public async Task <OperationResult <ShellProcess> > RunWithRetryAsync(ShellRunnerArgs args, int retryCount, CancellationToken cancellationToken = default)
{
var processResult = await RunAsync(args, cancellationToken);
if (processResult.IsSuccessful)
{
return(processResult);
}
for (var i = 1; i < retryCount; i++)
{
processResult = await RunAsync(args, cancellationToken);
if (processResult.IsSuccessful)
{
return(processResult);
}
}
return(processResult);
}
public async Task <OperationResult <ShellProcess> > RunAsync(ShellRunnerArgs args, CancellationToken cancellationToken = default)
{
if (args == null)
{
throw new ArgumentNullException(nameof(args));
}
var processStartInfo = new ProcessStartInfo(args.Command, string.Join(' ', args.Arguments))
{
WorkingDirectory = args.WorkingDirectory,
RedirectStandardOutput = true,
RedirectStandardError = true,
UseShellExecute = args.UseShellExecute
};
try
{
var process = Process.Start(processStartInfo);
if (process == null)
{
return(OperationResult <ShellProcess> .Failed($"Process not started. Args: {args}"));
}
await process.WaitForExitAsync(cancellationToken);
if (process.ExitCode != 0)
{
return(OperationResult <ShellProcess> .Failed($"Exit code = {process.ExitCode}\n" +
$"Output: {await process.StandardOutput.ReadToEndAsync()}\n" +
$"Error: {await process.StandardError.ReadToEndAsync()}"));
}
return(OperationResult <ShellProcess> .Success(new ShellProcess(process.StandardOutput, process.StandardError)));
}
catch (Exception e)
{
return(OperationResult <ShellProcess> .Failed($"Starting process gone wrong. Args: {args}. Exception: {e.Message}"));
}
}
