public static async Task <List <Exception> > Destroy(
FargateResourceV2 resource,
ELBHelper elb, Route53Helper e53, ECSHelper ecs, CloudWatchHelper cw, KMSHelper kms, IAMHelper iam,
bool throwOnFailure,
bool catchDisable)
{
var errList = new List <Exception>();
int maxRepeats = throwOnFailure ? 1 : 3;
int delay_ms = throwOnFailure ? 500 : 10000;
Console.WriteLine($"Destroying Role '{resource.RoleName}'...");
(await iam.DeleteRoleAsync(resource.RoleName, detachPolicies: true)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms).CatchExceptionAsync()).PrintResult();
Console.WriteLine($"Destroying Policy '{resource.PolicyNameAccessS3}'...");
errList.Add(iam.DeletePolicyByNameAsync(resource.PolicyNameAccessS3, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Default Grant '{resource.StorageGrantDefaultS3}' for key '{resource.StorageKeyDefaultS3}'...");
errList.Add(kms.RemoveGrantsByName(keyName: resource.StorageKeyDefaultS3, grantName: resource.StorageGrantDefaultS3, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Internal Grant '{resource.StorageGrantInternalS3}' for key '{resource.StorageKeyInternalS3}'...");
errList.Add(kms.RemoveGrantsByName(keyName: resource.StorageKeyInternalS3, grantName: resource.StorageGrantInternalS3, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Application Load Balancer '{resource.LoadBalancerName}'...");
errList.Add(elb.DestroyLoadBalancer(loadBalancerName: resource.LoadBalancerName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
if (resource.IsPublic && !resource.ZonePublic.IsNullOrWhitespace())
{
Console.WriteLine($"Destroying Route53 DNS Record: '{resource.DNSCName}' of '{resource.ZonePublic}' zone...");
errList.Add(e53.DestroyCNameRecord(resource.ZonePublic, resource.DNSCName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
}
if (!resource.ZonePrivate.IsNullOrWhitespace())
{
Console.WriteLine($"Destroying Route53 DNS Record: '{resource.DNSCName}' of '{resource.ZonePrivate}' zone...");
errList.Add(e53.DestroyCNameRecord(resource.ZonePrivate, resource.DNSCName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
}
Console.WriteLine($"Destroying Log Group '{resource.LogGroupName}'...");
errList.Add(cw.DeleteLogGroupAsync(resource.LogGroupName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Task Definitions of Family'{resource.TaskFamily}'...");
errList.Add(ecs.DestroyTaskDefinitions(familyPrefix: resource.TaskFamily)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Service '{resource.ServiceName}'...");
errList.Add(ecs.DestroyService(cluster: resource.ClusterName, serviceName: resource.ServiceName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Cluster '{resource.ClusterName}'...");
errList.Add(ecs.DeleteClusterAsync(name: resource.ClusterName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
Console.WriteLine($"Destroying Metric Alarm '{resource.ELBHealthyMetricAlarmName}'...");
errList.Add(cw.DeleteMetricAlarmAsync(resource.ELBHealthyMetricAlarmName, throwIfNotFound: false)
.TryCatchRetryAsync(maxRepeats: maxRepeats, delay: delay_ms)
.CatchExceptionAsync(catchDisable: catchDisable).Result.PrintResult());
if (throwOnFailure && errList.Any(x => x != null))
{
throw new AggregateException("Failed Fargate Resource Destruction", errList.ToArray());
}
return(errList);
}
private static void executeELB(string[] args)
{
var nArgs = CLIHelper.GetNamedArguments(args);
var elb = new ELBHelper();
var ec2 = new EC2Helper();
switch (args[1])
{
case "destroy-load-balancer":
elb.DestroyLoadBalancer(nArgs["name"], throwIfNotFound: true).Wait();
; break;
case "register-target-instance":
{
var tgName = nArgs["tg-name"];
var instanceName = nArgs["instance"];
var port = nArgs["port"].ToInt32();
var tg = elb.GetTargetGroupByNameAsync(
targetGroupName: tgName,
throwIfNotFound: true).Result;
var instance = ec2.ListInstancesByName(name: instanceName,
stateExclude: new List <Amazon.EC2.InstanceStateName>()
{
Amazon.EC2.InstanceStateName.ShuttingDown,
Amazon.EC2.InstanceStateName.Terminated
}
).Result.SingleOrDefault();
if (instance == null)
{
throw new Exception($"Could not find instance with name '{instanceName}' or found more then one.");
}
var result = elb.RegisterTargetAsync(tg, instance, port: port).Result;
Console.WriteLine($"Successfully Registered Instance '{instance.InstanceId}' into Target Group '{tg.TargetGroupArn}', response metadata: {result.ResponseMetadata?.JsonSerialize() ?? "undefined"}");
}
; break;
case "deregister-target-instance":
{
var tgName = nArgs["tg-name"];
var instanceName = nArgs["instance"];
var tg = elb.GetTargetGroupByNameAsync(
targetGroupName: tgName,
throwIfNotFound: true).Result;
var instance = ec2.ListInstancesByName(name: instanceName,
stateExclude: new List <Amazon.EC2.InstanceStateName>()
{
Amazon.EC2.InstanceStateName.ShuttingDown,
Amazon.EC2.InstanceStateName.Terminated
}
).Result.SingleOrDefault();
if (instance == null)
{
throw new Exception($"Could not find instance with name '{instanceName}' or found more then one.");
}
var result = elb.DeregisterTargetAsync(tg, instance).Result;
Console.WriteLine($"Successfully Deregistered Instance '{instance.InstanceId}' from Target Group '{tg.TargetGroupArn}', response metadata: {result.ResponseMetadata?.JsonSerialize() ?? "undefined"}");
}
; break;
case "help":
case "--help":
case "-help":
case "-h":
case "h":
HelpPrinter($"{args[0]}", "Amazon Elastic Load Balancer",
("destroy-load-balancer", "Accepts params: name"),
("register-target-instance", "Accepts params: tg-name, instance, port"),
("deregister-target-instance", "Accepts params: tg-name, instance"));
break;
default: throw new Exception($"Unknown ELB command: '{args[1]}'");
}
}