public Hashtable ProcessQueue(Hashtable request, UUID agentID, Caps caps) { // TODO: this has to be redone to not busy-wait (and block the thread), // TODO: as soon as we have a non-blocking way to handle HTTP-requests. // if (m_log.IsDebugEnabled) // { // String debug = "[EVENTQUEUE]: Got request for agent {0} in region {1} from thread {2}: [ "; // foreach (object key in request.Keys) // { // debug += key.ToString() + "=" + request[key].ToString() + " "; // } // m_log.DebugFormat(debug + " ]", agentID, m_scene.RegionInfo.RegionName, System.Threading.Thread.CurrentThread.Name); // } BlockingLLSDQueue queue = TryGetQueue(agentID); OSD element = queue.Dequeue(15000); // 15s timeout Hashtable responsedata = new Hashtable(); int thisID = 0; lock (m_ids) thisID = m_ids[agentID]; if (element == null) { //m_log.ErrorFormat("[EVENTQUEUE]: Nothing to process in " + m_scene.RegionInfo.RegionName); if (thisID == -1) // close-request { m_log.ErrorFormat("[EVENTQUEUE]: 404 in " + m_scene.RegionInfo.RegionName); responsedata["int_response_code"] = 404; //501; //410; //404; responsedata["content_type"] = "text/plain"; responsedata["keepalive"] = false; responsedata["str_response_string"] = "Closed EQG"; return(responsedata); } responsedata["int_response_code"] = 502; responsedata["content_type"] = "text/plain"; responsedata["keepalive"] = false; responsedata["str_response_string"] = "Upstream error: "; responsedata["error_status_text"] = "Upstream error:"; responsedata["http_protocol_version"] = "HTTP/1.0"; return(responsedata); } OSDArray array = new OSDArray(); if (element == null) // didn't have an event in 15s { // Send it a fake event to keep the client polling! It doesn't like 502s like the proxys say! array.Add(EventQueueHelper.KeepAliveEvent()); m_log.DebugFormat("[EVENTQUEUE]: adding fake event for {0} in region {1}", agentID, m_scene.RegionInfo.RegionName); } else { array.Add(element); while (queue.Count() > 0) { array.Add(queue.Dequeue(1)); thisID++; } } OSDMap events = new OSDMap(); events.Add("events", array); events.Add("id", new OSDInteger(thisID)); lock (m_ids) { m_ids[agentID] = thisID + 1; } responsedata["int_response_code"] = 200; responsedata["content_type"] = "application/xml"; responsedata["keepalive"] = false; responsedata["str_response_string"] = OSDParser.SerializeLLSDXmlString(events); //m_log.DebugFormat("[EVENTQUEUE]: sending response for {0} in region {1}: {2}", agentID, m_scene.RegionInfo.RegionName, responsedata["str_response_string"]); return(responsedata); }
public Hashtable GetEvents(UUID requestID, UUID pAgentId, string request) { Queue <OSD> queue = TryGetQueue(pAgentId); OSD element; lock (queue) { if (queue.Count == 0) { return(NoEvents(requestID, pAgentId)); } element = queue.Dequeue(); // 15s timeout } int thisID = 0; lock (m_ids) thisID = m_ids[pAgentId]; OSDArray array = new OSDArray(); if (element == null) // didn't have an event in 15s { // Send it a fake event to keep the client polling! It doesn't like 502s like the proxys say! array.Add(EventQueueHelper.KeepAliveEvent()); //m_log.DebugFormat("[EVENTQUEUE]: adding fake event for {0} in region {1}", pAgentId, m_scene.RegionInfo.RegionName); } else { array.Add(element); lock (queue) { while (queue.Count > 0) { array.Add(queue.Dequeue()); thisID++; } } } OSDMap events = new OSDMap(); events.Add("events", array); events.Add("id", new OSDInteger(thisID)); lock (m_ids) { m_ids[pAgentId] = thisID + 1; } Hashtable responsedata = new Hashtable(); responsedata["int_response_code"] = 200; responsedata["content_type"] = "application/xml"; responsedata["keepalive"] = false; responsedata["reusecontext"] = false; responsedata["str_response_string"] = OSDParser.SerializeLLSDXmlString(events); //m_log.DebugFormat("[EVENTQUEUE]: sending response for {0} in region {1}: {2}", pAgentId, m_scene.RegionInfo.RegionName, responsedata["str_response_string"]); return(responsedata); }