python連接linux服務器

import paramiko


class Monitor:
	def __init__(self, server_ip, user, pwd):
		""" 初始化ssh客戶端 """
		try:
			client = paramiko.SSHClient()
			client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
			self.client = client
			print(f'------------開始連接服務器{server_ip}-----------')
			self.client.connect(server_ip, 22, username=user, password=pwd, timeout=4)
			print('------------認證成功!.....-----------')
		except Exception:
			print(f'連接遠程linux服務器(ip:{server_ip})發生異常!請檢查用戶名和密碼是否正確!')

	def link_server(self, cmd):
		"""連接服務器發送命令"""
		try:
			stdin, stdout, stderr = self.client.exec_command(cmd)
			content = stdout.read().decode()
			return content
		except Exception as e:
			print('link_server-->返回命令發生異常,內容:', e)
		finally:
			self.client.close()