public ServerListRequestHandler(ServerListProxy proxy)
{
_params = proxy.Parameters;
_hostHeader = $"{_params.Host}:{_params.Port}";
_serverListPath = $"/servers/list.{_params.Region.ToRegionString()}";
_servers = GetAndAdjustServers(proxy);
}
string GetAndAdjustServers(ServerListProxy proxy)
{
_log.Basic("Fetching official server list...");
HttpResponseMessage resp;
using (var client = new HttpClient())
{
client.Timeout = _params.Timeout;
var retriesSoFar = 0;
while (true)
{
var req = new HttpRequestMessage(HttpMethod.Get,
GetUri(_serverListPath));
req.Headers.Host = _hostHeader;
try
{
resp = client.SendAsync(req).Result.EnsureSuccessStatusCode();
}
catch (AggregateException)
{
if (retriesSoFar < _params.Retries)
{
_log.Error("Could not fetch official server list, retrying...");
retriesSoFar++;
continue;
}
throw;
}
break;
}
}
_log.Basic("Fetched official server list");
var doc = XDocument.Parse(resp.Content.ReadAsStringAsync().Result);
var servers = new List <ServerInfo>();
foreach (var elem in doc.Root.Elements("server"))
{
var ipElem = elem.Element("ip");
var id = int.Parse(elem.Element("id").Value);
var name = elem.Element("name").Value;
var cat = elem.Element("category").Value;
var ip = IPAddress.Parse(ipElem.Value);
var port = int.Parse(elem.Element("port").Value);
var newIP = _params.GameAddress;
ipElem.Value = newIP.ToString();
servers.Add(new ServerInfo(id, name, cat, ip, newIP, port));
_log.Info("Redirected {0}: {1}:{2} -> {3}:{2}",
name, ip, port, newIP);
}
proxy.Servers = servers;
_log.Basic("Redirected {0} servers", servers.Count);
return(doc.ToString());
}