// methods
private ICluster CreateCluster(ClusterKey clusterKey)
{
var builder = new ClusterBuilder()
.ConfigureCluster(settings => ConfigureCluster(settings, clusterKey))
.ConfigureServer(settings => ConfigureServer(settings, clusterKey))
.ConfigureConnectionPool(settings => ConfigureConnectionPool(settings, clusterKey))
.ConfigureConnection(settings => ConfigureConnection(settings, clusterKey))
.ConfigureTcp(settings => ConfigureTcp(settings, clusterKey));
if (clusterKey.UseSsl)
{
builder.ConfigureSsl(settings => ConfigureSsl(settings, clusterKey));
}
if (clusterKey.ClusterConfigurator != null)
{
clusterKey.ClusterConfigurator(builder);
}
var cluster = builder.BuildCluster();
cluster.Initialize();
return(cluster);
}
private ConnectionSettings ConfigureConnection(ConnectionSettings settings, ClusterKey clusterKey)
{
var authenticators = clusterKey.Credentials.Select(c => c.ToAuthenticator());
return(settings.With(
authenticators: Optional.Enumerable(authenticators),
maxIdleTime: clusterKey.MaxConnectionIdleTime,
maxLifeTime: clusterKey.MaxConnectionLifeTime));
}
private TcpStreamSettings ConfigureTcp(TcpStreamSettings settings, ClusterKey clusterKey)
{
return(settings.With(
connectTimeout: clusterKey.ConnectTimeout,
readTimeout: clusterKey.SocketTimeout,
receiveBufferSize: clusterKey.ReceiveBufferSize,
sendBufferSize: clusterKey.SendBufferSize,
writeTimeout: clusterKey.SocketTimeout));
}
private ClusterSettings ConfigureCluster(ClusterSettings settings, ClusterKey clusterKey)
{
var endPoints = clusterKey.Servers.Select(s => (EndPoint) new DnsEndPoint(s.Host, s.Port));
return(settings.With(
connectionMode: clusterKey.ConnectionMode.ToCore(),
endPoints: Optional.Create(endPoints),
replicaSetName: clusterKey.ReplicaSetName,
postServerSelector: new LatencyLimitingServerSelector(clusterKey.LocalThreshold)));
}
private ConnectionSettings ConfigureConnection(ConnectionSettings settings, ClusterKey clusterKey)
{
var authenticatorFactories = clusterKey.Credentials.Select(c => new AuthenticatorFactory(() => c.ToAuthenticator()));
return(settings.With(
authenticatorFactories: Optional.Enumerable <IAuthenticatorFactory>(authenticatorFactories),
compressors: Optional.Enumerable(clusterKey.Compressors),
maxIdleTime: clusterKey.MaxConnectionIdleTime,
maxLifeTime: clusterKey.MaxConnectionLifeTime,
applicationName: clusterKey.ApplicationName));
}
private ClusterSettings ConfigureCluster(ClusterSettings settings, ClusterKey clusterKey)
{
var endPoints = clusterKey.Servers.Select(s => (EndPoint)new DnsEndPoint(s.Host, s.Port));
return settings.With(
connectionMode: clusterKey.ConnectionMode.ToCore(),
endPoints: Optional.Enumerable(endPoints),
replicaSetName: clusterKey.ReplicaSetName,
maxServerSelectionWaitQueueSize: clusterKey.WaitQueueSize,
serverSelectionTimeout: clusterKey.ServerSelectionTimeout,
postServerSelector: new LatencyLimitingServerSelector(clusterKey.LocalThreshold));
}
private ClusterSettings ConfigureCluster(ClusterSettings settings, ClusterKey clusterKey)
{
var endPoints = clusterKey.Servers.Select(s => EndPointHelper.Parse(s.ToString()));
return(settings.With(
connectionMode: clusterKey.ConnectionMode.ToCore(),
endPoints: Optional.Enumerable(endPoints),
replicaSetName: clusterKey.ReplicaSetName,
maxServerSelectionWaitQueueSize: clusterKey.WaitQueueSize,
serverSelectionTimeout: clusterKey.ServerSelectionTimeout,
postServerSelector: new LatencyLimitingServerSelector(clusterKey.LocalThreshold)));
}
public ICluster GetOrCreateCluster(ClusterKey clusterKey)
{
lock (_lock)
{
ICluster cluster;
if (!_registry.TryGetValue(clusterKey, out cluster))
{
cluster = CreateCluster(clusterKey);
_registry.Add(clusterKey, cluster);
}
return(cluster);
}
}
private TcpStreamSettings ConfigureTcp(TcpStreamSettings settings, ClusterKey clusterKey)
{
if (clusterKey.IPv6)
{
settings = settings.With(addressFamily: AddressFamily.InterNetworkV6);
}
return(settings.With(
connectTimeout: clusterKey.ConnectTimeout,
readTimeout: clusterKey.SocketTimeout,
receiveBufferSize: clusterKey.ReceiveBufferSize,
sendBufferSize: clusterKey.SendBufferSize,
writeTimeout: clusterKey.SocketTimeout));
}
private ClusterSettings ConfigureCluster(ClusterSettings settings, ClusterKey clusterKey)
{
var endPoints = clusterKey.Servers.Select(s => EndPointHelper.Parse(s.ToString()));
return(settings.With(
connectionMode: clusterKey.ConnectionMode.ToCore(),
endPoints: Optional.Enumerable(endPoints),
kmsProviders: Optional.Create(clusterKey.KmsProviders),
localThreshold: clusterKey.LocalThreshold,
replicaSetName: clusterKey.ReplicaSetName,
maxServerSelectionWaitQueueSize: clusterKey.WaitQueueSize,
serverSelectionTimeout: clusterKey.ServerSelectionTimeout,
schemaMap: Optional.Create(clusterKey.SchemaMap),
scheme: clusterKey.Scheme));
}
private SslStreamSettings ConfigureSsl(SslStreamSettings settings, ClusterKey clusterKey)
{
if (clusterKey.UseSsl)
{
var sslSettings = clusterKey.SslSettings ?? new SslSettings();
var validationCallback = sslSettings.ServerCertificateValidationCallback;
if (validationCallback == null && !clusterKey.VerifySslCertificate)
{
validationCallback = AcceptAnySslCertificate;
}
return(settings.With(
clientCertificates: Optional.Enumerable(sslSettings.ClientCertificates ?? Enumerable.Empty <X509Certificate>()),
checkCertificateRevocation: sslSettings.CheckCertificateRevocation,
clientCertificateSelectionCallback: sslSettings.ClientCertificateSelectionCallback,
enabledProtocols: sslSettings.EnabledSslProtocols,
serverCertificateValidationCallback: validationCallback));
}
return(settings);
}
private ClusterSettings ConfigureCluster(ClusterSettings settings, ClusterKey clusterKey)
{
#pragma warning disable CS0618 // Type or member is obsolete
var endPoints = clusterKey.Servers.Select(s => EndPointHelper.Parse(s.ToString()));
var connectionModeSwitch = clusterKey.ConnectionModeSwitch;
Optional <ClusterConnectionMode> connectionMode = connectionModeSwitch == ConnectionModeSwitch.UseConnectionMode ? clusterKey.ConnectionMode.ToCore() : default;
Optional <bool?> directConnection = connectionModeSwitch == ConnectionModeSwitch.UseDirectConnection ? clusterKey.DirectConnection : default;
return(settings.With(
connectionMode: connectionMode,
connectionModeSwitch: connectionModeSwitch,
directConnection: directConnection,
endPoints: Optional.Enumerable(endPoints),
kmsProviders: Optional.Create(clusterKey.KmsProviders),
localThreshold: clusterKey.LocalThreshold,
replicaSetName: clusterKey.ReplicaSetName,
maxServerSelectionWaitQueueSize: clusterKey.WaitQueueSize,
serverSelectionTimeout: clusterKey.ServerSelectionTimeout,
schemaMap: Optional.Create(clusterKey.SchemaMap),
scheme: clusterKey.Scheme));
#pragma warning restore CS0618 // Type or member is obsolete
}
/// <summary>
/// Unregisters and disposes the cluster.
/// </summary>
/// <param name="cluster">The cluster.</param>
public void UnregisterAndDisposeCluster(ICluster cluster)
{
Ensure.IsNotNull(cluster, nameof(cluster));
lock (_lock)
{
ClusterKey clusterKey = null;
foreach (var keyValuePair in _registry)
{
if (object.ReferenceEquals(keyValuePair.Value, cluster))
{
clusterKey = keyValuePair.Key;
break;
}
}
if (clusterKey != null)
{
_registry.Remove(clusterKey);
}
}
cluster.Dispose();
}
// methods
private ICluster CreateCluster(ClusterKey clusterKey)
{
var builder = new ClusterBuilder()
.ConfigureCluster(settings => ConfigureCluster(settings, clusterKey))
.ConfigureServer(settings => ConfigureServer(settings, clusterKey))
.ConfigureConnectionPool(settings => ConfigureConnectionPool(settings, clusterKey))
.ConfigureConnection(settings => ConfigureConnection(settings, clusterKey))
.ConfigureTcp(settings => ConfigureTcp(settings, clusterKey));
if (clusterKey.UseSsl)
{
builder.ConfigureSsl(settings => ConfigureSsl(settings, clusterKey));
}
if (clusterKey.ClusterConfigurator != null)
{
clusterKey.ClusterConfigurator(builder);
}
var cluster = builder.BuildCluster();
cluster.Initialize();
return cluster;
}
private ConnectionPoolSettings ConfigureConnectionPool(ConnectionPoolSettings settings, ClusterKey clusterKey)
{
return(settings.With(
// maintenanceInterval: TODO: should this be configurable?
maxConnections: clusterKey.MaxConnectionPoolSize,
minConnections: clusterKey.MinConnectionPoolSize,
waitQueueSize: clusterKey.WaitQueueSize,
waitQueueTimeout: clusterKey.WaitQueueTimeout));
}
private ConnectionSettings ConfigureConnection(ConnectionSettings settings, ClusterKey clusterKey)
{
var authenticators = clusterKey.Credentials.Select(c => c.ToAuthenticator());
return settings.With(
authenticators: Optional.Enumerable(authenticators),
maxIdleTime: clusterKey.MaxConnectionIdleTime,
maxLifeTime: clusterKey.MaxConnectionLifeTime,
applicationName: clusterKey.ApplicationName);
}
private SdamLoggingSettings ConfigureSdamLogging(SdamLoggingSettings settings, ClusterKey clusterKey)
{
return(settings.With(logFilename: clusterKey.SdamLogFilename));
}
private SslStreamSettings ConfigureSsl(SslStreamSettings settings, ClusterKey clusterKey)
{
if (clusterKey.UseSsl)
{
var sslSettings = clusterKey.SslSettings ?? new SslSettings();
var validationCallback = sslSettings.ServerCertificateValidationCallback;
if (validationCallback == null && !clusterKey.VerifySslCertificate)
{
validationCallback = AcceptAnySslCertificate;
}
return settings.With(
clientCertificates: Optional.Enumerable(sslSettings.ClientCertificates ?? Enumerable.Empty<X509Certificate>()),
checkCertificateRevocation: sslSettings.CheckCertificateRevocation,
clientCertificateSelectionCallback: sslSettings.ClientCertificateSelectionCallback,
enabledProtocols: sslSettings.EnabledSslProtocols,
serverCertificateValidationCallback: validationCallback);
}
return settings;
}
private ServerSettings ConfigureServer(ServerSettings settings, ClusterKey clusterKey)
{
return settings.With(
heartbeatInterval: clusterKey.HeartbeatInterval,
heartbeatTimeout: clusterKey.HeartbeatTimeout);
}
private ServerSettings ConfigureServer(ServerSettings settings, ClusterKey clusterKey)
{
return(settings.With(
heartbeatInterval: clusterKey.HeartbeatInterval,
heartbeatTimeout: clusterKey.HeartbeatTimeout));
}
private TcpStreamSettings ConfigureTcp(TcpStreamSettings settings, ClusterKey clusterKey)
{
if (clusterKey.IPv6)
{
settings = settings.With(addressFamily: AddressFamily.InterNetworkV6);
}
return settings.With(
connectTimeout: clusterKey.ConnectTimeout,
readTimeout: clusterKey.SocketTimeout,
receiveBufferSize: clusterKey.ReceiveBufferSize,
sendBufferSize: clusterKey.SendBufferSize,
writeTimeout: clusterKey.SocketTimeout);
}
internal ICluster GetOrCreateCluster(ClusterKey clusterKey)
{
lock (_lock)
{
ICluster cluster;
if (!_registry.TryGetValue(clusterKey, out cluster))
{
cluster = CreateCluster(clusterKey);
_registry.Add(clusterKey, cluster);
}
return cluster;
}
}
private TcpStreamSettings ConfigureTcp(TcpStreamSettings settings, ClusterKey clusterKey)
{
return settings.With(
connectTimeout: clusterKey.ConnectTimeout,
readTimeout: clusterKey.SocketTimeout,
receiveBufferSize: clusterKey.ReceiveBufferSize,
sendBufferSize: clusterKey.SendBufferSize,
writeTimeout: clusterKey.SocketTimeout);
}
private ConnectionPoolSettings ConfigureConnectionPool(ConnectionPoolSettings settings, ClusterKey clusterKey)
{
return settings.With(
// maintenanceInterval: TODO: should this be configurable?
maxConnections: clusterKey.MaxConnectionPoolSize,
minConnections: clusterKey.MinConnectionPoolSize,
waitQueueSize: clusterKey.WaitQueueSize,
waitQueueTimeout: clusterKey.WaitQueueTimeout);
}