92 lines
3.0 KiB
Python
92 lines
3.0 KiB
Python
#!/usr/bin/env python
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# Copyright 2017 Red Hat, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from ansible.plugins.lookup import LookupBase
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from novaclient.exceptions import NotFound
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from tripleo_validations import utils
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DOCUMENTATION = """
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lookup: nova_servers
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description: Retrieve server information from Nova
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long_description:
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- Load server information using the Nova API and search by attribute.
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options:
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_terms:
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description: Optional filter attribute and filter value
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author: Florian Fuchs <flfuchs@redhat.com>
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"""
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EXAMPLES = """
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- name: Get all server ids from nova
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debug:
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msg: |
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{{ lookup('nova_servers', wantlist=True) |
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map(attribute='id') | join(', ') }}
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- name: Lookup all server ids from nova with a certain ctlplane IP
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debug:
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msg: |
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{{ lookup('nova_servers', 'ip', 'ctlplane', ['192.168.24.15'],
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wantlist=True) | map(attribute='id') | join(', ') }}"
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- name: Get server with name 'overcloud-controller-0'
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debug:
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msg: |
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{{ lookup('nova_servers', 'name', ['overcloud-controller-0'],
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wantlist=True) | map(attribute='name') }}"
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"""
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RETURN = """
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_raw:
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description: A Python list with results from the API call.
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"""
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class LookupModule(LookupBase):
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def run(self, terms, variables=None, **kwargs):
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"""Returns server information from nova."""
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nova = utils.get_nova_client(variables)
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servers = []
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if len(terms) > 0:
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# Look up servers by network and IP
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if terms[0] == 'ip':
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for ip in terms[2]:
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try:
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servers.append(nova.servers.find(
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networks={terms[1]: [ip]}))
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except NotFound:
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pass
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# Look up servers by attribute
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else:
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for value in terms[1]:
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try:
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search_data = {terms[0]: value}
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servers.append(nova.servers.find(**search_data))
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except NotFound:
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pass
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else:
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servers = nova.servers.list()
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# For each server only return properties whose value
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# can be properly serialized. (Things like
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# novaclient.v2.servers.ServerManager will make
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# Ansible return the whole result as a string.)
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return [utils.filtered(server) for server in servers]
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