public override async Task ExitAsync(ChromiumProcess p, TimeSpan timeout)
{
var waitForExitTask = WaitForExitAsync(p);
await waitForExitTask.WithTimeout(async() =>
{
await Killing.EnterFromAsync(p, this).ConfigureAwait(false);
await waitForExitTask.ConfigureAwait(false);
}, timeout).ConfigureAwait(false);
}
public override async Task ExitAsync(LauncherBase p, TimeSpan timeout)
{
var waitForExitTask = WaitForExitAsync(p);
await waitForExitTask.WithTimeout(
async() =>
{
await Killing.EnterFromAsync(p, this).ConfigureAwait(false);
await waitForExitTask.ConfigureAwait(false);
},
timeout,
CancellationToken.None).ConfigureAwait(false);
}
public override async Task ExitAsync(ChromiumProcess p, TimeSpan timeout)
{
var timeoutTask = Task.Delay(timeout);
var waitForExitTask = WaitForExitAsync(p);
var completedTask = await Task.WhenAny(waitForExitTask, timeoutTask).ConfigureAwait(false);
if (completedTask == timeoutTask)
{
await Killing.EnterFromAsync(p, this).ConfigureAwait(false);
await waitForExitTask.ConfigureAwait(false);
}
}
public override Task KillAsync(ChromiumProcess p) => Killing.EnterFromAsync(p, this);
private async Task StartCoreAsync(ChromiumProcess p)
{
var output = new StringBuilder();
void OnProcessDataReceivedWhileStarting(object sender, DataReceivedEventArgs e)
{
if (e.Data != null)
{
output.AppendLine(e.Data);
var match = Regex.Match(e.Data, "^DevTools listening on (ws:\\/\\/.*)");
if (match.Success)
{
p._startCompletionSource.TrySetResult(match.Groups[1].Value);
}
}
}
void OnProcessExitedWhileStarting(object sender, EventArgs e)
=> p._startCompletionSource.TrySetException(new ChromiumProcessException($"Failed to launch Chromium! {output}"));
void OnProcessExited(object sender, EventArgs e) => Exited.EnterFrom(p, p._currentState);
p.Process.ErrorDataReceived += OnProcessDataReceivedWhileStarting;
p.Process.Exited += OnProcessExitedWhileStarting;
p.Process.Exited += OnProcessExited;
CancellationTokenSource cts = null;
try
{
p.Process.Start();
await Started.EnterFromAsync(p, this).ConfigureAwait(false);
p.Process.BeginErrorReadLine();
var timeout = p._options.Timeout;
if (timeout > 0)
{
cts = new CancellationTokenSource(timeout);
cts.Token.Register(() => p._startCompletionSource.TrySetException(
new ChromiumProcessException($"Timed out after {timeout} ms while trying to connect to Chromium!")));
}
try
{
await p._startCompletionSource.Task.ConfigureAwait(false);
await Started.EnterFromAsync(p, this).ConfigureAwait(false);
}
catch
{
await Killing.EnterFromAsync(p, this).ConfigureAwait(false);
throw;
}
}
finally
{
cts?.Dispose();
p.Process.Exited -= OnProcessExitedWhileStarting;
p.Process.ErrorDataReceived -= OnProcessDataReceivedWhileStarting;
}
}
public override Task KillAsync(LauncherBase p) => Killing.EnterFromAsync(p, this);
public override Task KillAsync(FirefoxProcessManager p) => Killing.EnterFromAsync(p, this);