mirror of
https://github.com/ansible-collections/community.general.git
synced 2024-09-14 20:13:21 +02:00
222 lines
6.6 KiB
Python
222 lines
6.6 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2013, Patrik Lundin <patrik.lundin.swe@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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import re
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DOCUMENTATION = '''
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---
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module: openbsd_pkg
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author: Patrik Lundin
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version_added: 1.1
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short_description: Manage packages on OpenBSD.
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description:
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- Manage packages on OpenBSD using the pkg tools.
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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 the package.
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state:
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required: true
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choices: [ present, latest, absent ]
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description:
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- C(present) will make sure the package is installed.
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C(latest) will make sure the latest version of the package is installed.
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C(absent) will make sure the specified package is not installed.
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examples:
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- description: Make sure nmap is installed
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code: "openbsd_pkg: name=nmap state=present"
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- description: Make sure nmap is the latest version
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code: "openbsd_pkg: name=nmap state=latest"
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- description: Make sure nmap is not installed
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code: "openbsd_pkg: name=nmap state=absent"
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'''
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# select whether we dump additional debug info through syslog
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syslogging = False
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# Function used for executing commands.
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def execute_command(cmd, syslogging):
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if syslogging:
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Command %s' % '|'.join(cmd))
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p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(out, err) = p.communicate()
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rc = p.returncode
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return (rc, out, err)
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# Function used for getting the name of a currently installed package.
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def get_current_name(name, specific_version):
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info_cmd = 'pkg_info'
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(rc, stdout, stderr) = execute_command("%s" % (info_cmd), syslogging)
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if rc != 0:
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return (rc, stdout, stderr)
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if specific_version:
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syntax = "%s"
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else:
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syntax = "%s-"
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for line in stdout.splitlines():
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if syntax % name in line:
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current_name = line.split()[0]
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return current_name
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# Function used to find out if a package is currently installed.
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def get_package_state(name, specific_version):
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info_cmd = 'pkg_info -e'
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if specific_version:
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syntax = "%s %s"
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else:
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syntax = "%s %s-*"
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rc, stdout, stderr = execute_command(syntax % (info_cmd, name), syslogging)
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if rc == 0:
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return True
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else:
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return False
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# Function used to make sure a package is present.
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def package_present(name, installed_state):
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install_cmd = 'pkg_add -I'
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if installed_state is False:
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rc, stdout, stderr = execute_command("%s %s" % (install_cmd, name), syslogging)
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# pkg_add returns 0 even if the package does not exist
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# so depend on stderr instead if something bad happened.
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if stderr:
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rc = 1
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changed=False
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else:
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changed=True
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else:
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rc = 0
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stdout = ''
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stderr = ''
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changed=False
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return (rc, stdout, stderr, changed)
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# Function used to make sure a package is the latest available version.
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def package_latest(name, installed_state, specific_version):
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upgrade_cmd = 'pkg_add -u'
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pre_upgrade_name = ''
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post_upgrade_name = ''
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if installed_state is True:
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# pkg_add -u exits 0 even if no update was needed, so compare the
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# installed package before and after to know if we changed anything.
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pre_upgrade_name = get_current_name(name, specific_version)
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(rc, stdout, stderr) = execute_command("%s %s" % (upgrade_cmd, name), syslogging)
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# 'pkg_add -u' returns 0 even when something strange happened, stdout
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# should be empty if everything went fine.
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if stdout:
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rc=1
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post_upgrade_name = get_current_name(name, specific_version)
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if pre_upgrade_name == post_upgrade_name:
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changed = False
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else:
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changed = True
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return (rc, stdout, stderr, changed)
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else:
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# If package was not installed at all just make it present.
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return package_present(name, installed_state)
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# Function used to make sure a package is not installed.
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def package_absent(name, installed_state):
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remove_cmd = 'pkg_delete -I'
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if installed_state is True:
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rc, stdout, stderr = execute_command("%s %s" % (remove_cmd, name), syslogging)
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if rc == 0:
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changed=True
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else:
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changed=False
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else:
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rc = 0
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stdout = ''
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stderr = ''
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changed=False
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return (rc, stdout, stderr, changed)
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# ===========================================
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# Main control flow
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def main():
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module = AnsibleModule(
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argument_spec = dict(
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name = dict(required=True),
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state = dict(required=True, choices=['absent', 'installed', 'latest', 'present', 'removed']),
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)
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)
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name = module.params['name']
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state = module.params['state']
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rc = 0
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stdout = ''
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stderr = ''
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result = {}
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result['name'] = name
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result['state'] = state
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# Decide if the name contains a version number.
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# This regex is based on packages-specs(7).
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match = re.search("-[0-9]", name)
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if match:
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specific_version = True
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else:
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specific_version = False
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# Get package state
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installed_state = get_package_state(name, specific_version)
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# Perform requested action
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if state in ['installed', 'present']:
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(rc, stdout, stderr, changed) = package_present(name, installed_state)
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elif state in ['absent', 'removed']:
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(rc, stdout, stderr, changed) = package_absent(name, installed_state)
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elif state == 'latest':
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(rc, stdout, stderr, changed) = package_latest(name, installed_state, specific_version)
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if rc != 0:
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if stderr:
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module.fail_json(msg=stderr)
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else:
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module.fail_json(msg=stdout)
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result['changed'] = changed
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module.exit_json(**result)
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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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