public Task <List <CheckingResult> > CheckIpRange(IPAddress from, IPAddress to, int port)
{
long start = IpConverter.IPAddressToLong(from);
long end = IpConverter.IPAddressToLong(to);
_port = port;
if (start > end)
{
throw new InvalidOperationException("Start > End");
}
_cancelTokenSource = new CancellationTokenSource();
_task = Task.Factory.StartNew(() =>
{
var parallelOptions = new ParallelOptions {
CancellationToken = _cancelTokenSource.Token
};
Parallel.For(start, end + 1, parallelOptions, CreateCheckingResult);
Parallel.ForEach(_result, parallelOptions, CheckAvailability);
Parallel.ForEach(_httpList, parallelOptions, CheckHttp);
return(_result);
}, _cancelTokenSource.Token);
return(_task);
}
public Task <List <CheckingResult> > CheckIpRange(IPAddress from, IPAddress to, int port)
{
long start = IpConverter.IPAddressToLong(from);
long end = IpConverter.IPAddressToLong(to);
_port = port;
if (start > end)
{
throw new InvalidOperationException("Start > End");
}
_cancelTokenSource = new CancellationTokenSource();
var cancelToken = _cancelTokenSource.Token;
_task = Task.Factory.StartNew(() =>
{
FillQueue(start, end);
var availabilityTask = Task.Factory.StartNew(() => CheckAvailability(cancelToken), cancelToken);
var httpTask = Task.Factory.StartNew(() => CheckHttp(cancelToken), cancelToken);
Task.WaitAll(availabilityTask, httpTask);
return(_result);
}, cancelToken);
return(_task);
}
public Task <List <CheckingResult> > CheckIpRange(IPAddress from, IPAddress to, int port)
{
long start = IpConverter.IPAddressToLong(from);
long end = IpConverter.IPAddressToLong(to);
_port = port;
if (start > end)
{
throw new InvalidOperationException("Start > End");
}
_cancelTokenSource = new CancellationTokenSource();
_task = Task.Factory.StartNew(() =>
{
FillQueue(start, end, _cancelTokenSource.Token);
ProcessAvailability(_cancelTokenSource.Token);
ProcessHttp(_cancelTokenSource.Token);
return(_availabilityQueue);
}, _cancelTokenSource.Token);
return(_task);
}
private void FillQueue(long start, long end)
{
for (long i = start; i <= end; i++)
{
_cancelTokenSource.Token.ThrowIfCancellationRequested();
var item = new CheckingResult {
Ip = IpConverter.LongToString(i)
};
_result.Add(item);
}
}
private void FillQueue(long start, long end, CancellationToken cancellationToken)
{
for (long i = start; i <= end; i++)
{
cancellationToken.ThrowIfCancellationRequested();
_availabilityQueue.Add(new CheckingResult
{
Ip = IpConverter.LongToString(i)
});
}
}
private void CreateCheckingResult(long ip)
{
_cancelTokenSource.Token.ThrowIfCancellationRequested();
var item = new CheckingResult {
Ip = IpConverter.LongToString(ip)
};
lock (_result)
{
_result.Add(item);
}
}