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516350ca | 1 | /* |
77b1029d | 2 | * Copyright (C) 1996-2020 The Squid Software Foundation and contributors |
e25c139f | 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. | |
516350ca | 7 | */ |
8 | ||
bbc27441 AJ |
9 | /* DEBUG: section 00 Client Database */ |
10 | ||
582c2af2 | 11 | #include "squid.h" |
38e50b3a | 12 | #include "base/RunnersRegistry.h" |
95e6d864 | 13 | #include "client_db.h" |
602d9612 | 14 | #include "ClientInfo.h" |
a553a5a3 | 15 | #include "event.h" |
31971e6a | 16 | #include "format/Token.h" |
95e6d864 | 17 | #include "fqdncache.h" |
96d89ea0 | 18 | #include "ip/Address.h" |
1c7ae5ff | 19 | #include "log/access_log.h" |
8822ebee | 20 | #include "mgr/Registration.h" |
4d5904f7 | 21 | #include "SquidConfig.h" |
a98bcbee | 22 | #include "SquidMath.h" |
985c86bc | 23 | #include "SquidTime.h" |
e4f1fdae | 24 | #include "StatCounters.h" |
e6ccf245 | 25 | #include "Store.h" |
4e540555 | 26 | #include "tools.h" |
c41d4b6d | 27 | |
9c0a2256 FC |
28 | #if SQUID_SNMP |
29 | #include "snmp_core.h" | |
30 | #endif | |
31 | ||
365e5b34 | 32 | static hash_table *client_table = NULL; |
62e76326 | 33 | |
b7ac5457 | 34 | static ClientInfo *clientdbAdd(const Ip::Address &addr); |
ec878047 | 35 | static FREE clientdbFreeItem; |
a0eba6bc | 36 | static void clientdbStartGC(void); |
37 | static void clientdbScheduledGC(void *); | |
38 | ||
9a0a18de | 39 | #if USE_DELAY_POOLS |
b4cd430a CT |
40 | static int max_clients = 32768; |
41 | #else | |
a0eba6bc | 42 | static int max_clients = 32; |
b4cd430a CT |
43 | #endif |
44 | ||
a0eba6bc | 45 | static int cleanup_running = 0; |
46 | static int cleanup_scheduled = 0; | |
47 | static int cleanup_removed; | |
48 | ||
9a0a18de | 49 | #if USE_DELAY_POOLS |
b4cd430a CT |
50 | #define CLIENT_DB_HASH_SIZE 65357 |
51 | #else | |
a0eba6bc | 52 | #define CLIENT_DB_HASH_SIZE 467 |
b4cd430a | 53 | #endif |
c41d4b6d | 54 | |
3c670b50 | 55 | ClientInfo::ClientInfo(const Ip::Address &ip) : |
b27668ec EB |
56 | #if USE_DELAY_POOLS |
57 | BandwidthBucket(0, 0, 0), | |
58 | #endif | |
3c670b50 AJ |
59 | addr(ip), |
60 | n_established(0), | |
61 | last_seen(0) | |
62 | #if USE_DELAY_POOLS | |
b27668ec | 63 | , writeLimitingActive(false), |
3c670b50 AJ |
64 | firstTimeConnection(true), |
65 | quotaQueue(nullptr), | |
66 | rationedQuota(0), | |
67 | rationedCount(0), | |
3c670b50 AJ |
68 | eventWaiting(false) |
69 | #endif | |
c41d4b6d | 70 | { |
3c670b50 | 71 | debugs(77, 9, "ClientInfo constructed, this=" << static_cast<void*>(this)); |
3c670b50 | 72 | char *buf = static_cast<char*>(xmalloc(MAX_IPSTRLEN)); // becomes hash.key |
b27668ec | 73 | key = addr.toStr(buf,MAX_IPSTRLEN); |
3c670b50 AJ |
74 | } |
75 | ||
76 | static ClientInfo * | |
77 | clientdbAdd(const Ip::Address &addr) | |
78 | { | |
79 | ClientInfo *c = new ClientInfo(addr); | |
b27668ec | 80 | hash_join(client_table, static_cast<hash_link*>(c)); |
e4f1fdae | 81 | ++statCounter.client_http.clients; |
a0eba6bc | 82 | |
26ac0430 | 83 | if ((statCounter.client_http.clients > max_clients) && !cleanup_running && cleanup_scheduled < 2) { |
5086523e | 84 | ++cleanup_scheduled; |
a0eba6bc | 85 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 90, 0); |
86 | } | |
87 | ||
c41d4b6d | 88 | return c; |
89 | } | |
90 | ||
5f5e883f | 91 | static void |
c41d4b6d | 92 | clientdbInit(void) |
93 | { | |
19054954 | 94 | if (client_table) |
62e76326 | 95 | return; |
96 | ||
30abd221 | 97 | client_table = hash_create((HASHCMP *) strcmp, CLIENT_DB_HASH_SIZE, hash_string); |
62ee09ca | 98 | } |
62e76326 | 99 | |
38e50b3a NH |
100 | class ClientDbRr: public RegisteredRunner |
101 | { | |
86c63190 | 102 | public: |
21b7990f AR |
103 | /* RegisteredRunner API */ |
104 | virtual void useConfig(); | |
38e50b3a | 105 | }; |
21b7990f | 106 | RunnerRegistrationEntry(ClientDbRr); |
38e50b3a NH |
107 | |
108 | void | |
21b7990f | 109 | ClientDbRr::useConfig() |
38e50b3a NH |
110 | { |
111 | clientdbInit(); | |
112 | Mgr::RegisterAction("client_list", "Cache Client List", clientdbDump, 0, 1); | |
113 | } | |
114 | ||
9a0a18de | 115 | #if USE_DELAY_POOLS |
b4cd430a CT |
116 | /* returns ClientInfo for given IP addr |
117 | Returns NULL if no such client (or clientdb turned off) | |
118 | (it is assumed that clientdbEstablished will be called before and create client record if needed) | |
119 | */ | |
120 | ClientInfo * clientdbGetInfo(const Ip::Address &addr) | |
121 | { | |
122 | char key[MAX_IPSTRLEN]; | |
123 | ClientInfo *c; | |
124 | ||
125 | if (!Config.onoff.client_db) | |
126 | return NULL; | |
127 | ||
4dd643d5 | 128 | addr.toStr(key,MAX_IPSTRLEN); |
b4cd430a CT |
129 | |
130 | c = (ClientInfo *) hash_lookup(client_table, key); | |
f33d34a8 | 131 | if (c==NULL) { |
e0236918 | 132 | debugs(77, DBG_IMPORTANT,"Client db does not contain information for given IP address "<<(const char*)key); |
b4cd430a CT |
133 | return NULL; |
134 | } | |
135 | return c; | |
136 | } | |
137 | #endif | |
62ee09ca | 138 | void |
91369933 | 139 | clientdbUpdate(const Ip::Address &addr, const LogTags <ype, AnyP::ProtocolType p, size_t size) |
c41d4b6d | 140 | { |
cc192b50 | 141 | char key[MAX_IPSTRLEN]; |
429fdbec | 142 | ClientInfo *c; |
62e76326 | 143 | |
17a0a4ee | 144 | if (!Config.onoff.client_db) |
62e76326 | 145 | return; |
146 | ||
4dd643d5 | 147 | addr.toStr(key,MAX_IPSTRLEN); |
62e76326 | 148 | |
429fdbec | 149 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 150 | |
c41d4b6d | 151 | if (c == NULL) |
62e76326 | 152 | c = clientdbAdd(addr); |
153 | ||
c41d4b6d | 154 | if (c == NULL) |
62e76326 | 155 | debug_trap("clientdbUpdate: Failed to add entry"); |
156 | ||
0c3d3f65 | 157 | if (p == AnyP::PROTO_HTTP) { |
5086523e | 158 | ++ c->Http.n_requests; |
91369933 | 159 | ++ c->Http.result_hist[ltype.oldType]; |
a0864754 | 160 | c->Http.kbytes_out += size; |
62e76326 | 161 | |
91369933 | 162 | if (ltype.isTcpHit()) |
a0864754 | 163 | c->Http.hit_kbytes_out += size; |
0c3d3f65 | 164 | } else if (p == AnyP::PROTO_ICP) { |
5086523e | 165 | ++ c->Icp.n_requests; |
91369933 | 166 | ++ c->Icp.result_hist[ltype.oldType]; |
a0864754 | 167 | c->Icp.kbytes_out += size; |
62e76326 | 168 | |
91369933 | 169 | if (LOG_UDP_HIT == ltype.oldType) |
a0864754 | 170 | c->Icp.hit_kbytes_out += size; |
81d0c856 | 171 | } |
a0eba6bc | 172 | |
173 | c->last_seen = squid_curtime; | |
c41d4b6d | 174 | } |
175 | ||
077fe581 | 176 | /** |
9bc73deb | 177 | * This function tracks the number of currently established connections |
178 | * for a client IP address. When a connection is accepted, call this | |
179 | * with delta = 1. When the connection is closed, call with delta = | |
180 | * -1. To get the current value, simply call with delta = 0. | |
181 | */ | |
182 | int | |
b7ac5457 | 183 | clientdbEstablished(const Ip::Address &addr, int delta) |
9bc73deb | 184 | { |
cc192b50 | 185 | char key[MAX_IPSTRLEN]; |
9bc73deb | 186 | ClientInfo *c; |
62e76326 | 187 | |
9bc73deb | 188 | if (!Config.onoff.client_db) |
62e76326 | 189 | return 0; |
190 | ||
4dd643d5 | 191 | addr.toStr(key,MAX_IPSTRLEN); |
62e76326 | 192 | |
9bc73deb | 193 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 194 | |
cc192b50 | 195 | if (c == NULL) { |
62e76326 | 196 | c = clientdbAdd(addr); |
cc192b50 | 197 | } |
62e76326 | 198 | |
9bc73deb | 199 | if (c == NULL) |
62e76326 | 200 | debug_trap("clientdbUpdate: Failed to add entry"); |
201 | ||
9bc73deb | 202 | c->n_established += delta; |
62e76326 | 203 | |
9bc73deb | 204 | return c->n_established; |
205 | } | |
206 | ||
e711a2ff | 207 | #define CUTOFF_SECONDS 3600 |
c41d4b6d | 208 | int |
62e76326 | 209 | |
b7ac5457 | 210 | clientdbCutoffDenied(const Ip::Address &addr) |
c41d4b6d | 211 | { |
cc192b50 | 212 | char key[MAX_IPSTRLEN]; |
e711a2ff | 213 | int NR; |
214 | int ND; | |
215 | double p; | |
429fdbec | 216 | ClientInfo *c; |
62e76326 | 217 | |
59c4d35b | 218 | if (!Config.onoff.client_db) |
62e76326 | 219 | return 0; |
220 | ||
4dd643d5 | 221 | addr.toStr(key,MAX_IPSTRLEN); |
62e76326 | 222 | |
429fdbec | 223 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 224 | |
c41d4b6d | 225 | if (c == NULL) |
62e76326 | 226 | return 0; |
227 | ||
e711a2ff | 228 | /* |
229 | * If we are in a cutoff window, we don't send a reply | |
230 | */ | |
231 | if (squid_curtime - c->cutoff.time < CUTOFF_SECONDS) | |
62e76326 | 232 | return 1; |
233 | ||
e711a2ff | 234 | /* |
235 | * Calculate the percent of DENIED replies since the last | |
236 | * cutoff time. | |
237 | */ | |
238 | NR = c->Icp.n_requests - c->cutoff.n_req; | |
62e76326 | 239 | |
e711a2ff | 240 | if (NR < 150) |
62e76326 | 241 | NR = 150; |
242 | ||
e711a2ff | 243 | ND = c->Icp.result_hist[LOG_UDP_DENIED] - c->cutoff.n_denied; |
62e76326 | 244 | |
e711a2ff | 245 | p = 100.0 * ND / NR; |
62e76326 | 246 | |
e711a2ff | 247 | if (p < 95.0) |
62e76326 | 248 | return 0; |
249 | ||
fa84c01d | 250 | debugs(1, DBG_CRITICAL, "WARNING: Probable misconfigured neighbor at " << key); |
62e76326 | 251 | |
fa84c01d | 252 | debugs(1, DBG_CRITICAL, "WARNING: " << ND << " of the last " << NR << |
bf8fe701 | 253 | " ICP replies are DENIED"); |
62e76326 | 254 | |
fa84c01d | 255 | debugs(1, DBG_CRITICAL, "WARNING: No replies will be sent for the next " << |
bf8fe701 | 256 | CUTOFF_SECONDS << " seconds"); |
62e76326 | 257 | |
e711a2ff | 258 | c->cutoff.time = squid_curtime; |
62e76326 | 259 | |
e711a2ff | 260 | c->cutoff.n_req = c->Icp.n_requests; |
62e76326 | 261 | |
e711a2ff | 262 | c->cutoff.n_denied = c->Icp.result_hist[LOG_UDP_DENIED]; |
62e76326 | 263 | |
e711a2ff | 264 | return 1; |
c41d4b6d | 265 | } |
266 | ||
8eb58c9c | 267 | void |
c41d4b6d | 268 | clientdbDump(StoreEntry * sentry) |
269 | { | |
c63e5f01 | 270 | const char *name; |
ac0963ac | 271 | int icp_total = 0; |
272 | int icp_hits = 0; | |
273 | int http_total = 0; | |
274 | int http_hits = 0; | |
15576b6a | 275 | storeAppendPrintf(sentry, "Cache Clients:\n"); |
0f6bebac | 276 | hash_first(client_table); |
62e76326 | 277 | |
b27668ec | 278 | while (hash_link *hash = hash_next(client_table)) { |
3d452cb1 | 279 | const ClientInfo *c = static_cast<const ClientInfo *>(hash); |
b27668ec | 280 | storeAppendPrintf(sentry, "Address: %s\n", hashKeyStr(hash)); |
af6a12ee | 281 | if ( (name = fqdncache_gethostbyaddr(c->addr, 0)) ) { |
c63e5f01 AJ |
282 | storeAppendPrintf(sentry, "Name: %s\n", name); |
283 | } | |
62e76326 | 284 | storeAppendPrintf(sentry, "Currently established connections: %d\n", |
285 | c->n_established); | |
077fe581 | 286 | storeAppendPrintf(sentry, " ICP Requests %d\n", |
62e76326 | 287 | c->Icp.n_requests); |
288 | ||
91369933 | 289 | for (LogTags_ot l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { |
62e76326 | 290 | if (c->Icp.result_hist[l] == 0) |
291 | continue; | |
292 | ||
293 | icp_total += c->Icp.result_hist[l]; | |
294 | ||
295 | if (LOG_UDP_HIT == l) | |
296 | icp_hits += c->Icp.result_hist[l]; | |
297 | ||
91369933 | 298 | storeAppendPrintf(sentry, " %-20.20s %7d %3d%%\n", LogTags(l).c_str(), c->Icp.result_hist[l], Math::intPercent(c->Icp.result_hist[l], c->Icp.n_requests)); |
62e76326 | 299 | } |
300 | ||
a98bcbee | 301 | storeAppendPrintf(sentry, " HTTP Requests %d\n", c->Http.n_requests); |
62e76326 | 302 | |
91369933 | 303 | for (LogTags_ot l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { |
62e76326 | 304 | if (c->Http.result_hist[l] == 0) |
305 | continue; | |
306 | ||
307 | http_total += c->Http.result_hist[l]; | |
308 | ||
91369933 | 309 | if (LogTags(l).isTcpHit()) |
62e76326 | 310 | http_hits += c->Http.result_hist[l]; |
311 | ||
312 | storeAppendPrintf(sentry, | |
313 | " %-20.20s %7d %3d%%\n", | |
91369933 | 314 | LogTags(l).c_str(), |
62e76326 | 315 | c->Http.result_hist[l], |
a98bcbee | 316 | Math::intPercent(c->Http.result_hist[l], c->Http.n_requests)); |
62e76326 | 317 | } |
318 | ||
319 | storeAppendPrintf(sentry, "\n"); | |
c41d4b6d | 320 | } |
62e76326 | 321 | |
ac0963ac | 322 | storeAppendPrintf(sentry, "TOTALS\n"); |
323 | storeAppendPrintf(sentry, "ICP : %d Queries, %d Hits (%3d%%)\n", | |
a98bcbee | 324 | icp_total, icp_hits, Math::intPercent(icp_hits, icp_total)); |
ac0963ac | 325 | storeAppendPrintf(sentry, "HTTP: %d Requests, %d Hits (%3d%%)\n", |
a98bcbee | 326 | http_total, http_hits, Math::intPercent(http_hits, http_total)); |
c41d4b6d | 327 | } |
83394596 | 328 | |
ec878047 | 329 | static void |
330 | clientdbFreeItem(void *data) | |
331 | { | |
e6ccf245 | 332 | ClientInfo *c = (ClientInfo *)data; |
3c670b50 AJ |
333 | delete c; |
334 | } | |
335 | ||
336 | ClientInfo::~ClientInfo() | |
337 | { | |
b27668ec | 338 | safe_free(key); |
b4cd430a | 339 | |
9a0a18de | 340 | #if USE_DELAY_POOLS |
3c670b50 | 341 | if (CommQuotaQueue *q = quotaQueue) { |
b4cd430a CT |
342 | q->clientInfo = NULL; |
343 | delete q; // invalidates cbdata, cancelling any pending kicks | |
f33d34a8 | 344 | } |
b4cd430a CT |
345 | #endif |
346 | ||
3c670b50 | 347 | debugs(77, 9, "ClientInfo destructed, this=" << static_cast<void*>(this)); |
ec878047 | 348 | } |
349 | ||
83394596 | 350 | void |
351 | clientdbFreeMemory(void) | |
352 | { | |
ec878047 | 353 | hashFreeItems(client_table, clientdbFreeItem); |
83394596 | 354 | hashFreeMemory(client_table); |
355 | client_table = NULL; | |
356 | } | |
81d0c856 | 357 | |
a0eba6bc | 358 | static void |
ced8def3 | 359 | clientdbScheduledGC(void *) |
a0eba6bc | 360 | { |
361 | cleanup_scheduled = 0; | |
362 | clientdbStartGC(); | |
363 | } | |
364 | ||
365 | static void | |
ced8def3 | 366 | clientdbGC(void *) |
a0eba6bc | 367 | { |
368 | static int bucket = 0; | |
369 | hash_link *link_next; | |
370 | ||
371 | link_next = hash_get_bucket(client_table, bucket++); | |
372 | ||
373 | while (link_next != NULL) { | |
374 | ClientInfo *c = (ClientInfo *)link_next; | |
375 | int age = squid_curtime - c->last_seen; | |
376 | link_next = link_next->next; | |
377 | ||
378 | if (c->n_established) | |
379 | continue; | |
380 | ||
381 | if (age < 24 * 3600 && c->Http.n_requests > 100) | |
382 | continue; | |
383 | ||
384 | if (age < 4 * 3600 && (c->Http.n_requests > 10 || c->Icp.n_requests > 10)) | |
385 | continue; | |
386 | ||
387 | if (age < 5 * 60 && (c->Http.n_requests > 1 || c->Icp.n_requests > 1)) | |
388 | continue; | |
389 | ||
390 | if (age < 60) | |
391 | continue; | |
392 | ||
b27668ec | 393 | hash_remove_link(client_table, static_cast<hash_link*>(c)); |
a0eba6bc | 394 | |
395 | clientdbFreeItem(c); | |
396 | ||
e4f1fdae | 397 | --statCounter.client_http.clients; |
a0eba6bc | 398 | |
5086523e | 399 | ++cleanup_removed; |
a0eba6bc | 400 | } |
401 | ||
402 | if (bucket < CLIENT_DB_HASH_SIZE) | |
403 | eventAdd("client_db garbage collector", clientdbGC, NULL, 0.15, 0); | |
404 | else { | |
405 | bucket = 0; | |
406 | cleanup_running = 0; | |
407 | max_clients = statCounter.client_http.clients * 3 / 2; | |
408 | ||
409 | if (!cleanup_scheduled) { | |
410 | cleanup_scheduled = 1; | |
411 | eventAdd("client_db garbage collector", clientdbScheduledGC, NULL, 6 * 3600, 0); | |
412 | } | |
413 | ||
bf8fe701 | 414 | debugs(49, 2, "clientdbGC: Removed " << cleanup_removed << " entries"); |
a0eba6bc | 415 | } |
416 | } | |
417 | ||
418 | static void | |
419 | clientdbStartGC(void) | |
420 | { | |
421 | max_clients = statCounter.client_http.clients; | |
422 | cleanup_running = 1; | |
423 | cleanup_removed = 0; | |
424 | clientdbGC(NULL); | |
425 | } | |
426 | ||
81d0c856 | 427 | #if SQUID_SNMP |
62e76326 | 428 | |
b7ac5457 AJ |
429 | Ip::Address * |
430 | client_entry(Ip::Address *current) | |
81d0c856 | 431 | { |
cc192b50 | 432 | char key[MAX_IPSTRLEN]; |
b27668ec | 433 | hash_first(client_table); |
62e76326 | 434 | |
26ac0430 | 435 | if (current) { |
4dd643d5 | 436 | current->toStr(key,MAX_IPSTRLEN); |
b27668ec EB |
437 | while (hash_link *hash = hash_next(client_table)) { |
438 | if (!strcmp(key, hashKeyStr(hash))) | |
62e76326 | 439 | break; |
440 | } | |
6f47fbc7 | 441 | } |
62e76326 | 442 | |
0d5a3c3f | 443 | ClientInfo *c = static_cast<ClientInfo *>(hash_next(client_table)); |
62e76326 | 444 | |
b27668ec | 445 | hash_last(client_table); |
26ac0430 | 446 | |
b27668ec | 447 | return c ? &c->addr : nullptr; |
b6a2f15e | 448 | } |
81d0c856 | 449 | |
450 | variable_list * | |
6f47fbc7 | 451 | snmp_meshCtblFn(variable_list * Var, snint * ErrP) |
81d0c856 | 452 | { |
6a644e75 | 453 | char key[MAX_IPSTRLEN]; |
81d0c856 | 454 | ClientInfo *c = NULL; |
b7ac5457 | 455 | Ip::Address keyIp; |
cc192b50 | 456 | |
81d0c856 | 457 | *ErrP = SNMP_ERR_NOERROR; |
6a644e75 AJ |
458 | MemBuf tmp; |
459 | debugs(49, 6, HERE << "Current : length=" << Var->name_length << ": " << snmpDebugOid(Var->name, Var->name_length, tmp)); | |
055421ee | 460 | if (Var->name_length == 16) { |
6a644e75 | 461 | oid2addr(&(Var->name[12]), keyIp, 4); |
055421ee | 462 | } else if (Var->name_length == 28) { |
6a644e75 | 463 | oid2addr(&(Var->name[12]), keyIp, 16); |
6a644e75 AJ |
464 | } else { |
465 | *ErrP = SNMP_ERR_NOSUCHNAME; | |
466 | return NULL; | |
467 | } | |
468 | ||
4dd643d5 | 469 | keyIp.toStr(key, sizeof(key)); |
6a644e75 | 470 | debugs(49, 5, HERE << "[" << key << "] requested!"); |
81d0c856 | 471 | c = (ClientInfo *) hash_lookup(client_table, key); |
62e76326 | 472 | |
81d0c856 | 473 | if (c == NULL) { |
6a644e75 | 474 | debugs(49, 5, HERE << "not found."); |
62e76326 | 475 | *ErrP = SNMP_ERR_NOSUCHNAME; |
476 | return NULL; | |
81d0c856 | 477 | } |
62e76326 | 478 | |
6a644e75 AJ |
479 | variable_list *Answer = NULL; |
480 | int aggr = 0; | |
6a644e75 | 481 | |
135171fe | 482 | switch (Var->name[LEN_SQ_NET + 2]) { |
62e76326 | 483 | |
26ac0430 AJ |
484 | case MESH_CTBL_ADDR_TYPE: { |
485 | int ival; | |
4dd643d5 | 486 | ival = c->addr.isIPv4() ? INETADDRESSTYPE_IPV4 : INETADDRESSTYPE_IPV6 ; |
26ac0430 AJ |
487 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
488 | ival, SMI_INTEGER); | |
489 | } | |
490 | break; | |
491 | ||
492 | case MESH_CTBL_ADDR: { | |
493 | Answer = snmp_var_new(Var->name, Var->name_length); | |
494 | // InetAddress doesn't have its own ASN.1 type, | |
495 | // like IpAddr does (SMI_IPADDRESS) | |
496 | // See: rfc4001.txt | |
497 | Answer->type = ASN_OCTET_STR; | |
498 | char client[MAX_IPSTRLEN]; | |
4dd643d5 | 499 | c->addr.toStr(client,MAX_IPSTRLEN); |
26ac0430 AJ |
500 | Answer->val_len = strlen(client); |
501 | Answer->val.string = (u_char *) xstrdup(client); | |
502 | } | |
503 | break; | |
81d0c856 | 504 | case MESH_CTBL_HTBYTES: |
62e76326 | 505 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
506 | (snint) c->Http.kbytes_out.kb, | |
507 | SMI_COUNTER32); | |
508 | break; | |
509 | ||
81d0c856 | 510 | case MESH_CTBL_HTREQ: |
62e76326 | 511 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
512 | (snint) c->Http.n_requests, | |
513 | SMI_COUNTER32); | |
514 | break; | |
515 | ||
81d0c856 | 516 | case MESH_CTBL_HTHITS: |
62e76326 | 517 | aggr = 0; |
518 | ||
91369933 AJ |
519 | for (LogTags_ot l = LOG_TAG_NONE; l < LOG_TYPE_MAX; ++l) { |
520 | if (LogTags(l).isTcpHit()) | |
62e76326 | 521 | aggr += c->Http.result_hist[l]; |
522 | } | |
523 | ||
524 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
525 | (snint) aggr, | |
526 | SMI_COUNTER32); | |
527 | break; | |
528 | ||
81d0c856 | 529 | case MESH_CTBL_HTHITBYTES: |
62e76326 | 530 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
531 | (snint) c->Http.hit_kbytes_out.kb, | |
532 | SMI_COUNTER32); | |
533 | break; | |
534 | ||
81d0c856 | 535 | case MESH_CTBL_ICPBYTES: |
62e76326 | 536 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
537 | (snint) c->Icp.kbytes_out.kb, | |
538 | SMI_COUNTER32); | |
539 | break; | |
540 | ||
81d0c856 | 541 | case MESH_CTBL_ICPREQ: |
62e76326 | 542 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
543 | (snint) c->Icp.n_requests, | |
544 | SMI_COUNTER32); | |
545 | break; | |
546 | ||
81d0c856 | 547 | case MESH_CTBL_ICPHITS: |
62e76326 | 548 | aggr = c->Icp.result_hist[LOG_UDP_HIT]; |
549 | Answer = snmp_var_new_integer(Var->name, Var->name_length, | |
550 | (snint) aggr, | |
551 | SMI_COUNTER32); | |
552 | break; | |
553 | ||
81d0c856 | 554 | case MESH_CTBL_ICPHITBYTES: |
62e76326 | 555 | Answer = snmp_var_new_integer(Var->name, Var->name_length, |
556 | (snint) c->Icp.hit_kbytes_out.kb, | |
557 | SMI_COUNTER32); | |
558 | break; | |
559 | ||
81d0c856 | 560 | default: |
62e76326 | 561 | *ErrP = SNMP_ERR_NOSUCHNAME; |
bf8fe701 | 562 | debugs(49, 5, "snmp_meshCtblFn: illegal column."); |
62e76326 | 563 | break; |
81d0c856 | 564 | } |
62e76326 | 565 | |
81d0c856 | 566 | return Answer; |
567 | } | |
568 | ||
135171fe | 569 | #endif /*SQUID_SNMP */ |
f53969cc | 570 |