private void NotifyCloudOfExternalPort(object nil)
{
logger.InfoFormat("Notify public port info to cloud: ext ip {0}, ext port {1} via heartbeat",
this.externalIP, this.externalPort);
try
{
Model.StationInfo stationInfo = Model.StationCollection.Instance.FindOne();
if (stationInfo == null)
{
return;
}
Cloud.StationApi api = new Cloud.StationApi(stationInfo.Id, stationInfo.SessionToken);
Cloud.StationDetail detail = StatusChecker.GetDetail();
logger.Debug("detail: " + detail.ToFastJSON());
api.Heartbeat(new WebClient(), detail);
}
catch (Exception e)
{
logger.Warn("Unable to notify external ip/port to cloud", e);
}
}
public void Stop()
{
timer.Change(Timeout.Infinite, Timeout.Infinite);
using (WebClient agent = new WebClient())
{
Model.StationInfo sinfo = Model.StationCollection.Instance.FindOne();
if (sinfo != null)
{
try
{
Cloud.StationApi api = new Cloud.StationApi(sinfo.Id, sinfo.SessionToken);
api.Offline(agent);
}
catch (Exception ex)
{
logger.Warn("cloud offline error", ex);
}
}
}
}
private static void LogOutStationFromCloud()
{
try
{
Model.StationInfo stationInfo = Model.StationCollection.Instance.FindOne();
if (stationInfo == null)
{
throw new InvalidOperationException("station is null in station collection");
}
logger.DebugFormat("Station logout with stationId = {0}", stationInfo.Id);
Cloud.StationApi stationApi = new Cloud.StationApi(stationInfo.Id, stationInfo.SessionToken);
stationApi.Offline(new System.Net.WebClient());
logger.Debug("Station logout successfully");
}
catch (Exception ex)
{
logger.Debug("Unable to logout station", ex);
}
}
private void SendHeartbeat(Object obj)
{
StationDetail detail = GetDetail();
Model.StationInfo sinfo = Model.StationCollection.Instance.FindOne();
if (sinfo != null)
{
bool locChange = false;
string baseurl = NetworkHelper.GetBaseURL();
if (baseurl != sinfo.Location)
{
// update location if baseurl changed
logger.DebugFormat("station location changed: {0}", baseurl);
sinfo.Location = baseurl;
locChange = true;
}
try
{
WebClient agent = new WebClient();
Cloud.StationApi api = new Cloud.StationApi(sinfo.Id, sinfo.SessionToken);
if (logon == false || DateTime.Now - sinfo.LastLogOn > TimeSpan.FromDays(1))
{
logger.Debug("cloud logon start");
api.LogOn(agent, detail);
logon = true;
// update station info in database
logger.Debug("update station information");
sinfo.LastLogOn = DateTime.Now;
Model.StationCollection.Instance.Save(sinfo);
}
if (locChange)
{
// update station info in database
logger.Debug("update station information");
Model.StationCollection.Instance.Save(sinfo);
}
api.Heartbeat(agent, detail);
}
catch (WammerCloudException ex)
{
WebException webex = (WebException)ex.InnerException;
if (webex != null)
{
HttpWebResponse response = (HttpWebResponse)webex.Response;
if (response != null)
{
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
// station's session token expired, it might be caused by:
// 1. server maintenance
// 2. driver registered another station
// in this situation, client has to re-login/re-register the station
functionServer.BlockAuth(true);
}
}
}
logger.Warn("cloud send heartbeat error", ex);
}
catch (Exception ex)
{
logger.Warn("cloud send heartbeat error", ex);
}
}
}
