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Program.cs
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Program.cs
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using System;
using System.Diagnostics;
using System.Threading;
using Consul;
using SBTech.Consul.LeaderElection;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
namespace TestNode
{
class Program
{
static void Main(string[] args)
{
Trace.Listeners.Add(new TextWriterTraceListener(Console.Out));
var consulClient = new ConsulClient();
var config = ElectionMonitorConfig.Default(serviceName: "test_node", client: consulClient);
// var config = new ElectionMonitorConfig(
// // Parameters are described here https://github.com/PlayFab/consuldotnet
// client: consulClient,
// sessionOptions: new SessionEntry(),
// lockOptions: new KVPair("key"),
//
// //How often to try to acquire a lock
// tryAcquireLockInterval: TimeSpan.FromSeconds(1)
// );
var electionMonitor = new LeaderElectionMonitor(config);
electionMonitor.LeaderChanged += (s, e) =>
{
if (e.IsLeader)
Console.WriteLine($"[Master] at {DateTime.Now.ToString("hh:mm:ss")}");
else
Console.WriteLine($"[Slave] at {DateTime.Now.ToString("hh:mm:ss")}");
};
var joined = false;
while (!joined)
{
Console.WriteLine($"TestNode is trying to join cluster at {DateTime.Now.ToString("hh:mm:ss")}");
joined = electionMonitor.Start().Wait(timeout: TimeSpan.FromSeconds(30));
if (joined)
{
if (electionMonitor.IsLeader)
Console.WriteLine($"Joined cluster as [Master] at {DateTime.Now.ToString("hh:mm:ss")}");
else
Console.WriteLine($"Joined cluster as [Slave] at {DateTime.Now.ToString("hh:mm:ss")}");
}
else
{
Console.WriteLine($"TestNode failed to join cluster at {DateTime.Now.ToString("hh:mm:ss")}");
}
}
Console.ReadLine();
electionMonitor.Stop();
Console.WriteLine($"TestNode stopped at {DateTime.Now.ToString("hh:mm:ss")}");
}
}
}