protected override GameServerInfo<OutboundServerConnection> GetServerInfo(string serverName)
{
GameServerInfo<OutboundServerConnection> gsi = null;
string serverType = "";
string address = "";
int port = -1;
int curConnections = -1;
int maxConnections = -1;
// Grab all registered content servers.
if (DB.Instance.Server_GetRegistrations(serverName, out serverType, out address, out port, out curConnections, out maxConnections))
{
gsi = new GameServerInfo<OutboundServerConnection>();
gsi.Name = serverName;
gsi.IP = address;
gsi.Port = port;
gsi.CurUsers = curConnections;
gsi.MaxUsers = maxConnections;
if (gsi.CurUsers >= gsi.MaxUsers)
{
return null;
}
}
return gsi;
}
protected override GameServerInfo <OutboundServerConnection> GetTargetServerForClusterHandoff(string serverGroup)
{
GameServerInfo <OutboundServerConnection> gsi = null;
List <string> addresses;
List <string> ids;
List <int> ports;
List <int> curConnections;
List <int> maxConnections;
// Grab all registered content servers.
if (DB.Instance.Server_GetRegistrations("", "chat", out addresses, out ids, out ports, out curConnections, out maxConnections))
{
// find the lowest population server
int low = 0;
float lowRatio = 1f;
for (int i = 0; i < ids.Count; i++)
{
float ratio = (float)curConnections[i] / (float)maxConnections[i];
if (ratio < lowRatio)
{
lowRatio = ratio;
low = i;
}
}
if (lowRatio >= 1)
{
// All servers are at capacity.
return(null);
}
// Create a temp object with latest info from DB
gsi = new GameServerInfo <OutboundServerConnection>();
gsi.UserID = ids[low];
gsi.Name = ids[low];
gsi.IP = addresses[low];
gsi.Port = ports[low];
gsi.CurUsers = curConnections[low];
gsi.MaxUsers = maxConnections[low];
}
return(gsi);
}
/// <summary>
/// Queries the hive to see which lobby (central) server we can bounce the player to.
/// Returns false if all lobby servers claim to be at capacity. At that point, just D/C the player.
/// </summary>
/// <param name="address"></param>
/// <param name="port"></param>
/// <returns></returns>
public static bool GetCentralHandoffAddress(ref string address, ref int port, ref string targetId)
{
GameServerInfo <OutboundServerConnection> gsi = null;
// Grab the game server with the least number of players
List <string> addresses;
List <string> ids;
List <int> ports;
List <int> curConnections;
List <int> maxConnections;
int low = -1;
if (!DB.Instance.Server_GetRegistrations("lobby", out addresses, out ids, out ports, out curConnections, out maxConnections))
{
// no lobby servers available
return(false);
}
else
{
low = 0;
float lowRatio = 1f;
for (int i = 0; i < ids.Count; i++)
{
float ratio = (float)curConnections[i] / (float)maxConnections[i];
if (ratio < lowRatio)
{
lowRatio = ratio;
low = i;
}
}
if (lowRatio >= 1)
{
// All servers are at capacity
return(false);
}
}
address = addresses[low];
port = ports[low];
targetId = ids[low];
return(true);
}
private void OnCreateNewGame(INetworkConnection con, Packet gmsg)
{
PacketGenericMessage genMsg = gmsg as PacketGenericMessage;
PacketMatchNotification note = (PacketMatchNotification)CreatePacket((int)LobbyPacketType.MatchNotification, 0, false, false);
note.Kind = MatchNotificationType.MatchCreated;
note.NeedsReply = false;
if (!ValidateHasCurrentCharacter())
{
genMsg.ReplyPacket = note;
note.ReplyMessage = "You must select a character before you can create a new game.";
note.ReplyCode = ReplyType.Failure;
return;
}
//
// <h2 style="text-align: center"><span style="color: #993300;"><a href="http://www.survivalnotes.org/content/category/fire"><span style="color: #993300;">Latest Entries</span></a> <a href="http://www.survivalnotes.org/content/category/fire?r_sortby=highest_rated&r_orderby=desc"><span style="color: #993300;">Highest Rated Entries</span></a></span></h2>
// <h2 style="text-align: center"><span style="color: #993300;"><a href="http://www.survivalnotes.org/content/category/fire"><span style="color: #993300;">Latest Entries</span></a> <a href="http://www.survivalnotes.org/content/category/fire?r_sortby=highest_rated&r_orderby=desc"><span style="color: #993300;">Highest Rated Entries</span></a></span></h2>
//
Log1.Logger(MyServer.ServerUserID).Info(string.Format("Player {0} requesting create new game '{1}' ...", ServerUser.AccountName, genMsg.Parms.GetStringProperty((int)PropertyID.Name)));
string msg = "";
GameServerInfo <OutboundServerConnection> gsi = RequestCreateNewGameServer(out msg);
genMsg.ReplyPacket = note;
note.ReplyMessage = msg;
if (gsi == null)
{
// Failed. Either no servers online, or they are full.
note.ReplyCode = ReplyType.Failure;
return;
}
else
{
// Contact that server and request a game be created.
note.ReplyCode = ReplyType.OK;
ServerUser.TransferToServerUnassisted(gsi.IP, gsi.Port, Guid.Empty, gsi.Name, gsi.UserID);
}
}
/// <summary>
/// Phase 2: Player requests to play on a specified game server. This method forwards that request to the game server.
/// </summary>
private void OnClusterHandoffRequest(INetworkConnection con, Packet msg)
{
PacketRequestHandoffToServerCluster packetRequestHandoffToServer = msg as PacketRequestHandoffToServerCluster;
if (!ServerUser.IsAuthenticated)
{
KillConnection(" [" + ServerUser.AccountName + "] requested server hand off to [" + packetRequestHandoffToServer.TargetServerName + "] without being authenticated.");
}
GameServerInfo <OutboundServerConnection> gsi = GetServerInfo(packetRequestHandoffToServer.TargetServerName);
if (gsi == null) // cluster offline or at capacity?
{
PacketGameServerTransferResult p = (PacketGameServerTransferResult)CreatePacket((int)PacketType.PacketGameServerAccessGranted, 0, true, true);
p.ReplyMessage = "Game service not currently available.";
p.ReplyCode = ReplyType.Failure;
// send an updated listing of online servers
string servers = "";
foreach (GameServerInfoGroup gr in MyServer.OutboundServerGroups.Groups.Values)
{
string serverInfo = gr.ID + "," + gr.HasLiveOutboundServerConnections;
servers += "|" + serverInfo;
}
servers = servers.Trim('|');
p.Parms.SetProperty((int)PropertyID.ServerListing, servers);
msg.ReplyPacket = p;
return;
}
Log1.Logger("LoginServer.Inbound.Login").Info("Player " + ServerUser.AccountName + " is requesting handoff to game server " + gsi.Name);
// request auth ticket from game server
Log1.Logger("LoginServer.Inbound.Login").Debug("Requesting authenticated client *" + ServerUser.AccountName + "* (" + RemoteIP + ") to be handed off to server group " + packetRequestHandoffToServer.TargetServerName + ".");
ServerUser.TransferToServerUnassisted(gsi.IP, gsi.Port, Guid.Empty, gsi.UserID, gsi.Name);
//gsi.Connection.RequestPlayerHandoff(ServerUser.ID, ServerUser.AccountName, packetRequestHandoffToServer.TargetResource, ServerUser.Profile, null, "");
}
protected override PacketLoginResult CreateLoginResultPacket()
{
PacketLoginResult lr = (PacketLoginResult)CreatePacket((int)PacketType.LoginResult, 0, true, true);
lr.ReplyCode = ReplyType.OK;
GameServerInfo <OutboundServerConnection> cons = GetTargetServerForClusterHandoff("");
bool haveAnyOnline = cons != null;
if (cons != null)
{
lr.ReplyMessage = cons.Name + "," + "TRUE|";
}
if (!haveAnyOnline)
{
lr.ReplyMessage = "No servers available for service. Try again later.";
lr.IsCritical = true;
lr.ReplyCode = ReplyType.Failure;
}
Log1.Logger("LoginServer.Inbound.Login").Debug("Sending client " + ServerUser.AccountName + " game server info: " + lr.ReplyMessage);
if (m_IsNewAcct)
{
ServerUser.Profile.Alias = m_Alias;
ServerUser.Profile.Save(MyServer.RequireAuthentication);
if (lr.ReplyCode != ReplyType.OK)
{
lr.ReplyMessage += "\r\n(Account was created, however)";
}
}
lr.Parms.SetProperty("Alias", ServerUser.Profile.Alias);
lr.Parms.SetProperty("ProfilePic", ServerUser.Profile.AddedProperties.GetByteArrayProperty("ProfilePic"));
return(lr);
}
public override void StartServer()
{
base.StartServer();
// FORMAT: serverNAME|state|desc
string[] services = WispServices.GetInstalledServices();
GameServerInfoGroup gr = new GameServerInfoGroup();
OutboundServerUpdateInterval = 10;
gr.ID = "Default";
OutboundServerGroups.Groups.Clear();
OutboundServerGroups.Groups.Add(gr.ID, gr);
for (int i = 0; i < services.Length; i++)
{
string[] parts = services[i].Split(char.Parse("|"));
if (parts.Length < 3)
{
continue;
}
string name = parts[0];
if (name.ToLower() == "zeus")
{
continue; // don't connect to self
}
string state = parts[1];
string desc = parts[2];
object val = Registry.GetValue(@"HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\" + name, "ImagePath", "");
if (val == null)
{
Log1.Logger("Server").Error("Wisp registry claims that service [" + name + "] is installed, but the Windows registry does not agree.");
continue;
}
string exePath = val.ToString();
string directory = Path.GetDirectoryName(exePath);
if (!Directory.Exists(directory))
{
Log1.Logger("Server").Error("Windows registry claims that Wisp service [" + name + "] is installed at [" + directory + "] but that directory was not found.");
continue;
}
string targetConfig = exePath + ".config";
if (!File.Exists(targetConfig))
{
Log1.Logger("Server").Error("Unable to locate config file [" + targetConfig + "] for service [" + name + "] and so the connection port can't be determnined.");
continue;
}
int port = 0;
try
{
string configContents = File.ReadAllText(targetConfig);
int loc = configContents.IndexOf("ListenOnPort");
if (loc < 0)
{
Log1.Logger("Server").Error("Failed to find 'ListenOnPort' directive in config file [" + targetConfig + "] for service [" + name + "]. Unable to determine port for that service.");
continue;
}
int valLoc = configContents.IndexOf("\"", loc+13);
int valEndLoc = configContents.IndexOf("\"", valLoc+1);
string sport = configContents.Substring(valLoc+1, valEndLoc-valLoc-1);
if (!int.TryParse(sport, out port) || port <= 0)
{
Log1.Logger("Server").Error("'ListenOnPort' directive in config file [" + targetConfig + "] for service [" + name + "] was in the wrong format - [" + sport +"]. Unable to determine port for that service.");
continue;
}
}
catch (Exception e)
{
Log1.Logger("Server").Error("Failed to read config file [" + targetConfig + "] for service [" + name + "]. Unable to determine port for that service.", e);
continue;
}
GameServerInfo<OutboundServerConnection> gsi = new GameServerInfo<OutboundServerConnection>();
gsi.HostName = "localhost";
gsi.Name = name;
string ip = "localhost";
try
{
gsi.ServiceID = 7;
IPHostEntry iphe = Dns.GetHostEntry("localhost"); // this call will delay the server from starting if it doesn't resolve fast enough.
bool gotOne = false;
foreach (IPAddress addy in iphe.AddressList)
{
if (addy.AddressFamily == AddressFamily.InterNetwork)
{
gotOne = true;
ip = addy.ToString();
break;
}
}
if (!gotOne)
{
Log1.Logger("Server.Network").Error("Could not resolve IP address for server " + gsi.Name + " (" + ip + ")");
continue;
}
}
catch (Exception e)
{
Log1.Logger("Server.Network").Error("Error setting up outbound server connection. " + gsi.Name + " / " + gsi.HostName + " : " + e.Message, e);
// try the next address in the config
continue;
}
if (ip.Trim().Length < 1)
{
// try the next address in the config
continue;
}
gsi.IP = ip;
gsi.Port = port;
gsi.IsOnline = false;
gsi.LastUpdate = DateTime.UtcNow;
if (gr.OutboundServers.Exists( con => con.UniqueID == gsi.UniqueID))
{
continue;
}
gr.OutboundServers.Add(gsi);
}
StartOutboundServerUpdate();
}
protected override GameServerInfo<OutboundServerConnection> GetTargetServerForClusterHandoff(string serverGroup)
{
GameServerInfo<OutboundServerConnection> gsi = null;
List<string> addresses;
List<string> ids;
List<int> ports;
List<int> curConnections;
List<int> maxConnections;
// Grab all registered content servers.
if (DB.Instance.Server_GetRegistrations("", "lobby", out addresses, out ids, out ports, out curConnections, out maxConnections))
{
// find the lowest population server
int low = 0;
float lowRatio = 1f;
for (int i = 0; i < ids.Count; i++)
{
float ratio = (float)curConnections[i] / (float)maxConnections[i];
if (ratio < lowRatio)
{
lowRatio = ratio;
low = i;
}
}
if (lowRatio >= 1)
{
// All servers are at capacity.
return null;
}
// Create a temp object with latest info from DB
gsi = new GameServerInfo<OutboundServerConnection>();
gsi.Name = ids[low];
gsi.IP = addresses[low];
gsi.Port = ports[low];
gsi.CurUsers = curConnections[low];
gsi.MaxUsers = maxConnections[low];
}
return gsi;
}
/// <summary>
/// Loads the outgoing server connections from the App.Config file.
/// </summary>
private void LoadOutgoingConnections()
{
ConnectionConfigSection section = null;
try
{
section = (ConnectionConfigSection)ConfigurationManager.GetSection("OutgoingConnections");
}
catch (Exception e)
{
Log1.Logger("Server").Fatal("Error loading config file section 'OutgoingConnections'. " + e.Message);
return;
}
if (ConfigHelper.GetStringConfig("DatabaseConnectivity", "TRUE").ToLower() != "false")
{
DB.Instance.AddServerGroupSessionConnection("Default", ConfigurationManager.ConnectionStrings["SessionDataConnectionString"].ConnectionString);
}
OutboundServerUpdateInterval = section == null? int.MaxValue : section.UpdateIntervalSecs;
GameServerInfoGroup group = null;
if(section != null)
{
foreach (GroupElement g in section.Groups)
{
group = new GameServerInfoGroup();
group.SharedHiveKey = g.SharedHiveKey;
group.ID = g.ID;
// DB session, if exists
if (g.SessionDataConnectionString.Length > 0)
{
DB.Instance.AddServerGroupSessionConnection(group.ID, g.SessionDataConnectionString);
}
else
{
DB.Instance.AddServerGroupSessionConnection(group.ID, ConfigurationManager.ConnectionStrings["SessionDataConnectionString"].ConnectionString);
}
string cm = g.ConnectMode.ToLower();
switch (cm)
{
case "roundrobin":
group.ConnectMode = OutgoingServerConnectMethod.RoundRobin;
break;
case "random":
group.ConnectMode = OutgoingServerConnectMethod.Random;
break;
default:
group.ConnectMode = OutgoingServerConnectMethod.All;
break;
}
foreach (ConnectionElement con in g.ConnectionItems)
{
try
{
GameServerInfo<OutboundServerConnection> gsi = new GameServerInfo<OutboundServerConnection>();
gsi.HostName = con.Address;
gsi.Name = con.ConnectionName;
gsi.ServiceID = con.ServiceID;
if (con.SharedHiveKey.Length < 1)
{
gsi.SharedHiveKey = g.SharedHiveKey;
}
else
{
gsi.SharedHiveKey = con.SharedHiveKey;
}
string ip = con.Address;
try
{
IPHostEntry iphe = Dns.GetHostEntry(ip); // this call will delay the server from starting if it doesn't resolve fast enough.
bool gotOne = false;
foreach (IPAddress addy in iphe.AddressList)
{
if (addy.AddressFamily == AddressFamily.InterNetwork)
{
gotOne = true;
ip = addy.ToString();
break;
}
}
if (!gotOne)
{
Log1.Logger("Server.Network").Error("Could not resolve IP address for server " + gsi.Name + " (" + ip + ")");
continue;
}
}
catch (Exception e)
{
Log1.Logger("Server.Network").Error("Error setting up outbound server connection. " + gsi.Name + " / " + gsi.HostName + " : " + e.Message, e);
// try the next address in the config
continue;
}
if (ip.Trim().Length < 1)
{
// try the next address in the config
continue;
}
gsi.IP = ip;
gsi.Port = con.Port;
gsi.IsOnline = false;
gsi.LastUpdate = DateTime.UtcNow;
if (group.OutboundServers.Exists(xcon => xcon.UniqueID == gsi.UniqueID))
{
Log1.Logger("Server").Error("Not adding outbound server [" + gsi.Name + "] as it's destination endpoing [" + gsi.UniqueID + "] matches an existing connection.");
continue;
}
gsi.ServerGroup = group.ID;
group.OutboundServers.Add(gsi);
}
finally
{
}
}
}
if (group != null)
{
if (group.ConnectMode == OutgoingServerConnectMethod.Random || group.ConnectMode == OutgoingServerConnectMethod.RoundRobin)
{
// these two connect methods always start with a random index in the list. this helps a little in balancing the load across many instances of servers, in lieu of a proper load balancer.
group.CurConnectionIndex = m_Random.Next(0, group.OutboundServers.Count);
}
OutboundServerGroups.Groups.Remove(group.ID);
OutboundServerGroups.Groups.Add(group.ID, group);
}
}
}
protected override bool HaveServersForService()
{
GameServerInfo <OutboundServerConnection> cons = GetTargetServerForClusterHandoff("");
return(cons != null);
}
/// <summary>
/// Once the login server has authenticated us, it will send us a list of server clusters that it knows about.
/// After the player has chosen a server cluster to play on (or perhaps the client auto-chooses one), this method
/// can be called to petition the login server for handoff to that cluster. The login server, in turn, will
/// petition the target cluster for the handoff. Once the login server receives the result of the request, it
/// forwards it on to the player. If the petition is successful, the client will then possess an auth ticket which
/// can be used to connect to the target sub-server in the requested cluster.
/// </summary>
/// <param name="whichCluster">the cluster to request</param>
/// <param name="targetResource">a specific resource we're interested in on the target cluster, if any. helps route us to the correct sub-server that handles that resource</param>
/// <returns>true, if the petition was dispatched, false if the target cluster is offline</returns>
public bool PetitionLoginServerForClusterHandoff(GameServerInfo gsi, Guid targetResource)
{
if (gsi.IsOnline)
{
m_LoginCon.RequestHandoffToServer(gsi, targetResource);
return true;
}
return false;
}
public override void StartServer()
{
base.StartServer();
// FORMAT: serverNAME|state|desc
string[] services = WispServices.GetInstalledServices();
for (int i = 0; i < services.Length; i++)
{
string[] parts = services[i].Split(char.Parse("|"));
if (parts.Length < 3)
{
continue;
}
string name = parts[0];
string state = parts[1];
string desc = parts[2];
object val = Registry.GetValue(@"HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\" + name, "ImagePath", "");
if (val == null)
{
Log1.Logger("Server").Error("Wisp registry claims that service [" + name + "] is installed, but the Windows registry does not agree.");
continue;
}
string exePath = val.ToString();
string directory = Path.GetDirectoryName(exePath);
if (!Directory.Exists(directory))
{
Log1.Logger("Server").Error("Windows registry claims that Wisp service [" + name + "] is installed at [" + directory + "] but that directory was not found.");
continue;
}
string targetConfig = exePath + ".config";
if (!File.Exists(targetConfig))
{
Log1.Logger("Server").Error("Unable to locate config file [" + targetConfig + "] for service [" + name + "] and so the connection port can't be determnined.");
continue;
}
int port = 0;
try
{
string configContents = File.ReadAllText(targetConfig);
int loc = configContents.IndexOf("ListenOnPort");
if (loc < 0)
{
Log1.Logger("Server").Error("Failed to find 'ListenOnPort' directive in config file [" + targetConfig + "] for service [" + name + "]. Unable to determine port for that service.");
continue;
}
int valLoc = configContents.IndexOf("\"", loc + 13);
int valEndLoc = configContents.IndexOf("\"", valLoc + 1);
string sport = configContents.Substring(valLoc + 1, valEndLoc - valLoc - 1);
if (!int.TryParse(sport, out port) || port <= 0)
{
Log1.Logger("Server").Error("'ListenOnPort' directive in config file [" + targetConfig + "] for service [" + name + "] was in the wrong format - [" + sport + "]. Unable to determine port for that service.");
continue;
}
}
catch (Exception e)
{
Log1.Logger("Server").Error("Failed to read config file [" + targetConfig + "] for service [" + name + "]. Unable to determine port for that service.", e);
continue;
}
GameServerInfo <OutboundServerConnection> gsi = new GameServerInfo <OutboundServerConnection>();
gsi.HostName = "localhost";
gsi.Name = name;
string ip = "localhost";
try
{
gsi.ServiceID = 7; // 7eus
IPHostEntry iphe = Dns.GetHostEntry("localhost"); // this call will delay the server from starting if it doesn't resolve fast enough.
bool gotOne = false;
foreach (IPAddress addy in iphe.AddressList)
{
if (addy.AddressFamily == AddressFamily.InterNetwork)
{
gotOne = true;
ip = addy.ToString();
break;
}
}
if (!gotOne)
{
Log1.Logger("Server.Network").Error("Could not resolve IP address for server " + gsi.Name + " (" + ip + ")");
continue;
}
}
catch (Exception e)
{
Log1.Logger("Server.Network").Error("Error setting up outbound server connection. " + gsi.Name + " / " + gsi.HostName + " : " + e.Message, e);
// try the next address in the config
continue;
}
if (ip.Trim().Length < 1)
{
// try the next address in the config
continue;
}
gsi.IP = ip;
gsi.Port = port;
gsi.IsOnline = false;
gsi.LastUpdate = DateTime.UtcNow;
if (OutboundServers.ContainsKey(gsi.UniqueID))
{
continue;
}
OutboundServers.Add(gsi.UniqueID, gsi);
}
StartOutboundServerUpdate();
}
