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community.general/plugins/modules/network/avi/avi_api_session.py
Ansible Core Team aebc1b03fd Initial commit
2020-03-09 09:11:07 +00:00

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#!/usr/bin/python
"""
# Created on Aug 12, 2016
#
# @author: Gaurav Rastogi (grastogi@avinetworks.com) GitHub ID: grastogi23
#
# module_check: not supported
#
# Copyright: (c) 2017 Gaurav Rastogi, <grastogi@avinetworks.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
"""
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: avi_api_session
author: Gaurav Rastogi (@grastogi23) <grastogi@avinetworks.com>
short_description: Avi API Module
description:
- This module can be used for calling any resources defined in Avi REST API. U(https://avinetworks.com/)
- This module is useful for invoking HTTP Patch methods and accessing resources that do not have an REST object associated with them.
requirements: [ avisdk ]
options:
http_method:
description:
- Allowed HTTP methods for RESTful services and are supported by Avi Controller.
choices: ["get", "put", "post", "patch", "delete"]
required: true
data:
description:
- HTTP body in YAML or JSON format.
params:
description:
- Query parameters passed to the HTTP API.
path:
description:
- 'Path for Avi API resource. For example, C(path: virtualservice) will translate to C(api/virtualserivce).'
timeout:
description:
- Timeout (in seconds) for Avi API calls.
default: 60
extends_documentation_fragment:
- community.general.avi
'''
EXAMPLES = '''
- name: Get Pool Information using avi_api_session
avi_api_session:
controller: "{{ controller }}"
username: "{{ username }}"
password: "{{ password }}"
http_method: get
path: pool
params:
name: "{{ pool_name }}"
api_version: 16.4
register: pool_results
- name: Patch Pool with list of servers
avi_api_session:
controller: "{{ controller }}"
username: "{{ username }}"
password: "{{ password }}"
http_method: patch
path: "{{ pool_path }}"
api_version: 16.4
data:
add:
servers:
- ip:
addr: 10.10.10.10
type: V4
- ip:
addr: 20.20.20.20
type: V4
register: updated_pool
- name: Fetch Pool metrics bandwidth and connections rate
avi_api_session:
controller: "{{ controller }}"
username: "{{ username }}"
password: "{{ password }}"
http_method: get
path: analytics/metrics/pool
api_version: 16.4
params:
name: "{{ pool_name }}"
metric_id: l4_server.avg_bandwidth,l4_server.avg_complete_conns
step: 300
limit: 10
register: pool_metrics
'''
RETURN = '''
obj:
description: Avi REST resource
returned: success, changed
type: dict
'''
import json
import time
from ansible.module_utils.basic import AnsibleModule
from copy import deepcopy
try:
from ansible_collections.community.general.plugins.module_utils.network.avi.avi import (
avi_common_argument_spec, ansible_return, avi_obj_cmp,
cleanup_absent_fields, HAS_AVI)
from ansible_collections.community.general.plugins.module_utils.network.avi.avi_api import (
ApiSession, AviCredentials)
except ImportError:
HAS_AVI = False
def main():
argument_specs = dict(
http_method=dict(required=True,
choices=['get', 'put', 'post', 'patch',
'delete']),
path=dict(type='str', required=True),
params=dict(type='dict'),
data=dict(type='jsonarg'),
timeout=dict(type='int', default=60)
)
argument_specs.update(avi_common_argument_spec())
module = AnsibleModule(argument_spec=argument_specs)
if not HAS_AVI:
return module.fail_json(msg=(
'Avi python API SDK (avisdk>=17.1) or requests is not installed. '
'For more details visit https://github.com/avinetworks/sdk.'))
api_creds = AviCredentials()
api_creds.update_from_ansible_module(module)
api = ApiSession.get_session(
api_creds.controller, api_creds.username, password=api_creds.password,
timeout=api_creds.timeout, tenant=api_creds.tenant,
tenant_uuid=api_creds.tenant_uuid, token=api_creds.token,
port=api_creds.port)
tenant_uuid = api_creds.tenant_uuid
tenant = api_creds.tenant
timeout = int(module.params.get('timeout'))
# path is a required argument
path = module.params.get('path', '')
params = module.params.get('params', None)
data = module.params.get('data', None)
# Get the api_version from module.
api_version = api_creds.api_version
if data is not None:
data = json.loads(data)
method = module.params['http_method']
existing_obj = None
changed = method != 'get'
gparams = deepcopy(params) if params else {}
gparams.update({'include_refs': '', 'include_name': ''})
# API methods not allowed
api_get_not_allowed = ["cluster", "gslbsiteops"]
api_post_not_allowed = ["alert", "fileservice"]
api_put_not_allowed = ["backup"]
if method == 'post' and not any(path.startswith(uri) for uri in api_post_not_allowed):
# TODO: Above condition should be updated after AV-38981 is fixed
# need to check if object already exists. In that case
# change the method to be put
try:
using_collection = False
if not any(path.startswith(uri) for uri in api_get_not_allowed):
if 'name' in data:
gparams['name'] = data['name']
using_collection = True
if not any(path.startswith(uri) for uri in api_get_not_allowed):
rsp = api.get(path, tenant=tenant, tenant_uuid=tenant_uuid,
params=gparams, api_version=api_version)
existing_obj = rsp.json()
if using_collection:
existing_obj = existing_obj['results'][0]
except (IndexError, KeyError):
# object is not found
pass
else:
if not any(path.startswith(uri) for uri in api_get_not_allowed):
# object is present
method = 'put'
path += '/' + existing_obj['uuid']
if method == 'put' and not any(path.startswith(uri) for uri in api_put_not_allowed):
# put can happen with when full path is specified or it is put + post
if existing_obj is None:
using_collection = False
if ((len(path.split('/')) == 1) and ('name' in data) and
(not any(path.startswith(uri) for uri in api_get_not_allowed))):
gparams['name'] = data['name']
using_collection = True
rsp = api.get(path, tenant=tenant, tenant_uuid=tenant_uuid,
params=gparams, api_version=api_version)
rsp_data = rsp.json()
if using_collection:
if rsp_data['results']:
existing_obj = rsp_data['results'][0]
path += '/' + existing_obj['uuid']
else:
method = 'post'
else:
if rsp.status_code == 404:
method = 'post'
else:
existing_obj = rsp_data
if existing_obj:
changed = not avi_obj_cmp(data, existing_obj)
cleanup_absent_fields(data)
if method == 'patch':
rsp = api.get(path, tenant=tenant, tenant_uuid=tenant_uuid,
params=gparams, api_version=api_version)
existing_obj = rsp.json()
if (method == 'put' and changed) or (method != 'put'):
fn = getattr(api, method)
rsp = fn(path, tenant=tenant, tenant_uuid=tenant, timeout=timeout,
params=params, data=data, api_version=api_version)
else:
rsp = None
if method == 'delete' and rsp.status_code == 404:
changed = False
rsp.status_code = 200
if method == 'patch' and existing_obj and rsp.status_code < 299:
# Ideally the comparison should happen with the return values
# from the patch API call. However, currently Avi API are
# returning different hostname when GET is used vs Patch.
# tracked as AV-12561
if path.startswith('pool'):
time.sleep(1)
gparams = deepcopy(params) if params else {}
gparams.update({'include_refs': '', 'include_name': ''})
rsp = api.get(path, tenant=tenant, tenant_uuid=tenant_uuid,
params=gparams, api_version=api_version)
new_obj = rsp.json()
changed = not avi_obj_cmp(new_obj, existing_obj)
if rsp is None:
return module.exit_json(changed=changed, obj=existing_obj)
return ansible_return(module, rsp, changed, req=data)
if __name__ == '__main__':
main()
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