###################################################################
#           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
import os
import os.path
import platform
import distro
import subprocess
from time import sleep
import base64
import json
import copy
import shutil
import psutil
from fabric2 import Connection
from shutil import which

# self
from ..log import *


class TDDnode:
    def __init__(self, index=1, level=1, disk=1):
        self.index = index
        self.level = level
        self.disk = disk
        self.dataDir = []
        self.running = 0
        self.deployed = 0
        self.testCluster = False
        self.valgrind = 0
        self.asan = False
        self.remoteIP = ""
        self.cfgDict = {
            "fqdn": "localhost",
            "monitor": "0",
            "maxShellConns": "30000",
            "locale": "en_US.UTF-8",
            "charset": "UTF-8",
            "asyncLog": "0",
            "mDebugFlag": "135",
            "dDebugFlag": "131",
            "vDebugFlag": "131",
            "tqDebugFlag": "135",
            "cDebugFlag": "135",
            "stDebugFlag": "135",
            "smaDebugFlag": "135",
            "jniDebugFlag": "131",
            "qDebugFlag": "131",
            "rpcDebugFlag": "135",
            "tmrDebugFlag": "131",
            "uDebugFlag": "131",
            "sDebugFlag": "131",
            "wDebugFlag": "131",
            "numOfLogLines": "100000000",
            "statusInterval": "1",
            "enableQueryHb": "1",
            "supportVnodes": "1024",
            "telemetryReporting": "0",
        }
        self.binPath = "/usr/bin/taosd"
        self.execPath = os.path.join(
            os.path.dirname(os.path.dirname(os.path.realpath(__file__))), "exec.sh"
        )

    def init(self, path, binPath, remoteIP=""):
        self.path = path
        self.binPath = binPath
        self.remoteIP = remoteIP
        if not self.remoteIP == "":
            try:
                self.config = eval(self.remoteIP)
                self.remote_conn = Connection(
                    host=self.config["host"],
                    port=self.config["port"],
                    user=self.config["user"],
                    connect_kwargs={"password": self.config["password"]},
                )
            except Exception as r:
                print(r)

    def setTestCluster(self, value):
        self.testCluster = value

    def setValgrind(self, value):
        self.valgrind = value

    def setAsan(self, value):
        self.asan = value
        # if value:
        #    selfPath = os.path.dirname(os.path.realpath(__file__))
        #    if ("community" in selfPath):
        #        self.execPath = os.path.abspath(self.path + "/community/test/utils/exec.sh")
        #    else:
        #        self.execPath = os.path.abspath(self.path + "/test/utils/exec.sh")

    def getDataSize(self):
        totalSize = 0

        if self.deployed == 1:
            for dirpath, dirnames, filenames in os.walk(self.dataDir):
                for f in filenames:
                    fp = os.path.join(dirpath, f)

                    if not os.path.islink(fp):
                        totalSize = totalSize + os.path.getsize(fp)

        return totalSize

    def addExtraCfg(self, option, value):
        self.cfgDict.update({option: value})

    def remoteExec(self, updateCfgDict, execCmd):
        valgrindStr = ""
        if self.valgrind == 1:
            valgrindStr = "-g"
        remoteCfgDict = copy.deepcopy(updateCfgDict)
        if "logDir" in remoteCfgDict:
            del remoteCfgDict["logDir"]
        if "dataDir" in remoteCfgDict:
            del remoteCfgDict["dataDir"]
        if "cfgDir" in remoteCfgDict:
            del remoteCfgDict["cfgDir"]
        remoteCfgDictStr = base64.b64encode(json.dumps(remoteCfgDict).encode()).decode()
        execCmdStr = base64.b64encode(execCmd.encode()).decode()
        with self.remote_conn.cd(
            (self.config["path"] + sys.path[0].replace(self.path, "")).replace(
                "\\", "/"
            )
        ):
            self.remote_conn.run(
                "python3 ./test.py %s -d %s -e %s"
                % (valgrindStr, remoteCfgDictStr, execCmdStr)
            )

    def deploy(self, *updatecfgDict):
        # logDir
        self.logDir = os.path.join(self.path, "dnode%d" % self.index, "log")
        # dataDir
        simPath = os.path.join(self.path, "dnode%d" % self.index)
        primary = 1
        if self.level == 1 and self.disk == 1:
            eDir = os.path.join(simPath, "data")
            if eDir not in self.dataDir:
                self.dataDir.append(eDir)
        else:
            for i in range(self.level):
                for j in range(self.disk):
                    eDir = os.path.join(simPath, f"data{i}{j}")
                    self.dataDir.append(f"{eDir} {i} {primary}")
                    if primary == 1:
                        primary = 0

        # taos.cfg
        self.cfgDir = os.path.join(self.path, "dnode%d" % self.index, "cfg")
        self.cfgPath = os.path.join(self.cfgDir, "taos.cfg")

        for eDir in self.dataDir:
            cmd = "rm -rf " + eDir
            tdLog.info(cmd)
            if os.system(cmd) != 0:
                tdLog.exit(cmd)

        cmd = "rm -rf " + self.logDir
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

        cmd = "rm -rf " + self.cfgDir
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

        # cmd = "mkdir -p " + self.dataDir
        # if os.system(cmd) != 0:
        #     tdLog.exit(cmd)
        for eDir in self.dataDir:
            os.makedirs(eDir.split(" ")[0])

        # cmd = "mkdir -p " + self.logDir
        # if os.system(cmd) != 0:
        #     tdLog.exit(cmd)
        os.makedirs(self.logDir)

        # cmd = "mkdir -p " + self.cfgDir
        # if os.system(cmd) != 0:
        #     tdLog.exit(cmd)
        os.makedirs(self.cfgDir)

        cmd = "touch " + self.cfgPath
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

        if self.testCluster:
            self.startIP()

        if self.testCluster:
            self.cfg("masterIp", "192.168.0.1")
            self.cfg("secondIp", "192.168.0.2")
            self.cfg("publicIp", "192.168.0.%d" % (self.index))
            self.cfg("internalIp", "192.168.0.%d" % (self.index))
            self.cfg("privateIp", "192.168.0.%d" % (self.index))
        self.cfgDict["dataDir"] = self.dataDir
        self.cfgDict["logDir"] = self.logDir
        # self.cfg("dataDir",self.dataDir)
        # self.cfg("logDir",self.logDir)
        # print(updatecfgDict)
        isFirstDir = 1
        if bool(updatecfgDict) and updatecfgDict[0] and updatecfgDict[0][0]:
            for key, value in updatecfgDict[0][0].items():
                if (
                    key == "clientCfg"
                    and self.remoteIP == ""
                    and not platform.system().lower() == "windows"
                ):
                    continue
                if value == "dataDir":
                    if isFirstDir:
                        self.cfgDict.pop("dataDir")
                        self.cfg(value, key)
                        isFirstDir = 0
                    else:
                        self.cfg(value, key)
                else:
                    self.addExtraCfg(key, value)
        if self.remoteIP == "":
            for key, value in self.cfgDict.items():
                if type(value) == list:
                    for v in value:
                        self.cfg(key, v)
                else:
                    self.cfg(key, value)
        else:
            self.remoteExec(
                self.cfgDict, "tdDnodes.deploy(%d,updateCfgDict)" % self.index
            )

        self.deployed = 1
        tdLog.debug(
            "dnode:%d is deployed and configured by %s" % (self.index, self.cfgPath)
        )

    def getPath(self, tool="taosd"):
        return os.path.join(os.path.dirname(self.binPath), tool)
        # selfPath = os.path.dirname(os.path.realpath(__file__))

        # if ("community" in selfPath):
        #     projPath = selfPath[:selfPath.find("community")]
        # else:
        #     projPath = selfPath[:selfPath.find("tests")]

        # paths = []
        # for root, dirs, files in os.walk(projPath):
        #    if ((tool) in files or ("%s.exe"%tool) in files):
        #        rootRealPath = os.path.dirname(os.path.realpath(root))
        #        if ("packaging" not in rootRealPath):
        #            paths.append(os.path.join(root, tool))
        #            break
        # if (len(paths) == 0):
        #        return ""
        # return paths[0]

    def starttaosd(self):
        # binPath = self.getPath()

        if os.path.exists(self.binPath):
            tdLog.info("taosd found: %s" % self.binPath)
        else:
            tdLog.exit("taosd not found!")

        if self.deployed == 0:
            tdLog.exit("dnode:%d is not deployed" % (self.index))

        if self.valgrind == 0:
            if platform.system().lower() == "windows":
                cmd = f"mintty -h never {self.binPath} -c {self.cfgDir}"
            else:
                if self.asan:
                    asanDir = "%s/asan/dnode%d.asan" % (self.path, self.index)
                    cmd = "nohup %s -c %s > /dev/null 2> %s & " % (
                        self.binPath,
                        self.cfgDir,
                        asanDir,
                    )
                else:
                    cmd = "nohup %s -c %s > /dev/null 2>&1 & " % (
                        self.binPath,
                        self.cfgDir,
                    )
        else:
            valgrindCmdline = (
                'valgrind --log-file="%s/../log/valgrind.log"  --tool=memcheck --leak-check=full --show-reachable=no --track-origins=yes --show-leak-kinds=all -v --workaround-gcc296-bugs=yes'
                % self.cfgDir
            )

            if platform.system().lower() == "windows":
                cmd = "mintty -h never %s %s -c %s" % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )
            else:
                cmd = "nohup %s %s -c %s 2>&1 & " % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )

            print(cmd)

        if not self.remoteIP == "":
            self.remoteExec(
                self.cfgDict,
                'tdDnodes.dnodes[%d].deployed=1\ntdDnodes.dnodes[%d].logDir="%%s/dnode%%d/log"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.dnodes[%d].cfgDir="%%s/dnode%%d/cfg"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.start(%d)'
                % (
                    self.index - 1,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index,
                ),
            )
            self.running = 1
        else:
            if os.system(cmd) != 0:
                tdLog.exit(cmd)
            self.running = 1
            tdLog.debug("dnode:%d is running with %s " % (self.index, cmd))
            if self.valgrind == 0:
                time.sleep(0.1)
                key1 = "from offline to online"
                bkey1 = bytes(key1, encoding="utf8")
                key2 = "TDengine initialized successfully"
                bkey2 = bytes(key2, encoding="utf8")
                logFile = self.logDir + "/taosdlog.0"
                i = 0
                # while not os.path.exists(logFile):
                #     sleep(0.1)
                #     i += 1
                #     if i > 10:
                #         break
                # tailCmdStr = 'tail -f '
                # if platform.system().lower() == 'windows':
                #     tailCmdStr = 'tail -n +0 -f '
                # popen = subprocess.Popen(
                #     tailCmdStr + logFile,
                #     stdout=subprocess.PIPE,
                #     stderr=subprocess.PIPE,
                #     shell=True)
                # pid = popen.pid
                # # print('Popen.pid:' + str(pid))
                # timeout = time.time() + 60 * 2
                # while True:
                #     line = popen.stdout.readline().strip()
                #     print(line)
                #     if bkey1 in line:
                #         popen.kill()
                #         break
                #     elif bkey2 in line:
                #         popen.kill()
                #         break
                #     if time.time() > timeout:
                #         print(time.time(),timeout)
                #         tdLog.exit('wait too long for taosd start')
                tdLog.debug("the dnode:%d has been started." % (self.index))
            else:
                tdLog.debug("wait 10 seconds for the dnode:%d to start." % (self.index))
                time.sleep(10)

    def start(self):
        # binPath = self.getPath()

        if os.path.exists(self.binPath):
            tdLog.info("taosd found: %s" % self.binPath)
        else:
            tdLog.exit("taosd not found!")

        if self.deployed == 0:
            tdLog.exit("dnode:%d is not deployed" % (self.index))

        if self.valgrind == 0:
            if platform.system().lower() == "windows":
                cmd = "mintty -h never %s -c %s" % (self.binPath, self.cfgDir)
            else:
                if self.asan:
                    asanDir = "%s/asan/dnode%d.asan" % (self.path, self.index)
                    cmd = "nohup %s -c %s > /dev/null 2> %s & " % (
                        self.binPath,
                        self.cfgDir,
                        asanDir,
                    )
                else:
                    cmd = "nohup %s -c %s > /dev/null 2>&1 & " % (
                        self.binPath,
                        self.cfgDir,
                    )
        else:
            valgrindCmdline = (
                'valgrind --log-file="%s/../log/valgrind.log"  --tool=memcheck --leak-check=full --show-reachable=no --track-origins=yes --show-leak-kinds=all -v --workaround-gcc296-bugs=yes'
                % self.cfgDir
            )

            if platform.system().lower() == "windows":
                cmd = "mintty -h never %s %s -c %s" % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )
            else:
                cmd = "nohup %s %s -c %s 2>&1 & " % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )

            print(cmd)

        if not self.remoteIP == "":
            self.remoteExec(
                self.cfgDict,
                'tdDnodes.dnodes[%d].deployed=1\ntdDnodes.dnodes[%d].logDir="%%s/dnode%%d/log"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.dnodes[%d].cfgDir="%%s/dnode%%d/cfg"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.start(%d)'
                % (
                    self.index - 1,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index,
                ),
            )
            self.running = 1
        else:
            if os.path.exists(os.path.join(self.logDir, 'taosdlog.0')):
                os.remove(os.path.join(self.logDir, 'taosdlog.0'))
            if os.system(cmd) != 0:
                tdLog.exit(cmd)
            self.running = 1
            tdLog.debug("dnode:%d is running with %s " % (self.index, cmd))
            if self.valgrind == 0:
                time.sleep(0.1)
                key = "from offline to online"
                bkey = bytes(key, encoding="utf8")
                logFile = os.path.join(self.logDir, "taosdlog.0")
                i = 0
                while not os.path.exists(logFile):
                    sleep(0.1)
                    i += 1
                    if i > 50:
                        break
                with open(logFile) as f:
                    timeout = time.time() + 10 * 2
                    while True:
                        line = f.readline().encode("utf-8")
                        if bkey in line:
                            break
                        if time.time() > timeout:
                            tdLog.exit("wait too long for taosd start")
                    tdLog.debug("the dnode:%d has been started." % (self.index))
            else:
                tdLog.debug("wait 10 seconds for the dnode:%d to start." % (self.index))
                time.sleep(10)
                

    def startWithoutSleep(self):
        # binPath = self.getPath()

        if os.path.exists(self.binPath):
            tdLog.info("taosd found: %s" % self.binPath)
        else:
            tdLog.exit("taosd not found!")

        if self.deployed == 0:
            tdLog.exit("dnode:%d is not deployed" % (self.index))

        if self.valgrind == 0:
            if platform.system().lower() == "windows":
                cmd = "mintty -h never %s -c %s" % (self.binPath, self.cfgDir)
            else:
                if self.asan:
                    asanDir = "%s/asan/dnode%d.asan" % (self.path, self.index)
                    cmd = "nohup %s -c %s > /dev/null 2> %s & " % (
                        self.binPath,
                        self.cfgDir,
                        asanDir,
                    )
                else:
                    cmd = "nohup %s -c %s > /dev/null 2>&1 & " % (
                        self.binPath,
                        self.cfgDir,
                    )
        else:
            valgrindCmdline = (
                'valgrind  --log-file="%s/../log/valgrind.log"  --tool=memcheck --leak-check=full --show-reachable=no --track-origins=yes --show-leak-kinds=all -v --workaround-gcc296-bugs=yes'
                % self.cfgDir
            )
            if platform.system().lower() == "windows":
                cmd = "mintty -h never %s %s -c %s" % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )
            else:
                cmd = "nohup %s %s -c %s 2>&1 & " % (
                    valgrindCmdline,
                    self.binPath,
                    self.cfgDir,
                )
            print(cmd)

        if self.remoteIP == "":
            if os.system(cmd) != 0:
                tdLog.exit(cmd)
        else:
            self.remoteExec(
                self.cfgDict,
                'tdDnodes.dnodes[%d].deployed=1\ntdDnodes.dnodes[%d].logDir="%%s/dnode%%d/log"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.dnodes[%d].cfgDir="%%s/dnode%%d/cfg"%%(tdDnodes.dnodes[%d].path,%d)\ntdDnodes.startWithoutSleep(%d)'
                % (
                    self.index - 1,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index - 1,
                    self.index - 1,
                    self.index,
                    self.index,
                ),
            )

        self.running = 1
        tdLog.debug("dnode:%d is running with %s " % (self.index, cmd))

    def stop(self):
        if self.asan:
            stopCmd = "%s -s stop -n dnode%d" % (self.execPath, self.index)
            tdLog.info("execute script: " + stopCmd)
            os.system(stopCmd)
            return

        if not self.remoteIP == "":
            self.remoteExec(
                self.cfgDict,
                "tdDnodes.dnodes[%d].running=1\ntdDnodes.dnodes[%d].stop()"
                % (self.index - 1, self.index - 1),
            )
            tdLog.info("stop dnode%d" % self.index)
            return
        if self.valgrind == 0:
            toBeKilled = "taosd"
        else:
            toBeKilled = "valgrind.bin"

        if self.running != 0:
            if platform.system().lower() == "windows":
                pid = None
                for proc in psutil.process_iter(['pid', 'name', 'cmdline']):
                    if 'mintty' in  proc.info['name']:
                        tdLog.info(proc.info['cmdline'])
                    if ('mintty' in  proc.info['name']
                        and proc.info['cmdline']  # 确保 cmdline 非空
                        and 'taosd' in proc.info['cmdline'][3] and f'dnode{self.index}' in proc.info['cmdline'][5]
                    ):
                        tdLog.info(proc.info)
                        tdLog.info("Found taosd.exe process with PID: %s", proc.info['pid'])
                        pid = proc.info['pid']
                        killCmd = f"taskkill /PID {pid} /T /F"
                        #killCmd = "for /f %%a in ('wmic process where \"name='taosd.exe'\" get processId ^| xargs echo ^| awk ^'{print $2}^' ^&^& echo aa') do @(ps | grep %%a | awk '{print $1}' | xargs)"
                        os.system(killCmd)
                        tdLog.info("dnode:%d is stopped by kill -INT" % (self.index))
                        break
                if pid is None:
                    tdLog.error("No taosd.exe process found for dnode:%d" % (self.index))
            else:
                psCmd = (
                    "ps -efww |grep -w %s| grep -v grep | awk '{print $2}' | xargs"
                    % toBeKilled
                )
                processID = (
                    subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
                )

                onlyKillOnceWindows = 0
                while processID:
                    if not platform.system().lower() == "windows" or (
                        onlyKillOnceWindows == 0 and platform.system().lower() == "windows"
                    ):
                        killCmd = "kill -INT %s > /dev/null 2>&1" % processID
                        if platform.system().lower() == "windows":
                            killCmd = "kill -INT %s > nul 2>&1" % processID
                        os.system(killCmd)
                        onlyKillOnceWindows = 1
                    time.sleep(1)
                    processID = (
                        subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
                    )
                if not platform.system().lower() == "windows":
                    for port in range(6030, 6041):
                        fuserCmd = "fuser -k -n tcp %d > /dev/null" % port
                        os.system(fuserCmd)
                if self.valgrind:
                    time.sleep(2)

                self.running = 0
                tdLog.info("dnode:%d is stopped by kill -INT" % (self.index))

    def stoptaosd(self):
        tdLog.info(f"start to stop taosd on dnode:{self.index}")
        # print(self.asan,self.running,self.remoteIP,self.valgrind)
        if self.asan:
            stopCmd = "%s -s stop -n dnode%d" % (self.execPath, self.index)
            tdLog.info("execute script: " + stopCmd)
            os.system(stopCmd)
            return

        if not self.remoteIP == "":
            self.remoteExec(
                self.cfgDict,
                "tdDnodes.dnodes[%d].running=1\ntdDnodes.dnodes[%d].stop()"
                % (self.index - 1, self.index - 1),
            )
            tdLog.info("stop dnode%d" % self.index)
            return
        if self.valgrind == 0:
            toBeKilled = "taosd"
        else:
            toBeKilled = "valgrind.bin"

        if self.running != 0:
            if platform.system().lower() == "windows":
                pid = None
                for proc in psutil.process_iter(['pid', 'name', 'cmdline']):
                    if 'mintty' in  proc.info['name']:
                        tdLog.info(proc.info['cmdline'])
                    if ('mintty' in  proc.info['name']
                        and proc.info['cmdline']  # 确保 cmdline 非空
                        and 'taosd' in proc.info['cmdline'][3] and f'dnode{self.index}' in proc.info['cmdline'][5]
                    ):
                        tdLog.info(proc.info)
                        tdLog.info("Found taosd.exe process with PID: %s", proc.info['pid'])
                        pid = proc.info['pid']
                        killCmd = f"taskkill /PID {pid} /T /F"
                        #killCmd = "for /f %%a in ('wmic process where \"name='taosd.exe'\" get processId ^| xargs echo ^| awk ^'{print $2}^' ^&^& echo aa') do @(ps | grep %%a | awk '{print $1}' | xargs)"
                        os.system(killCmd)
                        tdLog.info("dnode:%d is stopped by kill -INT" % (self.index))
                        break
                if pid is None:
                    tdLog.error("No taosd.exe process found for dnode:%d" % (self.index))
            else:
                psCmd = (
                    "ps -efww | grep -w %s | grep dnode%d | grep -v grep | awk '{print $2}' | xargs"
                    % (toBeKilled, self.index)
                )
                processID = (
                    subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
                )
                tdLog.info(f"psCmd:{psCmd}, processId:[{processID}]")
                onlyKillOnceWindows = 0
                while processID:
                    if not platform.system().lower() == "windows" or (
                        onlyKillOnceWindows == 0 and platform.system().lower() == "windows"
                    ):
                        killCmd = "kill -INT %s > /dev/null 2>&1" % processID
                        if platform.system().lower() == "windows":
                            killCmd = "kill -INT %s > nul 2>&1" % processID
                        os.system(killCmd)
                        onlyKillOnceWindows = 1
                        # tdLog.info(f"kill cmd:{killCmd}")
                    time.sleep(1)
                    processID = (
                        subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
                    )
                    tdLog.info(f"killed processID:{processID}")
            if self.valgrind:
                time.sleep(2)

            self.running = 0
            tdLog.info("dnode:%d is stopped by kill -INT" % (self.index))

    def forcestop(self):
        tdLog.info(f"start to force stop taosd on dnode:{self.index}")

        if self.asan:
            stopCmd = "%s -s stop -n dnode%d -x SIGKILL" % (self.execPath, self.index)
            tdLog.info("execute script: " + stopCmd)
            os.system(stopCmd)
            return

        if not self.remoteIP == "":
            self.remoteExec(
                self.cfgDict,
                "tdDnodes.dnodes[%d].running=1\ntdDnodes.dnodes[%d].forcestop()"
                % (self.index - 1, self.index - 1),
            )
            tdLog.info("force stop dnode%d" % self.index)
            return
        if self.valgrind == 0:
            toBeKilled = "taosd"
        else:
            toBeKilled = "valgrind.bin"

        if self.running != 0:
            if platform.system().lower() == "windows":
                psCmd = (
                    "for /f %%a in ('wmic process where \"name='taosd.exe' and CommandLine like '%%dnode%d%%'\" get processId ^| xargs echo ^| awk ^'{print $2}^' ^&^& echo aa') do @(ps | grep %%a | awk '{print $1}' | xargs)"
                    % (self.index)
                )
            else:
                psCmd = (
                    "ps -efww | grep -w %s | grep dnode%d | grep -v grep | awk '{print $2}' | xargs"
                    % (toBeKilled, self.index)
                )
            processID = (
                subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
            )

            tdLog.info(f"psCmd:{psCmd}, processId:[{processID}]")
            onlyKillOnceWindows = 0
            while processID:
                if not platform.system().lower() == "windows" or (
                    onlyKillOnceWindows == 0 and platform.system().lower() == "windows"
                ):
                    killCmd = "kill -KILL %s > /dev/null 2>&1" % processID
                    if platform.system().lower() == "windows":
                        killCmd = "kill -KILL %s > nul 2>&1" % processID
                    os.system(killCmd)
                    onlyKillOnceWindows = 1
                    # tdLog.info(f"kill cmd:{killCmd}")
                time.sleep(1)
                processID = (
                    subprocess.check_output(psCmd, shell=True).decode("utf-8").strip()
                )
                tdLog.info(f"killed processID:{processID}")
            # for port in range(6030, 6041):
            #     fuserCmd = "fuser -k -n tcp %d" % port
            #     os.system(fuserCmd)
            if self.valgrind:
                time.sleep(2)

            self.running = 0
            tdLog.info("dnode:%d is stopped by kill -KILL" % (self.index))


    def dnodeClearData(self):
        """
        Clear dnode's data (Remove all data files).

        Returns:
            bool: True if the dnode was cleared successfully, False otherwise.
        """
        tdLog.debug(f"dnodeClearData on dnode:{self.index}")
        try:
            tdLog.info(f"dataDir:{self.dataDir}")
            if type(self.dataDir) == list:
                for data_dir in self.dataDir:
                    if " " in data_dir:
                        data_path = data_dir.split(" ")[0]
                    else: 
                        data_path = data_dir
                    if os.path.exists(data_path):
                        shutil.rmtree(data_path)
            else:
                if os.path.exists(self.dataDir):
                    shutil.rmtree(self.dataDir)

        except Exception as e:
            tdLog.error(f"dnodeClearData failed: error delete {data_path}: {e}")
            return False
        tdLog.info(f"dnodeClearData successful on dnode:{self.index}")
        return True


    def startIP(self):
        cmd = "sudo ifconfig lo:%d 192.168.0.%d up" % (self.index, self.index)
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

    def stopIP(self):
        cmd = "sudo ifconfig lo:%d 192.168.0.%d down" % (self.index, self.index)
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

    def cfg(self, option, value):
        cmd = "echo %s %s >> %s" % (option, value, self.cfgPath)
        if os.system(cmd) != 0:
            tdLog.exit(cmd)

    def getDnodeRootDir(self, index):
        dnodeRootDir = os.path.join(self.path, "psim", "dnode%d" % index)
        return dnodeRootDir

    def getDnodesRootDir(self):
        dnodesRootDir = os.path.join(self.path, "psim")
        return dnodesRootDir