python 利用pexpect进行多机远程命令执行
#ssh_cmd.py #coding:utf-8import pexpect
def ssh_cmd(ip, user, passwd, cmd):
ssh = pexpect.spawn('ssh %s@%s "%s"' % (user, ip, cmd))
r = ''
try:
i = ssh.expect(['password: ', 'continue connecting (yes/no)?'])
if i == 0 :
ssh.sendline(passwd)
elif i == 1:
ssh.sendline('yes')
except pexpect.EOF:
ssh.close()
else:
r = ssh.read()
ssh.expect(pexpect.EOF)
ssh.close()
return r
hosts = '''
192.168.0.12:smallfish:1234:df -h,uptime
192.168.0.13:smallfish:1234:df -h,uptime
'''
for host in hosts.split("/n"):
if host:
ip, user, passwd, cmds = host.split(":")
for cmd in cmds.split(","):
print "-- %s run:%s --" % (ip, cmd)
print ssh_cmd(ip, user, passwd, cmd)
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