/// <summary>
/// Führt eine Anfrage aus.
/// </summary>
/// <typeparam name="TResult">Die Art des erwarteten Ergebnisses.</typeparam>
/// <param name="uri">Die aufzurufende Adresse.</param>
/// <param name="method">Die Methode zum Aufruf.</param>
/// <returns>Das Ergebnis des Aufrufs.</returns>
private static TResult CallServer <TResult>(string uri, string method = "GET")
{
// Be safe
try
{
// Create request
var request = WebRequest.Create(uri);
// Configure
request.UseDefaultCredentials = true;
request.ContentLength = 0;
request.Timeout = 10000;
request.Method = method;
// Load the response
var response = request.GetResponse();
try
{
// Process
using (var status = response.GetResponseStream())
using (var reader = new StreamReader(status))
return((TResult)s_Deserializer.Deserialize(reader, typeof(TResult)));
}
finally
{
// Done
response.Close();
}
}
catch (Exception e)
{
// See if this is a timeout
var webException = e as WebException;
if (webException != null)
{
if (webException.Status == WebExceptionStatus.Timeout)
{
VCRNETControl.Log("Timeout calling {1} ({0})", method, uri);
}
}
// Forward
throw;
}
}
/// <summary>
/// Wird periodisch aufgerufen und frage den aktuellen Zustand des Dienstes auf einem Rechner ab.
/// </summary>
/// <param name="state">Wird ignoriert.</param>
public void CheckServer(object state)
{
// Create a processing clone
var settings = new VCRNETRestProxy.ServiceInformation();
var serverInfo = View.ServerInfo;
// Safe process
try
{
// Report
VCRNETControl.Log("Checking {0}:{1}", ServerName, ServerPort);
// Try to resolve MAC
View.Settings.DetectMAC();
// Read the server settings
settings = VCRNETRestProxy.GetInformation(EndPoint);
// Load version once
if (string.IsNullOrEmpty(serverInfo.Version))
{
serverInfo.Version = settings.version;
}
// Check mode
bool hasNext = false, near = false;
// Find all activities
var activities = VCRNETRestProxy.GetActivities(EndPoint);
// All profiles
foreach (var profile in settings.profileNames)
{
// Report
VCRNETControl.Log("Processing Profile {2} for {0}:{1}", ServerName, ServerPort, profile);
// Attach to the profile
var info = serverInfo[profile];
var profileActivities = activities.Where(activity => StringComparer.InvariantCultureIgnoreCase.Equals(activity.device, profile)).ToArray();
var profileCurrent = profileActivities.Where(activity => activity.IsActive).ToArray();
// Check for a current recording
if (profileCurrent.Length > 0)
{
// Remember
info.CurrentRecordings = profileCurrent;
// Done
continue;
}
// Find the next recording
var next = profileActivities.FirstOrDefault();
if (next == null)
{
continue;
}
if (!next.start.HasValue)
{
continue;
}
if (next.start.Value == DateTime.MinValue)
{
continue;
}
// At least there are recordings
hasNext = true;
// Check delta
var delta = next.start.Value - DateTime.UtcNow;
if (delta.TotalMinutes < Math.Max(5, settings.sleepMinimum))
{
near = true;
}
}
// Check mode
if (serverInfo.State == TrayColors.Red)
{
if (near)
{
serverInfo.State = TrayColors.Yellow;
}
else if (hasNext)
{
serverInfo.State = TrayColors.Green;
}
else
{
serverInfo.State = TrayColors.Standard;
}
}
}
catch
{
}
// Update
View.ServerInfo = serverInfo;
// Report
if (!m_Context.ProcessStateAndCheckHibernation(this, serverInfo.State, settings.hibernationPending, View.Settings.IsLocal && settings.extensionsRunning))
{
return;
}
// Safe tell the server that we take over hibernation control.
try
{
// Process
VCRNETRestProxy.ResetPendingHibernation(EndPoint);
}
catch
{
}
}