private void crashBtn_Click(object sender, EventArgs e)
{
if (serverListBox.SelectedItem == null || serverListBox.SelectedItem.ToString() == "")
{
MessageBox.Show("Must select a server from the list.");
return;
}
string serverID = serverListBox.SelectedItem.ToString();
IServerPM server = Program.GetServer(serverID);
if (server == null)
{
MessageBox.Show($"Server '{serverID}' is disconnected.");
Program.RemoveServerFromList(serverID);
return;
}
try
{
server.Crash();
}
catch (System.Net.Sockets.SocketException)
{
MessageBox.Show($"Server '{serverID}' has been crashed.");
Program.RemoveServerFromList(serverID);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
private static IServerPM ConnectToServer(string serverID, RemotingAddress serverRA)
{
if (!serverList.Exists(x => x.Item2 == serverRA))
{
if (serverList.Exists(x => x.Item1 == serverID))
{
throw new ApplicationException($"Server with ID '{serverID}' already exists.");
}
IServerPM server = (IServerPM)Activator.GetObject(typeof(IServerPM), serverRA.ToString());
if (server == null)
{
throw new ApplicationException("Could not locate Server: " + serverRA.ToString());
}
serverList.Add(new Tuple <string, RemotingAddress, IServerPM>(serverID, serverRA, server));
//Add server to replication servers list
remoteServerList.Add(new Tuple <string, RemotingAddress>(serverID, serverRA));
return(server);
}
else
{
throw new ApplicationException("Already connected to server: " + serverRA.ToString());
}
}
private void addRoomBtn_Click(object sender, EventArgs e)
{
if (serverListBox.SelectedItem == null || serverListBox.SelectedItem.ToString() == "")
{
MessageBox.Show("Must select a server from the list.");
return;
}
string serverID = serverListBox.SelectedItem.ToString();
if (nameTb.Text == "")
{
MessageBox.Show("Room name cannot be empty.");
return;
}
if (locationCb.Text == "")
{
MessageBox.Show("Room location cannot be empty.");
return;
}
if (capacityNUD.Value < 1)
{
MessageBox.Show("Room capacity must be bigger than 0.");
return;
}
string name = nameTb.Text;
string location = locationCb.Text;
uint capacity = Convert.ToUInt32(capacityNUD.Value);
IServerPM server = Program.GetServer(serverID);
if (server == null)
{
MessageBox.Show($"Server '{serverID}' is disconnected.");
Program.RemoveServerFromList(serverID);
return;
}
try
{
server.AddRoom(location, capacity, name);
}
catch (System.Net.Sockets.SocketException)
{
MessageBox.Show($"Server '{serverID}' is disconnected.");
Program.RemoveServerFromList(serverID);
return;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
MessageBox.Show($"Room '{name}' for {location} has been created.");
}
public static void CreateServer(string serverID, RemotingAddress serverRA,
uint maxFaults, uint minDelay, uint maxDelay)
{
if (serverList.Exists(x => x.Item1 == serverID))
{
throw new ApplicationException($"Server with ID '{serverID}' already exists.");
}
RemotingAddress pcsRA = new RemotingAddress(serverRA.address, PCSPort, PCSChannel);
IPCS pcs = GetPCS(pcsRA);
try
{
pcs.StartServer(serverID, serverRA, maxFaults, minDelay, maxDelay);
}
catch (System.Net.Sockets.SocketException)
{
MessageBox.Show($"Connection with PCS on remoting address '{pcsRA.ToString()}' was lost.\n" +
"If the PCS has been restarted you may try again.");
Program.RemovePCSFromList(pcsRA);
return;
}
IServerPM server = ConnectToServer(serverID, serverRA);
//Replication
//Inform new server of all existing servers
server.SendExistingServersList(remoteServerList);
//Inform all existing servers of new server
foreach (Tuple <string, RemotingAddress, IServerPM> serv in serverList)
{
serv.Item3.BroadcastNewServer(new Tuple <string, RemotingAddress>(serverID, serverRA));
}
// Fill location list
if (serverList.Count == 1)
{
mainForm.manageServersPage.FillLocationCb(server.GetLocationsPM());
}
mainForm.manageServersPage.AddServerToList(serverID);
}
public void ExecCommands()
{
foreach (var command in commands)
{
MessageBox.Show("PM Will Execute... " + command[0]);
if (command[0].Equals("crash", StringComparison.OrdinalIgnoreCase))
{
IServerPM server = Program.GetServer(command[1]);
try
{
server.Crash();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//return;
}
}
else if (command[0].Equals("freeze", StringComparison.OrdinalIgnoreCase))
{
IServerPM server = Program.GetServer(command[1]);
try
{
server.Freeze();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//return;
}
}
else if (command[0].Equals("unfreeze", StringComparison.OrdinalIgnoreCase))
{
IServerPM server = Program.GetServer(command[1]);
try
{
server.Unfreeze();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//return;
}
}
else if (command[0].Equals("wait", StringComparison.OrdinalIgnoreCase))
{
Utilities.Wait(Int32.Parse(command[1]));
}
else if (command[0].Equals("status", StringComparison.OrdinalIgnoreCase))
{
Program.PrintStatus();
}
else if (command[0].Equals("server", StringComparison.OrdinalIgnoreCase))
{
try
{
Program.CreateServer(command[1], RemotingAddress.FromString(command[2]),
Convert.ToUInt32(command[3]), Convert.ToUInt32(command[4]), Convert.ToUInt32(command[5]));
}
catch (Exception ex)
{
MessageBox.Show($"Error creating server: {ex.Message}",
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
//return;
}
}
else if (command[0].Equals("client", StringComparison.OrdinalIgnoreCase))
{
try
{
Program.CreateClient(command[1], RemotingAddress.FromString(command[2]),
RemotingAddress.FromString(command[3]), command[4]);
}
catch (Exception ex)
{
MessageBox.Show($"Error creating client: {ex.Message}",
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
//return;
}
}
else if (command[0].Equals("AddRoom", StringComparison.OrdinalIgnoreCase))
{
if (Program.serverList.Count == 0)
{
MessageBox.Show($"Cannot add room '{command[3]}' because there are no servers running.",
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
continue;//return;
}
try
{
Program.serverList[0].Item3.AddRoom(command[1], Convert.ToUInt32(command[2]), command[3]);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//return;
}
}
foreach (string s in command)
{
Utilities.WriteDebug(s + " ");
}
Console.Write("\r\n");
//MessageBox.Show("PM Executed: " + command[0]);
}
}
