python 做linux运维

import subprocess

def run_command(command):
    result = subprocess.run(command, shell=True, capture_output=True, text=True)
    if result.returncode != 0:
        print(f"Error: {result.stderr}")
    else:
        print(result.stdout)

run_command("ls -l")

import psutil

def get_system_info():
    cpu_usage = psutil.cpu_percent(interval=1)
    memory_usage = psutil.virtual_memory().percent
    disk_usage = psutil.disk_usage('/').percent

    print(f"CPU Usage: {cpu_usage}%")
    print(f"Memory Usage: {memory_usage}%")
    print(f"Disk Usage: {disk_usage}%")

get_system_info()

import paramiko

def ssh_connect(hostname, username, password):
    client = paramiko.SSHClient()
    client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    client.connect(hostname, username=username, password=password)

    stdin, stdout, stderr = client.exec_command('ls -l')
    print(stdout.read().decode())

    client.close()

ssh_connect('example.com', 'user', 'password')