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squid
SQUID-2016_11.patch
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File SQUID-2016_11.patch of Package squid
------------------------------------------------------------ revno: 12703 revision-id: squid3@treenet.co.nz-20161217083447-slshkwztlypvxz8v parent: squid3@treenet.co.nz-20161217075525-cc2lph0uqes0drek fixes bug: http://bugs.squid-cache.org/show_bug.cgi?id=3379 author: Garri Djavadyan <garryd@comnet.uz>, Amos Jeffries <squid3@treenet.co.nz> committer: Amos Jeffries <squid3@treenet.co.nz> branch nick: 3.3 timestamp: Sat 2016-12-17 21:34:47 +1300 message: Bug 3379: Combination of If-Match and a Cache Hit result in TCP Connection Failure ------------------------------------------------------------ # Bazaar merge directive format 2 (Bazaar 0.90) # revision_id: squid3@treenet.co.nz-20161217083447-slshkwztlypvxz8v # target_branch: http://bzr.squid-cache.org/bzr/squid3/3.3 # testament_sha1: b49c4ceb576b58aeb275452197c813f66c7c9755 # timestamp: 2016-12-17 08:51:13 +0000 # source_branch: http://bzr.squid-cache.org/bzr/squid3/3.3 # base_revision_id: squid3@treenet.co.nz-20161217075525-\ # cc2lph0uqes0drek # # Begin patch === modified file 'src/client_side_reply.cc' --- src/client_side_reply.cc 2014-03-09 02:35:19 +0000 +++ src/client_side_reply.cc 2016-12-17 08:34:47 +0000 @@ -563,6 +563,7 @@ ) { http->logType = LOG_TCP_NEGATIVE_HIT; sendMoreData(result); + return; } else if (!http->flags.internal && refreshCheckHTTP(e, r)) { debugs(88, 5, "clientCacheHit: in refreshCheck() block"); /* @@ -609,25 +610,29 @@ http->logType = LOG_TCP_MISS; processMiss(); } - } else if (r->conditional()) - processConditional(result); - else { - /* - * plain ol' cache hit - */ + return; + } else if (r->conditional()) { + debugs(88, 5, "conditional HIT"); + if (processConditional(result)) + return; + } + + /* + * plain ol' cache hit + */ + debugs(88, 5, "plain old HIT"); #if USE_DELAY_POOLS - if (e->store_status != STORE_OK) - http->logType = LOG_TCP_MISS; - else + if (e->store_status != STORE_OK) + http->logType = LOG_TCP_MISS; + else #endif - if (e->mem_status == IN_MEMORY) - http->logType = LOG_TCP_MEM_HIT; - else if (Config.onoff.offline) - http->logType = LOG_TCP_OFFLINE_HIT; + if (e->mem_status == IN_MEMORY) + http->logType = LOG_TCP_MEM_HIT; + else if (Config.onoff.offline) + http->logType = LOG_TCP_OFFLINE_HIT; - sendMoreData(result); - } + sendMoreData(result); } /** @@ -726,7 +731,7 @@ } /// process conditional request from client -void +bool clientReplyContext::processConditional(StoreIOBuffer &result) { StoreEntry *const e = http->storeEntry(); @@ -736,7 +741,7 @@ e->getReply()->sline.status << " != 200"); http->logType = LOG_TCP_MISS; processMiss(); - return; + return true; } HttpRequest &r = *http->request; @@ -744,7 +749,7 @@ if (r.header.has(HDR_IF_MATCH) && !e->hasIfMatchEtag(r)) { // RFC 2616: reply with 412 Precondition Failed if If-Match did not match sendPreconditionFailedError(); - return; + return true; } bool matchedIfNoneMatch = false; @@ -757,14 +762,14 @@ r.header.delById(HDR_IF_MODIFIED_SINCE); http->logType = LOG_TCP_MISS; sendMoreData(result); - return; + return true; } if (!r.flags.ims) { // RFC 2616: if If-None-Match matched and there is no IMS, // reply with 304 Not Modified or 412 Precondition Failed sendNotModifiedOrPreconditionFailedError(); - return; + return true; } // otherwise check IMS below to decide if we reply with 304 or 412 @@ -776,19 +781,20 @@ if (e->modifiedSince(&r)) { http->logType = LOG_TCP_IMS_HIT; sendMoreData(result); - return; - } - if (matchedIfNoneMatch) { + } else if (matchedIfNoneMatch) { // If-None-Match matched, reply with 304 Not Modified or // 412 Precondition Failed sendNotModifiedOrPreconditionFailedError(); - return; + + } else { + // otherwise reply with 304 Not Modified + sendNotModified(); } - - // otherwise reply with 304 Not Modified - sendNotModified(); + return true; } + + return false; } void === modified file 'src/client_side_reply.h' --- src/client_side_reply.h 2014-03-09 02:35:19 +0000 +++ src/client_side_reply.h 2016-12-17 08:34:47 +0000 @@ -137,7 +137,7 @@ bool alwaysAllowResponse(http_status sline) const; int checkTransferDone(); void processOnlyIfCachedMiss(); - void processConditional(StoreIOBuffer &result); + bool processConditional(StoreIOBuffer &result); void cacheHit(StoreIOBuffer result); void handleIMSReply(StoreIOBuffer result); void sendMoreData(StoreIOBuffer result); ------------------------------------------------------------ revno: 12704 revision-id: squid3@treenet.co.nz-20161217100442-tf8j6qu85kk47vmy parent: squid3@treenet.co.nz-20161217083447-slshkwztlypvxz8v fixes bug: http://bugs.squid-cache.org/show_bug.cgi?id=4169 author: Garri Djavadyan <garryd@comnet.uz> committer: Amos Jeffries <squid3@treenet.co.nz> branch nick: 3.3 timestamp: Sat 2016-12-17 23:04:42 +1300 message: Bug 4169: HIT marked as MISS when If-None-Match does not match ------------------------------------------------------------ # Bazaar merge directive format 2 (Bazaar 0.90) # revision_id: squid3@treenet.co.nz-20161217100442-tf8j6qu85kk47vmy # target_branch: http://bzr.squid-cache.org/bzr/squid3/3.3 # testament_sha1: 1385c42f15d99bb7831aa28b80b48bfd6e489cc2 # timestamp: 2016-12-17 10:06:32 +0000 # source_branch: http://bzr.squid-cache.org/bzr/squid3/3.3 # base_revision_id: squid3@treenet.co.nz-20161217083447-\ # slshkwztlypvxz8v # # Begin patch === modified file 'src/client_side.cc' --- src/client_side.cc 2015-08-28 13:25:15 +0000 +++ src/client_side.cc 2016-12-17 10:04:42 +0000 @@ -474,6 +474,7 @@ statCounter.client_http.nearHitSvcTime.count(svc_time); break; + case LOG_TCP_INM_HIT: case LOG_TCP_IMS_HIT: statCounter.client_http.nearMissSvcTime.count(svc_time); break; === modified file 'src/client_side_reply.cc' --- src/client_side_reply.cc 2016-12-17 08:34:47 +0000 +++ src/client_side_reply.cc 2016-12-17 10:04:42 +0000 @@ -752,40 +752,27 @@ return true; } - bool matchedIfNoneMatch = false; if (r.header.has(HDR_IF_NONE_MATCH)) { - if (!e->hasIfNoneMatchEtag(r)) { - // RFC 2616: ignore IMS if If-None-Match did not match - r.flags.ims = 0; - r.ims = -1; - r.imslen = 0; - r.header.delById(HDR_IF_MODIFIED_SINCE); - http->logType = LOG_TCP_MISS; - sendMoreData(result); - return true; - } + // RFC 7232: If-None-Match recipient MUST ignore IMS + r.flags.ims = false; + r.ims = -1; + r.imslen = 0; + r.header.delById(HDR_IF_MODIFIED_SINCE); - if (!r.flags.ims) { - // RFC 2616: if If-None-Match matched and there is no IMS, - // reply with 304 Not Modified or 412 Precondition Failed + if (e->hasIfNoneMatchEtag(r)) { sendNotModifiedOrPreconditionFailedError(); return true; } - // otherwise check IMS below to decide if we reply with 304 or 412 - matchedIfNoneMatch = true; + // None-Match is true (no ETag matched); treat as an unconditional hit + return false; } if (r.flags.ims) { // handle If-Modified-Since requests from the client if (e->modifiedSince(&r)) { - http->logType = LOG_TCP_IMS_HIT; - sendMoreData(result); - - } else if (matchedIfNoneMatch) { - // If-None-Match matched, reply with 304 Not Modified or - // 412 Precondition Failed - sendNotModifiedOrPreconditionFailedError(); + // Modified-Since is true; treat as an unconditional hit + return false; } else { // otherwise reply with 304 Not Modified @@ -1916,7 +1903,12 @@ StoreEntry *e = http->storeEntry(); const time_t timestamp = e->timestamp; HttpReply *const temprep = e->getReply()->make304(); - http->logType = LOG_TCP_IMS_HIT; + // log as TCP_INM_HIT if code 304 generated for + // If-None-Match request + if (!http->request->flags.ims) + http->logType = LOG_TCP_INM_HIT; + else + http->logType = LOG_TCP_IMS_HIT; removeClientStoreReference(&sc, http); createStoreEntry(http->request->method, RequestFlags()); e = http->storeEntry(); === modified file 'src/enums.h' --- src/enums.h 2012-09-20 09:13:58 +0000 +++ src/enums.h 2016-12-17 10:04:42 +0000 @@ -41,6 +41,7 @@ LOG_TCP_REFRESH_FAIL_ERR, // refresh from origin failed, error forwarded LOG_TCP_REFRESH_MODIFIED, // refresh from origin replaced existing entry LOG_TCP_CLIENT_REFRESH_MISS, + LOG_TCP_INM_HIT, LOG_TCP_IMS_HIT, LOG_TCP_SWAPFAIL_MISS, LOG_TCP_NEGATIVE_HIT, === modified file 'src/log/access_log.cc' --- src/log/access_log.cc 2015-05-01 07:21:07 +0000 +++ src/log/access_log.cc 2016-12-17 10:04:42 +0000 @@ -584,6 +584,9 @@ if (code == LOG_TCP_HIT) return 1; + if (code == LOG_TCP_INM_HIT) + return 1; + if (code == LOG_TCP_IMS_HIT) return 1;
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