256 lines
8.2 KiB
Python
256 lines
8.2 KiB
Python
#!/usr/bin/python
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# Copyright (c) 2018 Catalyst Cloud Ltd.
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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DOCUMENTATION = '''
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---
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module: lb_listener
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short_description: Add/Delete a listener for a load balancer from OpenStack Cloud
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author: OpenStack Ansible SIG
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description:
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- Add or Remove a listener for a load balancer from the OpenStack load-balancer service.
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options:
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name:
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description:
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- Name that has to be given to the listener
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required: true
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type: str
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state:
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description:
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- Should the resource be present or absent.
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choices: [present, absent]
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default: present
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type: str
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loadbalancer:
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description:
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- The name or id of the load balancer that this listener belongs to.
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required: true
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type: str
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protocol:
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description:
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- The protocol for the listener.
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choices: [HTTP, HTTPS, TCP, TERMINATED_HTTPS]
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default: HTTP
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type: str
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protocol_port:
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description:
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- The protocol port number for the listener.
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default: 80
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type: int
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wait:
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description:
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- If the module should wait for the load balancer to be ACTIVE.
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type: bool
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default: 'yes'
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timeout:
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description:
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- The amount of time the module should wait for the load balancer to get
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into ACTIVE state.
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default: 180
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type: int
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requirements:
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- "python >= 3.6"
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- "openstacksdk"
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extends_documentation_fragment:
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- openstack.cloud.openstack
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'''
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RETURN = '''
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id:
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description: The listener UUID.
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returned: On success when I(state) is 'present'
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type: str
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sample: "39007a7e-ee4f-4d13-8283-b4da2e037c69"
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listener:
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description: Dictionary describing the listener.
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returned: On success when I(state) is 'present'
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type: complex
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contains:
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id:
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description: Unique UUID.
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type: str
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sample: "39007a7e-ee4f-4d13-8283-b4da2e037c69"
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name:
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description: Name given to the listener.
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type: str
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sample: "test"
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description:
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description: The listener description.
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type: str
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sample: "description"
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load_balancer_id:
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description: The load balancer UUID this listener belongs to.
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type: str
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sample: "b32eef7e-d2a6-4ea4-a301-60a873f89b3b"
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loadbalancers:
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description: A list of load balancer IDs..
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type: list
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sample: [{"id": "b32eef7e-d2a6-4ea4-a301-60a873f89b3b"}]
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provisioning_status:
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description: The provisioning status of the listener.
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type: str
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sample: "ACTIVE"
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operating_status:
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description: The operating status of the listener.
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type: str
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sample: "ONLINE"
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is_admin_state_up:
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description: The administrative state of the listener.
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type: bool
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sample: true
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protocol:
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description: The protocol for the listener.
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type: str
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sample: "HTTP"
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protocol_port:
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description: The protocol port number for the listener.
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type: int
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sample: 80
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'''
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EXAMPLES = '''
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# Create a listener, wait for the loadbalancer to be active.
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- openstack.cloud.lb_listener:
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cloud: mycloud
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endpoint_type: admin
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state: present
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name: test-listener
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loadbalancer: test-loadbalancer
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protocol: HTTP
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protocol_port: 8080
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# Create a listener, do not wait for the loadbalancer to be active.
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- openstack.cloud.lb_listener:
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cloud: mycloud
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endpoint_type: admin
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state: present
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name: test-listener
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loadbalancer: test-loadbalancer
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protocol: HTTP
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protocol_port: 8080
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wait: no
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# Delete a listener
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- openstack.cloud.lb_listener:
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cloud: mycloud
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endpoint_type: admin
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state: absent
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name: test-listener
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loadbalancer: test-loadbalancer
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'''
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import time
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from ansible.module_utils.basic import AnsibleModule
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from ansible_collections.openstack.cloud.plugins.module_utils.openstack import (openstack_full_argument_spec,
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openstack_module_kwargs,
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openstack_cloud_from_module)
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def _lb_wait_for_status(module, cloud, lb, status, failures, interval=5):
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"""Wait for load balancer to be in a particular provisioning status."""
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timeout = module.params['timeout']
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total_sleep = 0
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if failures is None:
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failures = []
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while total_sleep < timeout:
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lb = cloud.load_balancer.get_load_balancer(lb.id)
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if lb.provisioning_status == status:
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return None
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if lb.provisioning_status in failures:
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module.fail_json(
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msg="Load Balancer %s transitioned to failure state %s" %
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(lb.id, lb.provisioning_status)
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)
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time.sleep(interval)
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total_sleep += interval
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module.fail_json(
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msg="Timeout waiting for Load Balancer %s to transition to %s" %
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(lb.id, status)
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)
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def main():
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argument_spec = openstack_full_argument_spec(
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name=dict(required=True),
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state=dict(default='present', choices=['absent', 'present']),
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loadbalancer=dict(required=True),
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protocol=dict(default='HTTP',
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choices=['HTTP', 'HTTPS', 'TCP', 'TERMINATED_HTTPS']),
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protocol_port=dict(default=80, type='int', required=False),
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)
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module_kwargs = openstack_module_kwargs()
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module = AnsibleModule(argument_spec, **module_kwargs)
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sdk, cloud = openstack_cloud_from_module(module)
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loadbalancer = module.params['loadbalancer']
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loadbalancer_id = None
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try:
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changed = False
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listener = cloud.load_balancer.find_listener(
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name_or_id=module.params['name'])
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if module.params['state'] == 'present':
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if not listener:
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lb = cloud.load_balancer.find_load_balancer(loadbalancer)
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if not lb:
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module.fail_json(
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msg='load balancer %s is not found' % loadbalancer
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)
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loadbalancer_id = lb.id
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listener = cloud.load_balancer.create_listener(
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name=module.params['name'],
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loadbalancer_id=loadbalancer_id,
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protocol=module.params['protocol'],
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protocol_port=module.params['protocol_port'],
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)
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changed = True
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if not module.params['wait']:
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module.exit_json(changed=changed,
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listener=listener.to_dict(),
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id=listener.id)
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if module.params['wait']:
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# Check in case the listener already exists.
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lb = cloud.load_balancer.find_load_balancer(loadbalancer)
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if not lb:
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module.fail_json(
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msg='load balancer %s is not found' % loadbalancer
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)
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_lb_wait_for_status(module, cloud, lb, "ACTIVE", ["ERROR"])
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module.exit_json(changed=changed, listener=listener.to_dict(),
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id=listener.id)
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elif module.params['state'] == 'absent':
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if not listener:
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changed = False
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else:
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cloud.load_balancer.delete_listener(listener)
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changed = True
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if module.params['wait']:
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# Wait for the load balancer to be active after deleting
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# the listener.
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lb = cloud.load_balancer.find_load_balancer(loadbalancer)
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if not lb:
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module.fail_json(
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msg='load balancer %s is not found' % loadbalancer
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)
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_lb_wait_for_status(module, cloud, lb, "ACTIVE", ["ERROR"])
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module.exit_json(changed=changed)
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except sdk.exceptions.OpenStackCloudException as e:
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module.fail_json(msg=str(e), extra_data=e.extra_data)
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if __name__ == "__main__":
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main()
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