/// <summary>
/// Authenticates the on first request.
/// </summary>
/// <param name="databaseName">Name of the database.</param>
private void AuthenticateIfRequired(string databaseName)
{
return;
if (databaseName == null)
{
throw new ArgumentNullException("databaseName");
}
EnsureOpenConnection();
if (_connection.IsAuthenticated(databaseName))
{
return;
}
var builder = new MongoConnectionStringBuilder(ConnectionString);
if (string.IsNullOrEmpty(builder.Username))
{
return;
}
var serializationFactory = MongoConfiguration.Default.SerializationFactory;
var document = new Document().Add("getnonce", 1.0);
var nonceResult = SendCommandCore <Document>(serializationFactory, databaseName, typeof(Document), document);
var nonce = (string)nonceResult["nonce"];
if (nonce == null)
{
throw new MongoException("Error retrieving nonce", null);
}
var pwd = MongoHash.Generate(builder.Username + ":mongo:" + builder.Password);
var auth = new Document {
{ "authenticate", 1.0 },
{ "user", builder.Username },
{ "nonce", nonce },
{ "key", MongoHash.Generate(nonce + builder.Username + pwd) }
};
try
{
var result = SendCommandCore <Document>(serializationFactory, databaseName, typeof(Document), auth);
if (!Convert.ToBoolean(result["ok"]))
{
throw new MongoException("Authentication faild for " + builder.Username);
}
}
catch (MongoCommandException exception)
{
//Todo: use custom exception?
throw new MongoException("Authentication faild for " + builder.Username, exception);
}
_connection.MarkAuthenticated(databaseName);
}
/// <summary>
/// Adds the user.
/// </summary>
/// <param name = "username">The username.</param>
/// <param name = "password">The password.</param>
public void AddUser(string username, string password)
{
var users = _database["system.users"];
var pwd = MongoHash.Generate(username + ":mongo:" + password);
var user = new Document().Add("user", username).Add("pwd", pwd);
if (FindUser(username) != null)
{
throw new MongoException("A user with the name " + username + " already exists in this database.", null);
}
users.Insert(user);
}
