Replica set step down example

StepDown.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using MongoDB.Driver;
using MongoDB.Bson;

namespace MongoStepDown
{
    class Program
    {
        static void Main( string[] args )
        {
            // Get the address of the primary server.
            string address = GetAddressOfPrimary( );

            // Connect to it.
            Console.WriteLine( "Connecting to " + address + "..." );
            var mongo = MongoServer.Create( "mongodb://" + address + "/" );

            // Make it step down.
            var result = mongo["admin"].RunCommand( "replSetStepDown" );
            Console.WriteLine( "Result: " + result );
        }

        static string GetAddressOfPrimary( )
        {
            // Connect to the first localhost server.
            var server = new MongoServer( new MongoServerSettings { Server = new MongoServerAddress( "localhost" ), SlaveOk = true } );

            // Get the replica set members.
            var status = server["admin"].RunCommand( "replSetGetStatus" );
            var members = status.Response["members"].AsBsonArray;

            // Find the primary.
            foreach ( BsonDocument member in members )
            {
                if ( member["stateStr"] == "PRIMARY" )
                    return member["name"].AsString;
            }

            return null;
        }
    }
}