gistfile1.txt

 79     def step_down(host, seconds)
 80       connection = connect(host)
 81       if is_master?(connection)
 82         admin = connection['admin']
 83         cmd = BSON::OrderedHash.new
 84         cmd['replSetStepDown'] = seconds
 85         begin
 86           admin.command(cmd, :check_response => true)
 87         rescue Mongo::OperationFailure => e
 88           raise "Could not step down.  Perhaps MongoDB isn't healthy? (server said: #{e})"
 89         rescue Mongo::ConnectionFailure
 90           # reconfiguring destroys exisiting connections; live with it.
 91           return true
 92         end 
 93       end
 94     end