mirror of https://github.com/jumpserver/jumpserver
68 lines
2.3 KiB
Python
68 lines
2.3 KiB
Python
import time
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import paramiko
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from paramiko.ssh_exception import SSHException, NoValidConnectionsError
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def common_argument_spec():
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options = dict(
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login_host=dict(type='str', required=False, default='localhost'),
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login_port=dict(type='int', required=False, default=22),
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login_user=dict(type='str', required=False, default='root'),
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login_password=dict(type='str', required=False, no_log=True),
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login_secret_type=dict(type='str', required=False, default='password'),
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login_private_key_path=dict(type='str', required=False, no_log=True),
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)
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return options
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class SSHClient:
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def __init__(self, module):
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self.module = module
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self.is_connect = False
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self.client = paramiko.SSHClient()
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self.client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
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def get_connect_params(self):
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params = {
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'allow_agent': False, 'look_for_keys': False,
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'hostname': self.module.params['login_host'],
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'port': self.module.params['login_port'],
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'username': self.module.params['login_user'],
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}
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secret_type = self.module.params['login_secret_type']
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if secret_type == 'ssh_key':
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params['key_filename'] = self.module.params['login_private_key_path']
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else:
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params['password'] = self.module.params['login_password']
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return params
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def connect(self):
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try:
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self.client.connect(**self.get_connect_params())
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except (SSHException, NoValidConnectionsError) as err:
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err_msg = str(err)
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else:
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self.is_connect = True
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err_msg = ''
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return err_msg
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def execute(self, commands):
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if not self.is_connect:
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self.connect()
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channel = self.client.invoke_shell()
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# 读取首次登陆终端返回的消息
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channel.recv(2048)
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# 网络设备一般登录有延迟，等终端有返回后再执行命令
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delay_time = self.module.params['first_conn_delay_time']
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time.sleep(delay_time)
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err_msg = ''
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try:
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for command in commands:
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channel.send(command + '\n')
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time.sleep(0.3)
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except SSHException as e:
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err_msg = str(e)
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return err_msg
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