public override void Invoke(AWSCredentials creds, RegionEndpoint region, int maxItems)
{
AmazonServiceDiscoveryConfig config = new AmazonServiceDiscoveryConfig();
config.RegionEndpoint = region;
ConfigureClient(config);
AmazonServiceDiscoveryClient client = new AmazonServiceDiscoveryClient(creds, config);
ListNamespacesResponse resp = new ListNamespacesResponse();
do
{
ListNamespacesRequest req = new ListNamespacesRequest
{
NextToken = resp.NextToken
,
MaxResults = maxItems
};
resp = client.ListNamespaces(req);
CheckError(resp.HttpStatusCode, "200");
foreach (var obj in resp.Namespaces)
{
AddObject(obj);
}
}while (!string.IsNullOrEmpty(resp.NextToken));
}
private void DiscoverServiceUrl()
{
if (environment.IsDevelopment())
{
SetDefaultUrl();
}
else
{
var serviceDiscoveryClient = new AmazonServiceDiscoveryClient(Amazon.RegionEndpoint.EUWest2);
var task = serviceDiscoveryClient.DiscoverInstancesAsync(new DiscoverInstancesRequest
{
ServiceName = "advertapi",
NamespaceName = "WebAdvertisement",
});
task.Wait();
var instances = task.Result.Instances;
if (instances.Any())
{
var ipv4 = instances[0].Attributes["AWS_INSTANCE_IPV4"];
var port = instances[0].Attributes["AWS_INSTANCE_PORT"];
baseAddress = $"http://{ipv4}:{port}";
}
else
{
SetDefaultUrl();
}
}
}
public void ServiceDiscoveryCreateService()
{
#region example-create-service-1587235913584
var client = new AmazonServiceDiscoveryClient();
var response = client.CreateService(new CreateServiceRequest
{
CreatorRequestId = "567c1193-6b00-4308-bd57-ad38a8822d25",
DnsConfig = new DnsConfig {
DnsRecords = new List <DnsRecord> {
new DnsRecord {
TTL = 60,
Type = "A"
}
},
NamespaceId = "ns-ylexjili4cdxy3xm",
RoutingPolicy = "MULTIVALUE"
},
Name = "myservice",
NamespaceId = "ns-ylexjili4cdxy3xm"
});
Service service = response.Service;
#endregion
}
public void ServiceDiscoveryUpdateService()
{
#region updateservice-example-1590117830880
var client = new AmazonServiceDiscoveryClient();
var response = client.UpdateService(new UpdateServiceRequest
{
Id = "srv-e4anhexample0004",
Service = new ServiceChange {
DnsConfig = new DnsConfigChange {
DnsRecords = new List <DnsRecord> {
new DnsRecord {
TTL = 60,
Type = "A"
}
}
},
HealthCheckConfig = new HealthCheckConfig {
FailureThreshold = 2,
ResourcePath = "/",
Type = "HTTP"
}
}
});
string operationId = response.OperationId;
#endregion
}
public async Task <string> RegisterEc2Async(string serviceId, string instanceId, int port = 80)
{
const string ipv4Key = "AWS_INSTANCE_IPV4";
const string portKey = "AWS_INSTANCE_PORT";
if (string.IsNullOrEmpty(EC2InstanceMetadata.InstanceId))
{
throw new InvalidEnvironmentException();
}
var ipV4 = EC2InstanceMetadata.PrivateIpAddress;
var serviceClient = new AmazonServiceDiscoveryClient
(
new InstanceProfileAWSCredentials(),
EC2InstanceMetadata.Region
);
var registerResponse = await serviceClient.RegisterInstanceAsync(new RegisterInstanceRequest
{
InstanceId = instanceId,
ServiceId = serviceId,
Attributes = new Dictionary <string, string> {
{ ipv4Key, ipV4 }, { portKey, port.ToString() }
}
});
return(registerResponse.OperationId);
}
public AdvertApiClient(IConfiguration configuration, HttpClient client, IMapper mapper)
{
this._client = client;
this._mapper = mapper;
var discoveryClient = new AmazonServiceDiscoveryClient();
var discoveryTask = discoveryClient.DiscoverInstancesAsync(new DiscoverInstancesRequest {
ServiceName = "advertapi",
NamespaceName = "WebAdvertisement"
});
discoveryTask.Wait();
// This is just an example and it shouldnot be run from Constructor. best to have its own class
/*
* Service Discovery does not provide LB, so one thing you can do is to randomize
* this list, you can try to linq expiration to randomize and randomly pick up
* any instance just to scatter the load across all the instances
*/
var instances = discoveryTask.Result.Instances;
// how to get Ip
var ipv4 = instances[0].Attributes["AWS_INSTANCE_IPV4"];
var port = instances[0].Attributes["AWS_INSTANCE_PORT"];
// then use ipv4 and port to create base url
_baseAddress = configuration.GetSection("AdvertApi").GetValue <string>("BaseUrl");
_client.BaseAddress = new Uri(_baseAddress);
}
public BaseAmazonDiscoveryHttpClient(string serviceNamespace,
string serviceName,
AmazonConfiguration amazonConfiguration,
HttpClient client) : base(client)
{
var discoverClient = new AmazonServiceDiscoveryClient(amazonConfiguration.Credentials,
amazonConfiguration.RegionEndpoint);
var discoverInstanceRequest = new DiscoverInstancesRequest
{
ServiceName = serviceName,
NamespaceName = serviceNamespace,
HealthStatus = HealthStatus.HEALTHY.Value
};
var discoveryTask = discoverClient.DiscoverInstancesAsync(discoverInstanceRequest);
discoveryTask.Wait();
var instances = discoveryTask.Result.Instances;
var instance = instances.FirstOrDefault();
var ipv4 = instance.Attributes["AWS_INSTANCE_IPV4"];
var port = instance.Attributes["AWS_INSTANCE_PORT"];
_baseUrl = $"http://{ipv4}:{port}";
}
public void ServiceDiscoveryDeleteService()
{
#region example-delete-service-1587416462902
var client = new AmazonServiceDiscoveryClient();
var response = client.DeleteService(new DeleteServiceRequest
{
Id = "srv-p5zdwlg5uvvzjita"
});
#endregion
}
public void ServiceDiscoveryListServices()
{
#region example-list-services-1587236889840
var client = new AmazonServiceDiscoveryClient();
var response = client.ListServices(new ListServicesRequest
{
});
List <ServiceSummary> services = response.Services;
#endregion
}
public void ServiceDiscoveryListNamespaces()
{
#region example-list-namespaces-1587401553154
var client = new AmazonServiceDiscoveryClient();
var response = client.ListNamespaces(new ListNamespacesRequest
{
});
List <NamespaceSummary> namespaces = response.Namespaces;
#endregion
}
public void ServiceDiscoveryListTagsForResource()
{
#region listtagsforresource-example-1590093928416
var client = new AmazonServiceDiscoveryClient();
var response = client.ListTagsForResource(new ListTagsForResourceRequest
{
ResourceARN = "arn:aws:servicediscovery:us-east-1:123456789012:namespace/ns-ylexjili4cdxy3xm"
});
List <Tag> tags = response.Tags;
#endregion
}
public void ServiceDiscoveryGetNamespace()
{
#region getnamespace-example-1590115383708
var client = new AmazonServiceDiscoveryClient();
var response = client.GetNamespace(new GetNamespaceRequest
{
Id = "ns-e4anhexample0004"
});
Namespace awsNamespace = response.Namespace;
#endregion
}
protected IAmazonServiceDiscovery CreateClient(AWSCredentials credentials, RegionEndpoint region)
{
var config = new AmazonServiceDiscoveryConfig {
RegionEndpoint = region
};
Amazon.PowerShell.Utils.Common.PopulateConfig(this, config);
this.CustomizeClientConfig(config);
var client = new AmazonServiceDiscoveryClient(credentials, config);
client.BeforeRequestEvent += RequestEventHandler;
client.AfterResponseEvent += ResponseEventHandler;
return(client);
}
public void ServiceDiscoveryListInstances()
{
#region example-list-service-instances-1587236237008
var client = new AmazonServiceDiscoveryClient();
var response = client.ListInstances(new ListInstancesRequest
{
ServiceId = "srv-qzpwvt2tfqcegapy"
});
List <InstanceSummary> instances = response.Instances;
#endregion
}
public void ServiceDiscoveryGetService()
{
#region getservice-example-1590117234294
var client = new AmazonServiceDiscoveryClient();
var response = client.GetService(new GetServiceRequest
{
Id = "srv-e4anhexample0004"
});
Service service = response.Service;
#endregion
}
public void ServiceDiscoveryGetOperation()
{
#region example-get-operation-result-1587073807124
var client = new AmazonServiceDiscoveryClient();
var response = client.GetOperation(new GetOperationRequest
{
OperationId = "gv4g5meo7ndmeh4fqskygvk23d2fijwa-k9302yzd"
});
Operation operation = response.Operation;
#endregion
}
public void ServiceDiscoveryDeleteNamespace()
{
#region example-delete-namespace-1587416093508
var client = new AmazonServiceDiscoveryClient();
var response = client.DeleteNamespace(new DeleteNamespaceRequest
{
Id = "ns-ylexjili4cdxy3xm"
});
string operationId = response.OperationId;
#endregion
}
public void ServiceDiscoveryGetInstancesHealthStatus()
{
#region getinstanceshealthstatus-example-1590115176146
var client = new AmazonServiceDiscoveryClient();
var response = client.GetInstancesHealthStatus(new GetInstancesHealthStatusRequest
{
ServiceId = "srv-e4anhexample0004"
});
Dictionary <string, string> status = response.Status;
#endregion
}
public void ServiceDiscoveryUpdateInstanceCustomHealthStatus()
{
#region updateinstancecustomhealthstatus-example-1590118408574
var client = new AmazonServiceDiscoveryClient();
var response = client.UpdateInstanceCustomHealthStatus(new UpdateInstanceCustomHealthStatusRequest
{
InstanceId = "i-abcd1234",
ServiceId = "srv-e4anhexample0004",
Status = "HEALTHY"
});
#endregion
}
public void ServiceDiscoveryDeregisterInstance()
{
#region example-deregister-a-service-instance-1587416305738
var client = new AmazonServiceDiscoveryClient();
var response = client.DeregisterInstance(new DeregisterInstanceRequest
{
InstanceId = "myservice-53",
ServiceId = "srv-p5zdwlg5uvvzjita"
});
string operationId = response.OperationId;
#endregion
}
public void ServiceDiscoveryGetInstance()
{
#region getinstance-example-1590115065598
var client = new AmazonServiceDiscoveryClient();
var response = client.GetInstance(new GetInstanceRequest
{
InstanceId = "i-abcd1234",
ServiceId = "srv-e4anhexample0004"
});
Instance instance = response.Instance;
#endregion
}
public void ServiceDiscoveryCreateHttpNamespace()
{
#region createhttpnamespace-example-1590114811304
var client = new AmazonServiceDiscoveryClient();
var response = client.CreateHttpNamespace(new CreateHttpNamespaceRequest
{
CreatorRequestId = "example-creator-request-id-0001",
Description = "Example.com AWS Cloud Map HTTP Namespace",
Name = "example-http.com"
});
string operationId = response.OperationId;
#endregion
}
public void ServiceDiscoveryCreatePublicDnsNamespace()
{
#region createpublicdnsnamespace-example-1590114940910
var client = new AmazonServiceDiscoveryClient();
var response = client.CreatePublicDnsNamespace(new CreatePublicDnsNamespaceRequest
{
CreatorRequestId = "example-creator-request-id-0003",
Description = "Example.com AWS Cloud Map Public DNS Namespace",
Name = "example-public-dns.com"
});
string operationId = response.OperationId;
#endregion
}
public void ServiceDiscoveryCreatePrivateDnsNamespace()
{
#region example-create-private-dns-namespace-1587058592930
var client = new AmazonServiceDiscoveryClient();
var response = client.CreatePrivateDnsNamespace(new CreatePrivateDnsNamespaceRequest
{
CreatorRequestId = "eedd6892-50f3-41b2-8af9-611d6e1d1a8c",
Name = "example.com",
Vpc = "vpc-1c56417b"
});
string operationId = response.OperationId;
#endregion
}
public void ServiceDiscoveryDiscoverInstances()
{
#region example-discover-registered-instances-1587236343568
var client = new AmazonServiceDiscoveryClient();
var response = client.DiscoverInstances(new DiscoverInstancesRequest
{
HealthStatus = "ALL",
MaxResults = 10,
NamespaceName = "example.com",
ServiceName = "myservice"
});
List <HttpInstanceSummary> instances = response.Instances;
#endregion
}
public void ServiceDiscoveryUntagResource()
{
#region untagresource-example-1590094024672
var client = new AmazonServiceDiscoveryClient();
var response = client.UntagResource(new UntagResourceRequest
{
ResourceARN = "arn:aws:servicediscovery:us-east-1:123456789012:namespace/ns-ylexjili4cdxy3xm",
TagKeys = new List <string> {
"Project",
"Department"
}
});
#endregion
}
public void ServiceDiscoveryRegisterInstance()
{
#region example-register-instance-1587236116314
var client = new AmazonServiceDiscoveryClient();
var response = client.RegisterInstance(new RegisterInstanceRequest
{
Attributes = new Dictionary <string, string> {
{ "AWS_INSTANCE_IPV4", "172.2.1.3" },
{ "AWS_INSTANCE_PORT", "808" }
},
CreatorRequestId = "7a48a98a-72e6-4849-bfa7-1a458e030d7b",
InstanceId = "myservice-53",
ServiceId = "srv-p5zdwlg5uvvzjita"
});
string operationId = response.OperationId;
#endregion
}
public AdvertApiClient(IConfiguration configuration, HttpClient client, IMapper mapper)
{
_client = client;
_mapper = mapper;
var discoveryClient = new AmazonServiceDiscoveryClient();
var discoveryTask = discoveryClient.DiscoverInstancesAsync(new DiscoverInstancesRequest()
{
ServiceName = "AdvertAPI",
NamespaceName = "WebAdvertisement",
});
discoveryTask.GetAwaiter();
var instances = discoveryTask.Result.Instances;
var ipv4 = instances[0].Attributes["AWS_INSTANCE_IPV4"];
var port = instances[0].Attributes["AWS_INSTANCE_PORT"];
_baseAddress = configuration.GetSection("AdvertApi").GetValue <string>("BaseUrl");
}
private async Task RegisterToCloudMap()
{
const string serviceId = "srv-ym7ek4whzb5yspdc";
var instanceId = EC2InstanceMetadata.InstanceId;
if (!string.IsNullOrEmpty(instanceId))
{
var ipv4 = EC2InstanceMetadata.PrivateIpAddress;
var client = new AmazonServiceDiscoveryClient();
await client.RegisterInstanceAsync(new RegisterInstanceRequest
{
InstanceId = instanceId,
ServiceId = serviceId,
Attributes = new Dictionary <string, string>
{
{ "AWS_INSTANCE_IPV4", ipv4 },
{ "AWS_INSTANCE_PORT", "80" }
}
});
}
}
private async Task RegisterToCloudMap()
{
var instanceId = EC2InstanceMetadata.InstanceId;
string serviceId = Configuration.GetValue <string>("ServiceId");
if (!string.IsNullOrEmpty(instanceId))
{
var ipv4 = EC2InstanceMetadata.PrivateIpAddress;
var client = new AmazonServiceDiscoveryClient(Amazon.RegionEndpoint.EUWest2);
await client.RegisterInstanceAsync(new RegisterInstanceRequest
{
ServiceId = serviceId,
InstanceId = instanceId,
Attributes = new Dictionary <string, string>()
{
{ "AWS_INSTANCE_IPV4", ipv4 }, { "AWS_INSTANCE_PORT", "80" }
}
});
}
}
