/// <summary>
/// <para> Updates the configuration for the specified AutoScalingGroup. </para> <para><b>NOTE:</b> To update an Auto Scaling group with a
/// launch configuration that has the InstanceMonitoring.enabled flag set to false, you must first ensure that collection of group metrics is
/// disabled. Otherwise, calls to UpdateAutoScalingGroup will fail. If you have previously enabled group metrics collection, you can disable
/// collection of all group metrics by calling DisableMetricsCollection. </para> <para> The new settings are registered upon the completion of
/// this call. Any launch configuration settings take effect on any triggers after this call returns. Triggers that are currently in progress
/// aren't affected. </para> <para><b>NOTE:</b> If the new values are specified for the MinSize or MaxSize parameters, then there will be an
/// implicit call to SetDesiredCapacity to set the group to the new MaxSize. All optional parameters are left unchanged if not passed in the
/// request. </para>
/// </summary>
///
/// <param name="updateAutoScalingGroupRequest">Container for the necessary parameters to execute the UpdateAutoScalingGroup service method on
/// AmazonAutoScaling.</param>
///
/// <exception cref="ScalingActivityInProgressException"/>
public UpdateAutoScalingGroupResponse UpdateAutoScalingGroup(UpdateAutoScalingGroupRequest updateAutoScalingGroupRequest)
{
IRequest <UpdateAutoScalingGroupRequest> request = new UpdateAutoScalingGroupRequestMarshaller().Marshall(updateAutoScalingGroupRequest);
UpdateAutoScalingGroupResponse response = Invoke <UpdateAutoScalingGroupRequest, UpdateAutoScalingGroupResponse> (request, this.signer, UpdateAutoScalingGroupResponseUnmarshaller.GetInstance());
return(response);
}
private static IDictionary <string, string> ConvertUpdateAutoScalingGroup(UpdateAutoScalingGroupRequest request)
{
IDictionary <string, string> dictionary = new Dictionary <string, string>();
dictionary["Action"] = "UpdateAutoScalingGroup";
if (request.IsSetAutoScalingGroupName())
{
dictionary["AutoScalingGroupName"] = request.AutoScalingGroupName;
}
if (request.IsSetLaunchConfigurationName())
{
dictionary["LaunchConfigurationName"] = request.LaunchConfigurationName;
}
if (request.IsSetMinSize())
{
dictionary["MinSize"] = request.MinSize.ToString();
}
if (request.IsSetMaxSize())
{
dictionary["MaxSize"] = request.MaxSize.ToString();
}
if (request.IsSetCooldown())
{
dictionary["Cooldown"] = request.Cooldown.ToString();
}
List <string> availabilityZones = request.AvailabilityZones;
int num = 1;
foreach (string str in availabilityZones)
{
dictionary["AvailabilityZones" + ".member." + num] = str;
num++;
}
return(dictionary);
}
public async Task StopScalingGroup(string groupName)
{
UpdateAutoScalingGroupRequest request = new UpdateAutoScalingGroupRequest();
request.MaxSize = request.MinSize = request.DesiredCapacity = 0;
request.AutoScalingGroupName = groupName;
await client.UpdateAutoScalingGroupAsync(request);
}
public async Task ChangeScalingGroup(string groupName, AutoScalingGroupSettings settings, string region = null)
{
if (region != null)
{
client = new AmazonAutoScalingClient(
CredentiaslManager.GetCredential(profile),
AwsCommon.GetRetionEndpoint(region));
}
UpdateAutoScalingGroupRequest request = new UpdateAutoScalingGroupRequest();
request.MaxSize = settings.MaxSize;
request.MinSize = settings.MinSize;
request.DesiredCapacity = settings.DesiredCapacity;
request.HealthCheckType = settings.HealthCheckType;
request.HealthCheckGracePeriod = settings.HealthCheckGracePeriod;
request.AutoScalingGroupName = groupName;
await client.UpdateAutoScalingGroupAsync(request);
}
/**
* Convert UpdateAutoScalingGroupRequest to name value pairs
*/
private static IDictionary <string, string> ConvertUpdateAutoScalingGroup(UpdateAutoScalingGroupRequest request)
{
IDictionary <string, string> parameters = new Dictionary <string, string>();
parameters["Action"] = "UpdateAutoScalingGroup";
if (request.IsSetAutoScalingGroupName())
{
parameters["AutoScalingGroupName"] = request.AutoScalingGroupName;
}
if (request.IsSetLaunchConfigurationName())
{
parameters["LaunchConfigurationName"] = request.LaunchConfigurationName;
}
if (request.IsSetMinSize())
{
parameters["MinSize"] = request.MinSize.ToString();
}
if (request.IsSetMaxSize())
{
parameters["MaxSize"] = request.MaxSize.ToString();
}
if (request.IsSetCooldown())
{
parameters["Cooldown"] = request.Cooldown.ToString();
}
List <string> updateAutoScalingGroupRequestAvailabilityZonesList = request.AvailabilityZones;
int updateAutoScalingGroupRequestAvailabilityZonesListIndex = 1;
foreach (string updateAutoScalingGroupRequestAvailabilityZones in updateAutoScalingGroupRequestAvailabilityZonesList)
{
parameters[String.Concat("AvailabilityZones", ".member.", updateAutoScalingGroupRequestAvailabilityZonesListIndex)] = updateAutoScalingGroupRequestAvailabilityZones;
updateAutoScalingGroupRequestAvailabilityZonesListIndex++;
}
return(parameters);
}
/// <summary>
/// Update Auto Scaling Group
/// </summary>
/// <param name="request">Update Auto Scaling Group request</param>
/// <returns>Update Auto Scaling Group Response from the service</returns>
public UpdateAutoScalingGroupResponse UpdateAutoScalingGroup(UpdateAutoScalingGroupRequest request)
{
return(Invoke <UpdateAutoScalingGroupResponse>(ConvertUpdateAutoScalingGroup(request)));
}
// Test disabled, $ and time constraints
//[TestMethod]
//[TestCategory("AutoScaling")]
public void AutoScalingGroupCRUDTest()
{
var groupName = string.Concat(UtilityMethods.SDK_TEST_PREFIX, "TestAutoScalingGroup", DateTime.UtcNow.Ticks);
var launchConfigName = string.Concat(UtilityMethods.SDK_TEST_PREFIX, "TestLaunchConfiguration", DateTime.UtcNow.Ticks);
try
{
string imageId;
using (var ec2Client = new AmazonEC2Client())
{
imageId = Amazon.EC2.Util.ImageUtilities.FindImage(ec2Client, Amazon.EC2.Util.ImageUtilities.WINDOWS_2012_BASE).ImageId;
}
// create the initial launch configuration and group
var createLaunchConfigRequest = new CreateLaunchConfigurationRequest
{
ImageId = imageId,
InstanceType = "m1.small",
LaunchConfigurationName = launchConfigName
};
var createLaunchConfigResponse = Client.CreateLaunchConfiguration(createLaunchConfigRequest);
Assert.IsNotNull(createLaunchConfigResponse);
var createGroupRequest = new CreateAutoScalingGroupRequest
{
AutoScalingGroupName = groupName,
MinSize = 1,
MaxSize = 5,
AvailabilityZones = new List <string> {
"us-east-1b"
},
LaunchConfigurationName = launchConfigName
};
var createGroupresponse = Client.CreateAutoScalingGroup(createGroupRequest);
Assert.IsNotNull(createGroupresponse);
// make a simple update to the group
var updateGroupRequest = new UpdateAutoScalingGroupRequest
{
AutoScalingGroupName = groupName,
MinSize = 1,
MaxSize = 2,
LaunchConfigurationName = launchConfigName
};
Client.UpdateAutoScalingGroup(updateGroupRequest);
// poll the group to check activity
var describeGroupsRequest = new DescribeAutoScalingGroupsRequest
{
AutoScalingGroupNames = new List <string> {
groupName
}
};
var describeGroupsResponse = Client.DescribeAutoScalingGroups(describeGroupsRequest);
while (describeGroupsResponse.AutoScalingGroups[0].Instances.Count == 0)
{
Console.WriteLine("Sleeping 30s while some instance starts");
Thread.Sleep(TimeSpan.FromSeconds(30));
describeGroupsResponse = Client.DescribeAutoScalingGroups(describeGroupsRequest);
}
var instances = describeGroupsResponse.AutoScalingGroups[0].Instances;
Assert.IsNotNull(instances);
Assert.IsTrue(instances.Count > 0);
var describeActivitiesRequest = new DescribeScalingActivitiesRequest
{
AutoScalingGroupName = groupName
};
var describeActivitiesResponse = Client.DescribeScalingActivities(describeActivitiesRequest);
while (ActivitiesPending(describeActivitiesResponse.Activities))
{
Console.WriteLine("Sleeping 15s waiting for no activities to be pending/in-progres");
Thread.Sleep(TimeSpan.FromSeconds(15));
describeActivitiesResponse = Client.DescribeScalingActivities(describeActivitiesRequest);
}
// make another configuration change to the group, then manually terminate
// any remaining instances it contains
updateGroupRequest = new UpdateAutoScalingGroupRequest
{
AutoScalingGroupName = groupName,
MinSize = 0,
MaxSize = 2,
LaunchConfigurationName = launchConfigName
};
Client.UpdateAutoScalingGroup(updateGroupRequest);
foreach (var instance in instances)
{
var terminateRequest = new TerminateInstanceInAutoScalingGroupRequest
{
InstanceId = instance.InstanceId,
ShouldDecrementDesiredCapacity = true
};
var terminateResult = Client.TerminateInstanceInAutoScalingGroup(terminateRequest);
var activity = terminateResult.Activity;
Assert.IsNotNull(activity);
Assert.IsNotNull(activity.ActivityId);
Assert.IsNotNull(activity.Description);
Assert.IsNotNull(activity.Progress);
}
// wait for all instances to terminate, then cleanup
describeGroupsResponse = Client.DescribeAutoScalingGroups(describeGroupsRequest);
while (describeGroupsResponse.AutoScalingGroups[0].Instances.Count != 0)
{
Console.WriteLine("Waiting 30s for instance(s) to terminate.");
Thread.Sleep(TimeSpan.FromSeconds(30));
describeGroupsResponse = Client.DescribeAutoScalingGroups(describeGroupsRequest);
}
Assert.IsTrue(describeGroupsResponse.AutoScalingGroups[0].Instances.Count == 0);
}
finally
{
Client.DeleteAutoScalingGroup(new DeleteAutoScalingGroupRequest
{
AutoScalingGroupName = groupName,
ForceDelete = true
});
Client.DeleteLaunchConfiguration(new DeleteLaunchConfigurationRequest
{
LaunchConfigurationName = launchConfigName
});
}
}
