Add bigmon policy module (#20584)

* Cleanup fork

* Add bigmon_policy module

* Remove docker files from commit, fix formatting, add CHANGELOG.md entry

* Put change in CHANGELOG.md in alph order and add the alias to access_token doc

* Fix access_token type, drop the alias, and fix doc

* Capitalize letter, delete redundant notes, make validates_certs True by default

* Add validate_certs to example

* Try fixing trailing space

* Try adding a trailing space

* Try removing trailing space at end of file

* Add newline at end of file and fix trailing space
This commit is contained in:
Ted 2017-01-29 07:31:37 -08:00 committed by John R Barker
parent 10d9318de7
commit 772f8f4854
2 changed files with 215 additions and 0 deletions

View file

@ -47,6 +47,8 @@ Ansible Changes By Release
* aws_kms
* ecs_ecr
* ec2_vpc_vgw_facts
- bigswitch:
* bigmon_policy
- cloudscale_server
- cloudstack
* cs_host

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@ -0,0 +1,213 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
# Ansible module to manage Big Monitoring Fabric service chains
# (c) 2016, Ted Elhourani <ted@bigswitch.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
ANSIBLE_METADATA = {'status': ['preview'],
'supported_by': 'community',
'version': '1.0'}
DOCUMENTATION = '''
---
module: bigmon_policy
short_description: Create and remove a bigmon out-of-band policy.
description:
- Create and remove a bigmon out-of-band policy.
version_added: "2.3"
options:
name:
description:
- The name of the policy.
required: true
policy_description:
description:
- Description of policy.
action:
description:
- Forward matching packets to delivery interfaces, Drop is for measure rate of matching packets,
but do not forward to delivery interfaces, capture packets and write to a PCAP file, or enable NetFlow generation.
default: forward
choices: ['forward', 'drop', 'flow-gen']
priority:
description:
- A priority associated with this policy. The higher priority policy takes precedence over a lower priority.
default: 100
duration:
description:
- Run policy for duration duration or until delivery_packet_count packets are delivered, whichever comes first.
default: 0
start_time:
description:
- Date the policy becomes active
default: ansible_date_time.iso8601
delivery_packet_count:
description:
- Run policy until delivery_packet_count packets are delivered.
default: 0
state:
description:
- Whether the policy should be present or absent.
default: present
choices: ['present', 'absent']
controller:
description:
- The controller address.
required: true
validate_certs:
description:
- If C(false), SSL certificates will not be validated. This should only be used
on personally controlled devices using self-signed certificates.
required: false
default: true
choices: [true, false]
access_token:
description:
- Bigmon access token. If this isn't set the the environment variable C(BIGSWITCH_ACCESS_TOKEN) is used.
'''
EXAMPLES = '''
- name: policy to aggregate filter and deliver data center (DC) 1 traffic
bigmon_policy:
name: policy1
policy_description: DC 1 traffic policy
action: drop
controller: '{{ inventory_hostname }}'
state: present
validate_certs: false
'''
RETURN = '''
{
"changed": false,
"invocation": {
"module_args": {
"access_token": null,
"action": "drop",
"controller": "192.168.86.221",
"delivery_packet_count": 0,
"duration": 0,
"name": "policy1",
"policy_description": "DC 1 traffic policy",
"priority": 100,
"start_time": "2017-01-13T23:10:41.978584+00:00",
"state": "present",
"validate_certs": false
},
"module_name": "bigmon_policy"
}
}
'''
import os
import datetime
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.bigswitch_utils import Rest, Response
from ansible.module_utils.pycompat24 import get_exception
def policy(module):
try:
access_token = module.params['access_token'] or os.environ['BIGSWITCH_ACCESS_TOKEN']
except KeyError:
e = get_exception()
module.fail_json(msg='Unable to load %s' % e.message)
name = module.params['name']
policy_description = module.params['policy_description']
action = module.params['action']
priority = module.params['priority']
duration = module.params['duration']
start_time = module.params['start_time']
delivery_packet_count = module.params['delivery_packet_count']
state = module.params['state']
controller = module.params['controller']
rest = Rest(module,
{'content-type': 'application/json', 'Cookie': 'session_cookie='+access_token},
'https://'+controller+':8443/api/v1/data/controller/applications/bigtap')
if name is None:
module.fail_json(msg='parameter `name` is missing')
response = rest.get('policy?config=true', data={})
if response.status_code != 200:
module.fail_json(msg="failed to obtain existing policy config: {}".format(response.json['description']))
config_present = False
matching = [policy for policy in response.json
if policy['name'] == name and
policy['duration'] == duration and
policy['delivery-packet-count'] == delivery_packet_count and
policy['policy-description'] == policy_description and
policy['action'] == action and
policy['priority'] == priority]
if matching:
config_present = True
if state in ('present') and config_present:
module.exit_json(changed=False)
if state in ('absent') and not config_present:
module.exit_json(changed=False)
if state in ('present'):
data={'name': name, 'action': action, 'policy-description': policy_description,
'priority': priority, 'duration': duration, 'start-time': start_time,
'delivery-packet-count': delivery_packet_count }
response = rest.put('policy[name="%s"]' % name, data=data)
if response.status_code == 204:
module.exit_json(changed=True)
else:
module.fail_json(msg="error creating policy '{}': {}".format(name, response.json['description']))
if state in ('absent'):
response = rest.delete('policy[name="%s"]' % name, data={})
if response.status_code == 204:
module.exit_json(changed=True)
else:
module.fail_json(msg="error deleting policy '{}': {}".format(name, response.json['description']))
def main():
module = AnsibleModule(
argument_spec=dict(
name=dict(type='str', required=True),
policy_description=dict(type='str', default=''),
action=dict(choices=['forward', 'drop', 'capture', 'flow-gen'], default='forward'),
priority=dict(type='int', default=100),
duration=dict(type='int', default=0),
start_time=dict(type='str', default=datetime.datetime.now().isoformat()+'+00:00'),
delivery_packet_count=dict(type='int', default=0),
controller=dict(type='str', required=True),
state=dict(choices=['present', 'absent'], default='present'),
validate_certs=dict(type='bool', default='True'),
access_token=dict(type='str', no_log=True)
)
)
try:
policy(module)
except Exception:
e = get_exception()
module.fail_json(msg=str(e))
if __name__ == '__main__':
main()