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100 lines
2.8 KiB
Python
100 lines
2.8 KiB
Python
#!/usr/bin/env python2
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#coding: utf-8 -*-
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# This module 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 software 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 software. If not, see <http://www.gnu.org/licenses/>.
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DOCUMENTATION = '''
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---
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module: modprobe
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short_description: Add or remove kernel modules
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requirements: []
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version_added: 1.4
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description:
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- Add or remove kernel modules.
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options:
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name:
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required: true
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description:
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- Name of kernel module to manage.
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state:
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required: false
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default: "present"
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choices: [ present, absent ]
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description:
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- Whether the module should be present or absent.
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'''
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EXAMPLES = '''
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# Add the 802.1q module
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- modprobe: name=8021q state=present
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'''
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def main():
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module = AnsibleModule(
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argument_spec={
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'name': {'required': True},
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'state': {'default': 'present', 'choices': ['present', 'absent']},
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},
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supports_check_mode=True,
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)
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args = {
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'changed': False,
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'failed': False,
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'name': module.params['name'],
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'state': module.params['state'],
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}
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# Check if module is present
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try:
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modules = open('/proc/modules')
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present = False
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for line in modules:
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if line.startswith(args['name'] + ' '):
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present = True
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break
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modules.close()
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except IOError, e:
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module.fail_json(msg=str(e), **args)
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# Check only; don't modify
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if module.check_mode:
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if args['state'] == 'present' and not present:
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changed = True
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elif args['state'] == 'absent' and present:
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changed = True
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else:
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changed = False
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module.exit_json(changed=changed)
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# Add/remove module as needed
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if args['state'] == 'present':
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if not present:
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rc, _, err = module.run_command(['modprobe', args['name']])
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if rc != 0:
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module.fail_json(msg=err, **args)
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args['changed'] = True
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elif args['state'] == 'absent':
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if present:
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rc, _, err = module.run_command(['rmmod', args['name']])
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if rc != 0:
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module.fail_json(msg=err, **args)
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args['changed'] = True
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module.exit_json(**args)
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# this is magic, see lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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main()
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