private void CreateProxy(string proxyName)
{
try
{
logger.Debug("Attempting to create new proxy created for " + proxyName + ".");
//InstanceContext callbackContext = new InstanceContext(this);
SIPMonitorPublisherProxy proxy = new SIPMonitorPublisherProxy(proxyName);
m_proxies.Add(proxyName, proxy);
proxy.IsAlive();
logger.Debug("Successfully connected to proxy " + proxyName + ".");
/*ThreadPool.QueueUserWorkItem(delegate
* {
* string name = proxyName;
*
* try
* {
* proxy.IsAlive();
* // ((ICommunicationObject)proxy).Faulted += ProxyChannelFaulted;
* m_proxies.Add(name, proxy);
* logger.Debug("Successfully connected to proxy " + name + ".");
* }
* catch (Exception excp)
* {
* logger.Warn("Could not connect to proxy " + name + ". " + excp.Message);
* Timer retryProxy = new Timer(delegate { CreateProxy(name); }, null, RETRY_FAILED_PROXY, Timeout.Infinite);
* }
* });*/
}
catch (Exception excp)
{
logger.Error("Exception CreateProxy (" + proxyName + "). " + excp.Message);
}
}
/// <summary>
/// This method is an event handler for communication fualts on a proxy channel. When a fault occurs ALL
/// the available proxies will be checked for a fault and those in a faulted state will be closed and replaced.
/// </summary>
/// <remarks>This occurs when the channel to the SIP monitoring server that is publishing the events
/// is faulted. This can occur if the SIP monitoring server is shutdown which will close the socket.</remarks>
private void ProxyChannelFaulted(object sender, EventArgs e)
{
for (int index = 0; index < m_proxies.Count; index++)
{
KeyValuePair <string, SIPMonitorPublisherProxy> proxyEntry = m_proxies.ElementAt(index);
SIPMonitorPublisherProxy proxy = proxyEntry.Value;
if (proxy.State == CommunicationState.Faulted)
{
logger.Debug("Removing faulted proxy for " + proxyEntry.Key + ".");
m_proxies.Remove(proxyEntry.Key);
CreateProxy(proxyEntry.Key);
index--;
logger.Warn("MonitorProxyManager received a fault on proxy channel, comms state=" + proxy.InnerChannel.State + ".");
try
{
proxy.Abort();
}
catch (Exception abortExcp)
{
logger.Error("Exception ProxyChannelFaulted Abort. " + abortExcp.Message);
}
}
}
}
private void InitialiseProxies()
{
List <string> proxyNames = GetClientEndPointNames();
foreach (string proxyName in proxyNames)
{
try
{
SIPMonitorPublisherProxy proxy = new SIPMonitorPublisherProxy(proxyName);
proxy.InnerChannel.OperationTimeout = m_proxyOperationTimeout;
m_proxies.Add(proxyName, proxy);
m_proxyLastTimeout.Add(proxyName, null);
m_proxyTimeoutCount.Add(proxyName, 0);
logger.Debug("Proxy added for " + proxyName + " on " + proxy.Endpoint.Address.ToString() + ".");
//CreateProxy(proxyName);
}
catch (Exception excp)
{
logger.Error("Exception InitialiseProxies. " + excp.Message);
}
}
}