private void refreshVClient(cancellableDateTime deadline)
{
// If we can't ping the box, assume we can't connect to the API either. We do this since I can't work out how to
// set connection timeouts for the VMWare api (is there a way?).
// We ping a few times, though, to allow for any packet loss going on.
int pingRetries = 5;
while (true)
{
Icmp pinger = new Icmp(_spec.kernelVMServer);
if (pinger.Ping(TimeSpan.FromSeconds(3)))
{
// Success, so continue.
break;
}
else
{
// No response. If we have retries left, use one, or throw if not.
if (pingRetries == 0)
{
throw new WebException("Can't ping ESXi before trying to access web API");
}
pingRetries--;
deadline.doCancellableSleep(TimeSpan.FromSeconds(4));
}
}
// We can ping fine, so connect using HTTP.
while (true)
{
DateTime connectionDeadline = DateTime.Now + TimeSpan.FromMinutes(5);
try
{
VClient = new VimClientImpl();
VClient.Connect("https://" + _spec.kernelVMServer + "/sdk");
VClient.Login(_spec.kernelVMServerUsername, _spec.kernelVMServerPassword);
break;
}
catch (Exception)
{
if (DateTime.Now > connectionDeadline)
{
throw;
}
}
}
}
public void waitForPingability(bool waitForState, cancellableDateTime deadline = null)
{
if (deadline == null)
{
deadline = new cancellableDateTime();
}
// Wait for the box to go down/come up.
Debug.Print("Waiting for box " + getBaseConnectionSpec().kernelDebugIPOrHostname + " to " + (waitForState ? "come up" : "go down"));
while (true)
{
deadline.throwIfTimedOutOrCancelled();
if (waitForState)
{
Icmp pinger = new Icmp(Dns.GetHostAddresses(getBaseConnectionSpec().kernelDebugIPOrHostname).First());
if (pinger.Ping(TimeSpan.FromMilliseconds(500)))
{
Debug.Print(".. Box " + getBaseConnectionSpec().kernelDebugIPOrHostname + " pingable, giving it a few more seconds..");
deadline.doCancellableSleep(TimeSpan.FromSeconds(10));
Debug.Print(".. Box " + getBaseConnectionSpec().kernelDebugIPOrHostname + " assumed to be up now.");
break;
}
}
else
{
if (getPowerStatus() == false)
{
break;
}
}
deadline.doCancellableSleep(TimeSpan.FromSeconds(5));
}
Debug.Print(".. wait complete for box " + getBaseConnectionSpec().kernelDebugIPOrHostname);
}
