/// <summary>
/// Pings the host.
/// </summary>
/// <param name="nameOrAddress">The name or address to ping.</param>
/// <param name="elapsed">The time in Timer.Ticks it took to ping the node.</param>
/// <returns>true if node is pingable; Otherwise false. out value returns the Timer.Ticks taken to ping the host; Otherwise 10000000000000</returns>
/// <example>
/// This sample shows how to use the <see cref="PingHost"/> method.
/// <code>
/// class TestClass
/// {
/// static void Main()
/// {
/// Connection connection = new Connection();
///
/// long ellapsed = 0;
///
/// connection.PingHost(connection.GetHost(), ellapsed);
/// }
/// }
/// </code>
/// </example>
public bool PingHost(string nameOrAddress, out long elapsed)
{
var pinger = new Ping();
try
{
var sw = new Stopwatch();
sw.Start();
var reply = pinger.Send(nameOrAddress, RequestTimeout);
sw.Stop();
var pingable = reply?.Status == IPStatus.Success;
if (pingable)
{
var con = new Connection();
con.SetHost(nameOrAddress);
con.AutoHost = false;
var client = new NisClient(con);
client.BeginGetStatus(ar =>
{
if (ar?.Content?.Code != 6)
{
pingable = false;
}
});
}
elapsed = pingable ? sw.Elapsed.Ticks : 10000000000000;
return(pingable);
}
catch (PingException pe)
{
elapsed = 10000000000000;
return(false);
}
}
internal async void TestNodes()
{
while (true)
{
bot = new TelegramBot(accessToken: ConfigurationManager.AppSettings[name: "accessKey"]);
var nodes = NodeUtils.GetAllNodes();
foreach (var n in nodes)
{
Thread.Sleep(500);
try
{
var con = new Connection();
con.SetHost(n.IP);
con.AutoHost = false;
var client = new NodeClient(con);
var info = client.EndGetExtendedNodeInfo(client.BeginGetExtendedNodeInfo());
if (n.WentOffLine != null)
{
var nis = new NisClient(con);
if (nis.EndGetStatus(nis.BeginGetStatus()).Code != 6)
{
continue;
}
await Nofity(
node : n,
msg : "Node: " + n.Alias + "\n" + " With IP: " + n.IP +
"\nis back online.");
n.WentOffLine = null;
NodeUtils.UpdateNode(snode: n, chatId: n.OwnedByUser);
}
if (info.Node.endpoint.Host == n.IP)
{
ScanTests(n: n);
}
}
catch (Exception e)
{
if (e.Message.Contains("blocked"))
{
AccountUtils.DeleteAccountsByUser(n.OwnedByUser);
NodeUtils.DeleteUserNodes(n.OwnedByUser);
UserUtils.DeleteUser(n.OwnedByUser);
break;
}
if (n.WentOffLine == null)
{
try
{
await Nofity(node : n,
msg : "Node: " + n.Alias + "\n" + "With IP: " + n.IP +
" \nis offline or otherwise unreachable. It will be removed from your list of registered nodes in 48 hours if it is not reachable in that time.");
}
catch (Exception ex)
{
await Nofity(node : n,
msg : "Node: " + n.Alias + "\n" + "With IP: " + n.IP +
" \nis offline or otherwise unreachable. It will be removed from your list of registered nodes in 48 hours if it is not reachable in that time.");
}
n.WentOffLine = DateTime.Now;
NodeUtils.UpdateNode(snode: n, chatId: n.OwnedByUser);
}
else if (n.WentOffLine < DateTime.Now.AddDays(value: -2))
{
await Nofity(node : n,
msg : "Node: " + n.IP +
" has been offline or otherwise unreachable for 48 hours. It will be removed from your list of registered nodes.");
NodeUtils.DeleteNode(
chatId: (long)n.OwnedByUser,
nodes: new List <string> {
n.IP
});
AccountUtils.DeleteAccount(
chatId: (long)n.OwnedByUser,
accounts: new List <string> {
AccountUtils.GetAccount(add: n.DepositAddress, user: (long)n.OwnedByUser).EncodedAddress
}
);
}
}
}
}
}
