Python使用paramiko进行远程交互

最新推荐文章于 2024-05-09 10:41:44 发布

sangoblin

最新推荐文章于 2024-05-09 10:41:44 发布

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CC 4.0 BY-SA版权

分类专栏： Python

本文链接：https://blog.youkuaiyun.com/sangoblin/article/details/51733254

该博客介绍了如何使用Python的paramiko库进行远程服务器的连接和负载监测。通过创建线程池，实现并行连接多个服务器，获取每个服务器的`uptime`命令输出，计算平均负载，并按负载值排序显示结果。

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import sys, getopt
import paramiko,socket
import Queue
import threading
import time
import operator
import re
from bcolors import bcolors

servers = open("").readlines()
servers = [s.strip() for s in servers]
validServerNum = len(servers)
sevnumLock = threading.Lock()

serverQueue = Queue.Queue()
serverLock = threading.Lock()

loadSum = {}
loadLock = threading.Lock()

optargs = sys.argv[1:]
paramiko.util.log_to_file('paramiko.log')
try:
    opts, args = getopt.getopt(optargs, "s:n:", ["sample=", "number="])
except getopt.GetoptError as err:
    sys.stderr.write("[ERROR] Invalid Syntax\n")
    sys.exit(1)

for opt, arg in opts:
    if opt in ("-s", "--sample="):
        stimes = int(arg)
    elif opt in ("-n", "--number="):
        number = int(arg)

if not locals().has_key("stimes"):
    stimes = 3

if not locals().has_key("number"):
    number = len(servers)


class ThreadSniffer(threading.Thread):
    def __init__(self, queue, threadID, stimes, loadsum):
        threading.Thread.__init__(self)
        self.queue = queue
        self.ssh = paramiko.SSHClient()
        self.ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        self.id = threadID
        se