private void CheckPreRequesites()
{
if (!NodeJSUtil.IsNodeJsInstalled())
{
MessageBox.Show("Node JS is not installed, please install it.\nExiting...", "Node JS Not Found");
Environment.Exit(1);
}
if (!NodeJSUtil.IsHttpServerInstalled())
{
var dr =
MessageBox.
Show("Node JS http-server is not installed, would you like to install it?",
"Install http-server?",
MessageBoxButtons.YesNo);
if (dr == DialogResult.Yes)
{
System.Threading.Tasks.Task.Run(() =>
this.InvokeIfRequired(() =>
MessageBox.Show("Installing Http-server... Please wait for the popup", "Installing")
));
if (NodeJSUtil.InstallHttpServer())
{
MessageBox.Show("Successfully installed!", "Success");
}
else
{
MessageBox.Show("Failed To Install... Please run \"npm install http-server\" in cmd (without the quotes)\nExiting...", "Failed");
Environment.Exit(1);
}
}
else
{
}
}
}
public void StartServer(PkgInfo info)
{
foreach (var proc in NodeJSUtil.GetNodeProcesses())
{
NodeJsProcessSet.Add(proc.Id);
}
Logger.WriteLine("::StartServer - Starting server in directory " + Path.GetDirectoryName(info.FilePath), Logger.Type.StandardOutput);
var cmdProcess = new Process();
var path = Path.GetDirectoryName(info.FilePath);
cmdProcess.StartInfo.FileName = "cmd.exe";
cmdProcess.StartInfo.Arguments = $"/C http-server \"{path}\" -p {GetNextBestPort()}";
cmdProcess.StartInfo.UseShellExecute = false;
cmdProcess.StartInfo.CreateNoWindow = true;
cmdProcess.StartInfo.RedirectStandardOutput = true;
cmdProcess.StartInfo.RedirectStandardError = true;
if (Directory.GetLogicalDrives().Contains(path))
{
cmdProcess.StartInfo.Arguments = cmdProcess.StartInfo.Arguments.Replace(@"\", @"\\");
}
cmdProcess.Start();
//Assumption will be that it should always be found
currentProcessPid = 0;
while (currentProcessPid == 0)
{
try {
currentProcessPid = NodeJSUtil.GetNodeProcesses()
.ToList()
.Find(proc => !NodeJsProcessSet.Contains(proc.Id))
.Id;
} catch (Exception) {
}
System.Threading.Thread.Sleep(100);
}
var temp = cmdProcess;
System.Threading.Tasks.Task.Run(() => {
while (temp.Handle == IntPtr.Zero)
{
System.Threading.Thread.Sleep(100);
}
var stdout = "";
while (stdout != null)
{
stdout = temp.StandardOutput.ReadLine();
if (stdout != null)
{
Logger.WriteLine(stdout, Logger.Type.StandardOutput);
}
}
});
System.Threading.Tasks.Task.Run(() => {
while (temp.Handle == IntPtr.Zero)
{
System.Threading.Thread.Sleep(100);
}
var stderr = "";
while (stderr != null)
{
stderr = temp.StandardError.ReadLine();
if (stderr != null)
{
if (stderr.Contains("EADDRINUSE"))
{
server.IsRunning = false;
break;
}
}
Logger.WriteLine(stderr, Logger.Type.StandardOutput);
}
});
IsRunning = true;
}
public void StartServer(PkgInfo info)
{
foreach (var proc in NodeJSUtil.GetNodeProcesses())
{
NodeJsProcessSet.Add(proc.Id);
}
Logger.WriteLine("::StartServer - Starting server in directory " + Path.GetDirectoryName(info.FilePath), Logger.Type.StandardOutput);
var cmdProcess = new Process();
var path = Path.GetDirectoryName(info.FilePath);
cmdProcess.StartInfo.FileName = "cmd.exe";
cmdProcess.StartInfo.Arguments = $"/C http-server \"{path}\" -p {GetNextBestPort()}";
cmdProcess.StartInfo.UseShellExecute = false;
cmdProcess.StartInfo.CreateNoWindow = true;
cmdProcess.StartInfo.RedirectStandardOutput = true;
cmdProcess.StartInfo.RedirectStandardError = true;
if (Directory.GetLogicalDrives().Contains(path))
{
cmdProcess.StartInfo.Arguments = cmdProcess.StartInfo.Arguments.Replace(@"\", @"\\");
}
cmdProcess.Start();
//Assumption will be that it should always be found
currentProcessPid = 0;
while (currentProcessPid == 0)
{
try {
var nodeProcesses = NodeJSUtil.GetNodeProcesses().ToList();
if (nodeProcesses.Count > 0)
{
currentProcessPid = nodeProcesses
.Find(proc => !NodeJsProcessSet.Contains(proc.Id))
.Id;
}
} catch (Exception e) {
}
System.Threading.Thread.Sleep(100);
}
var temp = cmdProcess;
while (temp.Handle == IntPtr.Zero)
{
System.Threading.Thread.Sleep(100);
}
Stopwatch stopwatchTimeoutTracker = new Stopwatch();
stopwatchTimeoutTracker.Start();
IsRunning = false;
//Couldn't think of a better solution
//Just gotta hope this works well
//Otherwise we'll be stuck here forever :(
var stdout = "";
while (stdout != null)
{
stdout = temp.StandardOutput.ReadLine();
if (stdout != null)
{
if (stdout.ToLower().Contains("starting up http-server, serving"))
{
IsRunning = true;
break;
}
Logger.WriteLine(stdout, Logger.Type.StandardOutput);
}
}
if (!IsRunning && temp.HasExited)
{
var strdErr = temp.StandardError.ReadToEnd();
if (strdErr.Contains("EADDRINUSE"))
{
throw new ServerInitializationException("Address already in use");
}
}
}
