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105 lines
3.9 KiB
Python
105 lines
3.9 KiB
Python
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible 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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# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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from ansible import constants as C
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from ansible.errors import AnsibleError, AnsibleParserError
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from ansible.playbook.attribute import Attribute, FieldAttribute
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try:
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from __main__ import display
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except ImportError:
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from ansible.utils.display import Display
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display = Display()
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class Become:
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# Privilege escalation
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_become = FieldAttribute(isa='bool')
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_become_method = FieldAttribute(isa='string')
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_become_user = FieldAttribute(isa='string')
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_become_flags = FieldAttribute(isa='string')
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def __init__(self):
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return super(Become, self).__init__()
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def _detect_privilege_escalation_conflict(self, ds):
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# Fail out if user specifies conflicting privilege escalations
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has_become = 'become' in ds or 'become_user'in ds
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has_sudo = 'sudo' in ds or 'sudo_user' in ds
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has_su = 'su' in ds or 'su_user' in ds
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if has_become:
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msg = 'The become params ("become", "become_user") and'
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if has_sudo:
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raise AnsibleParserError('%s sudo params ("sudo", "sudo_user") cannot be used together' % msg)
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elif has_su:
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raise AnsibleParserError('%s su params ("su", "su_user") cannot be used together' % msg)
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elif has_sudo and has_su:
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raise AnsibleParserError('sudo params ("sudo", "sudo_user") and su params ("su", "su_user") cannot be used together')
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def _preprocess_data_become(self, ds):
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"""Preprocess the playbook data for become attributes
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This is called from the Base object's preprocess_data() method which
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in turn is called pretty much anytime any sort of playbook object
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(plays, tasks, blocks, etc) is created.
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"""
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self._detect_privilege_escalation_conflict(ds)
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# Privilege escalation, backwards compatibility for sudo/su
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if 'sudo' in ds or 'sudo_user' in ds:
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ds['become_method'] = 'sudo'
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if 'sudo' in ds:
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ds['become'] = ds['sudo']
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del ds['sudo']
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if 'sudo_user' in ds:
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ds['become_user'] = ds['sudo_user']
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del ds['sudo_user']
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display.deprecated("Instead of sudo/sudo_user, use become/become_user and make sure become_method is 'sudo' (default)")
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elif 'su' in ds or 'su_user' in ds:
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ds['become_method'] = 'su'
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if 'su' in ds:
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ds['become'] = ds['su']
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del ds['su']
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if 'su_user' in ds:
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ds['become_user'] = ds['su_user']
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del ds['su_user']
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display.deprecated("Instead of su/su_user, use become/become_user and set become_method to 'su' (default is sudo)")
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return ds
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def set_become_defaults(self, become, become_method, become_user):
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''' if we are becoming someone else, but some fields are unset,
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make sure they're initialized to the default config values '''
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if become:
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if become_method is None:
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become_method = C.DEFAULT_BECOME_METHOD
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if become_user is None:
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become_user = C.DEFAULT_BECOME_USER
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