mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-07-06 09:00:58 +02:00
476 lines
14 KiB
Python
476 lines
14 KiB
Python
#!/usr/bin/python
|
|
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (c) 2017 F5 Networks Inc.
|
|
# GNU General Public License v3.0 (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
|
|
|
|
from __future__ import absolute_import, division, print_function
|
|
__metaclass__ = type
|
|
|
|
|
|
ANSIBLE_METADATA = {'metadata_version': '1.1',
|
|
'status': ['stableinterface'],
|
|
'supported_by': 'certified'}
|
|
|
|
DOCUMENTATION = r'''
|
|
---
|
|
module: bigip_remote_syslog
|
|
short_description: Manipulate remote syslog settings on a BIG-IP
|
|
description:
|
|
- Manipulate remote syslog settings on a BIG-IP.
|
|
version_added: 2.5
|
|
options:
|
|
remote_host:
|
|
description:
|
|
- Specifies the IP address, or hostname, for the remote system to
|
|
which the system sends log messages.
|
|
required: True
|
|
remote_port:
|
|
description:
|
|
- Specifies the port that the system uses to send messages to the
|
|
remote logging server. When creating a remote syslog, if this parameter
|
|
is not specified, the default value C(514) is used.
|
|
local_ip:
|
|
description:
|
|
- Specifies the local IP address of the system that is logging. To
|
|
provide no local IP, specify the value C(none). When creating a
|
|
remote syslog, if this parameter is not specified, the default value
|
|
C(none) is used.
|
|
state:
|
|
description:
|
|
- When C(present), guarantees that the remote syslog exists with the provided
|
|
attributes.
|
|
- When C(absent), removes the remote syslog from the system.
|
|
default: present
|
|
choices:
|
|
- absent
|
|
- present
|
|
extends_documentation_fragment: f5
|
|
author:
|
|
- Tim Rupp (@caphrim007)
|
|
'''
|
|
|
|
EXAMPLES = r'''
|
|
- name: Add a remote syslog server to log to
|
|
bigip_remote_syslog:
|
|
remote_host: 10.10.10.10
|
|
password: secret
|
|
server: lb.mydomain.com
|
|
user: admin
|
|
validate_certs: no
|
|
delegate_to: localhost
|
|
|
|
- name: Add a remote syslog server on a non-standard port to log to
|
|
bigip_remote_syslog:
|
|
remote_host: 10.10.10.10
|
|
remote_port: 1234
|
|
password: secret
|
|
server: lb.mydomain.com
|
|
user: admin
|
|
validate_certs: no
|
|
delegate_to: localhost
|
|
'''
|
|
|
|
RETURN = r'''
|
|
remote_port:
|
|
description: New remote port of the remote syslog server.
|
|
returned: changed
|
|
type: int
|
|
sample: 514
|
|
local_ip:
|
|
description: The new local IP of the remote syslog server
|
|
returned: changed
|
|
type: string
|
|
sample: 10.10.10.10
|
|
'''
|
|
|
|
import re
|
|
|
|
from ansible.module_utils.basic import AnsibleModule
|
|
from ansible.module_utils.six import iteritems
|
|
|
|
try:
|
|
from library.module_utils.network.f5.bigip import HAS_F5SDK
|
|
from library.module_utils.network.f5.bigip import F5Client
|
|
from library.module_utils.network.f5.common import F5ModuleError
|
|
from library.module_utils.network.f5.common import AnsibleF5Parameters
|
|
from library.module_utils.network.f5.common import cleanup_tokens
|
|
from library.module_utils.network.f5.common import f5_argument_spec
|
|
from library.module_utils.network.f5.ipaddress import is_valid_ip
|
|
try:
|
|
from library.module_utils.network.f5.common import iControlUnexpectedHTTPError
|
|
except ImportError:
|
|
HAS_F5SDK = False
|
|
except ImportError:
|
|
from ansible.module_utils.network.f5.bigip import HAS_F5SDK
|
|
from ansible.module_utils.network.f5.bigip import F5Client
|
|
from ansible.module_utils.network.f5.common import F5ModuleError
|
|
from ansible.module_utils.network.f5.common import AnsibleF5Parameters
|
|
from ansible.module_utils.network.f5.common import cleanup_tokens
|
|
from ansible.module_utils.network.f5.common import f5_argument_spec
|
|
from ansible.module_utils.network.f5.ipaddress import is_valid_ip
|
|
try:
|
|
from ansible.module_utils.network.f5.common import iControlUnexpectedHTTPError
|
|
except ImportError:
|
|
HAS_F5SDK = False
|
|
|
|
|
|
class Parameters(AnsibleF5Parameters):
|
|
updatables = [
|
|
'remote_port', 'local_ip', 'remoteServers'
|
|
]
|
|
|
|
returnables = [
|
|
'remote_port', 'local_ip'
|
|
]
|
|
|
|
api_attributes = [
|
|
'remoteServers'
|
|
]
|
|
|
|
def to_return(self):
|
|
result = {}
|
|
for returnable in self.returnables:
|
|
result[returnable] = getattr(self, returnable)
|
|
result = self._filter_params(result)
|
|
return result
|
|
|
|
@property
|
|
def remote_host(self):
|
|
if is_valid_ip(self._values['remote_host']):
|
|
return self._values['remote_host']
|
|
elif self.is_valid_hostname(self._values['remote_host']):
|
|
return str(self._values['remote_host'])
|
|
raise F5ModuleError(
|
|
"The provided 'remote_host' is not a valid IP or hostname"
|
|
)
|
|
|
|
def is_valid_hostname(self, host):
|
|
"""Reasonable attempt at validating a hostname
|
|
|
|
Compiled from various paragraphs outlined here
|
|
https://tools.ietf.org/html/rfc3696#section-2
|
|
https://tools.ietf.org/html/rfc1123
|
|
|
|
Notably,
|
|
* Host software MUST handle host names of up to 63 characters and
|
|
SHOULD handle host names of up to 255 characters.
|
|
* The "LDH rule", after the characters that it permits. (letters, digits, hyphen)
|
|
* If the hyphen is used, it is not permitted to appear at
|
|
either the beginning or end of a label
|
|
|
|
:param host:
|
|
:return:
|
|
"""
|
|
if len(host) > 255:
|
|
return False
|
|
host = host.rstrip(".")
|
|
allowed = re.compile(r'(?!-)[A-Z0-9-]{1,63}(?<!-)$', re.IGNORECASE)
|
|
return all(allowed.match(x) for x in host.split("."))
|
|
|
|
@property
|
|
def remote_port(self):
|
|
if self._values['remote_port'] is None:
|
|
return None
|
|
if self._values['remote_port'] == 0:
|
|
raise F5ModuleError(
|
|
"The 'remote_port' value must between 1 and 65535"
|
|
)
|
|
return int(self._values['remote_port'])
|
|
|
|
@property
|
|
def local_ip(self):
|
|
if self._values['local_ip'] in [None, 'none']:
|
|
return None
|
|
if is_valid_ip(self._values['local_ip']):
|
|
return self._values['local_ip']
|
|
else:
|
|
raise F5ModuleError(
|
|
"The provided 'local_ip' is not a valid IP address"
|
|
)
|
|
|
|
|
|
class Changes(Parameters):
|
|
@property
|
|
def remote_port(self):
|
|
return self._values['remote_port']
|
|
|
|
@property
|
|
def local_ip(self):
|
|
return self._values['local_ip']
|
|
|
|
|
|
class Difference(object):
|
|
def __init__(self, want, have=None):
|
|
self.want = want
|
|
self.have = have
|
|
self._local_ip = None
|
|
self._remote_port = None
|
|
|
|
def compare(self, param):
|
|
try:
|
|
result = getattr(self, param)
|
|
return result
|
|
except AttributeError:
|
|
return self.__default(param)
|
|
|
|
def __default(self, param):
|
|
attr1 = getattr(self.want, param)
|
|
try:
|
|
attr2 = getattr(self.have, param)
|
|
if attr1 != attr2:
|
|
return attr1
|
|
except AttributeError:
|
|
return attr1
|
|
|
|
@property
|
|
def remoteServers(self):
|
|
"""Return changed list of remote servers
|
|
|
|
The order of this list does not matter as BIG-IP will send to all the
|
|
items in it.
|
|
|
|
:return:
|
|
"""
|
|
|
|
changed = False
|
|
if self.want.remote_host is None:
|
|
return None
|
|
if self.have.remoteServers is None:
|
|
remote = dict()
|
|
else:
|
|
remote = self.have.remoteServers
|
|
current_hosts = dict((d['host'], d) for (i, d) in enumerate(remote))
|
|
|
|
if self.want.state == 'absent':
|
|
del current_hosts[self.want.remote_host]
|
|
result = [v for (k, v) in iteritems(current_hosts)]
|
|
return result
|
|
|
|
if self.want.remote_host in current_hosts:
|
|
item = current_hosts[self.want.remote_host]
|
|
if self.want.remote_port is not None:
|
|
if int(item['remotePort']) != self.want.remote_port:
|
|
item['remotePort'] = self.want.remote_port
|
|
self._remote_port = self.want.remote_port
|
|
changed = True
|
|
if self.want.local_ip is not None:
|
|
if item['localIp'] != self.want.local_ip:
|
|
item['localIp'] = self.want.local_ip
|
|
self._local_ip = self.want.local_ip
|
|
changed = True
|
|
else:
|
|
changed = True
|
|
count = len(current_hosts.keys()) + 1
|
|
host = self.want.remote_host
|
|
current_hosts[self.want.remote_host] = dict(
|
|
name="/Common/remotesyslog{0}".format(count),
|
|
host=host
|
|
)
|
|
if self.want.remote_port is not None:
|
|
current_hosts[host]['remotePort'] = self.want.remote_port
|
|
self._remote_port = self.want.remote_port
|
|
if self.want.local_ip is not None:
|
|
current_hosts[host]['localIp'] = self.want.local_ip
|
|
self._local_ip = self.want.local_ip
|
|
if changed:
|
|
result = [v for (k, v) in iteritems(current_hosts)]
|
|
return result
|
|
return None
|
|
|
|
@property
|
|
def remote_port(self):
|
|
_ = self.remoteServers
|
|
if self._remote_port:
|
|
return self._remote_port
|
|
|
|
@property
|
|
def local_ip(self):
|
|
_ = self.remoteServers
|
|
if self._local_ip:
|
|
return self._local_ip
|
|
|
|
|
|
class ModuleManager(object):
|
|
def __init__(self, *args, **kwargs):
|
|
self.module = kwargs.get('module', None)
|
|
self.client = kwargs.get('client', None)
|
|
self.have = None
|
|
self.want = Parameters(params=self.module.params)
|
|
self.changes = Changes()
|
|
|
|
def _set_changed_options(self):
|
|
changed = {}
|
|
for key in Parameters.returnables:
|
|
if getattr(self.want, key) is not None:
|
|
changed[key] = getattr(self.want, key)
|
|
if changed:
|
|
self.changes = Changes(params=changed)
|
|
self.changes.update({'remote_host': self.want.remote_host})
|
|
|
|
def _update_changed_options(self):
|
|
diff = Difference(self.want, self.have)
|
|
updatables = Parameters.updatables
|
|
changed = dict()
|
|
for k in updatables:
|
|
change = diff.compare(k)
|
|
if change is None:
|
|
continue
|
|
else:
|
|
if isinstance(change, dict):
|
|
changed.update(change)
|
|
else:
|
|
changed[k] = change
|
|
if changed:
|
|
self.changes = Changes(params=changed)
|
|
self.changes.update({'remote_host': self.want.remote_host})
|
|
return True
|
|
return False
|
|
|
|
def exec_module(self):
|
|
changed = False
|
|
result = dict()
|
|
state = self.want.state
|
|
|
|
try:
|
|
if state == "present":
|
|
changed = self.present()
|
|
elif state == "absent":
|
|
changed = self.absent()
|
|
except iControlUnexpectedHTTPError as e:
|
|
raise F5ModuleError(str(e))
|
|
|
|
changes = self.changes.to_return()
|
|
result.update(**changes)
|
|
result.update(dict(changed=changed))
|
|
return result
|
|
|
|
def present(self):
|
|
if self.exists():
|
|
return self.update()
|
|
else:
|
|
return self.create()
|
|
|
|
def create(self):
|
|
self._set_valid_defaults()
|
|
self._update_changed_options()
|
|
if self.module.check_mode:
|
|
return True
|
|
|
|
# This is an unnamed resource, so we only need to update
|
|
self.update_on_device()
|
|
return True
|
|
|
|
def _set_valid_defaults(self):
|
|
if self.changes.local_ip is None:
|
|
self.changes.update({'local_ip': None})
|
|
if self.changes.remote_port is None:
|
|
self.changes.update({'remote_port': 514})
|
|
remote_servers = [
|
|
dict(
|
|
name='/{0}/remotesyslog1'.format(self.want.partition),
|
|
host=self.want.remote_host,
|
|
localIp=self.changes.local_ip,
|
|
remotePort=self.changes.remote_port
|
|
)
|
|
]
|
|
self.changes.update({'remoteServers': remote_servers})
|
|
|
|
def should_update(self):
|
|
result = self._update_changed_options()
|
|
if result:
|
|
return True
|
|
return False
|
|
|
|
def update(self):
|
|
self.have = self.read_current_from_device()
|
|
if not self.should_update():
|
|
return False
|
|
if self.module.check_mode:
|
|
return True
|
|
self.update_on_device()
|
|
return True
|
|
|
|
def exists(self):
|
|
self.have = self.read_current_from_device()
|
|
if self.have.remoteServers is None:
|
|
return False
|
|
|
|
for server in self.have.remoteServers:
|
|
if server['host'] == self.want.remote_host:
|
|
return True
|
|
|
|
def update_on_device(self):
|
|
params = self.changes.api_params()
|
|
result = self.client.api.tm.sys.syslog.load()
|
|
result.modify(**params)
|
|
|
|
def read_current_from_device(self):
|
|
resource = self.client.api.tm.sys.syslog.load()
|
|
attrs = resource.attrs
|
|
result = Parameters(params=attrs)
|
|
return result
|
|
|
|
def absent(self):
|
|
if self.exists():
|
|
return self.remove()
|
|
return False
|
|
|
|
def remove(self):
|
|
if self.module.check_mode:
|
|
return True
|
|
self.remove_from_device()
|
|
if self.exists():
|
|
raise F5ModuleError("Failed to delete the remote syslog.")
|
|
return True
|
|
|
|
def remove_from_device(self):
|
|
self._update_changed_options()
|
|
params = self.changes.api_params()
|
|
result = self.client.api.tm.sys.syslog.load()
|
|
result.modify(**params)
|
|
|
|
|
|
class ArgumentSpec(object):
|
|
def __init__(self):
|
|
self.supports_check_mode = True
|
|
argument_spec = dict(
|
|
remote_host=dict(
|
|
required=True
|
|
),
|
|
remote_port=dict(),
|
|
local_ip=dict(),
|
|
state=dict(
|
|
default='present',
|
|
choices=['absent', 'present']
|
|
)
|
|
)
|
|
self.argument_spec = {}
|
|
self.argument_spec.update(f5_argument_spec)
|
|
self.argument_spec.update(argument_spec)
|
|
|
|
|
|
def main():
|
|
spec = ArgumentSpec()
|
|
|
|
module = AnsibleModule(
|
|
argument_spec=spec.argument_spec,
|
|
supports_check_mode=spec.supports_check_mode
|
|
)
|
|
if not HAS_F5SDK:
|
|
module.fail_json(msg="The python f5-sdk module is required")
|
|
|
|
try:
|
|
client = F5Client(**module.params)
|
|
mm = ModuleManager(module=module, client=client)
|
|
results = mm.exec_module()
|
|
cleanup_tokens(client)
|
|
module.exit_json(**results)
|
|
except F5ModuleError as ex:
|
|
cleanup_tokens(client)
|
|
module.fail_json(msg=str(ex))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|