private async void StartScan()
{
DisplayStatusMessage = false;
IsScanRunning = true;
PreparingScan = true;
// Measure the time
StartTime = DateTime.Now;
stopwatch.Start();
dispatcherTimer.Tick += DispatcherTimer_Tick;
dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 100);
dispatcherTimer.Start();
EndTime = null;
IPScanResult.Clear();
HostsFound = 0;
cancellationTokenSource = new CancellationTokenSource();
IPAddress[] ipAddresses;
try
{
// Create a list of all ip addresses
ipAddresses = await IPScanRangeHelper.ConvertIPRangeToIPAddressesAsync(IPRange, cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
IpScanner_UserHasCanceled(this, EventArgs.Empty);
return;
}
IPAddressesToScan = ipAddresses.Length;
IPAddressesScanned = 0;
PreparingScan = false;
// Add the range to the history
AddIPRangeToHistory(IPRange);
IPScannerOptions ipScannerOptions = new IPScannerOptions
{
Threads = SettingsManager.Current.IPScanner_Threads,
Timeout = SettingsManager.Current.IPScanner_Timeout,
Buffer = new byte[SettingsManager.Current.IPScanner_Buffer],
Attempts = SettingsManager.Current.IPScanner_Attempts,
ResolveHostname = SettingsManager.Current.IPScanner_ResolveHostname,
ResolveMACAddress = SettingsManager.Current.IPScanner_ResolveMACAddress,
ShowScanResultForAllIPAddresses = SettingsManager.Current.IPScanner_ShowScanResultForAllIPAddresses
};
IPScanner ipScanner = new IPScanner();
ipScanner.HostFound += IpScanner_HostFound;
ipScanner.ScanComplete += IpScanner_ScanComplete;
ipScanner.ProgressChanged += IpScanner_ProgressChanged;
ipScanner.UserHasCanceled += IpScanner_UserHasCanceled;
ipScanner.ScanAsync(ipAddresses, ipScannerOptions, cancellationTokenSource.Token);
}
private void IpScanner_HostFound(object sender, IPScannerHostFoundArgs e)
{
IPScannerHostInfo ipScannerHostInfo = IPScannerHostInfo.Parse(e);
Application.Current.Dispatcher.BeginInvoke(new Action(delegate()
{
IPScanResult.Add(ipScannerHostInfo);
}));
HostsFound++;
}
private void Scanner_IPScanned(IPScanResult result)
{
try
{
this.Invoke((MethodInvoker) delegate
{
Bitmap StatusIcon = (result.IsOnline) ? Properties.Resources.Online_Icon : Properties.Resources.Offline_Icon;
resultGridView.Rows.Add(
StatusIcon,
result.Address.ToString(),
result.IsOnline,
result.Status.ToString()
);
});
}
catch { }
}
private void IPScanProcess(object oipList)
{
try
{
DateTime begin = DateTime.Now;
var scanList = new List<IPScanResult>();
var exceptionIPList = new List<IPScanResult>();
if (oipList != null && oipList is List<IPScan>)
{
List<IPScan> ipList = oipList as List<IPScan>;
int ipCount = ipList.Count;
//int validCount = 0;
for (int i = 0; i < ipCount; i++)
{
DateTime dt1 = DateTime.Now;
ipList[i].StartIPScan();
IPScanResult r = new IPScanResult
{
IP = ipList[i].IP,
TTLResult = ipList[i].PingResult,
TCPResult = ipList[i].TCPPingResult,
TCPTime = ipList[i].TCPPingTimes,
TCPFaZhi = ipList[i].TCPFaZhiSet
};
scanList.Add(r);
HaveScanedIPTotal++;
if (OnIPScanProgress != null)
{
string scanResult = IPScan.RESULT_FAIL;
if ((ipList[i].TCPPingResult == IPScan.RESULT_SUCCESS || ipList[i].TCPPingResult == IPScan.RESULT_TIMEOUT)
&& ipList[i].PingResult == IPScan.RESULT_SUCCESS)
{
scanResult = IPScan.RESULT_SUCCESS;
//validCount++;
}
//{0}-扫描结果: TCP Ping({1}ms) - {2}；ICMP Ping - {3}。\r\n
// "{0}-扫描IP: {1}, 第{2}个/共{3}个。 {4} 扫描结果: {5}。其中TCP Ping({6}ms) - {7}；TTL Ping - {8}。\r\n";
string s = String.Format(MESSAGE_OUTPUT, dt1.ToString("yyyy-MM-dd HH:mm:ss"), ipList[i].IP,i + 1, ipCount,
DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),scanResult,
ipList[i].TCPPingTimes, ipList[i].TCPPingResult, ipList[i].PingResult);
OnIPScanProgress(i + 1, ipCount, s);
}
}
}
// 計算TCP 響應時間的平均值
int tcpResponseTimeAvg = 0;
int tcpResponseTimeTotal = 0;
int tcpNormalCount = 0;
foreach (var item in scanList)
{
if (item.TCPResult == IPScan.RESULT_SUCCESS && item.TCPTime > 0)
{
tcpResponseTimeTotal += item.TCPTime;
tcpNormalCount++;
}
}
if (tcpResponseTimeTotal > 0 && tcpNormalCount > 0)
{
tcpResponseTimeAvg = Convert.ToInt32(tcpResponseTimeTotal / tcpNormalCount);
}
// 判断TCP响应时间是否超过阀值,如果超过设为异常
if (tcpResponseTimeAvg > 0)
{
foreach (var item in scanList)
{
if (item.TCPResult == IPScan.RESULT_SUCCESS && item.TCPTime > 0)
{
if (AbsolutValue(item.TCPTime, tcpResponseTimeAvg) > item.TCPFaZhi)
{
item.TCPResult = IPScan.RESULT_FAIL;
}
}
}
}
foreach (var item in scanList)
{
if (item.TCPResult == IPScan.RESULT_FAIL || item.TTLResult == IPScan.RESULT_FAIL)
{
exceptionIPList.Add(item);
}
}
string uploadResponse = CIDRSettingBiz.UploadIPScanResults(exceptionIPList);
// 记录最后的IP地址,万一关机或意外，下次扫描从该IP继续，不要从头再开始
try
{
DataManager.Save(Constants.SEPARATE_NextScanStartIP, scanList[scanList.Count - 1].IP);
}
catch
{ }
if (!String.IsNullOrEmpty(uploadResponse))
{
OnIPScanProgress(scanList.Count, scanList.Count, uploadResponse + "\r\n");
}
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message);
}
}
private async void StartScan()
{
DisplayStatusMessage = false;
IsScanRunning = true;
PreparingScan = true;
// Measure the time
StartTime = DateTime.Now;
stopwatch.Start();
dispatcherTimer.Tick += DispatcherTimer_Tick;
dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 100);
dispatcherTimer.Start();
EndTime = null;
IPScanResult.Clear();
HostsFound = 0;
// Change the tab title (not nice, but it works)
Window window = Application.Current.Windows.OfType <Window>().FirstOrDefault(x => x.IsActive);
if (window != null)
{
foreach (TabablzControl tabablzControl in VisualTreeHelper.FindVisualChildren <TabablzControl>(window))
{
tabablzControl.Items.OfType <DragablzTabItem>().First(x => x.ID == _tabId).Header = IPRange;
}
}
cancellationTokenSource = new CancellationTokenSource();
IPAddress[] ipAddresses;
try
{
// Create a list of all ip addresses
ipAddresses = await IPScanRangeHelper.ConvertIPRangeToIPAddressesAsync(IPRange, cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
IpScanner_UserHasCanceled(this, EventArgs.Empty);
return;
}
IPAddressesToScan = ipAddresses.Length;
IPAddressesScanned = 0;
PreparingScan = false;
// Add the range to the history
AddIPRangeToHistory(IPRange);
IPScannerOptions ipScannerOptions = new IPScannerOptions
{
Threads = SettingsManager.Current.IPScanner_Threads,
Timeout = SettingsManager.Current.IPScanner_Timeout,
Buffer = new byte[SettingsManager.Current.IPScanner_Buffer],
Attempts = SettingsManager.Current.IPScanner_Attempts,
ResolveHostname = SettingsManager.Current.IPScanner_ResolveHostname,
ResolveMACAddress = SettingsManager.Current.IPScanner_ResolveMACAddress,
ShowScanResultForAllIPAddresses = SettingsManager.Current.IPScanner_ShowScanResultForAllIPAddresses
};
IPScanner ipScanner = new IPScanner();
ipScanner.HostFound += IpScanner_HostFound;
ipScanner.ScanComplete += IpScanner_ScanComplete;
ipScanner.ProgressChanged += IpScanner_ProgressChanged;
ipScanner.UserHasCanceled += IpScanner_UserHasCanceled;
ipScanner.ScanAsync(ipAddresses, ipScannerOptions, cancellationTokenSource.Token);
}
private async void StartScan()
{
DisplayStatusMessage = false;
IsScanRunning = true;
PreparingScan = true;
// Measure the time
StartTime = DateTime.Now;
stopwatch.Start();
dispatcherTimer.Tick += DispatcherTimer_Tick;
dispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 100);
dispatcherTimer.Start();
EndTime = null;
IPScanResult.Clear();
HostsFound = 0;
// Change the tab title (not nice, but it works)
Window window = Application.Current.Windows.OfType <Window>().FirstOrDefault(x => x.IsActive);
if (window != null)
{
foreach (TabablzControl tabablzControl in VisualTreeHelper.FindVisualChildren <TabablzControl>(window))
{
tabablzControl.Items.OfType <DragablzTabItem>().First(x => x.ID == _tabId).Header = IPRange;
}
}
cancellationTokenSource = new CancellationTokenSource();
string[] ipHostOrRanges = IPRange.Replace(" ", "").Split(';');
// Resolve hostnames
List <string> ipRanges = new List <string>();
try
{
ipRanges = await IPScanRangeHelper.ResolveHostnamesInIPRangeAsync(ipHostOrRanges, cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
IpScanner_UserHasCanceled(this, EventArgs.Empty);
return;
}
catch (AggregateException exceptions) // DNS error (could not resolve hostname...)
{
IpScanner_DnsResolveFailed(this, exceptions);
return;
}
IPAddress[] ipAddresses;
try
{
// Create a list of all ip addresses
ipAddresses = await IPScanRangeHelper.ConvertIPRangeToIPAddressesAsync(ipRanges.ToArray(), cancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
IpScanner_UserHasCanceled(this, EventArgs.Empty);
return;
}
IPAddressesToScan = ipAddresses.Length;
IPAddressesScanned = 0;
PreparingScan = false;
// Add the range to the history
AddIPRangeToHistory(IPRange);
IPScannerOptions ipScannerOptions = new IPScannerOptions
{
Threads = SettingsManager.Current.IPScanner_Threads,
ICMPTimeout = SettingsManager.Current.IPScanner_ICMPTimeout,
ICMPBuffer = new byte[SettingsManager.Current.IPScanner_ICMPBuffer],
ICMPAttempts = SettingsManager.Current.IPScanner_ICMPAttempts,
ResolveHostname = SettingsManager.Current.IPScanner_ResolveHostname,
UseCustomDNSServer = SettingsManager.Current.IPScanner_UseCustomDNSServer,
CustomDNSServer = SettingsManager.Current.IPScanner_CustomDNSServer.Select(x => x.Trim()).ToList(),
DNSPort = SettingsManager.Current.IPScanner_DNSPort,
DNSTransportType = SettingsManager.Current.IPScanner_DNSTransportType,
DNSRecursion = SettingsManager.Current.IPScanner_DNSRecursion,
DNSUseResolverCache = SettingsManager.Current.IPScanner_DNSUseResolverCache,
DNSAttempts = SettingsManager.Current.IPScanner_DNSAttempts,
DNSTimeout = SettingsManager.Current.IPScanner_DNSTimeout,
ResolveMACAddress = SettingsManager.Current.IPScanner_ResolveMACAddress,
ShowScanResultForAllIPAddresses = SettingsManager.Current.IPScanner_ShowScanResultForAllIPAddresses
};
IPScanner ipScanner = new IPScanner();
ipScanner.HostFound += IpScanner_HostFound;
ipScanner.ScanComplete += IpScanner_ScanComplete;
ipScanner.ProgressChanged += IpScanner_ProgressChanged;
ipScanner.UserHasCanceled += IpScanner_UserHasCanceled;
ipScanner.ScanAsync(ipAddresses, ipScannerOptions, cancellationTokenSource.Token);
}
