diff options
Diffstat (limited to 'indra/llmessage/llavatarnamecache.cpp')
| -rw-r--r-- | indra/llmessage/llavatarnamecache.cpp | 274 |
1 files changed, 187 insertions, 87 deletions
diff --git a/indra/llmessage/llavatarnamecache.cpp b/indra/llmessage/llavatarnamecache.cpp index 360d239e61..1ca5f58ae2 100644 --- a/indra/llmessage/llavatarnamecache.cpp +++ b/indra/llmessage/llavatarnamecache.cpp @@ -30,12 +30,20 @@ #include "llcachename.h" // we wrap this system #include "llframetimer.h" -#include "llhttpclient.h" #include "llsd.h" #include "llsdserialize.h" - +#include "httpresponse.h" +#include "llhttpsdhandler.h" #include <boost/tokenizer.hpp> +#include "httpcommon.h" +#include "httprequest.h" +#include "httpheaders.h" +#include "httpoptions.h" +#include "llcoros.h" +#include "lleventcoro.h" +#include "llcorehttputil.h" + #include <map> #include <set> @@ -90,6 +98,12 @@ namespace LLAvatarNameCache // Time-to-live for a temp cache entry. const F64 TEMP_CACHE_ENTRY_LIFETIME = 60.0; + LLCore::HttpRequest::ptr_t sHttpRequest; + LLCore::HttpHeaders::ptr_t sHttpHeaders; + LLCore::HttpOptions::ptr_t sHttpOptions; + LLCore::HttpRequest::policy_t sHttpPolicy; + LLCore::HttpRequest::priority_t sHttpPriority; + //----------------------------------------------------------------------- // Internal methods //----------------------------------------------------------------------- @@ -121,7 +135,12 @@ namespace LLAvatarNameCache // Erase expired names from cache void eraseUnrefreshed(); - bool expirationFromCacheControl(const LLSD& headers, F64 *expires); + bool expirationFromCacheControl(const LLSD& headers, F64 *expires); + + // This is a coroutine. + void requestAvatarNameCache_(std::string url, std::vector<LLUUID> agentIds); + + void handleAvNameCacheSuccess(const LLSD &data, const LLSD &httpResult); } /* Sample response: @@ -163,94 +182,117 @@ namespace LLAvatarNameCache </llsd> */ -class LLAvatarNameResponder : public LLHTTPClient::Responder +// Coroutine for sending and processing avatar name cache requests. +// Do not call directly. See documentation in lleventcoro.h and llcoro.h for +// further explanation. +void LLAvatarNameCache::requestAvatarNameCache_(std::string url, std::vector<LLUUID> agentIds) { - LOG_CLASS(LLAvatarNameResponder); -private: - // need to store agent ids that are part of this request in case of - // an error, so we can flag them as unavailable - std::vector<LLUUID> mAgentIDs; - -public: - LLAvatarNameResponder(const std::vector<LLUUID>& agent_ids) - : mAgentIDs(agent_ids) - { } - -protected: - /*virtual*/ void httpSuccess() - { - const LLSD& content = getContent(); - if (!content.isMap()) - { - failureResult(HTTP_INTERNAL_ERROR, "Malformed response contents", content); - return; - } - // Pull expiration out of headers if available - F64 expires = LLAvatarNameCache::nameExpirationFromHeaders(getResponseHeaders()); - F64 now = LLFrameTimer::getTotalSeconds(); + LL_DEBUGS("AvNameCache") << "Entering coroutine " << LLCoros::instance().getName() + << " with url '" << url << "', requesting " << agentIds.size() << " Agent Ids" << LL_ENDL; - const LLSD& agents = content["agents"]; - LLSD::array_const_iterator it = agents.beginArray(); - for ( ; it != agents.endArray(); ++it) - { - const LLSD& row = *it; - LLUUID agent_id = row["id"].asUUID(); + try + { + bool success = true; - LLAvatarName av_name; - av_name.fromLLSD(row); + LLCoreHttpUtil::HttpCoroutineAdapter httpAdapter("NameCache", LLAvatarNameCache::sHttpPolicy); + LLSD results = httpAdapter.getAndSuspend(sHttpRequest, url); + LLSD httpResults; - // Use expiration time from header - av_name.mExpires = expires; + LL_DEBUGS() << results << LL_ENDL; - LL_DEBUGS("AvNameCache") << "LLAvatarNameResponder::result for " << agent_id << LL_ENDL; - av_name.dump(); - - // cache it and fire signals - LLAvatarNameCache::processName(agent_id, av_name); - } + if (!results.isMap()) + { + LL_WARNS("AvNameCache") << " Invalid result returned from LLCoreHttpUtil::HttpCoroHandler." << LL_ENDL; + success = false; + } + else + { + httpResults = results["http_result"]; + success = httpResults["success"].asBoolean(); + if (!success) + { + LL_WARNS("AvNameCache") << "Error result from LLCoreHttpUtil::HttpCoroHandler. Code " + << httpResults["status"] << ": '" << httpResults["message"] << "'" << LL_ENDL; + } + } - // Same logic as error response case - const LLSD& unresolved_agents = content["bad_ids"]; - S32 num_unresolved = unresolved_agents.size(); - if (num_unresolved > 0) - { - LL_WARNS("AvNameCache") << "LLAvatarNameResponder::result " << num_unresolved << " unresolved ids; " - << "expires in " << expires - now << " seconds" - << LL_ENDL; - it = unresolved_agents.beginArray(); - for ( ; it != unresolved_agents.endArray(); ++it) - { - const LLUUID& agent_id = *it; + if (!success) + { // on any sort of failure add dummy records for any agent IDs + // in this request that we do not have cached already + std::vector<LLUUID>::const_iterator it = agentIds.begin(); + for ( ; it != agentIds.end(); ++it) + { + const LLUUID& agent_id = *it; + LLAvatarNameCache::handleAgentError(agent_id); + } + return; + } - LL_WARNS("AvNameCache") << "LLAvatarNameResponder::result " - << "failed id " << agent_id - << LL_ENDL; + LLAvatarNameCache::handleAvNameCacheSuccess(results, httpResults); - LLAvatarNameCache::handleAgentError(agent_id); - } - } - LL_DEBUGS("AvNameCache") << "LLAvatarNameResponder::result " - << LLAvatarNameCache::sCache.size() << " cached names" - << LL_ENDL; } + catch (std::exception e) + { + LL_WARNS() << "Caught exception '" << e.what() << "'" << LL_ENDL; + } + catch (...) + { + LL_WARNS() << "Caught unknown exception." << LL_ENDL; + } +} - /*virtual*/ void httpFailure() - { - // If there's an error, it might be caused by PeopleApi, - // or when loading textures on startup and using a very slow - // network, this query may time out. - // What we should do depends on whether or not we have a cached name - LL_WARNS("AvNameCache") << dumpResponse() << LL_ENDL; - - // Add dummy records for any agent IDs in this request that we do not have cached already - std::vector<LLUUID>::const_iterator it = mAgentIDs.begin(); - for ( ; it != mAgentIDs.end(); ++it) - { - const LLUUID& agent_id = *it; - LLAvatarNameCache::handleAgentError(agent_id); - } - } -}; +void LLAvatarNameCache::handleAvNameCacheSuccess(const LLSD &data, const LLSD &httpResult) +{ + + LLSD headers = httpResult["headers"]; + // Pull expiration out of headers if available + F64 expires = LLAvatarNameCache::nameExpirationFromHeaders(headers); + F64 now = LLFrameTimer::getTotalSeconds(); + + const LLSD& agents = data["agents"]; + LLSD::array_const_iterator it = agents.beginArray(); + for (; it != agents.endArray(); ++it) + { + const LLSD& row = *it; + LLUUID agent_id = row["id"].asUUID(); + + LLAvatarName av_name; + av_name.fromLLSD(row); + + // Use expiration time from header + av_name.mExpires = expires; + + LL_DEBUGS("AvNameCache") << "LLAvatarNameResponder::result for " << agent_id << LL_ENDL; + av_name.dump(); + + // cache it and fire signals + LLAvatarNameCache::processName(agent_id, av_name); + } + + // Same logic as error response case + const LLSD& unresolved_agents = data["bad_ids"]; + S32 num_unresolved = unresolved_agents.size(); + if (num_unresolved > 0) + { + LL_WARNS("AvNameCache") << "LLAvatarNameResponder::result " << num_unresolved << " unresolved ids; " + << "expires in " << expires - now << " seconds" + << LL_ENDL; + it = unresolved_agents.beginArray(); + for (; it != unresolved_agents.endArray(); ++it) + { + const LLUUID& agent_id = *it; + + LL_WARNS("AvNameCache") << "LLAvatarNameResponder::result " + << "failed id " << agent_id + << LL_ENDL; + + LLAvatarNameCache::handleAgentError(agent_id); + } + } + LL_DEBUGS("AvNameCache") << "LLAvatarNameResponder::result " + << LLAvatarNameCache::sCache.size() << " cached names" + << LL_ENDL; +} // Provide some fallback for agents that return errors void LLAvatarNameCache::handleAgentError(const LLUUID& agent_id) @@ -353,10 +395,15 @@ void LLAvatarNameCache::requestNamesViaCapability() } } - if (!url.empty()) - { - LL_DEBUGS("AvNameCache") << " getting " << ids << " ids" << LL_ENDL; - LLHTTPClient::get(url, new LLAvatarNameResponder(agent_ids)); + if (!url.empty()) + { + LL_DEBUGS("AvNameCache") << "requested " << ids << " ids" << LL_ENDL; + + std::string coroname = + LLCoros::instance().launch("LLAvatarNameCache::requestAvatarNameCache_", + boost::bind(&LLAvatarNameCache::requestAvatarNameCache_, url, agent_ids)); + LL_DEBUGS("AvNameCache") << coroname << " with url '" << url << "', agent_ids.size()=" << agent_ids.size() << LL_ENDL; + } } @@ -419,11 +466,20 @@ void LLAvatarNameCache::initClass(bool running, bool usePeopleAPI) { sRunning = running; sUsePeopleAPI = usePeopleAPI; + + sHttpRequest = LLCore::HttpRequest::ptr_t(new LLCore::HttpRequest()); + sHttpHeaders = LLCore::HttpHeaders::ptr_t(new LLCore::HttpHeaders()); + sHttpOptions = LLCore::HttpOptions::ptr_t(new LLCore::HttpOptions()); + sHttpPolicy = LLCore::HttpRequest::DEFAULT_POLICY_ID; + sHttpPriority = 0; } void LLAvatarNameCache::cleanupClass() { - sCache.clear(); + sHttpRequest.reset(); + sHttpHeaders.reset(); + sHttpOptions.reset(); + sCache.clear(); } bool LLAvatarNameCache::importFile(std::istream& istr) @@ -698,6 +754,50 @@ void LLAvatarNameCache::insert(const LLUUID& agent_id, const LLAvatarName& av_na sCache[agent_id] = av_name; } +#if 0 +F64 LLAvatarNameCache::nameExpirationFromHeaders(LLCore::HttpHeaders *headers) +{ + F64 expires = 0.0; + if (expirationFromCacheControl(headers, &expires)) + { + return expires; + } + else + { + // With no expiration info, default to an hour + const F64 DEFAULT_EXPIRES = 60.0 * 60.0; + F64 now = LLFrameTimer::getTotalSeconds(); + return now + DEFAULT_EXPIRES; + } +} + +bool LLAvatarNameCache::expirationFromCacheControl(LLCore::HttpHeaders *headers, F64 *expires) +{ + bool fromCacheControl = false; + F64 now = LLFrameTimer::getTotalSeconds(); + + // Allow the header to override the default + const std::string *cache_control; + + cache_control = headers->find(HTTP_IN_HEADER_CACHE_CONTROL); + + if (cache_control && !cache_control->empty()) + { + S32 max_age = 0; + if (max_age_from_cache_control(*cache_control, &max_age)) + { + *expires = now + (F64)max_age; + fromCacheControl = true; + } + } + LL_DEBUGS("AvNameCache") + << ( fromCacheControl ? "expires based on cache control " : "default expiration " ) + << "in " << *expires - now << " seconds" + << LL_ENDL; + + return fromCacheControl; +} +#else F64 LLAvatarNameCache::nameExpirationFromHeaders(const LLSD& headers) { F64 expires = 0.0; @@ -742,7 +842,7 @@ bool LLAvatarNameCache::expirationFromCacheControl(const LLSD& headers, F64 *exp return fromCacheControl; } - +#endif void LLAvatarNameCache::addUseDisplayNamesCallback(const use_display_name_signal_t::slot_type& cb) { |