Tomcat延迟启动

import subprocess as t
import time, os, requests, sys

WEB_IP = \'127.0.0.1:8080\'
# WEB_IP = \'127.0.0.1\'
REDIS_IP = \'127.0.0.1\'
REDIS_PORT = \'18890\'


# 获取当前时间
def getCurrentTime():
    return time.strftime(\'%Y-%m-%d %H:%M:%S\', time.localtime(time.time()))


# 检查 Tomcat
def check_Tomcat():
    var = t.getoutput("ps -ef | grep tomcat")
    success = False
    for line in var.split("\n"):
        if \'/usr/local/tomcat7/conf/logging.properties\' in line:
            success = True

    if not success:
        return False

    # 判断是不是 Tomcat僵死掉
    try:
        requests.get("http://" + WEB_IP + "/dsideal_yy/adminlogin/captchaText", timeout=1)
    except requests.exceptions.ConnectTimeout:
        return False
    except requests.exceptions.Timeout:
        return False

    # 判断验证码是不是能正常生成？
    r = requests.get("http://" + WEB_IP + "/dsideal_yy/adminlogin/captchaText")
    if r.status_code != 200:
        return False
    else:
        # 下载图片
        try:
            r = requests.get("http://" + WEB_IP + "/dsideal_yy/adminlogin/captchaImage?text=" + r.json()[\'text\'])
            with open(\'/usr/local/software/picture.jpg\', \'wb\') as file:
                file.write(r.content)
            # 用完就删除了吧
            os.remove(\'/usr/local/software/picture.jpg\')
            return True
        except Exception as err:
            print(\'Tomcat检查发现异常：\' + str(err))
            return False


# 重新启动Tomcat
def RestartTomcat():  # 准备了十秒的缓冲时间，用来将mysql和ssdb进行启动应该足够了
    # 开始关闭Tomcat
    cmd = \'/usr/local/tomcat7/bin/shutdown.sh\'
    os.system(cmd)
    print(\'正在关闭Tomcat...\')
    # 休息5秒
    cmd = "sleep 5"
    os.system(cmd)

    # 查找Tomcat进程并杀死进程
    cmd = "ps -ef | grep \'tomcat\' | grep -v grep| awk \'{print $2}\' | xargs kill -9"
    os.system(cmd)
    print(\'正在杀掉Tomcat...\')
    # 休息5秒
    cmd = "sleep 5"
    os.system(cmd)

    # 重新启动Tomcat
    cmd = \'/usr/local/tomcat7/bin/startup.sh\'
    os.system(cmd)

    while True:
        r = check_Tomcat()
        if r:
            print(\'恭喜！Tomcat启动成功！\')
            break
        else:
            time.sleep(1)
            print(\'Tomcat还在启动中，请稍等...\' + getCurrentTime())


if __name__ == "__main__":

    # 创建工作目录
    path = \'/usr/local/software/CloudPlatformUtil/AutoDeployment/\'
    if not os.path.exists(path):
        cmd = \'mkdir -p \' + path
        os.system(cmd)

    # 正常的工作目录
    if os.path.abspath(\'.\') != path:
        print(\'系统检查到不是在规定的目录下执行，正在拷贝到正确目录下！\')
        print(sys.argv[0])
        cmd = \'rm -rf \' + path + (sys.argv[0]).split(\'/\')[-1]
        print(cmd)
        os.system(cmd)
        cmd=\'cp \'+os.path.abspath(\'.\')+\'/\'+sys.argv[0]+\' \'+path+sys.argv[0]
        print(cmd)
        os.system(cmd)

    # 执行测试命令
    cmd = \'redis-cli -h \' + REDIS_IP + \' -p \' + REDIS_PORT + \' set a 1\'

    while True:
        result = t.getoutput(cmd)
        if \'Connection refused\' in result:
            print(\'redis连接被拒绝,服务没有开启!正在开启...\' + getCurrentTime())
            cmd2 = \'service redis start\'
            os.system(cmd2)
            time.sleep(1)
        elif \'LOADING Redis is loading the dataset in memory\' in result:
            print(\'redis正在加载中...\' + getCurrentTime())
            time.sleep(1)
        else:
            print(\'redis正常！\' + getCurrentTime())
            break

    # 重新启动Tomcat
    RestartTomcat()

    # 替换 /usr/local/tomcat7/bin/startup.sh
    # 检查cron中是否存在本程序的进程
    # 将文件读取到内存中
    foundDownload = False
    with open(\'/etc/rc.local\', "r", encoding="utf-8") as f:
        lines = f.readlines()

    # 删除某行
    with open("/etc/rc.local", "w", encoding="utf-8") as f_w:
        for line in lines:
            if "/usr/local/tomcat7/bin/startup.sh" in line:
                continue
            if "python3 /usr/local/software/CloudPlatformUtil/AutoDeployment/StartTomcat.py" in line:
                continue
            f_w.write(line)

    # 增加某行
    with open(\'/etc/rc.local\', \'a\') as f:
        f.write(\'python3 /usr/local/software/CloudPlatformUtil/AutoDeployment/StartTomcat.py\' + \'\n\')

    print(\'恭喜，所有动作成功完成！\')