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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 | ||
c41d4b6d | 35 | #include "squid.h" |
a553a5a3 | 36 | #include "event.h" |
62ee09ca | 37 | #include "CacheManager.h" |
1c898d4c | 38 | #include "ClientInfo.h" |
96d89ea0 | 39 | #include "ip/Address.h" |
a98bcbee | 40 | #include "SquidMath.h" |
985c86bc | 41 | #include "SquidTime.h" |
e6ccf245 | 42 | #include "Store.h" |
43 | ||
c41d4b6d | 44 | |
365e5b34 | 45 | static hash_table *client_table = NULL; |
62e76326 | 46 | |
b7ac5457 | 47 | static ClientInfo *clientdbAdd(const Ip::Address &addr); |
ec878047 | 48 | static FREE clientdbFreeItem; |
a0eba6bc | 49 | static void clientdbStartGC(void); |
50 | static void clientdbScheduledGC(void *); | |
51 | ||
52 | static int max_clients = 32; | |
53 | static int cleanup_running = 0; | |
54 | static int cleanup_scheduled = 0; | |
55 | static int cleanup_removed; | |
56 | ||
57 | #define CLIENT_DB_HASH_SIZE 467 | |
c41d4b6d | 58 | |
59 | static ClientInfo * | |
62e76326 | 60 | |
b7ac5457 | 61 | clientdbAdd(const Ip::Address &addr) |
c41d4b6d | 62 | { |
63 | ClientInfo *c; | |
cc192b50 | 64 | char *buf = new char[MAX_IPSTRLEN]; |
e6ccf245 | 65 | c = (ClientInfo *)memAllocate(MEM_CLIENT_INFO); |
cc192b50 | 66 | c->hash.key = addr.NtoA(buf,MAX_IPSTRLEN); |
c41d4b6d | 67 | c->addr = addr; |
186477c1 | 68 | hash_join(client_table, &c->hash); |
83704487 | 69 | statCounter.client_http.clients++; |
a0eba6bc | 70 | |
26ac0430 | 71 | if ((statCounter.client_http.clients > max_clients) && !cleanup_running && cleanup_scheduled < 2) { |
a0eba6bc | 72 | cleanup_scheduled++; |
73 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 90, 0); | |
74 | } | |
75 | ||
c41d4b6d | 76 | return c; |
77 | } | |
78 | ||
5f5e883f FC |
79 | static void |
80 | clientdbRegisterWithCacheManager(void) | |
81 | { | |
82 | CacheManager::GetInstance()-> | |
26ac0430 | 83 | registerAction("client_list", "Cache Client List", clientdbDump, 0, 1); |
5f5e883f FC |
84 | } |
85 | ||
c41d4b6d | 86 | void |
87 | clientdbInit(void) | |
88 | { | |
cfaf75a7 FC |
89 | clientdbRegisterWithCacheManager(); |
90 | ||
19054954 | 91 | if (client_table) |
62e76326 | 92 | return; |
93 | ||
30abd221 | 94 | client_table = hash_create((HASHCMP *) strcmp, CLIENT_DB_HASH_SIZE, hash_string); |
cfaf75a7 | 95 | |
62ee09ca | 96 | } |
62e76326 | 97 | |
62ee09ca | 98 | void |
b7ac5457 | 99 | clientdbUpdate(const Ip::Address &addr, log_type ltype, protocol_t p, size_t size) |
c41d4b6d | 100 | { |
cc192b50 | 101 | char key[MAX_IPSTRLEN]; |
429fdbec | 102 | ClientInfo *c; |
62e76326 | 103 | |
17a0a4ee | 104 | if (!Config.onoff.client_db) |
62e76326 | 105 | return; |
106 | ||
cc192b50 | 107 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 108 | |
429fdbec | 109 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 110 | |
c41d4b6d | 111 | if (c == NULL) |
62e76326 | 112 | c = clientdbAdd(addr); |
113 | ||
c41d4b6d | 114 | if (c == NULL) |
62e76326 | 115 | debug_trap("clientdbUpdate: Failed to add entry"); |
116 | ||
26ac0430 | 117 | if (p == PROTO_HTTP) { |
62e76326 | 118 | c->Http.n_requests++; |
119 | c->Http.result_hist[ltype]++; | |
120 | kb_incr(&c->Http.kbytes_out, size); | |
121 | ||
122 | if (logTypeIsATcpHit(ltype)) | |
123 | kb_incr(&c->Http.hit_kbytes_out, size); | |
26ac0430 | 124 | } else if (p == PROTO_ICP) { |
62e76326 | 125 | c->Icp.n_requests++; |
126 | c->Icp.result_hist[ltype]++; | |
127 | kb_incr(&c->Icp.kbytes_out, size); | |
128 | ||
129 | if (LOG_UDP_HIT == ltype) | |
130 | kb_incr(&c->Icp.hit_kbytes_out, size); | |
81d0c856 | 131 | } |
a0eba6bc | 132 | |
133 | c->last_seen = squid_curtime; | |
c41d4b6d | 134 | } |
135 | ||
077fe581 | 136 | /** |
9bc73deb | 137 | * This function tracks the number of currently established connections |
138 | * for a client IP address. When a connection is accepted, call this | |
139 | * with delta = 1. When the connection is closed, call with delta = | |
140 | * -1. To get the current value, simply call with delta = 0. | |
141 | */ | |
142 | int | |
b7ac5457 | 143 | clientdbEstablished(const Ip::Address &addr, int delta) |
9bc73deb | 144 | { |
cc192b50 | 145 | char key[MAX_IPSTRLEN]; |
9bc73deb | 146 | ClientInfo *c; |
62e76326 | 147 | |
9bc73deb | 148 | if (!Config.onoff.client_db) |
62e76326 | 149 | return 0; |
150 | ||
cc192b50 | 151 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 152 | |
9bc73deb | 153 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 154 | |
cc192b50 | 155 | if (c == NULL) { |
62e76326 | 156 | c = clientdbAdd(addr); |
cc192b50 | 157 | } |
62e76326 | 158 | |
9bc73deb | 159 | if (c == NULL) |
62e76326 | 160 | debug_trap("clientdbUpdate: Failed to add entry"); |
161 | ||
9bc73deb | 162 | c->n_established += delta; |
62e76326 | 163 | |
9bc73deb | 164 | return c->n_established; |
165 | } | |
166 | ||
e711a2ff | 167 | #define CUTOFF_SECONDS 3600 |
c41d4b6d | 168 | int |
62e76326 | 169 | |
b7ac5457 | 170 | clientdbCutoffDenied(const Ip::Address &addr) |
c41d4b6d | 171 | { |
cc192b50 | 172 | char key[MAX_IPSTRLEN]; |
e711a2ff | 173 | int NR; |
174 | int ND; | |
175 | double p; | |
429fdbec | 176 | ClientInfo *c; |
62e76326 | 177 | |
59c4d35b | 178 | if (!Config.onoff.client_db) |
62e76326 | 179 | return 0; |
180 | ||
cc192b50 | 181 | addr.NtoA(key,MAX_IPSTRLEN); |
62e76326 | 182 | |
429fdbec | 183 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 184 | |
c41d4b6d | 185 | if (c == NULL) |
62e76326 | 186 | return 0; |
187 | ||
e711a2ff | 188 | /* |
189 | * If we are in a cutoff window, we don't send a reply | |
190 | */ | |
191 | if (squid_curtime - c->cutoff.time < CUTOFF_SECONDS) | |
62e76326 | 192 | return 1; |
193 | ||
e711a2ff | 194 | /* |
195 | * Calculate the percent of DENIED replies since the last | |
196 | * cutoff time. | |
197 | */ | |
198 | NR = c->Icp.n_requests - c->cutoff.n_req; | |
62e76326 | 199 | |
e711a2ff | 200 | if (NR < 150) |
62e76326 | 201 | NR = 150; |
202 | ||
e711a2ff | 203 | ND = c->Icp.result_hist[LOG_UDP_DENIED] - c->cutoff.n_denied; |
62e76326 | 204 | |
e711a2ff | 205 | p = 100.0 * ND / NR; |
62e76326 | 206 | |
e711a2ff | 207 | if (p < 95.0) |
62e76326 | 208 | return 0; |
209 | ||
bf8fe701 | 210 | debugs(1, 0, "WARNING: Probable misconfigured neighbor at " << key); |
62e76326 | 211 | |
bf8fe701 | 212 | debugs(1, 0, "WARNING: " << ND << " of the last " << NR << |
213 | " ICP replies are DENIED"); | |
62e76326 | 214 | |
bf8fe701 | 215 | debugs(1, 0, "WARNING: No replies will be sent for the next " << |
216 | CUTOFF_SECONDS << " seconds"); | |
62e76326 | 217 | |
e711a2ff | 218 | c->cutoff.time = squid_curtime; |
62e76326 | 219 | |
e711a2ff | 220 | c->cutoff.n_req = c->Icp.n_requests; |
62e76326 | 221 | |
e711a2ff | 222 | c->cutoff.n_denied = c->Icp.result_hist[LOG_UDP_DENIED]; |
62e76326 | 223 | |
e711a2ff | 224 | return 1; |
c41d4b6d | 225 | } |
226 | ||
e6ccf245 | 227 | log_type &operator++ (log_type &aLogType) |
228 | { | |
1f1ae50a | 229 | int tmp = (int)aLogType; |
230 | aLogType = (log_type)(++tmp); | |
e6ccf245 | 231 | return aLogType; |
232 | } | |
233 | ||
8eb58c9c | 234 | void |
c41d4b6d | 235 | clientdbDump(StoreEntry * sentry) |
236 | { | |
c63e5f01 | 237 | const char *name; |
c41d4b6d | 238 | ClientInfo *c; |
239 | log_type l; | |
ac0963ac | 240 | int icp_total = 0; |
241 | int icp_hits = 0; | |
242 | int http_total = 0; | |
243 | int http_hits = 0; | |
15576b6a | 244 | storeAppendPrintf(sentry, "Cache Clients:\n"); |
0f6bebac | 245 | hash_first(client_table); |
62e76326 | 246 | |
0f6bebac | 247 | while ((c = (ClientInfo *) hash_next(client_table))) { |
62e76326 | 248 | storeAppendPrintf(sentry, "Address: %s\n", hashKeyStr(&c->hash)); |
af6a12ee | 249 | if ( (name = fqdncache_gethostbyaddr(c->addr, 0)) ) { |
c63e5f01 AJ |
250 | storeAppendPrintf(sentry, "Name: %s\n", name); |
251 | } | |
62e76326 | 252 | storeAppendPrintf(sentry, "Currently established connections: %d\n", |
253 | c->n_established); | |
077fe581 | 254 | storeAppendPrintf(sentry, " ICP Requests %d\n", |
62e76326 | 255 | c->Icp.n_requests); |
256 | ||
257 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
258 | if (c->Icp.result_hist[l] == 0) | |
259 | continue; | |
260 | ||
261 | icp_total += c->Icp.result_hist[l]; | |
262 | ||
263 | if (LOG_UDP_HIT == l) | |
264 | icp_hits += c->Icp.result_hist[l]; | |
265 | ||
a98bcbee | 266 | storeAppendPrintf(sentry, " %-20.20s %7d %3d%%\n",log_tags[l], c->Icp.result_hist[l], Math::intPercent(c->Icp.result_hist[l], c->Icp.n_requests)); |
62e76326 | 267 | } |
268 | ||
a98bcbee | 269 | storeAppendPrintf(sentry, " HTTP Requests %d\n", c->Http.n_requests); |
62e76326 | 270 | |
271 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
272 | if (c->Http.result_hist[l] == 0) | |
273 | continue; | |
274 | ||
275 | http_total += c->Http.result_hist[l]; | |
276 | ||
277 | if (logTypeIsATcpHit(l)) | |
278 | http_hits += c->Http.result_hist[l]; | |
279 | ||
280 | storeAppendPrintf(sentry, | |
281 | " %-20.20s %7d %3d%%\n", | |
282 | log_tags[l], | |
283 | c->Http.result_hist[l], | |
a98bcbee | 284 | Math::intPercent(c->Http.result_hist[l], c->Http.n_requests)); |
62e76326 | 285 | } |
286 | ||
287 | storeAppendPrintf(sentry, "\n"); | |
c41d4b6d | 288 | } |
62e76326 | 289 | |
ac0963ac | 290 | storeAppendPrintf(sentry, "TOTALS\n"); |
291 | storeAppendPrintf(sentry, "ICP : %d Queries, %d Hits (%3d%%)\n", | |
a98bcbee | 292 | icp_total, icp_hits, Math::intPercent(icp_hits, icp_total)); |
ac0963ac | 293 | storeAppendPrintf(sentry, "HTTP: %d Requests, %d Hits (%3d%%)\n", |
a98bcbee | 294 | http_total, http_hits, Math::intPercent(http_hits, http_total)); |
c41d4b6d | 295 | } |
83394596 | 296 | |
ec878047 | 297 | static void |
298 | clientdbFreeItem(void *data) | |
299 | { | |
e6ccf245 | 300 | ClientInfo *c = (ClientInfo *)data; |
186477c1 | 301 | safe_free(c->hash.key); |
db1cd23c | 302 | memFree(c, MEM_CLIENT_INFO); |
ec878047 | 303 | } |
304 | ||
83394596 | 305 | void |
306 | clientdbFreeMemory(void) | |
307 | { | |
ec878047 | 308 | hashFreeItems(client_table, clientdbFreeItem); |
83394596 | 309 | hashFreeMemory(client_table); |
310 | client_table = NULL; | |
311 | } | |
81d0c856 | 312 | |
a0eba6bc | 313 | static void |
314 | clientdbScheduledGC(void *unused) | |
315 | { | |
316 | cleanup_scheduled = 0; | |
317 | clientdbStartGC(); | |
318 | } | |
319 | ||
320 | static void | |
321 | clientdbGC(void *unused) | |
322 | { | |
323 | static int bucket = 0; | |
324 | hash_link *link_next; | |
325 | ||
326 | link_next = hash_get_bucket(client_table, bucket++); | |
327 | ||
328 | while (link_next != NULL) { | |
329 | ClientInfo *c = (ClientInfo *)link_next; | |
330 | int age = squid_curtime - c->last_seen; | |
331 | link_next = link_next->next; | |
332 | ||
333 | if (c->n_established) | |
334 | continue; | |
335 | ||
336 | if (age < 24 * 3600 && c->Http.n_requests > 100) | |
337 | continue; | |
338 | ||
339 | if (age < 4 * 3600 && (c->Http.n_requests > 10 || c->Icp.n_requests > 10)) | |
340 | continue; | |
341 | ||
342 | if (age < 5 * 60 && (c->Http.n_requests > 1 || c->Icp.n_requests > 1)) | |
343 | continue; | |
344 | ||
345 | if (age < 60) | |
346 | continue; | |
347 | ||
348 | hash_remove_link(client_table, &c->hash); | |
349 | ||
350 | clientdbFreeItem(c); | |
351 | ||
352 | statCounter.client_http.clients--; | |
353 | ||
354 | cleanup_removed++; | |
355 | } | |
356 | ||
357 | if (bucket < CLIENT_DB_HASH_SIZE) | |
358 | eventAdd("client_db garbage collector", clientdbGC, NULL, 0.15, 0); | |
359 | else { | |
360 | bucket = 0; | |
361 | cleanup_running = 0; | |
362 | max_clients = statCounter.client_http.clients * 3 / 2; | |
363 | ||
364 | if (!cleanup_scheduled) { | |
365 | cleanup_scheduled = 1; | |
366 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 6 * 3600, 0); | |
367 | } | |
368 | ||
bf8fe701 | 369 | debugs(49, 2, "clientdbGC: Removed " << cleanup_removed << " entries"); |
a0eba6bc | 370 | } |
371 | } | |
372 | ||
373 | static void | |
374 | clientdbStartGC(void) | |
375 | { | |
376 | max_clients = statCounter.client_http.clients; | |
377 | cleanup_running = 1; | |
378 | cleanup_removed = 0; | |
379 | clientdbGC(NULL); | |
380 | } | |
381 | ||
81d0c856 | 382 | #if SQUID_SNMP |
62e76326 | 383 | |
b7ac5457 AJ |
384 | Ip::Address * |
385 | client_entry(Ip::Address *current) | |
81d0c856 | 386 | { |
6f47fbc7 | 387 | ClientInfo *c = NULL; |
cc192b50 | 388 | char key[MAX_IPSTRLEN]; |
62e76326 | 389 | |
26ac0430 | 390 | if (current) { |
cc192b50 | 391 | current->NtoA(key,MAX_IPSTRLEN); |
62e76326 | 392 | hash_first(client_table); |
62e76326 | 393 | while ((c = (ClientInfo *) hash_next(client_table))) { |
26ac0430 | 394 | if (!strcmp(key, hashKeyStr(&c->hash))) |
62e76326 | 395 | break; |
396 | } | |
26ac0430 AJ |
397 | |
398 | c = (ClientInfo *) hash_next(client_table); | |
399 | } else { | |
400 | hash_first(client_table); | |
62e76326 | 401 | c = (ClientInfo *) hash_next(client_table); |
6f47fbc7 | 402 | } |
62e76326 | 403 | |
b6a2f15e | 404 | hash_last(client_table); |
62e76326 | 405 | |
b6a2f15e | 406 | if (c) |
26ac0430 | 407 | return (&c->addr); |
b6a2f15e | 408 | else |
26ac0430 AJ |
409 | return (NULL); |
410 | ||
b6a2f15e | 411 | } |
81d0c856 | 412 | |
413 | variable_list * | |
6f47fbc7 | 414 | snmp_meshCtblFn(variable_list * Var, snint * ErrP) |
81d0c856 | 415 | { |
6a644e75 | 416 | char key[MAX_IPSTRLEN]; |
81d0c856 | 417 | ClientInfo *c = NULL; |
b7ac5457 | 418 | Ip::Address keyIp; |
cc192b50 | 419 | |
81d0c856 | 420 | *ErrP = SNMP_ERR_NOERROR; |
6a644e75 AJ |
421 | MemBuf tmp; |
422 | debugs(49, 6, HERE << "Current : length=" << Var->name_length << ": " << snmpDebugOid(Var->name, Var->name_length, tmp)); | |
423 | if (Var->name_length == 16 ) { | |
424 | oid2addr(&(Var->name[12]), keyIp, 4); | |
425 | #if USE_IPV6 | |
426 | } else if (Var->name_length == 28 ) { | |
427 | oid2addr(&(Var->name[12]), keyIp, 16); | |
428 | #endif | |
429 | } else { | |
430 | *ErrP = SNMP_ERR_NOSUCHNAME; | |
431 | return NULL; | |
432 | } | |
433 | ||
434 | keyIp.NtoA(key, sizeof(key)); | |
435 | debugs(49, 5, HERE << "[" << key << "] requested!"); | |
81d0c856 | 436 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 437 | |
81d0c856 | 438 | if (c == NULL) { |
6a644e75 | 439 | debugs(49, 5, HERE << "not found."); |
62e76326 | 440 | *ErrP = SNMP_ERR_NOSUCHNAME; |
441 | return NULL; | |
81d0c856 | 442 | } |
62e76326 | 443 | |
6a644e75 AJ |
444 | variable_list *Answer = NULL; |
445 | int aggr = 0; | |
446 | log_type l; | |
447 | ||
135171fe | 448 | switch (Var->name[LEN_SQ_NET + 2]) { |
62e76326 | 449 | |
26ac0430 AJ |
450 | case MESH_CTBL_ADDR_TYPE: { |
451 | int ival; | |
452 | ival = c->addr.IsIPv4() ? INETADDRESSTYPE_IPV4 : INETADDRESSTYPE_IPV6 ; | |
453 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
454 | ival, SMI_INTEGER); | |
455 | } | |
456 | break; | |
457 | ||
458 | case MESH_CTBL_ADDR: { | |
459 | Answer = snmp_var_new(Var->name, Var->name_length); | |
460 | // InetAddress doesn't have its own ASN.1 type, | |
461 | // like IpAddr does (SMI_IPADDRESS) | |
462 | // See: rfc4001.txt | |
463 | Answer->type = ASN_OCTET_STR; | |
464 | char client[MAX_IPSTRLEN]; | |
465 | c->addr.NtoA(client,MAX_IPSTRLEN); | |
466 | Answer->val_len = strlen(client); | |
467 | Answer->val.string = (u_char *) xstrdup(client); | |
468 | } | |
469 | break; | |
81d0c856 | 470 | case MESH_CTBL_HTBYTES: |
62e76326 | 471 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
472 | (snint) c->Http.kbytes_out.kb, | |
473 | SMI_COUNTER32); | |
474 | break; | |
475 | ||
81d0c856 | 476 | case MESH_CTBL_HTREQ: |
62e76326 | 477 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
478 | (snint) c->Http.n_requests, | |
479 | SMI_COUNTER32); | |
480 | break; | |
481 | ||
81d0c856 | 482 | case MESH_CTBL_HTHITS: |
62e76326 | 483 | aggr = 0; |
484 | ||
485 | for (l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { | |
486 | if (logTypeIsATcpHit(l)) | |
487 | aggr += c->Http.result_hist[l]; | |
488 | } | |
489 | ||
490 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
491 | (snint) aggr, | |
492 | SMI_COUNTER32); | |
493 | break; | |
494 | ||
81d0c856 | 495 | case MESH_CTBL_HTHITBYTES: |
62e76326 | 496 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
497 | (snint) c->Http.hit_kbytes_out.kb, | |
498 | SMI_COUNTER32); | |
499 | break; | |
500 | ||
81d0c856 | 501 | case MESH_CTBL_ICPBYTES: |
62e76326 | 502 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
503 | (snint) c->Icp.kbytes_out.kb, | |
504 | SMI_COUNTER32); | |
505 | break; | |
506 | ||
81d0c856 | 507 | case MESH_CTBL_ICPREQ: |
62e76326 | 508 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
509 | (snint) c->Icp.n_requests, | |
510 | SMI_COUNTER32); | |
511 | break; | |
512 | ||
81d0c856 | 513 | case MESH_CTBL_ICPHITS: |
62e76326 | 514 | aggr = c->Icp.result_hist[LOG_UDP_HIT]; |
515 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
516 | (snint) aggr, | |
517 | SMI_COUNTER32); | |
518 | break; | |
519 | ||
81d0c856 | 520 | case MESH_CTBL_ICPHITBYTES: |
62e76326 | 521 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
522 | (snint) c->Icp.hit_kbytes_out.kb, | |
523 | SMI_COUNTER32); | |
524 | break; | |
525 | ||
81d0c856 | 526 | default: |
62e76326 | 527 | *ErrP = SNMP_ERR_NOSUCHNAME; |
bf8fe701 | 528 | debugs(49, 5, "snmp_meshCtblFn: illegal column."); |
62e76326 | 529 | break; |
81d0c856 | 530 | } |
62e76326 | 531 | |
81d0c856 | 532 | return Answer; |
533 | } | |
534 | ||
135171fe | 535 | #endif /*SQUID_SNMP */ |