562 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
563 | (snint) c->Icp.n_requests, | |
564 | SMI_COUNTER32); | |
565 | break; | |
566 | ||
81d0c856 | 567 | case MESH_CTBL_ICPHITS: |
62e76326 | 568 | aggr = c->Icp.result_hist[LOG_UDP_HIT]; |
569 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
570 | (snint) aggr, | |
571 | SMI_COUNTER32); | |
572 | break; | |
573 | ||
81d0c856 | 574 | case MESH_CTBL_ICPHITBYTES: |
62e76326 | 575 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
576 | (snint) c->Icp.hit_kbytes_out.kb, | |
577 | SMI_COUNTER32); | |
578 | break; | |
579 | ||
81d0c856 | 580 | default: |
62e76326 | 581 | *ErrP = SNMP_ERR_NOSUCHNAME; |
bf8fe701 | 582 | debugs(49, 5, "snmp_meshCtblFn: illegal column."); |
62e76326 | 583 | break; |
81d0c856 | 584 | } |
62e76326 | 585 | |
81d0c856 | 586 | return Answer; |
587 | } | |
588 | ||
135171fe | 589 | #endif /*SQUID_SNMP */ |