Python 使用paramiko获取Linux远程端电脑挂载空间使用情况

安装paramiko

pip install paramiko

代码演示

import json as JSON
import re
import paramiko
import suds
from suds.wsse import *


class LinuxMntListen():
    """Linux系统"""

    def getSpaceInfo(self, P_IP, P_Port, P_User, P_Password):
        """
        获取Linux挂载空间使用情况
        :return:
        """

        IP = P_IP
        Port = int(P_Port)
        User = P_User
        Password = P_Password
        # 初始化返回数据格式
        Ret = {"code": "0", "msg": "OK", "data": []}
        try:
            # 创建SSHClient对象
            SSHCli = paramiko.SSHClient()
            # 允许将信任的主机自动保存到“known_hosts”文件中，此方法必须放在connect方法的前面
            # SSHCli.load_system_host_keys()
            SSHCli.set_missing_host_key_policy(paramiko.AutoAddPolicy())
            # 开始连接
            SSHCli.connect(IP, Port, User, Password, timeout=10)
        except Exception as e:
            Ret["code"] = "-1"
            Ret["msg"] = "目标服务器" + IP + "连接失败！" + str(e)
            return JSON.dumps(Ret, ensure_ascii=False)
        # 指定查看的挂载列表
        # MntList = ['/','/stand','/var','/usr','/tmp','/opt','/home','/cachesys','/journal','/wij','/dthealth','/backup','/data']
        MntList = ['/', '/dev', '/dev/shm', '/run', '/sys/fs/cgroup', '/home', '/boot', '/journal', '/wij', '/data', '/cachesys',
                   '/backup', '/dthealth', '/run/user/0']
        Data = []
        for Mnt in MntList:
            # 执行命令
            Cmd = "df -lh "
            stdin, stdout, stderr = SSHCli.exec_command(Cmd + Mnt)
            try:
                OutStr = stdout.read().decode().splitlines()[1]
                Usage = re.findall(r'\S{1,}', OutStr)[4]
                DicTmp = {}
                DicTmp[Mnt] = Usage
                Data.append(DicTmp)
            except:
                pass

        # 关闭连接
        SSHCli.close()
        Ret["data"] = Data
        return JSON.dumps(Ret, ensure_ascii=False)


class Msg():
    """短信接口"""

    @classmethod
    def sendListenMsg(cls, Contetn, Phone=""):
        """调用短信平台，发送短信"""
        Wsdl_Url = "http://100.169.130.50:57772/dthealth/web/wcw.soap.ShortMsg.cls?WSDL=1&CacheUserName=dhwebservice&CachePassword=dhwebservice&CacheNoRedirect=1"
        Soap = suds.Client(Wsdl_Url)
        # 设置Token安全登录验证
        security = Security()
        token = UsernameToken('dhwebservice', 'dhwebservice')
        security.tokens.append(token)
        Soap.set_options(wsse=security)

        # 接收电话（多个手机号用","拼接）
        if Phone=="": Phone = "180***65,156***67,176***69"
        # 调用接口
        Ret = Soap.service.sendMsg(Contetn, Phone)

        return Ret


def runLinux(P_IP, P_Port, P_User, P_Password):
    """执行Linux监测程序并发送预警短信"""

    IP = P_IP
    Port = int(P_Port)
    User = P_User
    Password = P_Password

    Lixmnt = LinuxMntListen()
    MntList = JSON.loads(Lixmnt.getSpaceInfo(IP, Port, User, Password))
    # print(MntList["data"])
    NeedSendCont = []
    for Item in MntList["data"]:
        for MntName, MntPct in Item.items():
            # print(float(MntPct.strip("%")))
            if float(MntPct.strip("%")) >= 90:
                NeedSendCont.append("挂载空间【" + MntName + "】使用率为【" + MntPct.replace("%", "％") + "】，空间不足。")

    # 短息内容
    MsgContent = "服务器监测预警：服务器" + IP + "".join(NeedSendCont) + "请及时报给信息科处理！"

    # 发短信
    MsgRet = ""
    if len(NeedSendCont): MsgRet = Msg.sendListenMsg(MsgContent)
    if MsgRet == "1":
        MsgRet = "发送短信成功。"
    else:
        MsgRet = "未发送短信，或发送短信失败。"
    print(MsgRet + "短信内容为：" + MsgContent)


if __name__ == '__main__':
    # 程序入口
    runLinux("192.168.1.22", "22", "root", "Huawei@2022")