killAndRestartDnodesTest.py

###################################################################
#           Copyright (c) 2016 by TAOS Technologies, Inc.
#                     All rights reserved.
#
#  This file is proprietary and confidential to TAOS Technologies.
#  No part of this file may be reproduced, stored, transmitted,
#  disclosed or used in any form or by any means other than as
#  expressly provided by the written permission from Jianhui Tao
#
###################################################################

# -*- coding: utf-8 -*-

import sys
from clustertest import *
from util.sql import tdSql
from util.log import tdLog
import random

class ClusterTestcase:
    
    ## test case 7, 10 ##
    def run(self):
        # cluster environment set up
        tdLog.info("Test case 7, 10")

        nodes = Nodes()
        ctest = ClusterTest(nodes.node1.hostName)
        ctest.connectDB()
        tdSql.init(ctest.conn.cursor(), False)

        nodes.node1.stopTaosd()
        tdSql.query("show dnodes")
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "offline")
        tdSql.checkData(1, 4, "ready")    
        tdSql.checkData(2, 4, "ready")

        nodes.node1.startTaosd()
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "ready")
        tdSql.checkData(1, 4, "ready")    
        tdSql.checkData(2, 4, "ready")

        nodes.node2.stopTaosd()
        tdSql.query("show dnodes")
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "ready")
        tdSql.checkData(1, 4, "offline")    
        tdSql.checkData(2, 4, "ready")

        nodes.node2.startTaosd()
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "ready")
        tdSql.checkData(1, 4, "ready")    
        tdSql.checkData(2, 4, "ready")

        nodes.node3.stopTaosd()
        tdSql.query("show dnodes")
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "ready")
        tdSql.checkData(1, 4, "ready")    
        tdSql.checkData(2, 4, "offline")

        nodes.node3.startTaosd()
        tdSql.checkRows(3)
        tdSql.checkData(0, 4, "ready")
        tdSql.checkData(1, 4, "ready")    
        tdSql.checkData(2, 4, "ready")
        
        tdSql.close()
        tdLog.success("%s successfully executed" % __file__)

ct = ClusterTestcase()
ct.run()