public void WaitForReady()
{
TimeSpan waitBetweenChecks = TimeSpan.FromSeconds(5);
OnUpdateStatus("Waiting for device to come to ready...");
PowerState[] rejectedPowerStates = new PowerState[] { PowerState.Off, PowerState.None };
OnUpdateStatus($" Waiting for device to return a responsive power state...");
int powerCheckCount = 0;
bool success =
Wait.ForTrue(
() =>
{
var state = _device.PowerManagement.GetPowerState();
OnUpdateStatus($" Device Power State: {state}");
bool ok = !rejectedPowerStates.Contains(state);
if (ok)
{
++powerCheckCount;
}
return(ok);
}
, TimeSpan.FromSeconds(240)
, waitBetweenChecks);
if (!success)
{
throw new DeviceInvalidOperationException($"Device did not come to an acceptable power state. ({_device.Address})");
}
DeviceStatus[] acceptedDeviceStatus = new DeviceStatus[] { DeviceStatus.Running, DeviceStatus.Warning };
OnUpdateStatus($" Waiting for device status reflecting readiness...");
success =
Wait.ForTrue(
() =>
{
var state = _device.GetDeviceStatus();
OnUpdateStatus($" Device Status: {state}");
return(acceptedDeviceStatus.Contains(state));
}
, TimeSpan.FromSeconds(240)
, waitBetweenChecks);
if (!success)
{
throw new DeviceInvalidOperationException($"Device did not return an acceptable status. ({_device.Address})");
}
OnUpdateStatus($" Waiting for device web services and OXP services to come online...");
const int MaxCreateCreateDeviceAttempts = 10;
int createDeviceAttempts = 0;
const int ConsecutiveSuccessfulDeviceInfoCallsRequired = 2;
int consecutiveSuccessfulDeviceInfoCalls = 0;
StringBuilder statusMessages = new StringBuilder();
do
{
JediDevice tempDevice = null;
try
{
using (tempDevice = (JediDevice)DeviceConstructor.Create(_deviceInfo))
{
var deviceInfo = tempDevice.GetDeviceInfo();
if (++consecutiveSuccessfulDeviceInfoCalls >= ConsecutiveSuccessfulDeviceInfoCallsRequired)
{
string message = $"Device is ready. (FirmwareRevision {deviceInfo.FirmwareRevision}; FirmwareDateCode: {deviceInfo.FirmwareDateCode})";
OnUpdateStatus($" {message}");
break;
}
else
{
string message = $"Device is responding. (ModelName {deviceInfo.ModelName}; ModelNumber: {deviceInfo.ModelNumber}; SerialNumber: {deviceInfo.SerialNumber})";
OnUpdateStatus($" {message}");
statusMessages.AppendLine(message);
waitBetweenChecks = TimeSpan.FromSeconds(3);
}
}
}
catch (InvalidCastException castX)
{
// Might encounter exception: Unable to cast object of type 'HP.DeviceAutomation.Phoenix.PhoenixDevice' to type 'HP.DeviceAutomation.Jedi.JediDevice'.
// Device is still initializing operate a different web service which looks like a Phoenix device.
OnUpdateStatus($" Device is still initializing and hosting a rudimentary EWS landing page on a Phoenix-y web server. ({castX.Message})");
statusMessages.AppendLine(castX.ToString());
}
catch (DeviceCommunicationException comX)
{
// HP.DeviceAutomation.DeviceCommunicationException: OXP UI Configuration service could not be found at 15.86.229.141
// HP.DeviceAutomation.DeviceCommunicationException: OXP UI Configuration service at 15.86.229.141 did not respond.
OnUpdateStatus($" Device OXP services not yet ready. ({comX.Message})");
statusMessages.AppendLine(comX.ToString());
}
catch (Exception x)
{
OnUpdateStatus($" {x.Message}");
statusMessages.AppendLine(x.ToString());
}
Thread.Sleep(waitBetweenChecks);
} while (++createDeviceAttempts <= MaxCreateCreateDeviceAttempts);
if (createDeviceAttempts >= MaxCreateCreateDeviceAttempts)
{
OnUpdateStatus(statusMessages.ToString());
throw new DeviceInvalidOperationException($"Device web services and/or OXP services did not respond as expected after {MaxCreateCreateDeviceAttempts} attempts.");
}
}
