public async Task TestEdgeHubConnection()
{
const string EdgeDeviceId = "testHubEdgeDevice1";
var twinMessageConverter = new TwinMessageConverter();
var twinCollectionMessageConverter = new TwinCollectionMessageConverter();
var messageConverterProvider = new MessageConverterProvider(
new Dictionary <Type, IMessageConverter>()
{
{ typeof(Client.Message), new DeviceClientMessageConverter() },
{ typeof(Twin), twinMessageConverter },
{ typeof(TwinCollection), twinCollectionMessageConverter }
});
var cloudConnectionProvider = new CloudConnectionProvider(messageConverterProvider, 1, new ClientProvider(), Option.None <UpstreamProtocol>(), Mock.Of <ITokenProvider>(), Mock.Of <IDeviceScopeIdentitiesCache>(), TimeSpan.FromMinutes(60), true);
var credentialsCache = Mock.Of <ICredentialsCache>();
var connectionManager = new ConnectionManager(cloudConnectionProvider, credentialsCache, EdgeDeviceId, EdgeHubModuleId);
string iotHubConnectionString = await SecretsHelper.GetSecretFromConfigKey("iotHubConnStrKey");
Devices.IotHubConnectionStringBuilder iotHubConnectionStringBuilder = Devices.IotHubConnectionStringBuilder.Create(iotHubConnectionString);
RegistryManager registryManager = RegistryManager.CreateFromConnectionString(iotHubConnectionString);
await registryManager.OpenAsync();
(string edgeDeviceId, string deviceConnStr) = await RegistryManagerHelper.CreateDevice(EdgeDeviceId, iotHubConnectionString, registryManager, true, false);
try
{
string iothubHostName = iotHubConnectionStringBuilder.HostName;
var identityFactory = new ClientCredentialsFactory(iothubHostName);
string edgeHubConnectionString = $"{deviceConnStr};ModuleId={EdgeHubModuleId}";
IClientCredentials edgeHubCredentials = identityFactory.GetWithConnectionString(edgeHubConnectionString);
Mock.Get(credentialsCache)
.Setup(c => c.Get(edgeHubCredentials.Identity))
.ReturnsAsync(Option.Some(edgeHubCredentials));
Assert.NotNull(edgeHubCredentials);
Assert.NotNull(edgeHubCredentials.Identity);
// Set Edge hub desired properties
await this.SetDesiredProperties(registryManager, edgeDeviceId);
var endpointFactory = new EndpointFactory(connectionManager, new RoutingMessageConverter(), edgeDeviceId);
var routeFactory = new EdgeRouteFactory(endpointFactory);
var dbStoreProvider = new InMemoryDbStoreProvider();
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
IEntityStore <string, TwinInfo> twinStore = storeProvider.GetEntityStore <string, TwinInfo>("twins");
var twinManager = new TwinManager(connectionManager, twinCollectionMessageConverter, twinMessageConverter, Option.Some(twinStore));
var routerConfig = new RouterConfig(Enumerable.Empty <Route>());
TimeSpan defaultTimeout = TimeSpan.FromSeconds(60);
var endpointExecutorFactory = new SyncEndpointExecutorFactory(new EndpointExecutorConfig(defaultTimeout, new FixedInterval(0, TimeSpan.FromSeconds(1)), defaultTimeout, true));
Router router = await Router.CreateAsync(Guid.NewGuid().ToString(), iothubHostName, routerConfig, endpointExecutorFactory);
IInvokeMethodHandler invokeMethodHandler = new InvokeMethodHandler(connectionManager);
IEdgeHub edgeHub = new RoutingEdgeHub(router, new RoutingMessageConverter(), connectionManager, twinManager, edgeDeviceId, invokeMethodHandler, Mock.Of <IDeviceConnectivityManager>());
cloudConnectionProvider.BindEdgeHub(edgeHub);
var versionInfo = new VersionInfo("v1", "b1", "c1");
// Create Edge Hub connection
EdgeHubConnection edgeHubConnection = await EdgeHubConnection.Create(
edgeHubCredentials.Identity,
edgeHub,
twinManager,
connectionManager,
routeFactory,
twinCollectionMessageConverter,
twinMessageConverter,
versionInfo,
new NullDeviceScopeIdentitiesCache()
);
await Task.Delay(TimeSpan.FromMinutes(1));
// Get and Validate EdgeHubConfig
Option <EdgeHubConfig> edgeHubConfigOption = await edgeHubConnection.GetConfig();
Assert.True(edgeHubConfigOption.HasValue);
EdgeHubConfig edgeHubConfig = edgeHubConfigOption.OrDefault();
Assert.Equal("1.0", edgeHubConfig.SchemaVersion);
Assert.NotNull(edgeHubConfig.Routes);
Assert.NotNull(edgeHubConfig.StoreAndForwardConfiguration);
Assert.Equal(20, edgeHubConfig.StoreAndForwardConfiguration.TimeToLiveSecs);
List <(string Name, string Value, Route Route)> routes = edgeHubConfig.Routes.ToList();
Assert.Equal(4, routes.Count);
(string Name, string Value, Route Route)route1 = routes[0];
Assert.NotNull(route1);
Assert.True(route1.Route.Endpoints.First().GetType() == typeof(CloudEndpoint));
Assert.Equal("route1", route1.Name);
Assert.Equal("from /* INTO $upstream", route1.Value);
(string Name, string Value, Route Route)route2 = routes[1];
Assert.NotNull(route2);
Endpoint endpoint = route2.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module2/input1", endpoint.Id);
Assert.Equal("route2", route2.Name);
Assert.Equal("from /modules/module1 INTO BrokeredEndpoint(\"/modules/module2/inputs/input1\")", route2.Value);
(string Name, string Value, Route Route)route3 = routes[2];
Assert.NotNull(route3);
endpoint = route3.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module3/input1", endpoint.Id);
Assert.Equal("route3", route3.Name);
Assert.Equal("from /modules/module2 INTO BrokeredEndpoint(\"/modules/module3/inputs/input1\")", route3.Value);
(string Name, string Value, Route Route)route4 = routes[3];
Assert.NotNull(route4);
endpoint = route4.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module4/input1", endpoint.Id);
Assert.Equal("route4", route4.Name);
Assert.Equal("from /modules/module3 INTO BrokeredEndpoint(\"/modules/module4/inputs/input1\")", route4.Value);
// Make sure reported properties were updated appropriately
EdgeHubConnection.ReportedProperties reportedProperties = await this.GetReportedProperties(registryManager, edgeDeviceId);
Assert.Equal(200, reportedProperties.LastDesiredStatus.Code);
Assert.NotNull(reportedProperties.Clients);
Assert.Equal(0, reportedProperties.Clients.Count);
Assert.Equal("1.0", reportedProperties.SchemaVersion);
Assert.Equal(versionInfo, reportedProperties.VersionInfo);
// Simulate a module and a downstream device that connects to Edge Hub.
string moduleId = "module1";
string sasToken = TokenHelper.CreateSasToken($"{iothubHostName}/devices/{edgeDeviceId}/modules/{moduleId}");
string moduleConnectionstring = $"HostName={iothubHostName};DeviceId={edgeDeviceId};ModuleId={moduleId};SharedAccessSignature={sasToken}";
IClientCredentials moduleClientCredentials = identityFactory.GetWithConnectionString(moduleConnectionstring);
var moduleProxy = Mock.Of <IDeviceProxy>(d => d.IsActive);
string downstreamDeviceId = "device1";
sasToken = TokenHelper.CreateSasToken($"{iothubHostName}/devices/{downstreamDeviceId}");
string downstreamDeviceConnectionstring = $"HostName={iothubHostName};DeviceId={downstreamDeviceId};SharedAccessSignature={sasToken}";
IClientCredentials downstreamDeviceCredentials = identityFactory.GetWithConnectionString(downstreamDeviceConnectionstring);
var downstreamDeviceProxy = Mock.Of <IDeviceProxy>(d => d.IsActive);
// Connect the module and downstream device and make sure the reported properties are updated as expected.
await connectionManager.AddDeviceConnection(moduleClientCredentials.Identity, moduleProxy);
await connectionManager.AddDeviceConnection(downstreamDeviceCredentials.Identity, downstreamDeviceProxy);
string moduleIdKey = $"{edgeDeviceId}/{moduleId}";
await Task.Delay(TimeSpan.FromSeconds(10));
reportedProperties = await this.GetReportedProperties(registryManager, edgeDeviceId);
Assert.Equal(2, reportedProperties.Clients.Count);
Assert.Equal(ConnectionStatus.Connected, reportedProperties.Clients[moduleIdKey].Status);
Assert.NotNull(reportedProperties.Clients[moduleIdKey].LastConnectedTimeUtc);
Assert.Null(reportedProperties.Clients[moduleIdKey].LastDisconnectTimeUtc);
Assert.Equal(ConnectionStatus.Connected, reportedProperties.Clients[downstreamDeviceId].Status);
Assert.NotNull(reportedProperties.Clients[downstreamDeviceId].LastConnectedTimeUtc);
Assert.Null(reportedProperties.Clients[downstreamDeviceId].LastDisconnectTimeUtc);
Assert.Equal(200, reportedProperties.LastDesiredStatus.Code);
Assert.Equal("1.0", reportedProperties.SchemaVersion);
Assert.Equal(versionInfo, reportedProperties.VersionInfo);
// Update desired propertied and make sure callback is called with valid values
bool callbackCalled = false;
Task ConfigUpdatedCallback(EdgeHubConfig updatedConfig)
{
Assert.NotNull(updatedConfig);
Assert.NotNull(updatedConfig.StoreAndForwardConfiguration);
Assert.NotNull(updatedConfig.Routes);
routes = updatedConfig.Routes.ToList();
Assert.Equal(4, routes.Count);
route1 = routes[0];
Assert.NotNull(route1);
Assert.True(route1.Route.Endpoints.First().GetType() == typeof(CloudEndpoint));
Assert.Equal("route1", route1.Name);
Assert.Equal("from /* INTO $upstream", route1.Value);
route2 = routes[1];
Assert.NotNull(route2);
endpoint = route2.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module2/input1", endpoint.Id);
Assert.Equal("route2", route2.Name);
Assert.Equal("from /modules/module1 INTO BrokeredEndpoint(\"/modules/module2/inputs/input1\")", route2.Value);
route3 = routes[2];
Assert.NotNull(route3);
endpoint = route3.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module5/input1", endpoint.Id);
Assert.Equal("route4", route3.Name);
Assert.Equal("from /modules/module3 INTO BrokeredEndpoint(\"/modules/module5/inputs/input1\")", route3.Value);
route4 = routes[3];
Assert.NotNull(route4);
endpoint = route4.Route.Endpoints.First();
Assert.True(endpoint.GetType() == typeof(ModuleEndpoint));
Assert.Equal($"{edgeDeviceId}/module6/input1", endpoint.Id);
Assert.Equal("route5", route4.Name);
Assert.Equal("from /modules/module5 INTO BrokeredEndpoint(\"/modules/module6/inputs/input1\")", route4.Value);
callbackCalled = true;
return(Task.CompletedTask);
}
edgeHubConnection.SetConfigUpdatedCallback(ConfigUpdatedCallback);
await this.UpdateDesiredProperties(registryManager, edgeDeviceId);
await Task.Delay(TimeSpan.FromSeconds(5));
Assert.True(callbackCalled);
reportedProperties = await this.GetReportedProperties(registryManager, edgeDeviceId);
Assert.Equal(200, reportedProperties.LastDesiredStatus.Code);
Assert.NotNull(reportedProperties.Clients);
Assert.Equal(2, reportedProperties.Clients.Count);
Assert.Equal("1.0", reportedProperties.SchemaVersion);
Assert.Equal(versionInfo, reportedProperties.VersionInfo);
// Disconnect the downstream device and make sure the reported properties are updated as expected.
await connectionManager.RemoveDeviceConnection(moduleIdKey);
await connectionManager.RemoveDeviceConnection(downstreamDeviceId);
await Task.Delay(TimeSpan.FromSeconds(10));
reportedProperties = await this.GetReportedProperties(registryManager, edgeDeviceId);
Assert.Equal(1, reportedProperties.Clients.Count);
Assert.True(reportedProperties.Clients.ContainsKey(moduleIdKey));
Assert.False(reportedProperties.Clients.ContainsKey(downstreamDeviceId));
Assert.Equal(ConnectionStatus.Disconnected, reportedProperties.Clients[moduleIdKey].Status);
Assert.NotNull(reportedProperties.Clients[moduleIdKey].LastConnectedTimeUtc);
Assert.NotNull(reportedProperties.Clients[moduleIdKey].LastDisconnectTimeUtc);
Assert.Equal(200, reportedProperties.LastDesiredStatus.Code);
Assert.Equal("1.0", reportedProperties.SchemaVersion);
Assert.Equal(versionInfo, reportedProperties.VersionInfo);
// If the edge hub restarts, clear out the connected devices in the reported properties.
await EdgeHubConnection.Create(edgeHubCredentials.Identity, edgeHub, twinManager, connectionManager, routeFactory, twinCollectionMessageConverter, twinMessageConverter, versionInfo,
new NullDeviceScopeIdentitiesCache());
await Task.Delay(TimeSpan.FromMinutes(1));
reportedProperties = await this.GetReportedProperties(registryManager, edgeDeviceId);
Assert.Null(reportedProperties.Clients);
Assert.Equal("1.0", reportedProperties.SchemaVersion);
Assert.Equal(versionInfo, reportedProperties.VersionInfo);
}
finally
{
try
{
await RegistryManagerHelper.RemoveDevice(edgeDeviceId, registryManager);
}
catch (Exception)
{
// ignored
}
}
}
protected override void Load(ContainerBuilder builder)
{
// IMessageConverter<IRoutingMessage>
builder.Register(c => new RoutingMessageConverter())
.As <Core.IMessageConverter <IRoutingMessage> >()
.SingleInstance();
// IRoutingPerfCounter
builder.Register(
c =>
{
Routing.PerfCounter = NullRoutingPerfCounter.Instance;
return(Routing.PerfCounter);
})
.As <IRoutingPerfCounter>()
.AutoActivate()
.SingleInstance();
// IRoutingUserAnalyticsLogger
builder.Register(
c =>
{
Routing.UserAnalyticsLogger = NullUserAnalyticsLogger.Instance;
return(Routing.UserAnalyticsLogger);
})
.As <IRoutingUserAnalyticsLogger>()
.AutoActivate()
.SingleInstance();
// IRoutingUserMetricLogger
builder.Register(
c =>
{
Routing.UserMetricLogger = NullRoutingUserMetricLogger.Instance;
return(Routing.UserMetricLogger);
})
.As <IRoutingUserMetricLogger>()
.AutoActivate()
.SingleInstance();
// IMessageConverter<Message>
builder.Register(c => new DeviceClientMessageConverter())
.As <Core.IMessageConverter <Message> >()
.SingleInstance();
// IMessageConverter<Twin>
builder.Register(c => new TwinMessageConverter())
.As <Core.IMessageConverter <Twin> >()
.SingleInstance();
// IMessageConverter<TwinCollection>
builder.Register(c => new TwinCollectionMessageConverter())
.As <Core.IMessageConverter <TwinCollection> >()
.SingleInstance();
// IMessageConverterProvider
builder.Register(
c => new MessageConverterProvider(
new Dictionary <Type, IMessageConverter>()
{
{ typeof(Message), c.Resolve <Core.IMessageConverter <Message> >() },
{ typeof(Twin), c.Resolve <Core.IMessageConverter <Twin> >() },
{ typeof(TwinCollection), c.Resolve <Core.IMessageConverter <TwinCollection> >() }
}))
.As <IMessageConverterProvider>()
.SingleInstance();
// IDeviceConnectivityManager
builder.Register(
c =>
{
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
IDeviceConnectivityManager deviceConnectivityManager = this.experimentalFeatures.DisableConnectivityCheck
? new NullDeviceConnectivityManager()
: new DeviceConnectivityManager(this.connectivityCheckFrequency, TimeSpan.FromMinutes(2), edgeHubCredentials.Identity) as IDeviceConnectivityManager;
return(deviceConnectivityManager);
})
.As <IDeviceConnectivityManager>()
.SingleInstance();
// IDeviceClientProvider
builder.Register(
c =>
{
IClientProvider underlyingClientProvider = new ClientProvider();
IClientProvider connectivityAwareClientProvider = new ConnectivityAwareClientProvider(underlyingClientProvider, c.Resolve <IDeviceConnectivityManager>());
return(connectivityAwareClientProvider);
})
.As <IClientProvider>()
.SingleInstance();
// Task<ICloudConnectionProvider>
builder.Register(
async c =>
{
var productInfoStore = await c.Resolve <Task <IProductInfoStore> >();
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
var clientProvider = c.Resolve <IClientProvider>();
var tokenProvider = c.ResolveNamed <ITokenProvider>("EdgeHubClientAuthTokenProvider");
var credentialsCacheTask = c.Resolve <Task <ICredentialsCache> >();
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
var deviceScopeIdentitiesCacheTask = c.Resolve <Task <IDeviceScopeIdentitiesCache> >();
var proxy = c.Resolve <Option <IWebProxy> >();
IDeviceScopeIdentitiesCache deviceScopeIdentitiesCache = await deviceScopeIdentitiesCacheTask;
ICredentialsCache credentialsCache = await credentialsCacheTask;
ICloudConnectionProvider cloudConnectionProvider = new CloudConnectionProvider(
messageConverterProvider,
this.connectionPoolSize,
clientProvider,
this.upstreamProtocol,
tokenProvider,
deviceScopeIdentitiesCache,
credentialsCache,
edgeHubCredentials.Identity,
this.cloudConnectionIdleTimeout,
this.closeCloudConnectionOnIdleTimeout,
this.operationTimeout,
this.useServerHeartbeat,
proxy,
productInfoStore);
return(cloudConnectionProvider);
})
.As <Task <ICloudConnectionProvider> >()
.SingleInstance();
// IIdentityProvider
builder.Register(_ => new IdentityProvider(this.iotHubName))
.As <IIdentityProvider>()
.SingleInstance();
// Task<IConnectionManager>
builder.Register(
async c =>
{
var cloudConnectionProviderTask = c.Resolve <Task <ICloudConnectionProvider> >();
var credentialsCacheTask = c.Resolve <Task <ICredentialsCache> >();
var identityProvider = c.Resolve <IIdentityProvider>();
var deviceConnectivityManager = c.Resolve <IDeviceConnectivityManager>();
ICloudConnectionProvider cloudConnectionProvider = await cloudConnectionProviderTask;
ICredentialsCache credentialsCache = await credentialsCacheTask;
IConnectionManager connectionManager = new ConnectionManager(
cloudConnectionProvider,
credentialsCache,
identityProvider,
deviceConnectivityManager,
this.maxConnectedClients,
this.closeCloudConnectionOnDeviceDisconnect);
return(connectionManager);
})
.As <Task <IConnectionManager> >()
.SingleInstance();
// Task<IEndpointFactory>
builder.Register(
async c =>
{
var messageConverter = c.Resolve <Core.IMessageConverter <IRoutingMessage> >();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(new EndpointFactory(connectionManager, messageConverter, this.edgeDeviceId, this.maxUpstreamBatchSize, this.upstreamFanOutFactor) as IEndpointFactory);
})
.As <Task <IEndpointFactory> >()
.SingleInstance();
// Task<RouteFactory>
builder.Register(async c => new EdgeRouteFactory(await c.Resolve <Task <IEndpointFactory> >()) as RouteFactory)
.As <Task <RouteFactory> >()
.SingleInstance();
// RouterConfig
builder.Register(c => new RouterConfig(Enumerable.Empty <Route>()))
.As <RouterConfig>()
.SingleInstance();
if (!this.isStoreAndForwardEnabled)
{
// EndpointExecutorConfig
builder.Register(
c =>
{
RetryStrategy defaultRetryStrategy = new FixedInterval(0, TimeSpan.FromSeconds(1));
TimeSpan defaultRevivePeriod = TimeSpan.FromHours(1);
TimeSpan defaultTimeout = TimeSpan.FromSeconds(60);
return(new EndpointExecutorConfig(defaultTimeout, defaultRetryStrategy, defaultRevivePeriod, true));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// IEndpointExecutorFactory
builder.Register(c => new SyncEndpointExecutorFactory(c.Resolve <EndpointExecutorConfig>()))
.As <IEndpointExecutorFactory>()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var endpointExecutorFactory = c.Resolve <IEndpointExecutorFactory>();
var routerConfig = c.Resolve <RouterConfig>();
Router router = await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory);
return(router);
})
.As <Task <Router> >()
.SingleInstance();
// Task<ITwinManager>
builder.Register(
async c =>
{
if (!this.useV1TwinManager)
{
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
ITwinManager twinManager = new PassThroughTwinManager(connectionManager, messageConverterProvider);
return(twinManager);
}
else
{
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(TwinManager.CreateTwinManager(connectionManager, messageConverterProvider, Option.None <IStoreProvider>()));
}
})
.As <Task <ITwinManager> >()
.SingleInstance();
}
else
{
// EndpointExecutorConfig
builder.Register(
c =>
{
// Endpoint executor config values -
// ExponentialBackoff - minBackoff = 1s, maxBackoff = 60s, delta (used to add randomness to backoff) - 1s (default)
// Num of retries = int.MaxValue(we want to keep retrying till the message is sent)
// Revive period - period for which the endpoint should be considered dead if it doesn't respond - 1 min (we want to try continuously till the message expires)
// Timeout - time for which we want for the ack from the endpoint = 30s
// TODO - Should the number of retries be tied to the Store and Forward ttl? Not
// doing that right now as that value can be changed at runtime, but these settings
// cannot. Need to make the number of retries dynamically configurable for that.
TimeSpan minWait = TimeSpan.FromSeconds(1);
TimeSpan maxWait = TimeSpan.FromSeconds(60);
TimeSpan delta = TimeSpan.FromSeconds(1);
int retries = int.MaxValue;
RetryStrategy retryStrategy = new ExponentialBackoff(retries, minWait, maxWait, delta);
TimeSpan timeout = TimeSpan.FromSeconds(30);
TimeSpan revivePeriod = TimeSpan.FromSeconds(30);
return(new EndpointExecutorConfig(timeout, retryStrategy, revivePeriod));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// Task<ICheckpointStore>
builder.Register(
async c =>
{
var dbStoreProvider = await c.Resolve <Task <IDbStoreProvider> >();
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
ICheckpointStore checkpointStore = CheckpointStore.Create(storeProvider);
return(checkpointStore);
})
.As <Task <ICheckpointStore> >()
.SingleInstance();
// Task<IMessageStore>
builder.Register(
async c =>
{
var checkpointStore = await c.Resolve <Task <ICheckpointStore> >();
var dbStoreProvider = await c.Resolve <Task <IDbStoreProvider> >();
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
IMessageStore messageStore = new MessageStore(storeProvider, checkpointStore, this.storeAndForwardConfiguration.TimeToLive, this.checkEntireQueueOnCleanup);
return(messageStore);
})
.As <Task <IMessageStore> >()
.SingleInstance();
// Task<IEndpointExecutorFactory>
builder.Register(
async c =>
{
var endpointExecutorConfig = c.Resolve <EndpointExecutorConfig>();
var messageStore = await c.Resolve <Task <IMessageStore> >();
IEndpointExecutorFactory endpointExecutorFactory = new StoringAsyncEndpointExecutorFactory(endpointExecutorConfig, new AsyncEndpointExecutorOptions(10, TimeSpan.FromSeconds(10)), messageStore);
return(endpointExecutorFactory);
})
.As <Task <IEndpointExecutorFactory> >()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var checkpointStore = await c.Resolve <Task <ICheckpointStore> >();
var routerConfig = c.Resolve <RouterConfig>();
var endpointExecutorFactory = await c.Resolve <Task <IEndpointExecutorFactory> >();
return(await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory, checkpointStore));
})
.As <Task <Router> >()
.SingleInstance();
// Task<ITwinManager>
builder.Register(
async c =>
{
if (this.useV1TwinManager)
{
var dbStoreProvider = await c.Resolve <Task <IDbStoreProvider> >();
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(TwinManager.CreateTwinManager(connectionManager, messageConverterProvider, Option.Some <IStoreProvider>(new StoreProvider(dbStoreProvider))));
}
else
{
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
var deviceConnectivityManager = c.Resolve <IDeviceConnectivityManager>();
var connectionManagerTask = c.Resolve <Task <IConnectionManager> >();
IEntityStore <string, TwinStoreEntity> entityStore = await this.GetTwinStore(c);
IConnectionManager connectionManager = await connectionManagerTask;
ITwinManager twinManager = StoringTwinManager.Create(
connectionManager,
messageConverterProvider,
entityStore,
deviceConnectivityManager,
new ReportedPropertiesValidator(),
this.minTwinSyncPeriod,
this.reportedPropertiesSyncFrequency);
return(twinManager);
}
})
.As <Task <ITwinManager> >()
.SingleInstance();
}
// IClientCredentials "EdgeHubCredentials"
builder.Register(
c =>
{
var identityFactory = c.Resolve <IClientCredentialsFactory>();
IClientCredentials edgeHubCredentials = this.connectionString.Map(cs => identityFactory.GetWithConnectionString(cs)).GetOrElse(
() => identityFactory.GetWithIotEdged(this.edgeDeviceId, this.edgeModuleId));
return(edgeHubCredentials);
})
.Named <IClientCredentials>("EdgeHubCredentials")
.SingleInstance();
// Task<IInvokeMethodHandler>
builder.Register(
async c =>
{
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(new InvokeMethodHandler(connectionManager) as IInvokeMethodHandler);
})
.As <Task <IInvokeMethodHandler> >()
.SingleInstance();
// Task<ISubscriptionProcessor>
builder.Register(
async c =>
{
var connectionManagerTask = c.Resolve <Task <IConnectionManager> >();
if (this.experimentalFeatures.DisableCloudSubscriptions)
{
return(new LocalSubscriptionProcessor(await connectionManagerTask) as ISubscriptionProcessor);
}
else
{
var invokeMethodHandlerTask = c.Resolve <Task <IInvokeMethodHandler> >();
var deviceConnectivityManager = c.Resolve <IDeviceConnectivityManager>();
IConnectionManager connectionManager = await connectionManagerTask;
IInvokeMethodHandler invokeMethodHandler = await invokeMethodHandlerTask;
return(new SubscriptionProcessor(connectionManager, invokeMethodHandler, deviceConnectivityManager) as ISubscriptionProcessor);
}
})
.As <Task <ISubscriptionProcessor> >()
.SingleInstance();
// Task<IEdgeHub>
builder.Register(
async c =>
{
var routingMessageConverter = c.Resolve <Core.IMessageConverter <IRoutingMessage> >();
var routerTask = c.Resolve <Task <Router> >();
var twinManagerTask = c.Resolve <Task <ITwinManager> >();
var invokeMethodHandlerTask = c.Resolve <Task <IInvokeMethodHandler> >();
var connectionManagerTask = c.Resolve <Task <IConnectionManager> >();
var subscriptionProcessorTask = c.Resolve <Task <ISubscriptionProcessor> >();
Router router = await routerTask;
ITwinManager twinManager = await twinManagerTask;
IConnectionManager connectionManager = await connectionManagerTask;
IInvokeMethodHandler invokeMethodHandler = await invokeMethodHandlerTask;
ISubscriptionProcessor subscriptionProcessor = await subscriptionProcessorTask;
IEdgeHub hub = new RoutingEdgeHub(
router,
routingMessageConverter,
connectionManager,
twinManager,
this.edgeDeviceId,
invokeMethodHandler,
subscriptionProcessor);
return(hub);
})
.As <Task <IEdgeHub> >()
.SingleInstance();
// Task<ConfigUpdater>
builder.Register(
async c =>
{
IMessageStore messageStore = this.isStoreAndForwardEnabled ? await c.Resolve <Task <IMessageStore> >() : null;
var storageSpaceChecker = c.Resolve <IStorageSpaceChecker>();
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
RouteFactory routeFactory = await c.Resolve <Task <RouteFactory> >();
Router router = await c.Resolve <Task <Router> >();
var twinManagerTask = c.Resolve <Task <ITwinManager> >();
var twinMessageConverter = c.Resolve <Core.IMessageConverter <Twin> >();
var twinManager = await twinManagerTask;
var configUpdater = new ConfigUpdater(router, messageStore, this.configUpdateFrequency, storageSpaceChecker);
return(configUpdater);
})
.As <Task <ConfigUpdater> >()
.SingleInstance();
// Task<IConfigSource>
builder.Register <Task <IConfigSource> >(
async c =>
{
RouteFactory routeFactory = await c.Resolve <Task <RouteFactory> >();
if (this.useTwinConfig)
{
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
var twinCollectionMessageConverter = c.Resolve <Core.IMessageConverter <TwinCollection> >();
var twinMessageConverter = c.Resolve <Core.IMessageConverter <Twin> >();
var twinManagerTask = c.Resolve <Task <ITwinManager> >();
var edgeHubTask = c.Resolve <Task <IEdgeHub> >();
ITwinManager twinManager = await twinManagerTask;
IEdgeHub edgeHub = await edgeHubTask;
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
IDeviceScopeIdentitiesCache deviceScopeIdentitiesCache = await c.Resolve <Task <IDeviceScopeIdentitiesCache> >();
var edgeHubConnection = await EdgeHubConnection.Create(
edgeHubCredentials.Identity,
edgeHub,
twinManager,
connectionManager,
routeFactory,
twinCollectionMessageConverter,
this.versionInfo,
deviceScopeIdentitiesCache);
return(new TwinConfigSource(edgeHubConnection, edgeHubCredentials.Identity.Id, this.versionInfo, twinManager, twinMessageConverter, twinCollectionMessageConverter, routeFactory));
}
else
{
return(new LocalConfigSource(routeFactory, this.routes, this.storeAndForwardConfiguration));
}
})
.As <Task <IConfigSource> >()
.SingleInstance();
// Task<IConnectionProvider>
builder.Register(
async c =>
{
var connectionManagerTask = c.Resolve <Task <IConnectionManager> >();
var edgeHubTask = c.Resolve <Task <IEdgeHub> >();
IConnectionManager connectionManager = await connectionManagerTask;
IEdgeHub edgeHub = await edgeHubTask;
IConnectionProvider connectionProvider = new ConnectionProvider(connectionManager, edgeHub, this.messageAckTimeout);
return(connectionProvider);
})
.As <Task <IConnectionProvider> >()
.SingleInstance();
base.Load(builder);
}
async Task <(IMessageConsumer, IMessageConsumer, NullBrokerConnector)> SetupEnvironment()
{
Routing.UserMetricLogger = NullRoutingUserMetricLogger.Instance;
Routing.PerfCounter = NullRoutingPerfCounter.Instance;
Routing.UserAnalyticsLogger = NullUserAnalyticsLogger.Instance;
var defaultRetryStrategy = new FixedInterval(5, TimeSpan.FromSeconds(5));
var defaultRevivePeriod = TimeSpan.FromHours(1);
var defaultTimeout = TimeSpan.FromSeconds(60);
var endpointExecutorConfig = new EndpointExecutorConfig(defaultTimeout, defaultRetryStrategy, defaultRevivePeriod, true);
var cloudProxyDispatcher = new BrokeredCloudProxyDispatcher();
var cloudConnectionProvider = new BrokeredCloudConnectionProvider(cloudProxyDispatcher);
var identityProvider = new IdentityProvider(iotHubName);
var deviceConnectivityManager = new BrokeredDeviceConnectivityManager(cloudProxyDispatcher);
var connectionManager = new ConnectionManager(cloudConnectionProvider, Mock.Of <ICredentialsCache>(), new IdentityProvider(iotHubName), deviceConnectivityManager);
var routingMessageConverter = new RoutingMessageConverter();
var routeFactory = new EdgeRouteFactory(new EndpointFactory(connectionManager, routingMessageConverter, edgeDeviceId, 10, 10));
var routesList = new[] { routeFactory.Create("FROM /messages INTO $upstream") };
var endpoints = routesList.Select(r => r.Endpoint);
var routerConfig = new RouterConfig(endpoints, routesList);
var dbStoreProvider = new InMemoryDbStoreProvider();
var storeProvider = new StoreProvider(dbStoreProvider);
var messageStore = new MessageStore(storeProvider, CheckpointStore.Create(storeProvider), TimeSpan.MaxValue, false, 1800);
var endpointExecutorFactory = new StoringAsyncEndpointExecutorFactory(endpointExecutorConfig, new AsyncEndpointExecutorOptions(1, TimeSpan.FromMilliseconds(10)), messageStore);
var router = await Router.CreateAsync(Guid.NewGuid().ToString(), iotHubName, routerConfig, endpointExecutorFactory);
var messageConverterProvider = new MessageConverterProvider(
new Dictionary <Type, IMessageConverter>()
{
{ typeof(Twin), new TwinMessageConverter() },
{ typeof(TwinCollection), new TwinCollectionMessageConverter() }
});
var twinManager = TwinManager.CreateTwinManager(connectionManager, messageConverterProvider, Option.None <IStoreProvider>());
var invokeMethodHandler = Mock.Of <IInvokeMethodHandler>();
var subscriptionProcessor = new SubscriptionProcessor(connectionManager, invokeMethodHandler, deviceConnectivityManager);
var edgeHub = new RoutingEdgeHub(router, routingMessageConverter, connectionManager, twinManager, edgeDeviceId, edgeModuleName, invokeMethodHandler, subscriptionProcessor, Mock.Of <IDeviceScopeIdentitiesCache>());
var brokerConnector = new NullBrokerConnector(cloudProxyDispatcher);
cloudProxyDispatcher.SetConnector(brokerConnector);
cloudProxyDispatcher.BindEdgeHub(edgeHub);
var connectionProvider = new ConnectionProvider(connectionManager, edgeHub, TimeSpan.FromSeconds(30));
var authenticator = new NullAuthenticator();
var edgeHubIdentity = new ModuleIdentity(iotHubName, edgeDeviceId, edgeModuleName);
var tokenCredentials = new TokenCredentials(edgeHubIdentity, "qwerty", "test-product", Option.Some("test-model"), Option.None <string>(), false);
var systemComponentProvider = new SystemComponentIdProvider(tokenCredentials);
var connectionHandler = default(ConnectionHandler);
connectionHandler = new ConnectionHandler(
Task.FromResult <IConnectionProvider>(connectionProvider),
Task.FromResult <IAuthenticator>(authenticator),
identityProvider,
systemComponentProvider,
DeviceProxyFactory);
DeviceProxy DeviceProxyFactory(IIdentity identity, bool isDirectClient)
{
return(new DeviceProxy(identity, isDirectClient, connectionHandler, Mock.Of <ITwinHandler>(), Mock.Of <IModuleToModuleMessageHandler>(), Mock.Of <ICloud2DeviceMessageHandler>(), Mock.Of <IDirectMethodHandler>()));
}
var cloud2DeviceMessageHandler = new Cloud2DeviceMessageHandler(connectionHandler);
var moduleToModuleMessageHandler = new ModuleToModuleMessageHandler(connectionHandler, identityProvider, new ModuleToModuleResponseTimeout(TimeSpan.FromSeconds(10)));
var directMethodHandler = new DirectMethodHandler(connectionHandler, identityProvider);
var twinHandler = new TwinHandler(connectionHandler, identityProvider);
var subscriptionChangeHandler = new SubscriptionChangeHandler(
cloud2DeviceMessageHandler,
moduleToModuleMessageHandler,
directMethodHandler,
twinHandler,
connectionHandler,
identityProvider);
return(subscriptionChangeHandler, cloudProxyDispatcher, brokerConnector);
}
protected override void Load(ContainerBuilder builder)
{
// IMessageConverter<IRoutingMessage>
builder.Register(c => new RoutingMessageConverter())
.As <Core.IMessageConverter <IRoutingMessage> >()
.SingleInstance();
// IRoutingPerfCounter
builder.Register(
c =>
{
Routing.PerfCounter = NullRoutingPerfCounter.Instance;
return(Routing.PerfCounter);
})
.As <IRoutingPerfCounter>()
.AutoActivate()
.SingleInstance();
// IRoutingUserAnalyticsLogger
builder.Register(
c =>
{
Routing.UserAnalyticsLogger = NullUserAnalyticsLogger.Instance;
return(Routing.UserAnalyticsLogger);
})
.As <IRoutingUserAnalyticsLogger>()
.AutoActivate()
.SingleInstance();
// IRoutingUserMetricLogger
builder.Register(
c =>
{
Routing.UserMetricLogger = NullRoutingUserMetricLogger.Instance;
return(Routing.UserMetricLogger);
})
.As <IRoutingUserMetricLogger>()
.AutoActivate()
.SingleInstance();
// IMessageConverter<Message>
builder.Register(c => new DeviceClientMessageConverter())
.As <Core.IMessageConverter <Message> >()
.SingleInstance();
// IMessageConverter<Twin>
builder.Register(c => new TwinMessageConverter())
.As <Core.IMessageConverter <Twin> >()
.SingleInstance();
// IMessageConverter<TwinCollection>
builder.Register(c => new TwinCollectionMessageConverter())
.As <Core.IMessageConverter <TwinCollection> >()
.SingleInstance();
// IMessageConverterProvider
builder.Register(
c => new MessageConverterProvider(new Dictionary <Type, IMessageConverter>()
{
{ typeof(Message), c.Resolve <Core.IMessageConverter <Message> >() },
{ typeof(Twin), c.Resolve <Core.IMessageConverter <Twin> >() },
{ typeof(TwinCollection), c.Resolve <Core.IMessageConverter <TwinCollection> >() }
}))
.As <IMessageConverterProvider>()
.SingleInstance();
// IDeviceConnectivityManager
builder.Register(
c =>
{
IDeviceConnectivityManager deviceConnectivityManager = new DeviceConnectivityManager(this.connectivityCheckFrequency, TimeSpan.FromMinutes(2));
return(deviceConnectivityManager);
})
.As <IDeviceConnectivityManager>()
.SingleInstance();
// IDeviceClientProvider
builder.Register(c =>
{
IClientProvider underlyingClientProvider = new ClientProvider();
IClientProvider connectivityAwareClientProvider = new ConnectivityAwareClientProvider(underlyingClientProvider, c.Resolve <IDeviceConnectivityManager>());
return(connectivityAwareClientProvider);
})
.As <IClientProvider>()
.SingleInstance();
// Task<ICloudConnectionProvider>
builder.Register(
async c =>
{
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
var clientProvider = c.Resolve <IClientProvider>();
var tokenProvider = c.ResolveNamed <ITokenProvider>("EdgeHubClientAuthTokenProvider");
IDeviceScopeIdentitiesCache deviceScopeIdentitiesCache = await c.Resolve <Task <IDeviceScopeIdentitiesCache> >();
ICloudConnectionProvider cloudConnectionProvider = new CloudConnectionProvider(
messageConverterProvider,
this.connectionPoolSize,
clientProvider,
this.upstreamProtocol,
tokenProvider,
deviceScopeIdentitiesCache,
TimeSpan.FromMinutes(60));
return(cloudConnectionProvider);
})
.As <Task <ICloudConnectionProvider> >()
.SingleInstance();
// Task<ICredentialsStore>
builder.Register(async c =>
{
if (this.cacheTokens)
{
IKeyValueStore <string, string> encryptedStore = await c.ResolveNamed <Task <IKeyValueStore <string, string> > >("EncryptedStore");
return(new TokenCredentialsStore(encryptedStore));
}
else
{
return(new NullCredentialsStore() as ICredentialsStore);
}
})
.As <Task <ICredentialsStore> >()
.SingleInstance();
// Task<IConnectionManager>
builder.Register(
async c =>
{
ICloudConnectionProvider cloudConnectionProvider = await c.Resolve <Task <ICloudConnectionProvider> >();
IConnectionManager connectionManager = new ConnectionManager(cloudConnectionProvider, this.maxConnectedClients);
return(connectionManager);
})
.As <Task <IConnectionManager> >()
.SingleInstance();
// Task<IEndpointFactory>
builder.Register(async c =>
{
var messageConverter = c.Resolve <Core.IMessageConverter <IRoutingMessage> >();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(new EndpointFactory(connectionManager, messageConverter, this.edgeDeviceId) as IEndpointFactory);
})
.As <Task <IEndpointFactory> >()
.SingleInstance();
// Task<RouteFactory>
builder.Register(async c => new EdgeRouteFactory(await c.Resolve <Task <IEndpointFactory> >()) as RouteFactory)
.As <Task <RouteFactory> >()
.SingleInstance();
// RouterConfig
builder.Register(c => new RouterConfig(Enumerable.Empty <Route>()))
.As <RouterConfig>()
.SingleInstance();
if (!this.isStoreAndForwardEnabled)
{
// EndpointExecutorConfig
builder.Register(
c =>
{
RetryStrategy defaultRetryStrategy = new FixedInterval(0, TimeSpan.FromSeconds(1));
TimeSpan defaultRevivePeriod = TimeSpan.FromHours(1);
TimeSpan defaultTimeout = TimeSpan.FromSeconds(60);
return(new EndpointExecutorConfig(defaultTimeout, defaultRetryStrategy, defaultRevivePeriod, true));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// IEndpointExecutorFactory
builder.Register(c => new SyncEndpointExecutorFactory(c.Resolve <EndpointExecutorConfig>()))
.As <IEndpointExecutorFactory>()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var endpointExecutorFactory = c.Resolve <IEndpointExecutorFactory>();
var routerConfig = c.Resolve <RouterConfig>();
Router router = await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory);
return(router);
})
.As <Task <Router> >()
.SingleInstance();
// Task<ITwinManager>
builder.Register(async c =>
{
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(TwinManager.CreateTwinManager(connectionManager, messageConverterProvider, Option.None <IStoreProvider>()));
})
.As <Task <ITwinManager> >()
.SingleInstance();
}
else
{
// EndpointExecutorConfig
builder.Register(
c =>
{
// Endpoint executor config values -
// ExponentialBackoff - minBackoff = 1s, maxBackoff = 60s, delta (used to add randomness to backoff) - 1s (default)
// Num of retries = int.MaxValue(we want to keep retrying till the message is sent)
// Revive period - period for which the endpoint should be considered dead if it doesn't respond - 1 min (we want to try continuously till the message expires)
// Timeout - time for which we want for the ack from the endpoint = 30s
// TODO - Should the number of retries be tied to the Store and Forward ttl? Not
// doing that right now as that value can be changed at runtime, but these settings
// cannot. Need to make the number of retries dynamically configurable for that.
TimeSpan minWait = TimeSpan.FromSeconds(1);
TimeSpan maxWait = TimeSpan.FromSeconds(60);
TimeSpan delta = TimeSpan.FromSeconds(1);
int retries = int.MaxValue;
RetryStrategy retryStrategy = new ExponentialBackoff(retries, minWait, maxWait, delta);
TimeSpan timeout = TimeSpan.FromSeconds(30);
TimeSpan revivePeriod = TimeSpan.FromSeconds(30);
return(new EndpointExecutorConfig(timeout, retryStrategy, revivePeriod));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// ICheckpointStore
builder.Register(c => CheckpointStore.Create(c.Resolve <IDbStoreProvider>()))
.As <ICheckpointStore>()
.SingleInstance();
// IMessageStore
builder.Register(
c =>
{
var checkpointStore = c.Resolve <ICheckpointStore>();
var dbStoreProvider = c.Resolve <IDbStoreProvider>();
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
IMessageStore messageStore = new MessageStore(storeProvider, checkpointStore, TimeSpan.MaxValue);
return(messageStore);
})
.As <IMessageStore>()
.SingleInstance();
// IEndpointExecutorFactory
builder.Register(
c =>
{
var endpointExecutorConfig = c.Resolve <EndpointExecutorConfig>();
var messageStore = c.Resolve <IMessageStore>();
IEndpointExecutorFactory endpointExecutorFactory = new StoringAsyncEndpointExecutorFactory(endpointExecutorConfig, new AsyncEndpointExecutorOptions(10, TimeSpan.FromSeconds(10)), messageStore);
return(endpointExecutorFactory);
})
.As <IEndpointExecutorFactory>()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var checkpointStore = c.Resolve <ICheckpointStore>();
var routerConfig = c.Resolve <RouterConfig>();
var endpointExecutorFactory = c.Resolve <IEndpointExecutorFactory>();
return(await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory, checkpointStore));
})
.As <Task <Router> >()
.SingleInstance();
// Task<ITwinManager>
builder.Register(async c =>
{
var dbStoreProvider = c.Resolve <IDbStoreProvider>();
var messageConverterProvider = c.Resolve <IMessageConverterProvider>();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(TwinManager.CreateTwinManager(connectionManager, messageConverterProvider, Option.Some <IStoreProvider>(new StoreProvider(dbStoreProvider))));
})
.As <Task <ITwinManager> >()
.SingleInstance();
}
// IClientCredentials "EdgeHubCredentials"
builder.Register(
c =>
{
var identityFactory = c.Resolve <IClientCredentialsFactory>();
IClientCredentials edgeHubCredentials = this.connectionString.Map(cs => identityFactory.GetWithConnectionString(cs)).GetOrElse(
() => identityFactory.GetWithIotEdged(this.edgeDeviceId, this.edgeModuleId));
return(edgeHubCredentials);
})
.Named <IClientCredentials>("EdgeHubCredentials")
.SingleInstance();
// Task<ICloudProxy> "EdgeHubCloudProxy"
builder.Register(
async c =>
{
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
Try <ICloudProxy> cloudProxyTry = await connectionManager.CreateCloudConnectionAsync(edgeHubCredentials);
if (!cloudProxyTry.Success)
{
throw new EdgeHubConnectionException("Edge hub is unable to connect to IoT Hub", cloudProxyTry.Exception);
}
ICloudProxy cloudProxy = cloudProxyTry.Value;
return(cloudProxy);
})
.Named <Task <ICloudProxy> >("EdgeHubCloudProxy")
.SingleInstance();
// Task<IInvokeMethodHandler>
builder.Register(async c =>
{
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
return(new InvokeMethodHandler(connectionManager) as IInvokeMethodHandler);
})
.As <Task <IInvokeMethodHandler> >()
.SingleInstance();
// Task<IEdgeHub>
builder.Register(
async c =>
{
var routingMessageConverter = c.Resolve <Core.IMessageConverter <IRoutingMessage> >();
var routerTask = c.Resolve <Task <Router> >();
var twinManagerTask = c.Resolve <Task <ITwinManager> >();
var invokeMethodHandlerTask = c.Resolve <Task <IInvokeMethodHandler> >();
var connectionManagerTask = c.Resolve <Task <IConnectionManager> >();
Router router = await routerTask;
ITwinManager twinManager = await twinManagerTask;
IConnectionManager connectionManager = await connectionManagerTask;
IInvokeMethodHandler invokeMethodHandler = await invokeMethodHandlerTask;
IEdgeHub hub = new RoutingEdgeHub(router, routingMessageConverter,
connectionManager, twinManager, this.edgeDeviceId, invokeMethodHandler);
return(hub);
})
.As <Task <IEdgeHub> >()
.SingleInstance();
// Task<ConfigUpdater>
builder.Register(
async c =>
{
IMessageStore messageStore = this.isStoreAndForwardEnabled ? c.Resolve <IMessageStore>() : null;
Router router = await c.Resolve <Task <Router> >();
var configUpdater = new ConfigUpdater(router, messageStore);
return(configUpdater);
})
.As <Task <ConfigUpdater> >()
.SingleInstance();
// Task<IConfigSource>
builder.Register(
async c =>
{
RouteFactory routeFactory = await c.Resolve <Task <RouteFactory> >();
if (this.useTwinConfig)
{
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
var twinCollectionMessageConverter = c.Resolve <Core.IMessageConverter <TwinCollection> >();
var twinMessageConverter = c.Resolve <Core.IMessageConverter <Twin> >();
ITwinManager twinManager = await c.Resolve <Task <ITwinManager> >();
ICloudProxy cloudProxy = await c.ResolveNamed <Task <ICloudProxy> >("EdgeHubCloudProxy");
IEdgeHub edgeHub = await c.Resolve <Task <IEdgeHub> >();
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
IDeviceScopeIdentitiesCache deviceScopeIdentitiesCache = await c.Resolve <Task <IDeviceScopeIdentitiesCache> >();
IConfigSource edgeHubConnection = await EdgeHubConnection.Create(
edgeHubCredentials,
edgeHub,
twinManager,
connectionManager,
cloudProxy,
routeFactory,
twinCollectionMessageConverter,
twinMessageConverter,
this.versionInfo,
deviceScopeIdentitiesCache
);
return(edgeHubConnection);
}
else
{
return(new LocalConfigSource(routeFactory, this.routes, this.storeAndForwardConfiguration));
}
})
.As <Task <IConfigSource> >()
.SingleInstance();
// Task<IConnectionProvider>
builder.Register(
async c =>
{
IConnectionManager connectionManager = await c.Resolve <Task <IConnectionManager> >();
IEdgeHub edgeHub = await c.Resolve <Task <IEdgeHub> >();
IConnectionProvider connectionProvider = new ConnectionProvider(connectionManager, edgeHub);
return(connectionProvider);
})
.As <Task <IConnectionProvider> >()
.SingleInstance();
base.Load(builder);
}
protected override void Load(ContainerBuilder builder)
{
// IMessageConverter<IRoutingMessage>
builder.Register(c => new RoutingMessageConverter())
.As <Core.IMessageConverter <IRoutingMessage> >()
.SingleInstance();
// IRoutingPerfCounter
builder.Register(
c =>
{
Routing.PerfCounter = NullRoutingPerfCounter.Instance;
return(Routing.PerfCounter);
})
.As <IRoutingPerfCounter>()
.AutoActivate()
.SingleInstance();
// IRoutingUserAnalyticsLogger
builder.Register(
c =>
{
Routing.UserAnalyticsLogger = NullUserAnalyticsLogger.Instance;
return(Routing.UserAnalyticsLogger);
})
.As <IRoutingUserAnalyticsLogger>()
.AutoActivate()
.SingleInstance();
// IRoutingUserMetricLogger
builder.Register(
c =>
{
Routing.UserMetricLogger = NullRoutingUserMetricLogger.Instance;
return(Routing.UserMetricLogger);
})
.As <IRoutingUserMetricLogger>()
.AutoActivate()
.SingleInstance();
// IMessageConverter<Message>
builder.Register(c => new DeviceClientMessageConverter())
.As <Core.IMessageConverter <Message> >()
.SingleInstance();
// IMessageConverter<Twin>
builder.Register(c => new TwinMessageConverter())
.As <Core.IMessageConverter <Twin> >()
.SingleInstance();
// IMessageConverter<TwinCollection>
builder.Register(c => new TwinCollectionMessageConverter())
.As <Core.IMessageConverter <TwinCollection> >()
.SingleInstance();
// IMessageConverterProvider
builder.Register(
c => new MessageConverterProvider(new Dictionary <Type, IMessageConverter>()
{
{ typeof(Message), c.Resolve <Core.IMessageConverter <Message> >() },
{ typeof(Twin), c.Resolve <Core.IMessageConverter <Twin> >() },
{ typeof(TwinCollection), c.Resolve <Core.IMessageConverter <TwinCollection> >() }
}))
.As <Core.IMessageConverterProvider>()
.SingleInstance();
// IDeviceConnectivityManager
builder.Register(
c =>
{
IDeviceConnectivityManager deviceConnectivityManager = new DeviceConnectivityManager(this.connectivityCheckFrequency, TimeSpan.FromMinutes(2));
return(deviceConnectivityManager);
})
.As <IDeviceConnectivityManager>()
.SingleInstance();
// IDeviceClientProvider
builder.Register(c =>
{
IClientProvider underlyingClientProvider = new ClientProvider();
IClientProvider connectivityAwareClientProvider = new ConnectivityAwareClientProvider(underlyingClientProvider, c.Resolve <IDeviceConnectivityManager>());
return(connectivityAwareClientProvider);
})
.As <IClientProvider>()
.SingleInstance();
// ICloudConnectionProvider
builder.Register(c => new CloudConnectionProvider(c.Resolve <Core.IMessageConverterProvider>(), this.connectionPoolSize, c.Resolve <IClientProvider>(), this.upstreamProtocol))
.As <ICloudConnectionProvider>()
.SingleInstance();
if (this.isStoreAndForwardEnabled || this.cacheTokens)
{
// Detect system environment
builder.Register(c => new SystemEnvironment())
.As <ISystemEnvironment>()
.SingleInstance();
// DataBase options
builder.Register(c => new Storage.RocksDb.RocksDbOptionsProvider(c.Resolve <ISystemEnvironment>(), this.optimizeForPerformance))
.As <Storage.RocksDb.IRocksDbOptionsProvider>()
.SingleInstance();
// IDbStore
builder.Register(
c =>
{
var loggerFactory = c.Resolve <ILoggerFactory>();
ILogger logger = loggerFactory.CreateLogger(typeof(RoutingModule));
if (this.usePersistentStorage)
{
// Create partitions for messages and twins
var partitionsList = new List <string> {
Core.Constants.MessageStorePartitionKey, Core.Constants.TwinStorePartitionKey, Core.Constants.CheckpointStorePartitionKey
};
try
{
IDbStoreProvider dbStoreprovider = Storage.RocksDb.DbStoreProvider.Create(c.Resolve <Storage.RocksDb.IRocksDbOptionsProvider>(),
this.storagePath, partitionsList);
logger.LogInformation($"Created persistent store at {this.storagePath}");
return(dbStoreprovider);
}
catch (Exception ex) when(!ExceptionEx.IsFatal(ex))
{
logger.LogError(ex, "Error creating RocksDB store. Falling back to in-memory store.");
return(new InMemoryDbStoreProvider());
}
}
else
{
logger.LogInformation($"Using in-memory store");
return(new InMemoryDbStoreProvider());
}
})
.As <IDbStoreProvider>()
.SingleInstance();
}
// Task<ICredentialsStore>
builder.Register(async c =>
{
if (this.cacheTokens)
{
var dbStoreProvider = c.Resolve <IDbStoreProvider>();
IEncryptionProvider encryptionProvider = await this.workloadUri.Map(
async uri => await EncryptionProvider.CreateAsync(
this.storagePath,
new Uri(uri),
Service.Constants.WorkloadApiVersion,
this.edgeModuleId,
this.edgeModuleGenerationId.Expect(() => new InvalidOperationException("Missing generation ID")),
Service.Constants.InitializationVectorFileName) as IEncryptionProvider)
.GetOrElse(() => Task.FromResult <IEncryptionProvider>(NullEncryptionProvider.Instance));
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
IEntityStore <string, string> tokenCredentialsEntityStore = storeProvider.GetEntityStore <string, string>("tokenCredentials");
return(new TokenCredentialsStore(tokenCredentialsEntityStore, encryptionProvider));
}
else
{
return(new NullCredentialsStore() as ICredentialsStore);
}
})
.As <Task <ICredentialsStore> >()
.SingleInstance();
// IConnectionManager
builder.Register(c => new ConnectionManager(c.Resolve <ICloudConnectionProvider>(), this.maxConnectedClients))
.As <IConnectionManager>()
.SingleInstance();
// IEndpointFactory
builder.Register(c => new EndpointFactory(c.Resolve <IConnectionManager>(), c.Resolve <Core.IMessageConverter <IRoutingMessage> >(), this.edgeDeviceId))
.As <IEndpointFactory>()
.SingleInstance();
// RouteFactory
builder.Register(c => new EdgeRouteFactory(c.Resolve <IEndpointFactory>()))
.As <RouteFactory>()
.SingleInstance();
// RouterConfig
builder.Register(c => new RouterConfig(Enumerable.Empty <Route>()))
.As <RouterConfig>()
.SingleInstance();
if (!this.isStoreAndForwardEnabled)
{
// EndpointExecutorConfig
builder.Register(
c =>
{
RetryStrategy defaultRetryStrategy = new FixedInterval(0, TimeSpan.FromSeconds(1));
TimeSpan defaultRevivePeriod = TimeSpan.FromHours(1);
TimeSpan defaultTimeout = TimeSpan.FromSeconds(60);
return(new EndpointExecutorConfig(defaultTimeout, defaultRetryStrategy, defaultRevivePeriod, true));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// IEndpointExecutorFactory
builder.Register(c => new SyncEndpointExecutorFactory(c.Resolve <EndpointExecutorConfig>()))
.As <IEndpointExecutorFactory>()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var endpointExecutorFactory = c.Resolve <IEndpointExecutorFactory>();
var routerConfig = c.Resolve <RouterConfig>();
Router router = await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory);
return(router);
})
.As <Task <Router> >()
.SingleInstance();
// ITwinManager
builder.Register(c => TwinManager.CreateTwinManager(c.Resolve <IConnectionManager>(), c.Resolve <IMessageConverterProvider>(), Option.None <IStoreProvider>()))
.As <ITwinManager>()
.SingleInstance();
}
else
{
// EndpointExecutorConfig
builder.Register(
c =>
{
// Endpoint executor config values -
// ExponentialBackoff - minBackoff = 1s, maxBackoff = 60s, delta (used to add randomness to backoff) - 1s (default)
// Num of retries = int.MaxValue(we want to keep retrying till the message is sent)
// Revive period - period for which the endpoint should be considered dead if it doesn't respond - 1 min (we want to try continuously till the message expires)
// Timeout - time for which we want for the ack from the endpoint = 30s
// TODO - Should the number of retries be tied to the Store and Forward ttl? Not
// doing that right now as that value can be changed at runtime, but these settings
// cannot. Need to make the number of retries dynamically configurable for that.
TimeSpan minWait = TimeSpan.FromSeconds(1);
TimeSpan maxWait = TimeSpan.FromSeconds(60);
TimeSpan delta = TimeSpan.FromSeconds(1);
int retries = int.MaxValue;
RetryStrategy retryStrategy = new ExponentialBackoff(retries, minWait, maxWait, delta);
TimeSpan timeout = TimeSpan.FromSeconds(30);
TimeSpan revivePeriod = TimeSpan.FromSeconds(30);
return(new EndpointExecutorConfig(timeout, retryStrategy, revivePeriod));
})
.As <EndpointExecutorConfig>()
.SingleInstance();
// ICheckpointStore
builder.Register(c => CheckpointStore.Create(c.Resolve <IDbStoreProvider>()))
.As <ICheckpointStore>()
.SingleInstance();
// IMessageStore
builder.Register(
c =>
{
var checkpointStore = c.Resolve <ICheckpointStore>();
var dbStoreProvider = c.Resolve <IDbStoreProvider>();
IStoreProvider storeProvider = new StoreProvider(dbStoreProvider);
IMessageStore messageStore = new MessageStore(storeProvider, checkpointStore, TimeSpan.MaxValue);
return(messageStore);
})
.As <IMessageStore>()
.SingleInstance();
// IEndpointExecutorFactory
builder.Register(
c =>
{
var endpointExecutorConfig = c.Resolve <EndpointExecutorConfig>();
var messageStore = c.Resolve <IMessageStore>();
IEndpointExecutorFactory endpointExecutorFactory = new StoringAsyncEndpointExecutorFactory(endpointExecutorConfig, new AsyncEndpointExecutorOptions(10, TimeSpan.FromSeconds(10)), messageStore);
return(endpointExecutorFactory);
})
.As <IEndpointExecutorFactory>()
.SingleInstance();
// Task<Router>
builder.Register(
async c =>
{
var checkpointStore = c.Resolve <ICheckpointStore>();
var routerConfig = c.Resolve <RouterConfig>();
var endpointExecutorFactory = c.Resolve <IEndpointExecutorFactory>();
return(await Router.CreateAsync(Guid.NewGuid().ToString(), this.iotHubName, routerConfig, endpointExecutorFactory, checkpointStore));
})
.As <Task <Router> >()
.SingleInstance();
// ITwinManager
builder.Register(c => TwinManager.CreateTwinManager(c.Resolve <IConnectionManager>(), c.Resolve <IMessageConverterProvider>(), Option.Some <IStoreProvider>(new StoreProvider(c.Resolve <IDbStoreProvider>()))))
.As <ITwinManager>()
.SingleInstance();
}
// IClientCredentials "EdgeHubCredentials"
builder.Register(
c =>
{
var identityFactory = c.Resolve <IClientCredentialsFactory>();
IClientCredentials edgeHubCredentials = this.connectionString.Map(cs => identityFactory.GetWithConnectionString(cs)).GetOrElse(
() => identityFactory.GetWithIotEdged(this.edgeDeviceId, this.edgeModuleId));
return(edgeHubCredentials);
})
.Named <IClientCredentials>("EdgeHubCredentials")
.SingleInstance();
// Task<ICloudProxy> "EdgeHubCloudProxy"
builder.Register(
async c =>
{
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
var connectionManager = c.Resolve <IConnectionManager>();
Try <ICloudProxy> cloudProxyTry = await connectionManager.CreateCloudConnectionAsync(edgeHubCredentials);
if (!cloudProxyTry.Success)
{
throw new EdgeHubConnectionException("Edge hub is unable to connect to IoT Hub", cloudProxyTry.Exception);
}
ICloudProxy cloudProxy = cloudProxyTry.Value;
return(cloudProxy);
})
.Named <Task <ICloudProxy> >("EdgeHubCloudProxy")
.SingleInstance();
// IInvokeMethodHandler
builder.Register(c => new InvokeMethodHandler(c.Resolve <IConnectionManager>()))
.As <IInvokeMethodHandler>()
.SingleInstance();
// Task<IEdgeHub>
builder.Register(
async c =>
{
Router router = await c.Resolve <Task <Router> >();
IEdgeHub hub = new RoutingEdgeHub(router, c.Resolve <Core.IMessageConverter <IRoutingMessage> >(), c.Resolve <IConnectionManager>(),
c.Resolve <ITwinManager>(), this.edgeDeviceId, c.Resolve <IInvokeMethodHandler>());
return(hub);
})
.As <Task <IEdgeHub> >()
.SingleInstance();
// Task<ConfigUpdater>
builder.Register(
async c =>
{
IMessageStore messageStore = this.isStoreAndForwardEnabled ? c.Resolve <IMessageStore>() : null;
Router router = await c.Resolve <Task <Router> >();
var configUpdater = new ConfigUpdater(router, messageStore);
return(configUpdater);
})
.As <Task <ConfigUpdater> >()
.SingleInstance();
// Task<IConfigSource>
builder.Register(
async c =>
{
var routeFactory = c.Resolve <RouteFactory>();
if (this.useTwinConfig)
{
var connectionManager = c.Resolve <IConnectionManager>();
var edgeHubCredentials = c.ResolveNamed <IClientCredentials>("EdgeHubCredentials");
var twinCollectionMessageConverter = c.Resolve <Core.IMessageConverter <TwinCollection> >();
var twinMessageConverter = c.Resolve <Core.IMessageConverter <Twin> >();
var twinManager = c.Resolve <ITwinManager>();
ICloudProxy cloudProxy = await c.ResolveNamed <Task <ICloudProxy> >("EdgeHubCloudProxy");
IEdgeHub edgeHub = await c.Resolve <Task <IEdgeHub> >();
IConfigSource edgeHubConnection = await EdgeHubConnection.Create(
edgeHubCredentials.Identity as IModuleIdentity,
edgeHub,
twinManager,
connectionManager,
cloudProxy,
routeFactory,
twinCollectionMessageConverter,
twinMessageConverter,
this.versionInfo
);
return(edgeHubConnection);
}
else
{
return(new LocalConfigSource(routeFactory, this.routes, this.storeAndForwardConfiguration));
}
})
.As <Task <IConfigSource> >()
.SingleInstance();
// Task<IConnectionProvider>
builder.Register(
async c =>
{
IEdgeHub edgeHub = await c.Resolve <Task <IEdgeHub> >();
IConnectionProvider connectionProvider = new ConnectionProvider(c.Resolve <IConnectionManager>(), edgeHub);
return(connectionProvider);
})
.As <Task <IConnectionProvider> >()
.SingleInstance();
base.Load(builder);
}