/// <summary>
/// The settings provider used to bridge Service Fabric configuration information and DotNetty
/// </summary>
/// <param name="traceId">The unique identifier used to correlate debugging and diagnostics messages</param>
/// <param name="componentName">The component name used for debug and diagnostics messages</param>
/// <param name="logger">The service fabric logger to be used when writing debug and diagnostics information</param>
/// <param name="gatewayConfiguration">The gateway configuration used to get current configuration information for DotNetty</param>
/// <param name="iotHubConfiguration">The IotHub Client configuration used to get current configuration information for DotNetty</param>
/// <param name="mqttConfiguration">The MQTT configuration used to get current configuration information for DotNetty</param>
public ServiceFabricConfigurationProvider(Guid traceId, string componentName, IServiceLogger logger, GatewayConfiguration gatewayConfiguration, IoTHubConfiguration iotHubConfiguration, MqttServiceConfiguration mqttConfiguration)
{
this.componentName = componentName;
this.logger = logger;
this.logger.Verbose(traceId, this.componentName, "Initializing configuration provider.");
var baseProperties = new Dictionary<string, string>();
foreach (PropertyInfo element in typeof(GatewayConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(gatewayConfiguration, null);
baseProperties.Add(element.Name, element.PropertyType == typeof(string) ? value as string : value.ToString());
}
}
foreach (PropertyInfo element in typeof(MqttServiceConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(mqttConfiguration, null);
baseProperties.Add(element.Name, element.PropertyType == typeof(string) ? value as string : value.ToString());
}
}
foreach (PropertyInfo element in typeof(IoTHubConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(iotHubConfiguration, null);
baseProperties.Add($"IotHubClient.{element.Name}", value?.ToString());
}
}
this.configurationValues = baseProperties.ToImmutableDictionary();
this.logger.Informational(traceId, this.componentName, "Initializing configuration provider complete.");
}
/// <summary>
/// The settings provider used to bridge Service Fabric configuration information and DotNetty
/// </summary>
/// <param name="traceId">The unique identifier used to correlate debugging and diagnostics messages</param>
/// <param name="componentName">The component name used for debug and diagnostics messages</param>
/// <param name="logger">The service fabric logger to be used when writing debug and diagnostics information</param>
/// <param name="gatewayConfiguration">The gateway configuration used to get current configuration information for DotNetty</param>
/// <param name="iotHubConfiguration">The IotHub Client configuration used to get current configuration information for DotNetty</param>
/// <param name="mqttConfiguration">The MQTT configuration used to get current configuration information for DotNetty</param>
public ServiceFabricConfigurationProvider(Guid traceId, string componentName, IServiceLogger logger, GatewayConfiguration gatewayConfiguration, IoTHubConfiguration iotHubConfiguration, MqttServiceConfiguration mqttConfiguration)
{
this.componentName = componentName;
this.logger = logger;
this.logger.Verbose(traceId, this.componentName, "Initializing configuration provider.");
var baseProperties = new Dictionary <string, string>();
foreach (PropertyInfo element in typeof(GatewayConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(gatewayConfiguration, null);
baseProperties.Add(element.Name, element.PropertyType == typeof(string) ? value as string : value.ToString());
}
}
foreach (PropertyInfo element in typeof(MqttServiceConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(mqttConfiguration, null);
baseProperties.Add(element.Name, element.PropertyType == typeof(string) ? value as string : value.ToString());
}
}
foreach (PropertyInfo element in typeof(IoTHubConfiguration).GetProperties(BindingFlags.Public | BindingFlags.Instance))
{
if (!element.PropertyType.IsArray)
{
object value = element.GetValue(iotHubConfiguration, null);
baseProperties.Add($"IotHubClient.{element.Name}", value?.ToString());
}
}
this.configurationValues = baseProperties.ToImmutableDictionary();
this.logger.Informational(traceId, this.componentName, "Initializing configuration provider complete.");
}
/// <summary>
/// A common MQTT address building method
/// </summary>
/// <param name="gatewayConfiguration">The Gateway configuration to use when building the address</param>
/// <param name="hostName">The name of the host to use</param>
/// <returns>A MQTT URI for the requested host and configuration</returns>
string BuildAddress(GatewayConfiguration gatewayConfiguration, string hostName)
{
EndpointResourceDescription description = this.serviceContext.CodePackageActivationContext.GetEndpoint(gatewayConfiguration.EndPointName);
return $"mqtts://{ hostName }:{ description.Port }";
}
/// <summary>
/// Retrieves the address that the MQTT listener should publish to service fabric
/// </summary>
/// <param name="gatewayConfiguration">The Gateway configuration to use when building the address</param>
/// <returns>A service fabric publication MQTT URI for the requested host and configuration</returns>
string BuildPublishAddress(GatewayConfiguration gatewayConfiguration)
{
return this.BuildAddress(gatewayConfiguration, FabricRuntime.GetNodeContext().IPAddressOrFQDN);
}
/// <summary>
/// Retrieves the address that the MQTT listener should listen on
/// </summary>
/// <param name="gatewayConfiguration">The Gateway configuration to use when building the address</param>
/// <returns>A service fabric listening MQTT URI for the requested host and configuration</returns>
string BuildListeningAddress(GatewayConfiguration gatewayConfiguration)
{
return this.BuildAddress(gatewayConfiguration, "+");
}
/// <summary>
/// Retrieves the X509 Certificate used for the server side of TLS
/// </summary>
/// <param name="configuration">The gateway configuration</param>
/// <returns>An X509 Certificate if available</returns>
X509Certificate2 GetServerCertificate(GatewayConfiguration configuration)
{
X509Certificate2 certificate = null;
switch (configuration.X509Location)
{
case GatewayConfiguration.CertificateLocation.Data:
string certificateFile = Path.Combine(this.serviceContext.CodePackageActivationContext.GetDataPackageObject("Data").Path, configuration.X509Identifier);
certificate = CertificateUtilities.GetCertificateFromFile(certificateFile, configuration.X509Credential);
break;
case GatewayConfiguration.CertificateLocation.KeyVault:
// certificate = CertificateUtilities.GetCertificateFromKeyVault(certificateFile, this.configuration.X509Credential);
throw new NotImplementedException();
case GatewayConfiguration.CertificateLocation.LocalStore:
certificate = CertificateUtilities.GetCertificate(configuration.X509Identifier, StoreName.My, StoreLocation.LocalMachine);
break;
}
return certificate;
}
