bool TryFindDeployment()
{
if (!_enabled || _status != ManagementStatus.Unknown)
{
throw new InvalidOperationException();
}
if (_channel == null)
{
if (_client == null)
{
_client = new ManagementClient(_certificate.Value);
}
_channel = _client.CreateChannel();
}
var deployments = new List<Pair<Deployment, HostedService>>();
try
{
var hostedServices = _retryPolicy.Get(() => _channel.ListHostedServices(_subscriptionId.Value));
foreach (var hostedService in hostedServices)
{
var service = _retryPolicy.Get(() => _channel.GetHostedServiceWithDetails(_subscriptionId.Value, hostedService.ServiceName, true));
if (service == null || service.Deployments == null)
{
_log.Warn("Azure Self-Management: skipped unexpected null service or deployment list");
continue;
}
foreach (var deployment in service.Deployments)
{
deployments.Add(Tuple.From(deployment, service));
}
}
}
catch (MessageSecurityException)
{
_status = ManagementStatus.AuthenticationFailed;
return false;
}
catch (Exception ex)
{
_log.Error(ex, "Azure Self-Management: unexpected error when listing all hosted services.");
return false;
}
if (deployments.Count == 0)
{
_log.Warn("Azure Self-Management: found no hosted service deployments");
_status = ManagementStatus.DeploymentNotFound;
return false;
}
var selfServiceAndDeployment = deployments.FirstOrEmpty(pair => pair.Key.PrivateID == _deploymentId.Value);
if (!selfServiceAndDeployment.HasValue)
{
_log.WarnFormat("Azure Self-Management: no hosted service deployment matches {0}", _deploymentId.Value);
_status = ManagementStatus.DeploymentNotFound;
return false;
}
_status = ManagementStatus.Available;
_service = selfServiceAndDeployment.Value.Value;
_deployment = selfServiceAndDeployment.Value.Key;
return true;
}
void PrepareRequest()
{
if (!_enabled)
{
throw new InvalidOperationException("not enabled");
}
if (_channel == null)
{
if (_client == null)
{
_client = new ManagementClient(_certificate.Value);
}
_channel = _client.CreateChannel();
}
if (_status == ManagementStatus.Unknown)
{
TryFindDeployment();
}
if (_status != ManagementStatus.Available)
{
throw new InvalidOperationException("not operational");
}
}