public async void OnConnectBtnClicked(object sender, EventArgs e)
{
var host = viewModel.CurretSelectHost;
if (host == null)
{
await DisplayAlert(
Resx.TextResource.Common_AlertTitle,
Resx.TextResource.Hosts_PleaseAddHost,
Resx.TextResource.Common_OK);
return;
}
if (host.EnablePipeline && host.LoadBalance.Count > 0)
{
var hasInvalid = host.LoadBalance.Any(h =>
{
var n = viewModel.FindHostByName(h);
return(n == null || !n.EnablePipeline);
});
if (hasInvalid)
{
await DisplayAlert(
Resx.TextResource.Common_AlertTitle,
Resx.TextResource.Hosts_LoadBalanceNodeError,
Resx.TextResource.Common_OK);
return;
}
}
try
{
File.WriteAllText(App.Instance.ConfigPath, host.PrepareConfig(viewModel));
App.Instance.Start(viewModel.DataStore.Settings);
viewModel.IsConnectBtnEnabled = false;
viewModel.SetHostGoingToRun(host.HostName);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + "\n" + ex.StackTrace);
}
}
public string PrepareConfig(HostsViewModel hosts, bool isLoadBalancePrepare = false)
{
string config = ConfigTemplate;
string appVersion = VersionTracking.CurrentVersion;
string version_path = Path.Combine(
App.Instance.DataPathParent,
"version_" + appVersion);
string gfwlist_path = Path.Combine(App.Instance.DataPathParent, "gfw_list");
string cn_ips_path = Path.Combine(App.Instance.DataPathParent, "cn_ips_list");
string cert_path = Path.Combine(App.Instance.DataPathParent, "cacert");
if (!File.Exists(version_path))
{
File.WriteAllText(version_path, "TrojanPlus App Version: " + appVersion);
File.WriteAllText(gfwlist_path, Resx.TextResource.gfwlist);
File.WriteAllText(cn_ips_path, Resx.TextResource.cn_mainland_ips);
File.WriteAllText(cert_path, Resx.TextResource.cacert);
}
config = config.Replace("${run_type}", "client_tun");
config = config.Replace("${remote_addr}", HostAddress);
config = config.Replace("${remote_port}", HostPort.ToString());
config = config.Replace("${password}", Password);
config = config.Replace("${udp_timeout}", "10");
config = config.Replace("${udp_socket_buf}", "16384");
config = config.Replace("${udp_recv_buf}", "4096");
config = config.Replace("${log_level}", EnableDebugLog ? "0" : "5");
config = config.Replace("${ssl.verify}", SSLVerify.ToLowerString());
config = config.Replace("${ssl.verify_hostname}", SSLVerify.ToLowerString());
config = config.Replace("${ssl.ssl_shutdown_wait_time}", "3");
config = config.Replace("${ssl.sni}", HostAddress);
config = config.Replace("${ssl.cert}", cert_path);
config = config.Replace("${tcp.fast_open}", EnableTCPFastOpen ? "true" : "false");
config = config.Replace("${tcp.connect_time_out}", "5");
config = config.Replace("${experimental.pipeline_num}", EnablePipeline ? "5" : "0");
config = config.Replace("${experimental.pipeline_ack_window}", "100");
if (!isLoadBalancePrepare && LoadBalance.Count > 0)
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < LoadBalance.Count; i++)
{
var h = hosts.FindHostByName(LoadBalance[i]);
if (h != null && h.EnablePipeline)
{
string loadConfig = h.PrepareConfig(hosts, true);
string path = Path.Combine(App.Instance.DataPathParent, "balance_config" + i);
File.WriteAllText(path, loadConfig);
if (sb.Length > 0)
{
sb.Append(",");
}
sb.Append($"\"{path}\"");
}
}
config = config.Replace("${experimental.pipeline_loadbalance_configs}", sb.ToString());
}
else
{
config = config.Replace("${experimental.pipeline_loadbalance_configs}", string.Empty);
if (isLoadBalancePrepare)
{
config = config.Replace("${tun.tun_fd}", "-1");
}
}
config = config.Replace("${tun.net_ip}", TunNetIP);
config = config.Replace("${tun.mtu}", TunMtu.ToString());
config = config.Replace("${dns.udp_socket_buf}", "8192");
config = config.Replace("${dns.udp_recv_buf}", "1024");
config = config.Replace("${dns.up_dns_server}", UpStreamNS);
config = config.Replace("${dns.up_gfw_dns_server}", GFWUpStreamNS);
config = config.Replace("${dns.gfwlist}", gfwlist_path);
config = config.Replace("${route.cn_mainland_ips_file}", cn_ips_path);
config = config.Replace("${route.proxy_type}", ((int)Route).ToString());
string proxy_ips_path = Path.Combine(App.Instance.DataPathParent, "proxy_ips");
string white_ips_path = Path.Combine(App.Instance.DataPathParent, "white_ips");
File.WriteAllText(proxy_ips_path, string.Empty);
File.WriteAllText(white_ips_path, string.Empty);
config = config.Replace("${route.proxy_ips}", proxy_ips_path);
config = config.Replace("${route.white_ips}", white_ips_path);
return(config);
}