internal IDbConnection BuildMasterConnection(bool useMainInstance)
{
return(new SqlConnectionWrapper(new SqlConnection(DataUtil.BuildConnectionString(this._connectionOptions.ServerName, this._connectionOptions.UserName, this._connectionOptions.Password, useMainInstance, this._connectionOptions.ConnectionTimeout))));
}
internal bool Initialize(ConnectionOptions connectionOptions)
{
this._connectionOptions = connectionOptions;
if (connectionOptions.ServerName == null)
{
if (ProgramInfo.InSqlMode)
{
string[] localInstances = null;
try
{
localInstances = SqlServerEnumerator.GetLocalInstances();
}
catch (Exception)
{
}
if ((localInstances != null) && (localInstances.Length > 0))
{
this._connectionOptions.ServerName = localInstances[0];
}
else
{
this._connectionOptions.ServerName = ".";
}
}
else
{
this._connectionOptions.ServerName = @".\SQLEXPRESS";
}
}
if (connectionOptions.PromptForPassword)
{
try
{
this._connectionOptions.Password = ConsoleUtil.PromptForPassword("Enter password for user '" + connectionOptions.UserName + "': ");
Console.WriteLine("");
}
catch (UserCanceledException)
{
return(false);
}
}
if (!string.IsNullOrEmpty(connectionOptions.RunningAs) && !connectionOptions.UseMainInstance)
{
IDbConnection connection = this.BuildMasterConnection(true);
string str = "SELECT owning_principal_name, instance_pipe_name FROM sys.dm_os_child_instances";
IDbCommand command = DataUtil.CreateCommand(this, connection);
command.CommandText = str;
connection.Open();
try
{
SqlDataReader reader = (SqlDataReader)command.ExecuteReader();
if (reader != null)
{
try
{
if (reader.HasRows)
{
int ordinal = reader.GetOrdinal("owning_principal_name");
int num2 = reader.GetOrdinal("instance_pipe_name");
while (reader.Read())
{
if (string.Equals(reader.GetString(ordinal), connectionOptions.RunningAs, StringComparison.OrdinalIgnoreCase))
{
string str2 = reader.GetString(num2);
if (this._originalServerName == null)
{
Console.WriteLine("Using instance '" + str2 + "'.");
Console.WriteLine("");
this._originalServerName = connectionOptions.ServerName;
this._connectionOptions.ServerName = str2;
this._connectionOptions.UseMainInstance = true;
}
else
{
Console.WriteLine("Multiple child instances were found to run under the principal name you specified. The first one will be used.");
}
}
}
}
if (this._originalServerName == null)
{
throw new Exception("No child instance is running under the principal name you specified.");
}
}
finally
{
reader.Close();
}
}
}
finally
{
connection.Close();
}
}
return(true);
}
internal IDbConnection BuildAttachConnection(string filePath, int timeout)
{
return(new SqlConnectionWrapper(new SqlConnection(DataUtil.BuildConnectionString(this._connectionOptions.ServerName, this._connectionOptions.UserName, this._connectionOptions.Password, filePath, this._connectionOptions.UseMainInstance, timeout))));
}