/// <summary>
/// When object servers ping periodically, this method is called
/// </summary>
/// <param name="serverName"></param>
public void HeartBeatReceiver(string serverName)
{
lock (this)
{
ObjectServer server = Common.GetObjectServerByName(serverName, workerServerList);
if (server != null)
{
if (objectServerHeartBeatTimeStamp.ContainsKey(serverName))
{
objectServerHeartBeatTimeStamp[serverName] = DateTime.Now;
}
else
{
objectServerHeartBeatTimeStamp.Add(serverName, DateTime.Now);
}
Console.WriteLine("Heartbeat Received, Server :" + server.ServerName + " Ip :" + server.ServerIp + " Port :" + server.ServerPort);
Common.Logger().LogInfo("Heartbeat Received, Server :" + server.ServerName + " Ip :" + server.ServerIp + " Port :" + server.ServerPort, string.Empty, string.Empty);
}
else
{
Console.WriteLine("No server available with name " + serverName + " in master node");
Common.Logger().LogError("No server available with name " + serverName + " in master node", string.Empty, string.Empty);
}
}
}
/// <summary>
/// Get the object server reference by the unique name provide
/// </summary>
/// <param name="serverName"></param>
/// <param name="objectServerList"></param>
/// <returns></returns>
public static ObjectServer GetObjectServerByName(string serverName, List <ObjectServer> objectServerList)
{
ObjectServer server = null;
if (objectServerList.Count > 0)
{
server = objectServerList.Single(s => s.ServerName == serverName);
}
return(server);
}
/// <summary>
/// Receive the new object server map from server when object server join or left
/// </summary>
/// <param name="objectServerList"></param>
public void UpdateServerList(ObjectServer[] objectServerList)
{
this.objectServerList = objectServerList;
if (objectServerList != null)
{
thisServer = Common.GetObjectServerByName(thisServer.ServerName, objectServerList.ToList());
replicaServer = Common.GetObjectServerByName(thisServer.ReplicaServerName, objectServerList.ToList());
}
Console.WriteLine("New Object Server List received");
Console.WriteLine("This server = " + thisServer.ServerName + " and replica = " + replicaServer.ServerName);
Common.Logger().LogInfo("New Object Server List received", string.Empty, string.Empty);
}
/// <summary>
/// Create a WorkerServer and update details.
/// </summary>
/// <param name="ip"></param>
/// <param name="port"></param>
/// <returns>unique server name</returns>
public ObjectServer Bootstrap(string ip, string port)
{
lock (this)
{
ObjectServer wserver = new ObjectServer();
wserver.ServerName = PREFIX_WORKER_SERVER + (++serverIndex);
wserver.ServerIp = ip;
wserver.ServerPort = port;
wserver.TcpUrl = Common.GenerateTcpUrl(ip, port, Constants.OBJECT_TYPE_PADI_WORKER);
wserver.ServerIndex = serverIndex;
workerServerList.Add(wserver);
Stabilizer();
return(wserver);
}
}
/// <summary>
/// Bootstarp object servers with the master
/// </summary>
/// <param name="workerPort"></param>
/// <returns></returns>
public bool BootstrapMaster(string workerPort)
{
bool isBootstraped = false;
String masterUrl = Common.GetMasterTcpUrl();
//String workerIp = Common.GetLocalIPAddress();
String workerIp = ConfigurationManager.AppSettings[Constants.APPSET_WORKER_IP];
PADI_Master masterObj = (PADI_Master)Activator.GetObject(typeof(PADI_Master), masterUrl);
thisServer = masterObj.Bootstrap(workerIp, workerPort);
if (thisServer != null)
{
isBootstraped = true;
}
Console.WriteLine("Worker server :" + thisServer.ServerName + "started. Bootstrap status:" + isBootstraped);
Common.Logger().LogInfo("Worker server :" + thisServer.ServerName + " started", "Port : " + workerPort, "Bootstrap status:" + isBootstraped);
return(isBootstraped);
}
