/// <summary>
/// Initializes a new <see cref="MongoDBSubscriptionTrackingService"/>
/// </summary>
/// <param name="options">Options governing the behavior of the service</param>
public MongoDBSubscriptionTrackingService(MongoDBSubscriptionTrackingOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
var myCollectionName = string.IsNullOrWhiteSpace(options.CollectionName)
? DefaultCollectionName
: options.CollectionName;
_diagnosticService = options.DiagnosticService ?? DiagnosticService.DefaultInstance;
_subscriptions = options.Database.GetCollection <SubscriptionDocument>(myCollectionName);
}
/// <inheritdoc />
public Task <ISubscriptionTrackingService> CreateSubscriptionTrackingService(IConfiguration configuration)
{
var connectionName = configuration?["connectionName"];
if (string.IsNullOrWhiteSpace(connectionName))
{
throw new ConfigurationErrorsException(
"Attribute 'connectionName' is required for MongoDB subscription tracking service");
}
var connectionStringSettings = ConfigurationManager.ConnectionStrings[connectionName];
if (connectionStringSettings == null)
{
throw new ConfigurationErrorsException("Connection string settings \"" + connectionName + "\" not found");
}
var databaseName = configuration?["database"];
var collectionName = configuration?["collection"];
var database = MongoDBHelper.Connect(connectionStringSettings, databaseName);
var subscriptionTrackingOptions = new MongoDBSubscriptionTrackingOptions(database)
{
CollectionName = collectionName
};
var subscriptionTrackingService = new MongoDBSubscriptionTrackingService(subscriptionTrackingOptions);
var multicastSection = configuration?.GetSection("multicast");
var multicastEnabled = multicastSection?.GetValue("enabled", true) ?? false;
if (!multicastEnabled)
{
return(Task.FromResult <ISubscriptionTrackingService>(subscriptionTrackingService));
}
var ipAddress = multicastSection.GetValue("address", IPAddress.Parse("239.255.21.80"));
var port = multicastSection.GetValue("port", 52181);
var multicastTrackingService = new MulticastSubscriptionTrackingService(
subscriptionTrackingService, ipAddress, port);
return(Task.FromResult <ISubscriptionTrackingService>(multicastTrackingService));
}
/// <inheritdoc />
public Task <ISubscriptionTrackingService> CreateSubscriptionTrackingService(SubscriptionTrackingElement configuration)
{
var connectionName = configuration.GetString("connectionName");
if (string.IsNullOrWhiteSpace(connectionName))
{
throw new ConfigurationErrorsException(
"Attribute 'connectionName' is required for MongoDB subscription tracking service");
}
var connectionStringSettings = ConfigurationManager.ConnectionStrings[connectionName];
if (connectionStringSettings == null)
{
throw new ConfigurationErrorsException("Connection string settings \"" + connectionName + "\" not found");
}
var databaseName = configuration.GetString("database");
var collectionName = configuration.GetString("collection");
var database = MongoDBHelper.Connect(connectionStringSettings, databaseName);
var subscriptionTrackingOptions = new MongoDBSubscriptionTrackingOptions(database)
{
CollectionName = collectionName
};
var subscriptionTrackingService = new MongoDBSubscriptionTrackingService(subscriptionTrackingOptions);
var multicast = configuration.Multicast;
if (multicast == null || !multicast.Enabled)
{
return(Task.FromResult <ISubscriptionTrackingService>(subscriptionTrackingService));
}
var multicastTrackingService = new MulticastSubscriptionTrackingService(
subscriptionTrackingService, multicast.Address, multicast.Port);
return(Task.FromResult <ISubscriptionTrackingService>(multicastTrackingService));
}