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# -*- coding: utf-8 -*- |
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# Copyright (C) 2018 Greenbone Networks GmbH |
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# |
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# SPDX-License-Identifier: GPL-3.0-or-later |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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import getpass |
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import sys |
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from gvm.errors import GvmError |
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from gvm.xml import pretty_print |
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__all__ = ['authenticate', 'pretty_print', 'run_script'] |
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def authenticate(gmp, username=None, password=None): |
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"""Authentication helper |
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Tries to get authentication username and password from arguments and if not |
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present asks the username and/or password from the terminal. |
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Arguments: |
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gmp: A protocol instance |
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username (:obj:`str`, optional): Username to authenticate with. If None, |
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username will be read from terminal. |
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password (:obj:`str`, optional): Password to authenticate with. If None, |
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password will be read from the terminal. |
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Returns: |
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tuple: (username, password) tuple |
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Raises: |
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GmpError: Raises GmpError if authentication fails. |
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""" |
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if gmp.is_authenticated(): |
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return |
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# Ask for login credentials if none are given. |
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if not username: |
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while len(username) == 0: |
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username = input('Enter username: ') |
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if not password: |
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password = getpass.getpass( |
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'Enter password for {0}: '.format(username)) |
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try: |
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gmp.authenticate(username, password) |
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return (username, password,) |
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except GvmError as e: |
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print('Could not authenticate. Please check your credentials.') |
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raise e |
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def run_script(path, global_vars): |
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"""Loads and executes a file as a python script |
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Arguments: |
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path (str): Path to the script file |
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vars (dict): Variables passed as globals to the script |
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""" |
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try: |
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file = open(path, 'r', newline='').read() |
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except FileNotFoundError: |
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print('Script {path} does not exist'.format(path=path), file=sys.stderr) |
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sys.exit(2) |
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exec(file, global_vars) # pylint: disable=exec-used |
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greenbone /
gvm-tools
