/// <summary>
/// 利用Ping方法确定是否可以通过网络访问远程计算机
/// </summary>
/// <param name="status">网络状态</param>
/// <param name="ipAddressOrHostName">默认是www.baidu.com</param>
/// <param name="timeout">默认是1000毫秒</param>
/// <returns></returns>
public static bool PingIsConnectedInternet(out System.Net.NetworkInformation.IPStatus status, string ipAddressOrHostName = "www.baidu.com", int timeout = 1000)
{
System.Net.NetworkInformation.Ping p = new System.Net.NetworkInformation.Ping();
System.Net.NetworkInformation.PingOptions options = new System.Net.NetworkInformation.PingOptions();
options.DontFragment = true;
string data = "aa";
byte[] buffer = Encoding.ASCII.GetBytes(data);
//Wait seconds for a reply.
status = System.Net.NetworkInformation.IPStatus.Unknown;
try
{
System.Net.NetworkInformation.PingReply reply = p.Send(ipAddressOrHostName, timeout, buffer, options);
status = reply.Status;
if (status == System.Net.NetworkInformation.IPStatus.Success)
{
return(true);
}
else
{
return(false);
}
}
catch
{
return(false);
}
}
/// <summary>
/// Sends packets to host with itteration count
/// </summary>
/// <param name="host"></param>
/// <param name="itterations"></param>
/// <returns></returns>
public void Send(string host, int itterations = 4)
{
for (int i = 0; i < itterations; i++)
{
this._pr = this._p.Send(host);
this._pingStatus = this._pr.Status;
if (this._pingStatus == System.Net.NetworkInformation.IPStatus.Success)
{
this._lastPingTime = this._pr.RoundtripTime;
this._totalPingTime += this._lastPingTime;
var d = new Dictionary <string, long>();
d.Add("LastPingTime", this._lastPingTime);
d.Add("TotalPingTime", this._totalPingTime);
this._allPingTimes.Add(d);
this._allStatuses.Add(this._pingStatus);
}
else
{
throw new System.Net.NetworkInformation.PingException(host + " could not be reached!");
}
}
}
private bool pingServer(string rmrsDir)
{
bool up = true;
System.Net.NetworkInformation.Ping png = new System.Net.NetworkInformation.Ping();
System.Net.NetworkInformation.PingReply rp = png.Send(rmrsDir, 120);
System.Net.NetworkInformation.IPStatus ipStat = rp.Status;
if (ipStat != System.Net.NetworkInformation.IPStatus.Success)
{
up = false;
}
return(up);
}
/// <summary>
/// Ping远程IP
/// </summary>
/// <param name="szAddress"></param>
/// <returns></returns>
public static bool Ping(string szAddress)
{
System.Net.NetworkInformation.Ping tmpPing = new System.Net.NetworkInformation.Ping();
System.Net.NetworkInformation.IPStatus pr = tmpPing.Send(szAddress, 1000).Status;
if (pr == System.Net.NetworkInformation.IPStatus.Success)
{
return(true);
}
else
{
return(false);
}
}
static bool pingURL(string URL)
{
Uri url = new Uri(URL);
string pingurl = string.Format("{0}", url.Host);
string host = pingurl;
bool result = false;
var IPStatus = new System.Net.NetworkInformation.IPStatus();
var p = new System.Net.NetworkInformation.Ping();
try
{
var reply = p.Send(host, 3000);
if (reply.Status == IPStatus)
return true;
}
catch { }
return result;
}
static bool pingURL(string URL)
{
Uri url = new Uri(URL);
string pingurl = string.Format("{0}", url.Host);
string host = pingurl;
bool result = false;
var IPStatus = new System.Net.NetworkInformation.IPStatus();
var p = new System.Net.NetworkInformation.Ping();
try
{
var reply = p.Send(host, 3000);
if (reply.Status == IPStatus)
{
return(true);
}
}
catch { }
return(result);
}
public PingInfo(string address, int time, System.Net.NetworkInformation.IPStatus result)
{
this.address = address;
this.time = time;
this.result = result;
}
void _tracer_OnHopFail(IPRouteTracer tracer, int hop, int retry, IPAddress address, System.Net.NetworkInformation.IPStatus status)
{
if (InvokeRequired)
{
BeginInvoke(new IPRouteTracer.HopFailDelegate(_tracer_OnHopFail), tracer, hop, retry, address, status);
return;
}
_lStatus.Text = "Status: Hop " + hop + " failed! Response from [" + address + "]: \"" + status.ToString() + "\". Retry: " + retry + ".";
}
public void Service(bool sampleTimerTriggered, Logging.IBasicLogger logger)
{
if (currentUserToken != null)
{
TimeSpan currentElapsedTime = currentUserToken.sendTimeStamp.Age;
if (pingCompleteEventArgs != null)
{
// process ping response
if (!pingCompleteEventArgs.Cancelled && pingCompleteEventArgs.Error == null && pingCompleteEventArgs.Reply != null)
{
switch (pingIPStatus = pingCompleteEventArgs.Reply.Status)
{
case System.Net.NetworkInformation.IPStatus.Success:
h.Add(pingToReplyElapsedTime.TotalSeconds);
break;
case System.Net.NetworkInformation.IPStatus.TimedOut:
timeoutCount++;
timeoutCountGPI.VC = new ValueContainer(timeoutCount);
break;
default:
failureCount++;
failureCountGPI.VC = new ValueContainer(failureCount);
break;
}
}
else
{
pingIPStatus = System.Net.NetworkInformation.IPStatus.Unknown;
failureCount++;
failureCountGPI.VC = new ValueContainer(failureCount);
}
ReleaseToken();
}
else if (currentElapsedTime >= responseWaitTimeLimit)
{
pingIPStatus = System.Net.NetworkInformation.IPStatus.Unknown;
failureCount++;
failureCountGPI.VC = new ValueContainer(failureCount);
AbortCurrentPingRequest();
}
if (lastPingIPStatus != pingIPStatus)
{
if (pingIPStatus != System.Net.NetworkInformation.IPStatus.Success)
{
logger.Info.Emit("Ping to '{0}' [{1}] failed: {2} after {3:f6} sec", HostNameOrAddress, IPAddress, pingIPStatus, currentElapsedTime.TotalSeconds);
}
lastPingIPStatus = pingIPStatus;
}
}
if (sampleTimerTriggered && (currentUserToken == null))
{
SendNextPingRequest(logger);
}
}
private void OnRSUnityPingComplete_Listener(NetworkReachability networkReachability, System.Net.NetworkInformation.IPStatus ipStatus)
{
_toggleResult.isOn = ipStatus == System.Net.NetworkInformation.IPStatus.Success;
_buttonPing.interactable = true;
}
