/// <summary>
/// Validate the current client.
/// </summary>
/// <param name="user">The current user principal.</param>
/// <param name="authenticationSchemes">The authentication type.</param>
/// <returns>True if the client has been validated; else false.</returns>
public override bool ClientValidation(System.Security.Principal.IPrincipal user, Nequeo.Security.AuthenticationType authenticationSchemes)
{
// Does the user priciple exist.
if (user != null)
{
// Does the user identity exist.
if (user.Identity != null)
{
// Select the curent Authentication Schemes
switch (authenticationSchemes)
{
case Nequeo.Security.AuthenticationType.User:
case Nequeo.Security.AuthenticationType.Basic:
// If the authentication type is 'Basic'
// If the identity is IIdentityMember.
if (user.Identity is Nequeo.Security.IdentityMember)
{
// The username and password are passed for
// Basic authentication type.
Nequeo.Security.IdentityMember identityMember = (Nequeo.Security.IdentityMember)user.Identity;
// Return the result of the authentication.
return(_provider.AuthenticateUser(identityMember.GetCredentials()));
}
// If the identity is HttpListenerBasicIdentity.
if (user.Identity is HttpListenerBasicIdentity)
{
// The username and password are passed for
// Basic authentication type.
HttpListenerBasicIdentity httpListenerBasicIdentity = (HttpListenerBasicIdentity)user.Identity;
string userName = httpListenerBasicIdentity.Name;
string password = httpListenerBasicIdentity.Password;
// Create the user credentials.
Nequeo.Security.UserCredentials credentials = new Nequeo.Security.UserCredentials();
credentials.Username = userName;
credentials.Password = password;
// Return the result of the authentication.
return(_provider.AuthenticateUser(credentials));
}
return(false);
case Nequeo.Security.AuthenticationType.Integrated:
// If the authentication type is WindowsIdentity
if (user.Identity is System.Security.Principal.WindowsIdentity)
{
WindowsIdentity windowsIdentity = (WindowsIdentity)user.Identity;
if (user.IsInRole("Administrators") || user.IsInRole("Users"))
{
return(true);
}
else
{
return(false);
}
}
break;
case Nequeo.Security.AuthenticationType.None:
case Nequeo.Security.AuthenticationType.Anonymous:
return(true);
default:
return(false);
}
}
}
return(false);
}
/// <summary>
/// Set the request headers from the input stream within the current http context.
/// </summary>
/// <param name="webSocketContext">The current web socket context.</param>
/// <param name="timeout">The maximum time in milliseconds to wait for the end of the header data; -1 wait Indefinitely.</param>
/// <param name="maxReadLength">The maximun number of bytes to read before cancelling (must be greater then zero).</param>
/// <param name="requestBufferStore">The request buffer store stream.</param>
/// <exception cref="System.Exception"></exception>
/// <returns>True if the headers have been found; else false.</returns>
public static bool SetRequestHeaders(Nequeo.Net.WebSockets.WebSocketContext webSocketContext, long timeout = -1, int maxReadLength = 0, System.IO.Stream requestBufferStore = null)
{
// Header has not been found at this point.
string requestMethod = "";
string protocolVersion = "";
byte[] rawData = null;
List <NameValue> headers = null;
// Web socket context is null.
if (webSocketContext == null)
{
return(false);
}
// Web socket request context is null.
if (webSocketContext.WebSocketRequest == null)
{
return(false);
}
// Web socket request context stream is null.
if (webSocketContext.WebSocketRequest.Input == null)
{
return(false);
}
// If not using the buffer store.
if (requestBufferStore == null)
{
// We need to wait until we get all the header
// data then send the context to the server.
headers = Nequeo.Net.Utility.
ParseHeaders(webSocketContext.WebSocketRequest.Input, out requestMethod, ref rawData, timeout, maxReadLength);
}
else
{
// We need to wait until we get all the header
// data then send the context to the server.
headers = Nequeo.Net.Utility.
ParseHeaders(webSocketContext.RequestBufferStore, out requestMethod, ref rawData, timeout, maxReadLength);
}
// If headers exist then all has been found.
if (headers != null)
{
// Set all the request headers.
webSocketContext.WebSocketRequest.ReadWebSocketHeaders(headers, requestMethod);
protocolVersion = webSocketContext.WebSocketRequest.ProtocolVersion;
webSocketContext.WebSocketRequest.HeadersFound = true;
// If the client is using protocol version "HTTP/1.1"
if (protocolVersion.ToUpper().Trim().Replace(" ", "").Contains("HTTP/1.1"))
{
// Do nothing.
}
// If the client is using protocol version "HTTP/2.0".
if (protocolVersion.ToUpper().Trim().Replace(" ", "").Contains("HTTP/2"))
{
// Do nothing.
}
// Set the user principle if credentials
// have been passed.
if (webSocketContext.WebSocketRequest.Credentials != null)
{
// Add the credentials.
Nequeo.Security.IdentityMember identity =
new Nequeo.Security.IdentityMember(
webSocketContext.WebSocketRequest.Credentials.UserName,
webSocketContext.WebSocketRequest.Credentials.Password,
webSocketContext.WebSocketRequest.Credentials.Domain);
Nequeo.Security.AuthenticationType authType = Nequeo.Security.AuthenticationType.None;
try
{
// Attempt to get the authentication type.
authType = (Nequeo.Security.AuthenticationType)
Enum.Parse(typeof(Nequeo.Security.AuthenticationType), webSocketContext.WebSocketRequest.AuthorizationType);
}
catch { }
// Set the cuurent authentication schema.
identity.AuthenticationSchemes = authType;
// Create the principal.
Nequeo.Security.PrincipalMember principal = new Nequeo.Security.PrincipalMember(identity, null);
// Assign the principal
webSocketContext.User = principal;
}
return(true);
}
else
{
return(false);
}
}