public void RequiredNoIdentifiersCached()
{
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config);
var executionContext = CreateExecutionContext(client, config, true, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(1, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
var endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, "https://test123.amazonaws.com/shared/"));
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(2, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, "https://test123.amazonaws.com/shared/"));
}
private ExecutionContext CreateExecutionContext(EndpointDiscoveryTestClient client, AmazonDynamoDBConfig config,
bool required, SortedDictionary <string, string> identifiers)
{
var request = new CreateTableRequest();
var options = new InvokeOptions();
options.RequestMarshaller = new CreateTableRequestMarshaller();
options.EndpointDiscoveryMarshaller = new TestEndpointDiscoveryMarshaller(required, identifiers);
client.SetOptionsEndpointOperation(options);
var credentials = new ImmutableCredentials(AWS_ACCESS_KEY_ID, "test", "test");
var executionContext = new ExecutionContext(
new RequestContext(true, new NullSigner())
{
ClientConfig = config,
Request = options.RequestMarshaller.Marshall(request),
ImmutableCredentials = credentials,
OriginalRequest = request,
Options = options
},
new ResponseContext()
);
return(executionContext);
}
public void RequiredWithIdentifiersCached()
{
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config);
SortedDictionary <string, string> identifiers = new SortedDictionary <string, string>();
identifiers.Add(IDENTIFIER_NAME, "test");
var executionContext = CreateExecutionContext(client, config, true, identifiers);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/CreateTable",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(1, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
var endpoints = client.WaitForCachedValue(CACHEKEY_IDENTIFIERS);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, "https://test123.amazonaws.com/shared/CreateTable"));
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/CreateTable",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(2, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
}
public void RequiredNoIdentifiersEvictCache()
{
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config);
var executionContext = CreateExecutionContext(client, config, true, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(1, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
var endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, "https://test123.amazonaws.com/shared/"));
//Eviction happens on a invalid endpoint exception. In this case the endpoint is currently set to the invalid endpoint.
executionContext.RequestContext.Request.Endpoint = new Uri("https://test123.amazonaws.com/shared/");
EndpointDiscoveryHandler.EvictCacheKeyForRequest(executionContext.RequestContext, null);
Assert.IsNull(executionContext.RequestContext.Request.Endpoint);
Assert.AreEqual(2, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(0, client.CacheCount);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual("https://test123.amazonaws.com/shared/",
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(3, client.EndpointOperationCallCount);
Assert.AreEqual(2, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, "https://test123.amazonaws.com/shared/"));
}
public void CacheEvictionTestUsingEndpointDiscoveryCallStack()
{
var oldUtcNowSource = GetUtcNowSource();
var currentDateTime = new DateTime(2021, 1, 1, 0, 0, 0, DateTimeKind.Utc);
try
{
SetUtcNowSource(() => currentDateTime);
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config);
var executionContext = CreateExecutionContext(client, config, true, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual(1, client.CacheCount);
// Jump in the future so the endpoint we just cached will be evicted the next time we do discovery
SetUtcNowSource(() => currentDateTime.AddDays(1));
executionContext.RequestContext.ImmutableCredentials = new ImmutableCredentials("AWS_ACCESS_KEY_ID" + "2", "test2", "test2");
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
// First endpoint should be evicted, leaving us with only the second one
Assert.AreEqual(1, client.CacheCount);
}
finally
{
SetUtcNowSource(oldUtcNowSource);
}
}
public void NotRequiredEnabledNoIdentifiersNoWait()
{
var config = SetupConfig(true);
var client = new EndpointDiscoveryTestClient(config);
var executionContext = CreateExecutionContext(client, config, false, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
//Verify the endpoint has not been touched by the endpoint discovery resolver
Assert.IsNull(executionContext.RequestContext.Request.Endpoint);
}
public void NotRequiredEnabledHasIdentifiersNoWait()
{
var config = SetupConfig(true);
var client = new EndpointDiscoveryTestClient(config);
SortedDictionary <string, string> identifiers = new SortedDictionary <string, string>();
identifiers.Add(IDENTIFIER_NAME, "test");
var executionContext = CreateExecutionContext(client, config, false, identifiers);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
//Verify the endpoint has not been touched by the endpoint discovery resolver
Assert.IsNull(executionContext.RequestContext.Request.Endpoint);
}
public void RequiredNoIdentifiers(string endpoint, string expectedEndpoint)
{
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config, baseUrl: endpoint);
var executionContext = CreateExecutionContext(client, config, true, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
Assert.AreEqual(expectedEndpoint,
executionContext.RequestContext.Request.Endpoint.ToString());
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
var endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, expectedEndpoint));
}
public void NotRequiredNoIdentifiersFailedDiscoveryWait()
{
var config = SetupConfig(true);
var client = new EndpointDiscoveryTestClient(config, true);
var executionContext = CreateExecutionContext(client, config, false, null);
EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false);
var endpoints = client.WaitForCachedValue(CACHEKEY);
Assert.IsNotNull(endpoints);
Assert.IsTrue(HasEndpointAddress(endpoints, null));
Assert.AreEqual(1, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(1, client.CacheCount);
}
public void RequiredNoIdentifiersFailedDiscovery()
{
var config = SetupConfig();
var client = new EndpointDiscoveryTestClient(config, true);
SortedDictionary <string, string> identifiers = new SortedDictionary <string, string>();
identifiers.Add(IDENTIFIER_NAME, "test");
var executionContext = CreateExecutionContext(client, config, true, identifiers);
Utils.AssertExceptionExpected(
() => { EndpointDiscoveryHandler.DiscoverEndpoints(executionContext.RequestContext, false); },
typeof(AmazonClientException));
Assert.AreEqual(1, client.EndpointOperationCallCount);
Assert.AreEqual(1, client.FetchCallCount);
Assert.AreEqual(0, client.CacheCount);
}
