/// <summary>
/// Gets the public IP of the EC2 host that runs that tasks' containers.
/// </summary>
/// <param name="ecsTask"></param>
/// <returns></returns>
private async Task <Instance> GetTaskHostInstanceAsync(Amazon.ECS.Model.Task ecsTask)
{
var containerInstances = await _ecs.DescribeContainerInstancesAsync(new DescribeContainerInstancesRequest {
Cluster = ecsTask.ClusterArn,
ContainerInstances = new List <string> {
ecsTask.ContainerInstanceArn
}
});
var containerInstance = containerInstances.ContainerInstances.FirstOrDefault();
if (containerInstance == null)
{
return(null);
}
var instances = await _ec2.DescribeInstancesAsync(new DescribeInstancesRequest {
InstanceIds = new List <string> {
containerInstance.Ec2InstanceId
}
});
var instance = instances.Reservations.SelectMany(r => r.Instances).FirstOrDefault();
if (instance == null)
{
return(null);
}
return(instance);
}
// **Step 2** Look up the current container's status via AWS SDK
public static Boolean QuerySdkTaskStatus(string cluster, string uuid)
{
Boolean taskSdkStatus = false;
AmazonECSClient ecs = new AmazonECSClient();
Task <DescribeTasksResponse> response = ecs.DescribeTasksAsync(
new DescribeTasksRequest
{
Cluster = cluster,
Tasks = new List <string> {
uuid
}
}
);
// this will run until completion or until task is killed due to timeout
while (response.Status != TaskStatus.RanToCompletion)
{
// failure possible if container doesn't have access to 'ecs.DescribeTasks'
if (response.Status == TaskStatus.Faulted)
{
Console.WriteLine("Error in getting a response from request.");
break;
}
}
if (response.Result.Tasks.Count > 0)
{
Amazon.ECS.Model.Task currentTask = response.Result.Tasks[0];
Console.WriteLine("Task stopped reason: {0}", currentTask.StoppedReason);
if (!ValidTaskStopReason(currentTask.StoppedReason))
{
taskSdkStatus = true;
}
else
{
Console.WriteLine("Task has stopped with valid reason: {0}", currentTask.StoppedReason);
}
}
return(taskSdkStatus);
}