scbc_repos/ssat_sdk/service/redrat_service.py

# -*- coding: UTF-8 -*-
import sys
import os
from os import path, access, R_OK
import subprocess
from subprocess import CalledProcessError
import time
from ssat_sdk.service.service_config import *
from ssat_sdk.sat_environment import *


class RedRatService():
    # 类静态变量
    Service_Name = "redrat"
    HubCmd_exe = sys.prefix + r"/Tools/RedHatHub/RedRatHubCmd.exe"
    cmdline = ""
    child = None

    def __init__(self):
        self.status = 0
        self.serviceConfig = ServiceConfig()
        rcuDevice = getRCUDeviceSelected()
        if (rcuDevice.lower() == "redrat3"):
            RedRatService.HubCmd_exe = sys.prefix + r"/Tools/RedHatHub/RedRatHubCmd.exe"
        elif(rcuDevice.lower() == "redrat4"):
            RedRatService.HubCmd_exe = sys.prefix + r"/Tools/RedRatHub-V4.28/RedRatHubCmd.exe"
        if path.exists(RedRatService.HubCmd_exe) and path.isfile(RedRatService.HubCmd_exe) and access(
                RedRatService.HubCmd_exe, R_OK):
            print r"RedRatHubCmd.exe : exists and is readable"
        else:
            print r"RedRatHubCmd.exe : file is missing or is not readable, please check if Python27\Tools\RedRat\RedRatHubCmd.exe is exists"

        # 强制结束所有RedRatHubCmd.exe
        self.taskkill()
        print "RedRatHubCmd Start!"

    def taskkill(self):
        # 强制结束任务管理器所有 强制结束所有RedRatHubCmd.exe 进程
        try:
            command = 'taskkill /F /IM RedRatHubCmd.exe'
            os.system(command)
        except Exception, e:
            print u"没有杀死RedRatHubCmd进程：", e

    def isRunning(self, signalxml, port, conns):
        if RedRatService.child is not None and RedRatService.child.poll() is None:
            return True
        else:
            return False

    def interrupt(self):
        if RedRatService.child is not None and RedRatService.child.poll() is None:
            RedRatService.child.kill()
    def getChild(self):
        return RedRatService.child

    def initRedRat(self):
        print u"初始化红老鼠设备"
        self.interrupt()
        # signalxml = self.serviceConfig.getRedRatHubSignalXml()
        signalxml = getRCUSelectedFilePath()
        port = self.serviceConfig.getRedRatHubPort()
        print 'port:', port

        if signalxml is None:
            print u"初始化红老鼠失败，默认信号文件未填"
            self.status = 0
            return 0, u"初始化红老鼠失败，默认信号文件未填"
        if path.exists(RedRatService.HubCmd_exe) and path.isfile(RedRatService.HubCmd_exe) and access(
                RedRatService.HubCmd_exe, R_OK):
            # 启动exe
            RedRatService.cmdline = '"' + RedRatService.HubCmd_exe + '" "' + signalxml + '" --port=' + str(port)
            print 'RedRatService.cmdline :', RedRatService.cmdline
            RedRatService.child = subprocess.Popen(RedRatService.cmdline, stdout=subprocess.PIPE)
            self.status = 1
            return 1, ''
            # if RedRatService.child is not None and RedRatService.child.poll() is None:
            #     print 'paodaozhili'
            #     self.status = 1
            #     print RedRatService.child.stdout.read()
            #     # return 1, ''
            # else:
            #     self.status = 0
            #     return 0, u'正常退出'
        else:
            self.status = 0
            return 0, 'RedRatHubCmd.exe文件不存在'

    def help(self):
        output = subprocess.check_output(RedRatService.HubCmd_exe + " " + "-?")
        print "\n*******RedRatService CMD help**********" + output

    def getStatus(self):
        return self.status