/// <summary>
/// Starts the authentication flow
/// </summary>
/// <param name="name">Authenticator name from server.</param>
/// <exception cref="AuthenticationException" />
private Task <Response> StartAuthenticationFlow(string name)
{
//Determine which authentication flow to use.
//Check if its using a C* 1.2 with authentication patched version (like DSE 3.1)
var protocolVersion = _serializer.ProtocolVersion;
var isPatchedVersion = protocolVersion == ProtocolVersion.V1 &&
!(Configuration.AuthProvider is NoneAuthProvider) && Configuration.AuthInfoProvider == null;
if (protocolVersion == ProtocolVersion.V1 && !isPatchedVersion)
{
//Use protocol v1 authentication flow
if (Configuration.AuthInfoProvider == null)
{
throw new AuthenticationException(
String.Format("Host {0} requires authentication, but no credentials provided in Cluster configuration", Address),
Address);
}
var credentialsProvider = Configuration.AuthInfoProvider;
var credentials = credentialsProvider.GetAuthInfos(Address);
var request = new CredentialsRequest(credentials);
return(Send(request)
.ContinueSync(response =>
{
if (!(response is ReadyResponse))
{
//If Cassandra replied with a auth response error
//The task already is faulted and the exception was already thrown.
throw new ProtocolErrorException("Expected SASL response, obtained " + response.GetType().Name);
}
return response;
}));
}
//Use protocol v2+ authentication flow
if (Configuration.AuthProvider is IAuthProviderNamed)
{
//Provide name when required
((IAuthProviderNamed)Configuration.AuthProvider).SetName(name);
}
//NewAuthenticator will throw AuthenticationException when NoneAuthProvider
var authenticator = Configuration.AuthProvider.NewAuthenticator(Address);
var initialResponse = authenticator.InitialResponse() ?? new byte[0];
return(Authenticate(initialResponse, authenticator));
}
/// <summary>
/// Starts the authentication flow
/// </summary>
/// <exception cref="AuthenticationException" />
private void Authenticate()
{
//Determine which authentication flow to use.
//Check if its using a C* 1.2 with authentication patched version (like DSE 3.1)
var isPatchedVersion = ProtocolVersion == 1 && !(Configuration.AuthProvider is NoneAuthProvider) && Configuration.AuthInfoProvider == null;
if (ProtocolVersion >= 2 || isPatchedVersion)
{
//Use protocol v2+ authentication flow
//NewAuthenticator will throw AuthenticationException when NoneAuthProvider
var authenticator = Configuration.AuthProvider.NewAuthenticator(Address);
var initialResponse = authenticator.InitialResponse() ?? new byte[0];
Authenticate(initialResponse, authenticator);
}
else
{
//Use protocol v1 authentication flow
if (Configuration.AuthInfoProvider == null)
{
throw new AuthenticationException(
String.Format("Host {0} requires authentication, but no credentials provided in Cluster configuration", Address),
Address);
}
var credentialsProvider = Configuration.AuthInfoProvider;
var credentials = credentialsProvider.GetAuthInfos(Address);
var request = new CredentialsRequest(ProtocolVersion, credentials);
var response = TaskHelper.WaitToComplete(this.Send(request), Configuration.SocketOptions.ConnectTimeoutMillis);
//If Cassandra replied with a auth response error
//The task already is faulted and the exception was already thrown.
if (response is ReadyResponse)
{
return;
}
throw new ProtocolErrorException("Expected SASL response, obtained " + response.GetType().Name);
}
}
/// <summary>
/// Starts the authentication flow
/// </summary>
/// <exception cref="AuthenticationException" />
private void Authenticate()
{
var provider = Configuration.AuthProvider;
if (ProtocolVersion == 1 && provider == NoneAuthProvider.Instance)
{
//Use protocol v1 authentication flow
var credentialsProvider = Configuration.AuthInfoProvider;
var credentials = credentialsProvider.GetAuthInfos(HostAddress);
var request = new CredentialsRequest(ProtocolVersion, credentials);
var response = TaskHelper.WaitToComplete(this.Send(request), Configuration.SocketOptions.ConnectTimeoutMillis);
//If Cassandra replied with a auth response error
//The task already is faulted and the exception was already thrown.
if (response is ReadyResponse)
{
return;
}
throw new ProtocolErrorException("Expected SASL response, obtained " + response.GetType().Name);
}
else
{
//Use protocol v2+ authentication flow
var authenticator = provider.NewAuthenticator(HostAddress);
byte[] initialResponse = authenticator.InitialResponse();
if (null == initialResponse)
{
initialResponse = new byte[0];
}
Authenticate(initialResponse, authenticator);
}
}
/// <summary>
/// Starts the authentication flow
/// </summary>
/// <exception cref="AuthenticationException" />
private Task<AbstractResponse> Authenticate()
{
//Determine which authentication flow to use.
//Check if its using a C* 1.2 with authentication patched version (like DSE 3.1)
var isPatchedVersion = ProtocolVersion == 1 && !(Configuration.AuthProvider is NoneAuthProvider) && Configuration.AuthInfoProvider == null;
if (ProtocolVersion < 2 && !isPatchedVersion)
{
//Use protocol v1 authentication flow
if (Configuration.AuthInfoProvider == null)
{
throw new AuthenticationException(
String.Format("Host {0} requires authentication, but no credentials provided in Cluster configuration", Address),
Address);
}
var credentialsProvider = Configuration.AuthInfoProvider;
var credentials = credentialsProvider.GetAuthInfos(Address);
var request = new CredentialsRequest(ProtocolVersion, credentials);
return Send(request)
.ContinueSync(response =>
{
if (!(response is ReadyResponse))
{
//If Cassandra replied with a auth response error
//The task already is faulted and the exception was already thrown.
throw new ProtocolErrorException("Expected SASL response, obtained " + response.GetType().Name);
}
return response;
});
}
//Use protocol v2+ authentication flow
//NewAuthenticator will throw AuthenticationException when NoneAuthProvider
var authenticator = Configuration.AuthProvider.NewAuthenticator(Address);
var initialResponse = authenticator.InitialResponse() ?? new byte[0];
return Authenticate(initialResponse, authenticator);
}
/// <summary>
/// Starts the authentication flow
/// </summary>
/// <exception cref="AuthenticationException" />
private void Authenticate()
{
//Determine which authentication flow to use.
//Check if its using a C* 1.2 with authentication patched version (like DSE 3.1)
var isPatchedVersion = ProtocolVersion == 1 && !(Configuration.AuthProvider is NoneAuthProvider) && Configuration.AuthInfoProvider == null;
if (ProtocolVersion >= 2 || isPatchedVersion)
{
//Use protocol v2+ authentication flow
//NewAuthenticator will throw AuthenticationException when NoneAuthProvider
var authenticator = Configuration.AuthProvider.NewAuthenticator(Address);
var initialResponse = authenticator.InitialResponse() ?? new byte[0];
Authenticate(initialResponse, authenticator);
}
else
{
//Use protocol v1 authentication flow
if (Configuration.AuthInfoProvider == null)
{
throw new AuthenticationException(
String.Format("Host {0} requires authentication, but no credentials provided in Cluster configuration", Address),
Address);
}
var credentialsProvider = Configuration.AuthInfoProvider;
var credentials = credentialsProvider.GetAuthInfos(Address);
var request = new CredentialsRequest(ProtocolVersion, credentials);
var response = TaskHelper.WaitToComplete(this.Send(request), Configuration.SocketOptions.ConnectTimeoutMillis);
//If Cassandra replied with a auth response error
//The task already is faulted and the exception was already thrown.
if (response is ReadyResponse)
{
return;
}
throw new ProtocolErrorException("Expected SASL response, obtained " + response.GetType().Name);
}
}
