Python 自动化运维脚本示例（并行发送sh命令）

# 编程之家  (52php.cn)

#!/usr/bin/python
# -*- coding: UTF-8 -*-
import paramiko
import sys
import threading
 
#Copy local file to remote server.
def sshclient_scp(hostname,port,username,password,local_path,remote_path):
    t = paramiko.Transport((hostname,port))
    t.connect(username=username,password=password)  # 登录远程服务器
    sftp = paramiko.SFTPClient.from_transport(t)  # sftp传输协议
    sftp.put(local_path,remote_path)
    t.close()
 
def sshclient_scp_get(hostname,remote_path,local_path):
    t = paramiko.Transport((hostname,password=password)  # 登录远程服务器
    sftp = paramiko.SFTPClient.from_transport(t)  # sftp传输协议
    sftp.get(remote_path,local_path)
    t.close()
 
def sshclient_execmd(hostname,execmd):
    paramiko.util.log_to_file("paramiko.log")
    s = paramiko.SSHClient()
    s.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    s.connect(hostname=hostname,port=port,username=username,password=password)
    stdin,stdout,stderr = s.exec_command(execmd)
    stdin.write("Y")  # Generally speaking,the first connection,need a simple interaction.
    line=stdout.read()
    s.close()
    print (hostname+":")
    print line
 
 
try:
    file_name = sys.argv[1]
    cmd= sys.argv[2]
except IndexError:
    print 'Wrong params!'
    print 'Usage :'
    print '       batch.py "$OS_LIST_FILE" "$BATCH_EXECUTE_CMD"'
    print 'cat oslist.txt:'
    print '192.168.0.1,22,oracle,passwd1'
    print '192.168.0.2,passwd1'
    print '192.168.0.3,24,passwd1'
    print 'Format is :'
    print 'IPADDR,SSHPORT,USERNAME,PASSWORD'
    print 'Examples of usage:'
    print './batch.py "/root/workspace/oslist.txt" "df -h"'
 
    sys.exit()
 
#file_name = sys.argv[1]
#cmd= sys.argv[2]
 
#maintenance_osinfo
with open(file_name) as file_object:
    for line in file_object:
        splits_str = line.rstrip().split(',')
        a=threading.Thread(target=sshclient_execmd,args=(splits_str[0],int(splits_str[1]),splits_str[2],splits_str[3],cmd))
        a.start()
        #print sshclient_execmd(splits_str[0],cmd)
#        print sshclient_scp(splits_str[0],file_name,splits_str[4]+file_name)
 
#  End 5.1.2笔记-52php.cn

（编辑：李大同）

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