/// <summary>
/// Create a connection using the RabbitMQ library, a new connection is always returned.
/// </summary>
/// <param name="configuration">Configuration for the connection.</param>
/// <param name="sslServerName">Only used when configuration.SSL is true. Override the expected server name in the SSL certificate, otherwise use configuration.Host</param>
/// <param name="sslCertificatePath">Only used when configuration.SSL is true. Path to certificate to use for the connection if not in key store</param>
/// <param name="sslCertificatePassphrase">Only used when configuration.SSL is true and sslCertificatePath file is specified. Passphrase to decrypt the sslCertificatePath file</param>
/// <returns>RabbitMQ.Client.IConnection</returns>
public static IConnection createConnectionUsingRabbitMQ(IAMQPServerConfigurationSerializable configuration, string sslServerName = null, string sslCertificatePath = null, string sslCertificatePassphrase = null)
{
var factory = SetupFactory(configuration, sslServerName, sslCertificatePath, sslCertificatePassphrase);
lock (factory)
{
return(factory.CreateConnection());
}
}
/// <summary>
/// Create a connection using the RabbitMQ library or reuse a connection if it already exists and is open.
/// </summary>
/// <param name="configuration">Configuration for the connection.</param>
/// <param name="sslServerName">Only used when configuration.SSL is true. Override the expected server name in the SSL certificate, otherwise use configuration.Host</param>
/// <param name="sslCertificatePath">Only used when configuration.SSL is true. Path to certificate to use for the connection if not in key store</param>
/// <param name="sslCertificatePassphrase">Only used when configuration.SSL is true and sslCertificatePath file is specified. Passphrase to decrypt the sslCertificatePath file</param>
/// <returns>RabbitMQ.Client.IConnection</returns>
public static IConnection createOrReuseConnectionUsingRabbitMQ(IAMQPServerConfigurationSerializable configuration, string sslServerName = null, string sslCertificatePath = null, string sslCertificatePassphrase = null)
{
var keyHash = Convert.ToBase64String((new SHA1CryptoServiceProvider()).ComputeHash(Encoding.UTF8.GetBytes(configuration.SerializeJSON())));
lock (Connections)
{
if (!Connections.ContainsKey(keyHash) || !Connections[keyHash].IsOpen)
{
Connections[keyHash] = createConnectionUsingRabbitMQ(configuration, sslServerName, sslCertificatePath, sslCertificatePassphrase);
}
return(Connections[keyHash]);
}
}
private static ConnectionFactory SetupFactory(IAMQPServerConfigurationSerializable configuration, string sslServerName = null, string sslCertificatePath = null, string sslCertificatePassphrase = null)
{
lock (ConnectionFactories)
{
var keyHash = Convert.ToBase64String((new SHA1CryptoServiceProvider()).ComputeHash(Encoding.UTF8.GetBytes(configuration.SerializeJSON())));
if (!ConnectionFactories.ContainsKey(keyHash))
{
var factory = new ConnectionFactory();
factory.HostName = configuration.Host;
factory.Port = configuration.Port;
factory.UserName = configuration.Username;
factory.Password = configuration.Password;
factory.VirtualHost = configuration.VHost;
factory.Protocol = Protocols.AMQP_0_9_1;
factory.RequestedConnectionTimeout = configuration.ConnectionTimeout * 1000;
factory.UseBackgroundThreadsForIO = true;
factory.TopologyRecoveryEnabled = true;
factory.AutomaticRecoveryEnabled = true;
factory.RequestedHeartbeat = 10;
if (configuration.SSL)
{
factory.Ssl.Enabled = true;
factory.Ssl.ServerName = sslServerName == null ? configuration.Host : sslServerName;
if (sslCertificatePath != null)
{
factory.Ssl.CertPath = sslCertificatePath;
if (sslCertificatePassphrase != null)
{
factory.Ssl.CertPassphrase = sslCertificatePassphrase;
}
}
}
ConnectionFactories[keyHash] = factory;
}
return(ConnectionFactories[keyHash]);
}
}
