SafeDispatch/AppWatchDog/Program.cs
2024-02-22 18:43:59 +02:00

120 lines
4.3 KiB
C#

using SafeMobileLib;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.IO.Pipes;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace AppWatchDog
{
class Program
{
private static bool isRunning = false;
private static int smallNrOfWorkersCount = 0;
private static bool isOnlySimulating = false;
static void Main(string[] args)
{
if (args.Length > 0)
isOnlySimulating = true;
isRunning = true;
WatchDogWorker();
while (true)
{
Thread.Sleep(10);
}
}
private static void WatchDogWorker()
{
int count = 0;
// wait 10 seconds before starting to check for AppServer
while(count++ < 100)
Thread.Sleep(100);
count = 0;
while (isRunning)
{
Thread.Sleep(100);
if (count++ > 30 && isRunning)
{
using (NamedPipeClientStream pipeClient =
new NamedPipeClientStream(".", "appServerPipe", PipeDirection.In))
{
try
{
// Connect to the pipe or wait until the pipe is available.
Console.Write("Attempting to connect to pipe...");
pipeClient.Connect(1000);
Console.WriteLine("Connected to pipe.");
Console.WriteLine("There are currently {0} pipe server instances open.",
pipeClient.NumberOfServerInstances);
using (StreamReader sr = new StreamReader(pipeClient))
{
// Display the read text to the console
string temp;
while ((temp = sr.ReadLine()) != null)
{
Console.WriteLine("Received from server: {0}", temp);
String[] split = temp.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
int numberOfWorkersQueueCount = 0;
if (split.Length > 0)
Int32.TryParse(split[0], out numberOfWorkersQueueCount);
if (numberOfWorkersQueueCount < 200)
smallNrOfWorkersCount++;
if (smallNrOfWorkersCount >= 5)
{
Utils.WriteLine("WatchDog detected slow GPS queue polling : " + smallNrOfWorkersCount, ConsoleColor.Yellow);
Utils.WriteEventLog("AppWatchDog", "WatchDog detected slow GPS queue polling : " + smallNrOfWorkersCount, EventLogEntryType.Warning, 406);
RestartAppServer();
}
}
}
}
catch (Exception ex)
{
Utils.WriteLine( "WatchDog unable to connect to namedpipe", ConsoleColor.Yellow);
Utils.WriteEventLog("AppWatchDog", "WatchDog unable to connect to namedpipe", EventLogEntryType.Error, 405);
RestartAppServer();
}
}
count = 0;
}
}
}
private static void RestartAppServer()
{
String serviceLocation = System.Reflection.Assembly.GetExecutingAssembly().Location;
String serviceFolder = serviceLocation.Substring(0, serviceLocation.LastIndexOf('\\'));
if (!isOnlySimulating)
{
ProcessStartInfo startInfo = new ProcessStartInfo();
startInfo.FileName = serviceFolder + "\\" + "AppServer.exe";
startInfo.Arguments = "-c";
Process.Start(startInfo);
}
//Start();
}
}
}