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);
}
