Python Expect模块

迈不过友情╰ 2022-09-18 10:56 91阅读 0赞

# Python Expect模块 #

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     <div> 电梯直达  
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     <strong><a href="http://www.okpython.com/forum.php?mod=viewthread&amp;tid=3653" rel="nofollow"><em>1</em><sup>#</sup></a></strong> 
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       <em>发表于 <span title="2013-11-12 12:07:12">6&nbsp;天前</span></em> 
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          <td>Python中有一个pExpect 模块,和TCL中的expect命令差不多，通过expect可以使你的脚本和shell命令之间进行交互。<br> <br> 下面python脚本，使用了expect与ssh和scp交互来完成任务。 
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              <li>&nbsp; &nbsp;1. #!/usr/bin/python&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;2.&nbsp; &nbsp;<br> </li> 
              <li>&nbsp; &nbsp;3. import pexpect&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;4. import sys&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;5. import time&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;6. import os&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;7.&nbsp; &nbsp;<br> </li> 
              <li>&nbsp; &nbsp;8. now = time.strftime("%m%d%y_%I%M%S%p", time.localtime())&nbsp;&nbsp;<br> </li> 
              <li>&nbsp; &nbsp;9.&nbsp; &nbsp;<br> </li> 
              <li>&nbsp;&nbsp;10. if sys.argv[1] == '-c':&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;11.&nbsp; &nbsp;&nbsp;&nbsp;foo = pexpect.spawn('scp -r %s user@address.org:/home/user/' % sys.argv[2])&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;12.&nbsp; &nbsp;&nbsp;&nbsp;foo.expect('.ssword:*')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;13.&nbsp; &nbsp;&nbsp;&nbsp;foo.sendline('password')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;14.&nbsp; &nbsp;&nbsp;&nbsp;foo.interact()&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;15.&nbsp; &nbsp;<br> </li> 
              <li>&nbsp;&nbsp;16. elif sys.argv[1] == '-b':&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;17.&nbsp; &nbsp;&nbsp;&nbsp;os.mkdir("/home/user/BKUP/foo.com%s" % now, 0700)&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;18.&nbsp; &nbsp;&nbsp;&nbsp;foo = pexpect.spawn('scp -r user@foo.org:/RemoteBox/user/%s /LocalBox/user/Bup/foo%s/' % (sys.argv[2], TimeStamp))&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;19.&nbsp; &nbsp;&nbsp;&nbsp;foo.expect('.*ssword:')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;20.&nbsp; &nbsp;&nbsp;&nbsp;foo.sendline('Passwd_to_server')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;21.&nbsp; &nbsp;&nbsp;&nbsp;foo.interact()&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;22. elif sys.argv[1] == '-p':&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;23.&nbsp; &nbsp;&nbsp;&nbsp;foo = pexpect.spawn('ssh foo@bar.com')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;24.&nbsp; &nbsp;&nbsp;&nbsp;foo.expect('.*')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;25.&nbsp; &nbsp;&nbsp;&nbsp;foo.sendline('password')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;26.&nbsp; &nbsp;&nbsp;&nbsp;foo.interact()&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;27. else:&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;28.&nbsp; &nbsp;&nbsp;&nbsp;foo = pexpect.spawn('ssh default@default.org')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;29.&nbsp; &nbsp;&nbsp;&nbsp;foo.expect('.*ssword:')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;30.&nbsp; &nbsp;&nbsp;&nbsp;foo.sendline('password')&nbsp;&nbsp;<br> </li> 
              <li>&nbsp;&nbsp;31.&nbsp; &nbsp;&nbsp;&nbsp;foo.interact()&nbsp;&nbsp;</li> 
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            <em>复制代码</em> 
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[Link 1]: http://www.okpython.com/forum.php?mod=viewthread&tid=3653