public Ingress(CloudBackend cloudBackend, CloudGateway hub,
TelemetryStorage telemetryStorage,
MasterDataStorage masterDataStorage,
SanitizedMessages sanitizedMessages,
ApplicationInsights applicationInsights,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Ingress",
description: "Receives incoming data from the cloud gateway and saves it into master data and telemetry data storages",
technology: "Azure Function");
Infrastructure = new FunctionAppService
{
Name = "ref-ingress-" + environment.Name
};
Uses(hub)
.Over <IoTHubSDK>()
.InOrderTo("Subscribes to incoming messages");
Uses(sanitizedMessages)
.Over <EventHubSDK>()
.InOrderTo("Publish sanitized messages");
Uses(telemetryStorage)
.Over(telemetryStorage.Infrastructure.TableEndpoint)
.InOrderTo("Persist telemetry data");
Uses(masterDataStorage).InOrderTo("Persist master data");
Uses(applicationInsights).InOrderTo("Log metrics");
}
public SanitizedMessages(CloudBackend cloudBackend, EventHubNamespace eventHubNamespace, IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Sanitized messages",
description: "Contains messages from devices that have been deserialized, sanitized and checked for security properties",
technology: "Azure Event Hub");
Infrastructure = new EventHub(eventHubNamespace.Infrastructure)
{
Name = "sanitized-messages",
EnvironmentInvariantName = "sanitized-messages"
};
}
public MasterDataStorage(CloudBackend cloudBackend, SqlServer sqlServer,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Master Data Storage",
description: "Stores master data",
technology: "Azure SQL Database");
Infrastructure = new SqlDatabase(sqlServer.Infrastructure)
{
Name = "masterdata" + environment.Name
};
}
public CloudGateway(CloudBackend cloudBackend, IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Cloud Gateway",
description: "Receives incoming messages from the device",
technology: "Azure IoT Hub");
Infrastructure = new IoTHub
{
Name = "ref-hub-" + environment.Name,
EnvironmentInvariantName = "ref-hub"
};
}
public ApplicationInsights(CloudBackend cloudBackend,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Application Insights",
description: "Serves as a logging target and monitoring tool",
technology: "Azure Application Insights");
Infrastructure = new Structurizr.InfrastructureAsCode.Azure.Model.ApplicationInsights
{
Name = "ref-ai-" + environment.Name
};
}
public SecretStorage(CloudBackend cloudBackend,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
"Secret storage",
"Stores secrets that other services require to access each other",
"Azure Key Vault");
Infrastructure = new KeyVault
{
Name = "ref-keyvault-" + environment.Name
};
}
public UserInterface(CloudBackend cloudBackend, RestApi restApi, IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "User interface",
description: "Visualizes the data, dashboarding etc.",
technology: "Azure App Service");
Infrastructure = new WebAppService
{
Name = "ref-ui-" + environment.Name,
EnvironmentInvariantName = "ref-ui"
};
Uses(restApi).Over <Https>().InOrderTo("Load data");
}
public DeviceProvisioning(CloudBackend cloudBackend, CloudGateway hub,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Device Provisioning",
description: "Provision device identities into the cloud gateway",
technology: "Azure Device Provisioning Service");
Infrastructure = new DeviceProvisioningService
{
Name = "ref-dps-" + environment.Name
};
Uses(hub).InOrderTo("Register provisioned Devices");
}
public TelemetryStorage(CloudBackend cloudBackend,
IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Telemetry Storage",
description: "Stores all telemetry data from the devices",
technology: "Azure Table Storage");
Infrastructure = new StorageAccount
{
Kind = StorageAccountKind.StorageV2,
Name = "reftelemetry" + environment.Name,
EnvironmentInvariantName = "reftelemetry"
};
}
public StreamAnalytics(CloudBackend cloudBackend, SanitizedMessages sanitizedMessages, TelemetryStorage telemetryStorage, IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "Stream Analytics",
description: "Analyzes the incoming event stream for anomalies",
technology: "Azure Stream Analytics");
Infrastructure = new Structurizr.InfrastructureAsCode.Azure.Model.StreamAnalytics
{
Name = "ref-sa-" + environment.Name
};
Uses(sanitizedMessages).Over(Infrastructure.EventHubInput("messages", sanitizedMessages.Infrastructure)).InOrderTo("Process incoming events");
Uses(telemetryStorage).Over(Infrastructure.TableStorageOutput("out", telemetryStorage.Infrastructure, "aggregated", "partitionKey", "rowKey")).InOrderTo("Store aggregated data");
Infrastructure.TransformationQuery = "SELECT\r\n *\r\nINTO\r\n out\r\nFROM\r\n iothub";
}
public RestApi(CloudBackend cloudBackend, TelemetryStorage telemetryStorage, MasterDataStorage masterDataStorage, ApplicationInsights applicationInsights, IInfrastructureEnvironment environment)
{
Container = cloudBackend.System.AddContainer(
name: "REST Api",
description: "Implements endpoint required by the UI to load data",
technology: "Azure App Service");
Infrastructure = new WebAppService
{
Name = "ref-api-" + environment.Name,
EnvironmentInvariantName = "ref-api"
};
Uses(telemetryStorage).Over(telemetryStorage.Infrastructure.TableEndpoint).InOrderTo("Load telemetry data");
Uses(masterDataStorage).InOrderTo("Load master data");
Uses(applicationInsights).InOrderTo("Log metrics");
}