Python怎么封裝SSHClient.py

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1、為了更方便采集信息系統(tǒng)以及數(shù)據(jù)庫(kù)的信息，我做了該組件

2、為了讓語(yǔ)句執(zhí)行更順暢，位置不發(fā)生錯(cuò)亂，暫時(shí)采用time.sleep()的方式解決

1. #!/usr/bin/env python
   

2. # coding:utf-8
   

3. '''
   

4. @author: Ryan Bai(白瑞鈞)
   

5. @license:
   

6. @contact: brj880719@hotmail.com
   

7. @file: SSHClient.py
   

8. @create time: 2017/11/8 18:11
   

9. @desc:
   

10. '''
    

11. import paramiko
    

12. from paramiko.py3compat import u
    

13. import time
    

14. 
    

15. '''
    

16. @attention: : ssh客戶(hù)端使用
    

17. @author: 白瑞鈞
    

18. @param date:
    

19. '''
    

20. class SSHClient(object):
    

21. 
    

22.     '''
    

23.     @attention: 關(guān)閉 ssh 鏈接
    

24.     @author: 白瑞鈞
    

25.     @param ssh: ssh鏈接
    

26.     '''
    

27.     def close(self, ssh):
    

28.         ssh.close()
    

29. 
    

30. 
    

31.     '''
    

32.     @attention: 創(chuàng)建 ssh 鏈接
    

33.     @author: 白瑞鈞
    

34.     @param v_username: 用戶(hù)名
    

35.     @param v_password: 密碼
    

36.     @param v_ip: IP
    

37.     @param v_port: 端口號(hào)
    

38.     '''
    

39.     def sshConnection(self, v_username, v_password, v_ip, v_port=22):
    

40.         # 創(chuàng)建SSH對(duì)象
    

41.         ssh = paramiko.SSHClient()
    

42. 
    

43.         # 把要連接的機(jī)器添加到known_hosts文件中
    

44.         ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    

45. 
    

46.         # 連接服務(wù)器
    

47.         ssh.connect(hostname=v_ip, port=v_port, username=v_username, password=v_password)
    

48. 
    

49.         return ssh
    

50.     # endregion
    

51. 
    

52. 
    

53.     '''
    

54.     @attention: 執(zhí)行單條命令
    

55.     @author: 白瑞鈞
    

56.     @param ssh: ssh鏈接
    

57.     @param v_cmd: 需要執(zhí)行的命令
    

58.     '''
    

59.     def sshExecByOne(self, ssh, v_cmd):
    

60.         # 執(zhí)行
    

61.         stdin, stdout, stderr = ssh.exec_command(v_cmd)
    

62.         result = stdout.read()
    

63.         
    

64.         if not result:
    

65.             result = stderr.read()
    

66. 
    

67.         return result.decode()
    

68. 
    

69. 
    

70.     '''
    

71.     @attention: 執(zhí)行命令集
    

72.     @author: 白瑞鈞
    

73.     @param ssh: ssh鏈接
    

74.     @param l_cmd: 需要執(zhí)行的命令集
    

75.     @param exec_wait: 執(zhí)行命令間隔時(shí)間
    

76.     @param exit_wait: 退出等待時(shí)間
    

77.     '''
    

78.     def sshExecByMany(self, s, l_cmd, exec_wait, exit_wait):
    

79.         ssh = s.invoke_shell()
    

80.         # 執(zhí)行
    

81.         for v_cmd in l_cmd:
    

82.             ssh.send(v_cmd)
    

83.             ssh.send('\n')
    

84.             time.sleep(exec_wait)
    

85.             if v_cmd=='exit':
    

86.                 time.sleep(exit_wait)
    

87. 
    

88.         result = u(ssh.recv(9999))
    

89. 
    

90.         return result
    

91. 
    

92. 
    

93. if __name__ == '__main__':
    

94. 
    

95.     getClient = SSHClient()
    

96.     ssh = getClient.sshConnection('sys_admin', 'XSW@1qaz', '10.82.28.219')
    

97.     l_cmd = ['sudo su - ',
    

98.              'su - oracle',
    

99.             'sqlplus / as sysdba',
    

100.             u'select * from dual;',
     

101.             'exit',
     

102.              'df -h',
     

103.              'exit']
     

104.     result = getClient.sshExecByMany(ssh, l_cmd, 1, 1)
     

105.     print(result)
     

106.     getClient.close(ssh)
     

107. 
     

108.     # getClient = SSHClient()
     

109.     # ssh = getClient.sshConnection('sys_admin', 'XSW@1qaz', '10.82.28.219')
     

110.     # result = getClient.sshExecByOne(ssh,'pwd')
     

111.     # print(result)
     

112.     # getClient.close(ssh)

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