diff options
Diffstat (limited to 'indra/llmessage/llavatarnamecache.cpp')
| -rw-r--r-- | indra/llmessage/llavatarnamecache.cpp | 116 |
1 files changed, 89 insertions, 27 deletions
diff --git a/indra/llmessage/llavatarnamecache.cpp b/indra/llmessage/llavatarnamecache.cpp index 72498111fd..eabd311bb0 100644 --- a/indra/llmessage/llavatarnamecache.cpp +++ b/indra/llmessage/llavatarnamecache.cpp @@ -81,7 +81,9 @@ namespace LLAvatarNameCache // Periodically clean out expired entries from the cache LLFrameTimer sEraseExpiredTimer; - void processNameFromService(const LLSD& row); + // Handle name response off network + void processName(const LLUUID& agent_id, const LLAvatarName& av_name); + void requestNamesViaCapability(); void requestNamesViaLegacy(); bool isRequestPending(const LLUUID& agent_id); @@ -147,42 +149,102 @@ public: LLSD::array_const_iterator it = agents.beginArray(); for ( ; it != agents.endArray(); ++it) { - const LLSD& entry = *it; - LLAvatarNameCache::processNameFromService(entry); + const LLSD& row = *it; + LLUUID agent_id = row["id"].asUUID(); + + LLAvatarName av_name; + av_name.fromLLSD(row); + + // Some avatars don't have explicit display names set + if (av_name.mDisplayName.empty()) + { + av_name.mDisplayName = av_name.mSLID; + } + + LLAvatarNameCache::processName(agent_id, av_name); } } - /*virtual*/ void error(U32 status, const std::string& reason) + // This is called for both successful and failed requests, and is + // called _after_ result() above. + /*virtual*/ void completedHeader(U32 status, const std::string& reason, + const LLSD& headers) { - llinfos << "LLAvatarNameResponder error " << status << " " << reason << llendl; + // Only care about headers when there is an error + if (isGoodStatus(status)) return; + + // We're going to construct a dummy record and cache it for a while, + // either briefly for a 503 Service Unavailable, or longer for other + // errors. + F64 retry_timestamp = errorRetryTimestamp(status, headers); + + // *NOTE: "??" starts trigraphs in C/C++, escape the question marks. + const std::string DUMMY_NAME("\?\?\?"); + LLAvatarName av_name; + av_name.mSLID = DUMMY_NAME; + av_name.mDisplayName = DUMMY_NAME; + av_name.mIsDisplayNameDefault = false; + av_name.mExpires = retry_timestamp; + + // Add dummy records for all agent IDs in this request + std::vector<LLUUID>::const_iterator it = mAgentIDs.begin(); + for ( ; it != mAgentIDs.end(); ++it) + { + const LLUUID& agent_id = *it; + LLAvatarNameCache::processName(agent_id, av_name); + } } -}; - -// "expires" is seconds-from-epoch -void LLAvatarNameCache::processNameFromService(const LLSD& row) -{ - LLAvatarName av_name; - av_name.mSLID = row["sl_id"].asString(); - av_name.mDisplayName = row["display_name"].asString(); - av_name.mIsDisplayNameDefault = row["is_display_name_default"].asBoolean(); - av_name.mExpires = row["display_name_expires"].asReal(); - llinfos << "JAMESDEBUG expires " << av_name.mExpires << " now " << LLFrameTimer::getTotalSeconds() << llendl; + // Return time to retry a request that generated an error, based on + // error type and headers. Return value is seconds-since-epoch. + F64 errorRetryTimestamp(S32 status, const LLSD& headers) + { + LLSD expires = headers["expires"]; + if (expires.isDefined()) + { + LLDate expires_date = expires.asDate(); + return expires_date.secondsSinceEpoch(); + } - // HACK for pretty stars - //if (row["last_name"].asString() == "Linden") - //{ - // av_name.mBadge = "Person_Star"; - //} + LLSD retry_after = headers["retry-after"]; + if (retry_after.isDefined()) + { + // does the header use the delta-seconds type? + S32 delta_seconds = retry_after.asInteger(); + if (delta_seconds > 0) + { + // ...valid delta-seconds + F64 now = LLFrameTimer::getTotalSeconds(); + return now + F64(delta_seconds); + } + else + { + // ...it's a date + LLDate expires_date = retry_after.asDate(); + return expires_date.secondsSinceEpoch(); + } + } - // Some avatars don't have explicit display names set - if (av_name.mDisplayName.empty()) - { - av_name.mDisplayName = av_name.mSLID; + // No information in header, make a guess + F64 now = LLFrameTimer::getTotalSeconds(); + if (status == 503) + { + // ...service unavailable, retry soon + const F64 SERVICE_UNAVAILABLE_DELAY = 600.0; // 10 min + return now + SERVICE_UNAVAILABLE_DELAY; + } + else + { + // ...other unexpected error + const F64 DEFAULT_DELAY = 3600.0; // 1 hour + return now + DEFAULT_DELAY; + } } +}; - // add to cache - LLUUID agent_id = row["id"].asUUID(); +void LLAvatarNameCache::processName(const LLUUID& agent_id, + const LLAvatarName& av_name) +{ sCache[agent_id] = av_name; sPendingQueue.erase(agent_id); |