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Unflatmap community.general (#5461)
* Move files. * Update imports and references. * Move wrongly placed files. * Reverse redirects, deprecate long → short name redirects. * Simplify contribution guidelines for new modules. * Rewrite BOTMETA. * Add changelog fragment. * Fix ignore.txt files.
This commit is contained in:
Felix Fontein
GitHub
parent
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commit
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1033 changed files with 4802 additions and 1989 deletions
324
plugins/modules/seport.py
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324
plugins/modules/seport.py
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2014, Dan Keder <dan.keder@gmail.com>
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# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
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# SPDX-License-Identifier: GPL-3.0-or-later
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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DOCUMENTATION = r'''
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---
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module: seport
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short_description: Manages SELinux network port type definitions
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description:
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- Manages SELinux network port type definitions.
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options:
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ports:
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description:
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- Ports or port ranges.
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- Can be a list (since 2.6) or comma separated string.
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type: list
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elements: str
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required: true
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proto:
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description:
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- Protocol for the specified port.
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type: str
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required: true
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choices: [ tcp, udp ]
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setype:
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description:
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- SELinux type for the specified port.
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type: str
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required: true
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state:
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description:
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- Desired boolean value.
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type: str
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choices: [ absent, present ]
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default: present
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reload:
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description:
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- Reload SELinux policy after commit.
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type: bool
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default: true
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ignore_selinux_state:
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description:
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- Run independent of selinux runtime state
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type: bool
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default: false
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local:
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description:
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- Work with local modifications only.
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type: bool
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default: false
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version_added: 5.6.0
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notes:
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- The changes are persistent across reboots.
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- Not tested on any debian based system.
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requirements:
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- libselinux-python
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- policycoreutils-python
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author:
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- Dan Keder (@dankeder)
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'''
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EXAMPLES = r'''
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- name: Allow Apache to listen on tcp port 8888
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community.general.seport:
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ports: 8888
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proto: tcp
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setype: http_port_t
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state: present
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- name: Allow sshd to listen on tcp port 8991
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community.general.seport:
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ports: 8991
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proto: tcp
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setype: ssh_port_t
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state: present
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- name: Allow memcached to listen on tcp ports 10000-10100 and 10112
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community.general.seport:
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ports: 10000-10100,10112
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proto: tcp
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setype: memcache_port_t
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state: present
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- name: Allow memcached to listen on tcp ports 10000-10100 and 10112
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community.general.seport:
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ports:
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- 10000-10100
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- 10112
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proto: tcp
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setype: memcache_port_t
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state: present
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- name: Remove tcp port 22 local modification if exists
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community.general.seport:
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ports: 22
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protocol: tcp
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setype: ssh_port_t
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state: absent
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local: true
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'''
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import traceback
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SELINUX_IMP_ERR = None
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try:
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import selinux
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HAVE_SELINUX = True
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except ImportError:
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SELINUX_IMP_ERR = traceback.format_exc()
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HAVE_SELINUX = False
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SEOBJECT_IMP_ERR = None
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try:
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import seobject
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HAVE_SEOBJECT = True
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except ImportError:
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SEOBJECT_IMP_ERR = traceback.format_exc()
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HAVE_SEOBJECT = False
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from ansible.module_utils.basic import AnsibleModule, missing_required_lib
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from ansible.module_utils.common.text.converters import to_native
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def get_runtime_status(ignore_selinux_state=False):
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return ignore_selinux_state or selinux.is_selinux_enabled()
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def semanage_port_get_ports(seport, setype, proto, local):
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""" Get the list of ports that have the specified type definition.
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:param community.general.seport: Instance of seobject.portRecords
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:type setype: str
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:param setype: SELinux type.
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:type proto: str
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:param proto: Protocol ('tcp' or 'udp')
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:rtype: list
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:return: List of ports that have the specified SELinux type.
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"""
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records = seport.get_all_by_type(locallist=local)
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if (setype, proto) in records:
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return records[(setype, proto)]
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else:
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return []
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def semanage_port_get_type(seport, port, proto):
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""" Get the SELinux type of the specified port.
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:param community.general.seport: Instance of seobject.portRecords
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:type port: str
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:param port: Port or port range (example: "8080", "8080-9090")
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:type proto: str
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:param proto: Protocol ('tcp' or 'udp')
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:rtype: tuple
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:return: Tuple containing the SELinux type and MLS/MCS level, or None if not found.
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"""
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if isinstance(port, str):
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ports = port.split('-', 1)
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if len(ports) == 1:
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ports.extend(ports)
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else:
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ports = (port, port)
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key = (int(ports[0]), int(ports[1]), proto)
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records = seport.get_all()
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return records.get(key)
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def semanage_port_add(module, ports, proto, setype, do_reload, serange='s0', sestore='', local=False):
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""" Add SELinux port type definition to the policy.
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:type module: AnsibleModule
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:param module: Ansible module
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:type ports: list
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:param ports: List of ports and port ranges to add (e.g. ["8080", "8080-9090"])
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:type proto: str
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:param proto: Protocol ('tcp' or 'udp')
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:type setype: str
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:param setype: SELinux type
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:type do_reload: bool
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:param do_reload: Whether to reload SELinux policy after commit
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:type serange: str
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:param serange: SELinux MLS/MCS range (defaults to 's0')
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:type sestore: str
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:param sestore: SELinux store
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:rtype: bool
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:return: True if the policy was changed, otherwise False
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"""
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change = False
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try:
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seport = seobject.portRecords(sestore)
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seport.set_reload(do_reload)
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ports_by_type = semanage_port_get_ports(seport, setype, proto, local)
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for port in ports:
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if port in ports_by_type:
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continue
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change = True
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if module.check_mode:
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continue
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port_type = semanage_port_get_type(seport, port, proto)
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if port_type is None:
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seport.add(port, proto, serange, setype)
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else:
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seport.modify(port, proto, serange, setype)
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except (ValueError, IOError, KeyError, OSError, RuntimeError) as e:
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module.fail_json(msg="%s: %s\n" % (e.__class__.__name__, to_native(e)), exception=traceback.format_exc())
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return change
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def semanage_port_del(module, ports, proto, setype, do_reload, sestore='', local=False):
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""" Delete SELinux port type definition from the policy.
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:type module: AnsibleModule
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:param module: Ansible module
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:type ports: list
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:param ports: List of ports and port ranges to delete (e.g. ["8080", "8080-9090"])
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:type proto: str
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:param proto: Protocol ('tcp' or 'udp')
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:type setype: str
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:param setype: SELinux type.
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:type do_reload: bool
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:param do_reload: Whether to reload SELinux policy after commit
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:type sestore: str
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:param sestore: SELinux store
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:rtype: bool
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:return: True if the policy was changed, otherwise False
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"""
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change = False
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try:
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seport = seobject.portRecords(sestore)
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seport.set_reload(do_reload)
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ports_by_type = semanage_port_get_ports(seport, setype, proto, local)
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for port in ports:
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if port in ports_by_type:
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change = True
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if not module.check_mode:
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seport.delete(port, proto)
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except (ValueError, IOError, KeyError, OSError, RuntimeError) as e:
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module.fail_json(msg="%s: %s\n" % (e.__class__.__name__, to_native(e)), exception=traceback.format_exc())
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return change
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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ignore_selinux_state=dict(type='bool', default=False),
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ports=dict(type='list', elements='str', required=True),
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proto=dict(type='str', required=True, choices=['tcp', 'udp']),
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setype=dict(type='str', required=True),
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state=dict(type='str', default='present', choices=['absent', 'present']),
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reload=dict(type='bool', default=True),
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local=dict(type='bool', default=False)
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),
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supports_check_mode=True,
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)
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if not HAVE_SELINUX:
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module.fail_json(msg=missing_required_lib("libselinux-python"), exception=SELINUX_IMP_ERR)
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if not HAVE_SEOBJECT:
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module.fail_json(msg=missing_required_lib("policycoreutils-python"), exception=SEOBJECT_IMP_ERR)
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ignore_selinux_state = module.params['ignore_selinux_state']
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if not get_runtime_status(ignore_selinux_state):
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module.fail_json(msg="SELinux is disabled on this host.")
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ports = module.params['ports']
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proto = module.params['proto']
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setype = module.params['setype']
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state = module.params['state']
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do_reload = module.params['reload']
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local = module.params['local']
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result = {
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'ports': ports,
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'proto': proto,
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'setype': setype,
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'state': state,
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}
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if state == 'present':
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result['changed'] = semanage_port_add(module, ports, proto, setype, do_reload, local=local)
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elif state == 'absent':
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result['changed'] = semanage_port_del(module, ports, proto, setype, do_reload, local=local)
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else:
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module.fail_json(msg='Invalid value of argument "state": {0}'.format(state))
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module.exit_json(**result)
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if __name__ == '__main__':
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main()
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