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community.general/plugins/modules/cloud/huawei/hwc_smn_topic.py

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2020-03-09 10:11:07 +01:00
#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2019 Huawei
# 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
###############################################################################
# Documentation
###############################################################################
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ["preview"],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: hwc_smn_topic
description:
- Represents a SMN notification topic resource.
short_description: Creates a resource of SMNTopic in Huaweicloud Cloud
author: Huawei Inc. (@huaweicloud)
requirements:
- requests >= 2.18.4
- keystoneauth1 >= 3.6.0
options:
state:
description:
- Whether the given object should exist in Huaweicloud Cloud.
type: str
choices: ['present', 'absent']
default: 'present'
display_name:
description:
- Topic display name, which is presented as the name of the email
sender in an email message. The topic display name contains a
maximum of 192 bytes.
type: str
required: false
name:
description:
- Name of the topic to be created. The topic name is a string of 1
to 256 characters. It must contain upper- or lower-case letters,
digits, hyphens (-), and underscores C(_), and must start with a
letter or digit.
type: str
required: true
extends_documentation_fragment:
- community.general.hwc
'''
EXAMPLES = '''
- name: create a smn topic
hwc_smn_topic:
identity_endpoint: "{{ identity_endpoint }}"
user_name: "{{ user_name }}"
password: "{{ password }}"
domain_name: "{{ domain_name }}"
project_name: "{{ project_name }}"
region: "{{ region }}"
name: "ansible_smn_topic_test"
state: present
'''
RETURN = '''
create_time:
description:
- Time when the topic was created.
returned: success
type: str
display_name:
description:
- Topic display name, which is presented as the name of the email
sender in an email message. The topic display name contains a
maximum of 192 bytes.
returned: success
type: str
name:
description:
- Name of the topic to be created. The topic name is a string of 1
to 256 characters. It must contain upper- or lower-case letters,
digits, hyphens (-), and underscores C(_), and must start with a
letter or digit.
returned: success
type: str
push_policy:
description:
- Message pushing policy. 0 indicates that the message sending
fails and the message is cached in the queue. 1 indicates that
the failed message is discarded.
returned: success
type: int
topic_urn:
description:
- Resource identifier of a topic, which is unique.
returned: success
type: str
update_time:
description:
- Time when the topic was updated.
returned: success
type: str
'''
###############################################################################
# Imports
###############################################################################
from ansible_collections.community.general.plugins.module_utils.hwc_utils import (Config, HwcClientException,
HwcModule, navigate_value,
are_different_dicts, is_empty_value,
build_path, get_region)
import re
###############################################################################
# Main
###############################################################################
def main():
"""Main function"""
module = HwcModule(
argument_spec=dict(
state=dict(default='present', choices=['present', 'absent'],
type='str'),
display_name=dict(type='str'),
name=dict(required=True, type='str')
),
supports_check_mode=True,
)
config = Config(module, "smn")
state = module.params['state']
if not module.params.get("id"):
module.params['id'] = get_resource_id(config)
fetch = None
link = self_link(module)
# the link will include Nones if required format parameters are missed
if not re.search('/None/|/None$', link):
client = config.client(get_region(module), "smn", "project")
fetch = fetch_resource(module, client, link)
changed = False
if fetch:
if state == 'present':
expect = _get_resource_editable_properties(module)
current_state = response_to_hash(module, fetch)
current = {'display_name': current_state['display_name']}
if are_different_dicts(expect, current):
if not module.check_mode:
fetch = update(config)
fetch = response_to_hash(module, fetch)
changed = True
else:
fetch = current_state
else:
if not module.check_mode:
delete(config)
fetch = {}
changed = True
else:
if state == 'present':
if not module.check_mode:
fetch = create(config)
fetch = response_to_hash(module, fetch)
changed = True
else:
fetch = {}
fetch.update({'changed': changed})
module.exit_json(**fetch)
def create(config):
module = config.module
client = config.client(get_region(module), "smn", "project")
link = "notifications/topics"
r = None
try:
r = client.post(link, create_resource_opts(module))
except HwcClientException as ex:
msg = ("module(hwc_smn_topic): error creating "
"resource, error: %s" % str(ex))
module.fail_json(msg=msg)
return get_resource(config, r)
def update(config):
module = config.module
client = config.client(get_region(module), "smn", "project")
link = self_link(module)
try:
client.put(link, update_resource_opts(module))
except HwcClientException as ex:
msg = ("module(hwc_smn_topic): error updating "
"resource, error: %s" % str(ex))
module.fail_json(msg=msg)
return fetch_resource(module, client, link)
def delete(config):
module = config.module
client = config.client(get_region(module), "smn", "project")
link = self_link(module)
try:
client.delete(link)
except HwcClientException as ex:
msg = ("module(hwc_smn_topic): error deleting "
"resource, error: %s" % str(ex))
module.fail_json(msg=msg)
def fetch_resource(module, client, link):
try:
return client.get(link)
except HwcClientException as ex:
msg = ("module(hwc_smn_topic): error fetching "
"resource, error: %s" % str(ex))
module.fail_json(msg=msg)
def get_resource(config, result):
module = config.module
client = config.client(get_region(module), "smn", "project")
v = ""
try:
v = navigate_value(result, ['topic_urn'])
except Exception as ex:
module.fail_json(msg=str(ex))
d = {'topic_urn': v}
url = build_path(module, 'notifications/topics/{topic_urn}', d)
return fetch_resource(module, client, url)
def get_resource_id(config):
module = config.module
client = config.client(get_region(module), "smn", "project")
link = "notifications/topics"
query_link = "?offset={offset}&limit=10"
link += query_link
p = {'offset': 0}
v = module.params.get('name')
ids = set()
while True:
r = None
try:
r = client.get(link.format(**p))
except Exception:
pass
if r is None:
break
r = r.get('topics', [])
if r == []:
break
for i in r:
if i.get('name') == v:
ids.add(i.get('topic_urn'))
if len(ids) >= 2:
module.fail_json(msg="Multiple resources are found")
p['offset'] += 1
return ids.pop() if ids else None
def self_link(module):
return build_path(module, "notifications/topics/{id}")
def create_resource_opts(module):
params = dict()
v = module.params.get('display_name')
if not is_empty_value(v):
params["display_name"] = v
v = module.params.get('name')
if not is_empty_value(v):
params["name"] = v
return params
def update_resource_opts(module):
params = dict()
v = module.params.get('display_name')
if not is_empty_value(v):
params["display_name"] = v
return params
def _get_resource_editable_properties(module):
return {
"display_name": module.params.get("display_name"),
}
def response_to_hash(module, response):
"""Remove unnecessary properties from the response.
This is for doing comparisons with Ansible's current parameters.
"""
return {
u'create_time': response.get(u'create_time'),
u'display_name': response.get(u'display_name'),
u'name': response.get(u'name'),
u'push_policy': _push_policy_convert_from_response(
response.get('push_policy')),
u'topic_urn': response.get(u'topic_urn'),
u'update_time': response.get(u'update_time')
}
def _push_policy_convert_from_response(value):
return {
0: "the message sending fails and is cached in the queue",
1: "the failed message is discarded",
}.get(int(value))
if __name__ == '__main__':
main()