diff options
Diffstat (limited to 'indra/llcorehttp')
| -rwxr-xr-x | indra/llcorehttp/_httplibcurl.cpp | 15 | ||||
| -rwxr-xr-x | indra/llcorehttp/_httpoprequest.cpp | 34 | ||||
| -rwxr-xr-x | indra/llcorehttp/examples/http_texture_load.cpp | 21 | ||||
| -rwxr-xr-x | indra/llcorehttp/httpcommon.cpp | 13 |
4 files changed, 64 insertions, 19 deletions
diff --git a/indra/llcorehttp/_httplibcurl.cpp b/indra/llcorehttp/_httplibcurl.cpp index b46833a1f3..cfbe0fd2bb 100755 --- a/indra/llcorehttp/_httplibcurl.cpp +++ b/indra/llcorehttp/_httplibcurl.cpp @@ -217,8 +217,17 @@ void HttpLibcurl::addOp(HttpOpRequest * op) } // Make the request live - curl_multi_add_handle(mMultiHandles[op->mReqPolicy], op->mCurlHandle); + CURLMcode code; + code = curl_multi_add_handle(mMultiHandles[op->mReqPolicy], op->mCurlHandle); + if (CURLM_OK != code) + { + // *TODO: Better cleanup and recovery but not much we can do here. + check_curl_multi_code(code); + return; + } op->mCurlActive = true; + mActiveOps.insert(op); + ++mActiveHandles[op->mReqPolicy]; if (op->mTracing > HTTP_TRACE_OFF) { @@ -230,10 +239,6 @@ void HttpLibcurl::addOp(HttpOpRequest * op) << ", Readies: " << policy.getReadyCount(op->mReqPolicy) << LL_ENDL; } - - // On success, make operation active - mActiveOps.insert(op); - ++mActiveHandles[op->mReqPolicy]; } diff --git a/indra/llcorehttp/_httpoprequest.cpp b/indra/llcorehttp/_httpoprequest.cpp index eb664fdced..38c1f1e78a 100755 --- a/indra/llcorehttp/_httpoprequest.cpp +++ b/indra/llcorehttp/_httpoprequest.cpp @@ -378,6 +378,7 @@ void HttpOpRequest::setupCommon(HttpRequest::policy_t policy_id, // Junk may be left around from a failed request and that // needs to be cleaned out. // +// *TODO: Move this to _httplibcurl where it belongs. HttpStatus HttpOpRequest::prepareRequest(HttpService * service) { CURLcode code; @@ -411,8 +412,9 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service) // *FIXME: better error handling later HttpStatus status; - // Get global policy options - HttpPolicyGlobal & policy(service->getPolicy().getGlobalOptions()); + // Get global and class policy options + HttpPolicyGlobal & gpolicy(service->getPolicy().getGlobalOptions()); + HttpPolicyClass & cpolicy(service->getPolicy().getClassOptions(mReqPolicy)); mCurlHandle = LLCurl::createStandardCurlHandle(); if (! mCurlHandle) @@ -462,30 +464,30 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service) code = curl_easy_setopt(mCurlHandle, CURLOPT_SSL_VERIFYHOST, 0); check_curl_easy_code(code, CURLOPT_SSL_VERIFYHOST); - if (policy.mUseLLProxy) + if (gpolicy.mUseLLProxy) { // Use the viewer-based thread-safe API which has a // fast/safe check for proxy enable. Would like to // encapsulate this someway... LLProxy::getInstance()->applyProxySettings(mCurlHandle); } - else if (policy.mHttpProxy.size()) + else if (gpolicy.mHttpProxy.size()) { // *TODO: This is fine for now but get fuller socks5/ // authentication thing going later.... - code = curl_easy_setopt(mCurlHandle, CURLOPT_PROXY, policy.mHttpProxy.c_str()); + code = curl_easy_setopt(mCurlHandle, CURLOPT_PROXY, gpolicy.mHttpProxy.c_str()); check_curl_easy_code(code, CURLOPT_PROXY); code = curl_easy_setopt(mCurlHandle, CURLOPT_PROXYTYPE, CURLPROXY_HTTP); check_curl_easy_code(code, CURLOPT_PROXYTYPE); } - if (policy.mCAPath.size()) + if (gpolicy.mCAPath.size()) { - code = curl_easy_setopt(mCurlHandle, CURLOPT_CAPATH, policy.mCAPath.c_str()); + code = curl_easy_setopt(mCurlHandle, CURLOPT_CAPATH, gpolicy.mCAPath.c_str()); check_curl_easy_code(code, CURLOPT_CAPATH); } - if (policy.mCAFile.size()) + if (gpolicy.mCAFile.size()) { - code = curl_easy_setopt(mCurlHandle, CURLOPT_CAINFO, policy.mCAFile.c_str()); + code = curl_easy_setopt(mCurlHandle, CURLOPT_CAINFO, gpolicy.mCAFile.c_str()); check_curl_easy_code(code, CURLOPT_CAINFO); } @@ -594,6 +596,20 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service) { xfer_timeout = timeout; } + if (cpolicy.mPipelining > 1L) + { + // Pipelining affects both connection and transfer timeout values. + // Requests that are added to a pipeling immediately have completed + // their connection so the connection delay tends to be less than + // the non-pipelined value. Transfers are the opposite. Transfer + // timeout starts once the connection is established and completion + // can be delayed due to the pipelined requests ahead. So, it's + // a handwave but bump the transfer timeout up by the pipelining + // depth to give some room. + // + // *TODO: Find a better scheme than timeouts to guarantee liveness. + xfer_timeout *= cpolicy.mPipelining; + } code = curl_easy_setopt(mCurlHandle, CURLOPT_TIMEOUT, xfer_timeout); check_curl_easy_code(code, CURLOPT_TIMEOUT); code = curl_easy_setopt(mCurlHandle, CURLOPT_CONNECTTIMEOUT, timeout); diff --git a/indra/llcorehttp/examples/http_texture_load.cpp b/indra/llcorehttp/examples/http_texture_load.cpp index 88692c3f69..b76c874557 100755 --- a/indra/llcorehttp/examples/http_texture_load.cpp +++ b/indra/llcorehttp/examples/http_texture_load.cpp @@ -102,6 +102,7 @@ public: public: bool mVerbose; bool mRandomRange; + bool mNoRange; int mRequestLowWater; int mRequestHighWater; handle_set_t mHandles; @@ -162,10 +163,11 @@ int main(int argc, char** argv) { LLCore::HttpStatus status; bool do_random(false); + bool do_whole(false); bool do_verbose(false); int option(-1); - while (-1 != (option = getopt(argc, argv, "u:c:h?RvH:p:t:"))) + while (-1 != (option = getopt(argc, argv, "u:c:h?RwvH:p:t:"))) { switch (option) { @@ -236,6 +238,12 @@ int main(int argc, char** argv) case 'R': do_random = true; + do_whole = false; + break; + + case 'w': + do_whole = true; + do_random = false; break; case 'v': @@ -307,6 +315,7 @@ int main(int argc, char** argv) ws.mUrl = url_format; ws.loadAssetUuids(uuids); ws.mRandomRange = do_random; + ws.mNoRange = do_whole; ws.mVerbose = do_verbose; ws.mRequestHighWater = highwater; ws.mRequestLowWater = ws.mRequestHighWater / 2; @@ -381,6 +390,7 @@ void usage(std::ostream & out) " -u <url_format> printf-style format string for URL generation\n" " Default: " << url_format << "\n" " -R Issue GETs with random Range: headers\n" + " -w Issue GETs without Range: headers to get whole object\n" " -c <limit> Maximum connection concurrency. Range: [1..100]\n" " Default: " << concurrency_limit << "\n" " -H <limit> HTTP request highwater (requests fed to llcorehttp).\n" @@ -400,6 +410,7 @@ WorkingSet::WorkingSet() : LLCore::HttpHandler(), mVerbose(false), mRandomRange(false), + mNoRange(false), mRemaining(200), mLimit(200), mAt(0), @@ -449,8 +460,12 @@ bool WorkingSet::reload(LLCore::HttpRequest * hr, LLCore::HttpOptions * opt) #else snprintf(buffer, sizeof(buffer), mUrl.c_str(), mAssets[mAt].mUuid.c_str()); #endif - int offset(mRandomRange ? ((unsigned long) rand()) % 1000000UL : mAssets[mAt].mOffset); - int length(mRandomRange ? ((unsigned long) rand()) % 1000000UL : mAssets[mAt].mLength); + int offset(mNoRange + ? 0 + : (mRandomRange ? ((unsigned long) rand()) % 1000000UL : mAssets[mAt].mOffset)); + int length(mNoRange + ? 0 + : (mRandomRange ? ((unsigned long) rand()) % 1000000UL : mAssets[mAt].mLength)); LLCore::HttpHandle handle; if (offset || length) diff --git a/indra/llcorehttp/httpcommon.cpp b/indra/llcorehttp/httpcommon.cpp index c2f15155ac..9bcf7ac5e3 100755 --- a/indra/llcorehttp/httpcommon.cpp +++ b/indra/llcorehttp/httpcommon.cpp @@ -4,7 +4,7 @@ * * $LicenseInfo:firstyear=2012&license=viewerlgpl$ * Second Life Viewer Source Code - * Copyright (C) 2012-2013, Linden Research, Inc. + * Copyright (C) 2012-2014, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -219,6 +219,13 @@ std::string HttpStatus::toTerseString() const // Pass true on statuses that might actually be cleared by a // retry. Library failures, calling problems, etc. aren't // going to be fixed by squirting bits all over the Net. +// +// HE_INVALID_HTTP_STATUS is special. As of 7.37.0, there are +// some scenarios where response processing in libcurl appear +// to go wrong and response data is corrupted. A side-effect +// of this is that the HTTP status is read as 0 from the library. +// See libcurl bug report 1420 (https://sourceforge.net/p/curl/bugs/1420/) +// for details. bool HttpStatus::isRetryable() const { static const HttpStatus cant_connect(HttpStatus::EXT_CURL_EASY, CURLE_COULDNT_CONNECT); @@ -231,6 +238,7 @@ bool HttpStatus::isRetryable() const static const HttpStatus post_error(HttpStatus::EXT_CURL_EASY, CURLE_HTTP_POST_ERROR); static const HttpStatus partial_file(HttpStatus::EXT_CURL_EASY, CURLE_PARTIAL_FILE); static const HttpStatus inv_cont_range(HttpStatus::LLCORE, HE_INV_CONTENT_RANGE_HDR); + static const HttpStatus inv_status(HttpStatus::LLCORE, HE_INVALID_HTTP_STATUS); return ((isHttpStatus() && mType >= 499 && mType <= 599) || // Include special 499 in retryables *this == cant_connect || // Connection reset/endpoint problems @@ -242,7 +250,8 @@ bool HttpStatus::isRetryable() const *this == op_timedout || // Timer expired *this == post_error || // Transport problem *this == partial_file || // Data inconsistency in response - *this == inv_cont_range); // Short data read disagrees with content-range + *this == inv_cont_range || // Short data read disagrees with content-range + *this == inv_status); // Inv status can reflect internal state problem in libcurl } } // end namespace LLCore |