ansible/messaging/rabbitmq_binding.py
2015-05-08 17:30:41 +01:00

185 lines
6 KiB
Python

#!/usr/bin/python
DOCUMENTATION = '''
module: rabbitmq_binding
author: Manuel Sousa
version_added: 2.0
short_description: This module manages rabbitMQ bindings
description:
- This module uses rabbitMQ Rest API to create/delete bindings
requirements: [ python requests ]
options:
state:
description:
- Whether the exchange should be present or absent
- Only present implemented atm
choices: [ "present", "absent" ]
required: false
default: present
name:
description:
- source exchange to create binding on
required: true
aliases: [ "src", "source" ]
login_user:
description:
- rabbitMQ user for connection
required: false
default: guest
login_password:
description:
- rabbitMQ password for connection
required: false
default: false
login_host:
description:
- rabbitMQ host for connection
required: false
default: localhost
login_port:
description:
- rabbitMQ management api port
required: false
default: 15672
vhost:
description:
- rabbitMQ virtual host
- default vhost is /
required: false
default: "/"
destination:
description:
- destination exchange or queue for the binding
required: true
aliases: [ "dst", "dest" ]
destinationType:
description:
- Either queue or exchange
required: true
choices: [ "queue", "exchange" ]
aliases: [ "type", "destType" ]
routingKey:
description:
- routing key for the binding
- default is #
required: false
default: "#"
arguments:
description:
- extra arguments for exchange. If defined this argument is a key/value dictionary
required: false
'''
EXAMPLES = '''
# Bind myQueue to directExchange with routing key info
- rabbitmq_binding: name=directExchange destination=myQueue type=queue routingKey=info
# Bind directExchange to topicExchange with routing key *.info
- rabbitmq_binding: name=topicExchange destination=topicExchange type=exchange routingKey="*.info"
'''
import requests
import urllib
import json
def main():
module = AnsibleModule(
argument_spec = dict(
state = dict(default='present', choices=['present', 'absent'], type='str'),
name = dict(required=True, aliases=[ "src", "source" ], type='str'),
login_user = dict(default='guest', type='str'),
login_password = dict(default='guest', type='str'),
login_host = dict(default='localhost', type='str'),
login_port = dict(default='15672', type='str'),
vhost = dict(default='/', type='str'),
destination = dict(required=True, aliases=[ "dst", "dest"], type='str'),
destinationType = dict(required=True, aliases=[ "type", "destType"], choices=[ "queue", "exchange" ],type='str'),
routingKey = dict(default='#', type='str'),
arguments = dict(default=dict(), type='dict')
),
supports_check_mode = True
)
url = "http://%s:%s/api/bindings/%s/e/%s/%s/%s/%s" % (
module.params['login_host'],
module.params['login_port'],
urllib.quote(module.params['vhost'],''),
module.params['name'],
"q" if module.params['destinationType'] == "queue" else "e",
module.params['destination'],
urllib.quote(module.params['routingKey'],'')
)
# Check if exchange already exists
r = requests.get( url, auth=(module.params['login_user'],module.params['login_password']))
if r.status_code==200:
bindingExists = True
response = r.json()
elif r.status_code==404:
bindingExists = False
response = r.text
else:
module.fail_json(
msg = "Invalid response from RESTAPI when trying to check if exchange exists",
details = r.text
)
changeRequired = not bindingExists if module.params['state']=='present' else bindingExists
# Exit if check_mode
if module.check_mode:
module.exit_json(
changed= changeRequired,
name = module.params['name'],
details = response,
arguments = module.params['arguments']
)
# Do changes
if changeRequired:
if module.params['state'] == 'present':
url = "http://%s:%s/api/bindings/%s/e/%s/%s/%s" % (
module.params['login_host'],
module.params['login_port'],
urllib.quote(module.params['vhost'],''),
module.params['name'],
"q" if module.params['destinationType'] == "queue" else "e",
module.params['destination']
)
r = requests.post(
url,
auth = (module.params['login_user'],module.params['login_password']),
headers = { "content-type": "application/json"},
data = json.dumps({
"routing_key": module.params['routingKey'],
"arguments": module.params['arguments']
})
)
elif module.params['state'] == 'absent':
r = requests.delete( url, auth = (module.params['login_user'],module.params['login_password']))
if r.status_code == 204 or r.status_code == 201:
module.exit_json(
changed = True,
name = module.params['name'],
destination = module.params['destination']
)
else:
module.fail_json(
msg = "Error creating exchange",
status = r.status_code,
details = r.text
)
else:
module.exit_json(
changed = False,
name = module.params['name']
)
# import module snippets
from ansible.module_utils.basic import *
main()