/// <summary>
/// checks to see if this is an autoscaled instance
/// </summary>
/// <param name="instanceId"></param>
/// <returns></returns>
private bool IsAutoscaledInstance()
{
bool returnValue = false;
if (!_InstanceId.IsNullOrWhiteSpace())
{
using (AmazonAutoScalingClient scalingClient = new AmazonAutoScalingClient())
{
DescribeAutoScalingInstancesRequest describeAutoScalingInstancesRequest = new DescribeAutoScalingInstancesRequest
{
InstanceIds = new List <string>(new string[] { _InstanceId })
};
try
{
DescribeAutoScalingInstancesResponse describeAutoScalingInstancesResponse = scalingClient.DescribeAutoScalingInstancesAsync(describeAutoScalingInstancesRequest).Result;
if (describeAutoScalingInstancesResponse.HttpStatusCode == System.Net.HttpStatusCode.OK)
{
foreach (AutoScalingInstanceDetails instDetail in describeAutoScalingInstancesResponse.AutoScalingInstances)
{
if (instDetail.InstanceId.CaseInsensitiveEquals(_InstanceId))
{
_AutoScalingGroupName = instDetail.AutoScalingGroupName;
returnValue = true;
break;
}
}
}
}
catch (Exception)
{
//Yes AWS throws Exceptions and System.AggregrateExceptions
//so for now this is the right way to handle it
returnValue = false;
}
if (returnValue)
{
DescribeLifecycleHooksRequest describeLifecycleHooksRequest = new DescribeLifecycleHooksRequest
{
AutoScalingGroupName = _AutoScalingGroupName
};
try
{
DescribeLifecycleHooksResponse describeLifecycleHooksResponse = scalingClient.DescribeLifecycleHooksAsync(describeLifecycleHooksRequest).Result;
if (describeLifecycleHooksResponse.HttpStatusCode == System.Net.HttpStatusCode.OK)
{
foreach (LifecycleHook lifecycleHook in describeLifecycleHooksResponse.LifecycleHooks)
{
if (lifecycleHook.LifecycleTransition.CaseInsensitiveEquals("autoscaling:EC2_INSTANCE_TERMINATING"))
{
_TerminatingLifeCycleHookName = lifecycleHook.LifecycleHookName;
}
}
}
}
catch (Exception)
{
//Yes AWS throws Exceptions and System.AggregrateExceptions
//so for now this is the right way to handle it
returnValue = false;
}
}
}
}
return(returnValue);
}
