/// <summary>
/// Constructor
/// </summary>
/// <param name="relay"></param>
/// <param name="streamId"></param>
/// <param name="connectionString"></param>
public RelayStream(ServiceBusRelay relay, Reference streamId,
ConnectionString connectionString)
{
_relay = relay;
StreamId = streamId;
ConnectionString = connectionString;
}
/// <summary>
/// Create relay provider
/// </summary>
/// <param name="iothub"></param>
/// <param name="relay"></param>
/// <returns></returns>
public static async Task <IProvider> CreateAsync(
ConnectionString iothub, ConnectionString relay)
{
if (relay == null)
{
throw new ArgumentException("Must provide relay connection string.");
}
var service = await ServiceBusRelay.CreateAsync(relay.Entity ??
"__Microsoft_Azure_Devices_Proxy_1__", relay).ConfigureAwait(false);
return(new RelayProvider(iothub, service));
}
/// <summary>
/// Create stream service by accessing the namespace. If the
/// connection with the given name does not exist, it is created.
/// Using the key it creates a token provider to instantiate the
/// relay service.
/// </summary>
/// <param name="name">Name of the listener connection</param>
/// <param name="connectionString">Relay root connection string</param>
/// <returns>Stream service instance wrapping name space</returns>
public static async Task <IStreamService> CreateAsync(string name,
ConnectionString connectionString)
{
var ns = new ServiceBusNamespace(connectionString);
var key = await ns.GetConnectionKeyAsync(name).ConfigureAwait(false);
var relay = new ServiceBusRelay(ns.GetConnectionUri(name),
TokenProvider.CreateSharedAccessSignatureTokenProvider("proxy", key));
await relay.OpenAsync().ConfigureAwait(false);
return(relay);
}
/// <summary>
/// Create relay provider
/// </summary>
/// <param name="iothub"></param>
/// <param name="relay"></param>
/// <returns></returns>
public static async Task <IProvider> CreateAsync(
string iothub, string relay)
{
if (relay == null)
{
relay = Environment.GetEnvironmentVariable("_SB_CS");
}
if (relay == null)
{
throw ProxyEventSource.Log.ArgumentNull("relay");
}
var cs = ConnectionString.Parse(relay);
var service = await ServiceBusRelay.CreateAsync(cs.Entity ??
"__Microsoft_Azure_Devices_Proxy_1__", cs).ConfigureAwait(false);
return(new RelayProvider(iothub, service));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="relay"></param>
/// <param name="streamId"></param>
/// <param name="encoding"></param>
/// <param name="connectionString"></param>
public ServiceBusRelayConnection(ServiceBusRelay relay, Reference streamId,
Reference remoteId, CodecId encoding, ConnectionString connectionString) :
base(streamId, remoteId, encoding, connectionString)
{
_relay = relay;
}
