ssh_tunnel.py 文件源码

def main ():

    while True:
        ps = pexpect.spawn ('ps')
        time.sleep (1)
        index = ps.expect (['/usr/bin/ssh', pexpect.EOF, pexpect.TIMEOUT])
        if index == 2:
            print('TIMEOUT in ps command...')
            print(str(ps))
            time.sleep (13)
        if index == 1:
            print(time.asctime(), end=' ')
            print('restarting tunnel')
            start_tunnel ()
            time.sleep (11)
            print('tunnel OK')
        else:
            # print 'tunnel OK'
            time.sleep (7)