一键获取linux系统版本、资源、网络、进程、串口等信息

说明：

使用pyrhon 一键获取linux系统版本、资源、网络、进程、串口等信息

代码：

import paramiko
import time


def test(ip,username,password,port):

    # 创建一个ssh的客户端，用来连接服务器
    ssh = paramiko.SSHClient()
    
    # 创建一个ssh的白名单
    know_host = paramiko.AutoAddPolicy()
    
    # 加载创建的白名单
    ssh.set_missing_host_key_policy(know_host)

    # 调用connect方法连接服务器
    try:
        
        ssh.connect(ip,port,username,password, timeout=3)

        print ("\n------------------------系统--------------------------------")

        try:
            stdin, stdout, stderr = ssh.exec_command("pwd")

            print ("\n【1】.当前位置(pwd)：%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("cat /etc/issue")

            print ("\n【2】.查看操作系统版本(cat /etc/issue)：%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("hostname")

            print ("\n【3】.计算机名(hostname)：%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("uname -a")

            print ("\n【4】.查看系统体系结构(uname -a)：%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("uname -m")

            print ("\n【5】.CPU架构(uname -m)：%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("cat /proc/cpuinfo")

            print ("\n【6】.查看CPU信息(cat /proc/cpuinfo)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("lsmod")

            print ("\n【7】.列出加载的内核模块(lsmod)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("env")

            print ("\n【8】.查看环境变量(env)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)
            
        try:
            stdin, stdout, stderr = ssh.exec_command("lsusb -tv")

            print ("\n【9】.列出所有USB设备(lsusb -tv)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("cat /proc/bus/input/devices")
            print ("\n【10】.列出所有输入设备(cat /proc/bus/input/devices)：")
            print (stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("cat /proc/devices")
            print ("\n【11】.系统已经加载的所有块设备信息(cat /proc/devices)：")
            print (stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)
 
            
        print ("\n------------------------资源--------------------------------")
            
        try:
            stdin, stdout, stderr = ssh.exec_command("free -m")

            print ("\n【1】.内存信息(free -m)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            #fdisk -l //分区情况 , df -h //大小情况

            stdin, stdout, stderr = ssh.exec_command("fdisk -l")

            print ("\n【2】.硬盘信息(fdisk -l)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("df -h")

            print ("\n【3】.查看各分区使用情况(df -h)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)


        try:
            stdin, stdout, stderr = ssh.exec_command("cat /proc/loadavg")

            print ("\n【4】.查看系统负载：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        print ("\n------------------------网络--------------------------------")

        try:
            stdin, stdout, stderr = ssh.exec_command("ifconfig")
            print ("\n【1】.查看所有网络接口的属性(ifconfig)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("iptables -L")
            print ("\n【2】查看防火墙设置(iptables -L)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("route -n")
            print ("\n【3】查看路由表(route -n)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("netstat -ant")
            print ("\n【3】查看所有已经建立的连接(netstat -ant)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        print ("\n------------------------进程--------------------------------")

        try:
            stdin, stdout, stderr = ssh.exec_command("ps -ef")
            print ("\n【1】.查看所有进程(ps -ef)：")
            print (stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("busybox top -n 1")
            print ("\n【2】.实时显示进程状态(busybox top -n 1)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        print ("\n------------------------串口--------------------------------")

        try:
            stdin, stdout, stderr = ssh.exec_command("ls -l /dev/ttyS*")
            print ("\n【1】.查看串口名称使用(ls -l /dev/ttyS*)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)

        try:
            stdin, stdout, stderr = ssh.exec_command("dmesg | grep ttyS*")
            print ("\n【2】.查看串口设备(dmesg | grep ttyS*)：\n%s"%stdout.read().decode("utf-8").strip())
        except Exception as e:
            print ('异常：',e)
            
    except Exception as e:

        print ("连接失败:",e)

    # 关闭ssh连接
    ssh.close()
    
if __name__ == '__main__':

    ip = "192.168.231.131"

    username = "test"
    
    password = "test1234"
    
    port = 22

    test(ip,username,password,port)

执行：

测试结果：