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community.general/plugins/inventory/xen_orchestra.py
patchback[bot] 7791fd28ab
[PR #8225/7fd37ea2 backport][stable-8] inventory plugins: make wrapping variables as unsafe smarter to avoid triggering an AWX bug (#8246) 
inventory plugins: make wrapping variables as unsafe smarter to avoid triggering an AWX bug (#8225)

Make wrapping variables as unsafe smarter to avoid triggering an AWX bug.

(cherry picked from commit 7fd37ea247)

Co-authored-by: Felix Fontein <felix@fontein.de>
2024-04-20 10:20:32 +02:00

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# -*- coding: utf-8 -*-
# Copyright (c) 2021 Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
DOCUMENTATION = '''
name: xen_orchestra
short_description: Xen Orchestra inventory source
version_added: 4.1.0
author:
- Dom Del Nano (@ddelnano) <ddelnano@gmail.com>
- Samori Gorse (@shinuza) <samorigorse@gmail.com>
requirements:
- websocket-client >= 1.0.0
description:
- Get inventory hosts from a Xen Orchestra deployment.
- 'Uses a configuration file as an inventory source, it must end in C(.xen_orchestra.yml) or C(.xen_orchestra.yaml).'
extends_documentation_fragment:
- constructed
- inventory_cache
options:
plugin:
description: The name of this plugin, it should always be set to V(community.general.xen_orchestra) for this plugin to recognize it as its own.
required: true
choices: ['community.general.xen_orchestra']
type: str
api_host:
description:
- API host to XOA API.
- If the value is not specified in the inventory configuration, the value of environment variable E(ANSIBLE_XO_HOST) will be used instead.
type: str
env:
- name: ANSIBLE_XO_HOST
user:
description:
- Xen Orchestra user.
- If the value is not specified in the inventory configuration, the value of environment variable E(ANSIBLE_XO_USER) will be used instead.
required: true
type: str
env:
- name: ANSIBLE_XO_USER
password:
description:
- Xen Orchestra password.
- If the value is not specified in the inventory configuration, the value of environment variable E(ANSIBLE_XO_PASSWORD) will be used instead.
required: true
type: str
env:
- name: ANSIBLE_XO_PASSWORD
validate_certs:
description: Verify TLS certificate if using HTTPS.
type: boolean
default: true
use_ssl:
description: Use wss when connecting to the Xen Orchestra API
type: boolean
default: true
'''
EXAMPLES = '''
# file must be named xen_orchestra.yaml or xen_orchestra.yml
plugin: community.general.xen_orchestra
api_host: 192.168.1.255
user: xo
password: xo_pwd
validate_certs: true
use_ssl: true
groups:
kube_nodes: "'kube_node' in tags"
compose:
ansible_port: 2222
'''
import json
import ssl
from time import sleep
from ansible.errors import AnsibleError
from ansible.plugins.inventory import BaseInventoryPlugin, Constructable, Cacheable
from ansible_collections.community.general.plugins.module_utils.version import LooseVersion
from ansible_collections.community.general.plugins.plugin_utils.unsafe import make_unsafe
# 3rd party imports
try:
HAS_WEBSOCKET = True
import websocket
from websocket import create_connection
if LooseVersion(websocket.__version__) <= LooseVersion('1.0.0'):
raise ImportError
except ImportError as e:
HAS_WEBSOCKET = False
HALTED = 'Halted'
PAUSED = 'Paused'
RUNNING = 'Running'
SUSPENDED = 'Suspended'
POWER_STATES = [RUNNING, HALTED, SUSPENDED, PAUSED]
HOST_GROUP = 'xo_hosts'
POOL_GROUP = 'xo_pools'
def clean_group_name(label):
return label.lower().replace(' ', '-').replace('-', '_')
class InventoryModule(BaseInventoryPlugin, Constructable, Cacheable):
''' Host inventory parser for ansible using XenOrchestra as source. '''
NAME = 'community.general.xen_orchestra'
def __init__(self):
super(InventoryModule, self).__init__()
# from config
self.counter = -1
self.session = None
self.cache_key = None
self.use_cache = None
@property
def pointer(self):
self.counter += 1
return self.counter
def create_connection(self, xoa_api_host):
validate_certs = self.get_option('validate_certs')
use_ssl = self.get_option('use_ssl')
proto = 'wss' if use_ssl else 'ws'
sslopt = None if validate_certs else {'cert_reqs': ssl.CERT_NONE}
self.conn = create_connection(
'{0}://{1}/api/'.format(proto, xoa_api_host), sslopt=sslopt)
CALL_TIMEOUT = 100
"""Number of 1/10ths of a second to wait before method call times out."""
def call(self, method, params):
"""Calls a method on the XO server with the provided parameters."""
id = self.pointer
self.conn.send(json.dumps({
'id': id,
'jsonrpc': '2.0',
'method': method,
'params': params
}))
waited = 0
while waited < self.CALL_TIMEOUT:
response = json.loads(self.conn.recv())
if 'id' in response and response['id'] == id:
return response
else:
sleep(0.1)
waited += 1
raise AnsibleError(
'Method call {method} timed out after {timeout} seconds.'.format(method=method, timeout=self.CALL_TIMEOUT / 10))
def login(self, user, password):
result = self.call('session.signIn', {
'username': user, 'password': password
})
if 'error' in result:
raise AnsibleError(
'Could not connect: {0}'.format(result['error']))
def get_object(self, name):
answer = self.call('xo.getAllObjects', {'filter': {'type': name}})
if 'error' in answer:
raise AnsibleError(
'Could not request: {0}'.format(answer['error']))
return answer['result']
def _get_objects(self):
self.create_connection(self.xoa_api_host)
self.login(self.xoa_user, self.xoa_password)
return {
'vms': self.get_object('VM'),
'pools': self.get_object('pool'),
'hosts': self.get_object('host'),
}
def _apply_constructable(self, name, variables):
strict = self.get_option('strict')
self._add_host_to_composed_groups(self.get_option('groups'), variables, name, strict=strict)
self._add_host_to_keyed_groups(self.get_option('keyed_groups'), variables, name, strict=strict)
self._set_composite_vars(self.get_option('compose'), variables, name, strict=strict)
def _add_vms(self, vms, hosts, pools):
for uuid, vm in vms.items():
group = 'with_ip'
ip = vm.get('mainIpAddress')
entry_name = uuid
power_state = vm['power_state'].lower()
pool_name = self._pool_group_name_for_uuid(pools, vm['$poolId'])
host_name = self._host_group_name_for_uuid(hosts, vm['$container'])
self.inventory.add_host(entry_name)
# Grouping by power state
self.inventory.add_child(power_state, entry_name)
# Grouping by host
if host_name:
self.inventory.add_child(host_name, entry_name)
# Grouping by pool
if pool_name:
self.inventory.add_child(pool_name, entry_name)
# Grouping VMs with an IP together
if ip is None:
group = 'without_ip'
self.inventory.add_group(group)
self.inventory.add_child(group, entry_name)
# Adding meta
self.inventory.set_variable(entry_name, 'uuid', uuid)
self.inventory.set_variable(entry_name, 'ip', ip)
self.inventory.set_variable(entry_name, 'ansible_host', ip)
self.inventory.set_variable(entry_name, 'power_state', power_state)
self.inventory.set_variable(
entry_name, 'name_label', vm['name_label'])
self.inventory.set_variable(entry_name, 'type', vm['type'])
self.inventory.set_variable(
entry_name, 'cpus', vm['CPUs']['number'])
self.inventory.set_variable(entry_name, 'tags', vm['tags'])
self.inventory.set_variable(
entry_name, 'memory', vm['memory']['size'])
self.inventory.set_variable(
entry_name, 'has_ip', group == 'with_ip')
self.inventory.set_variable(
entry_name, 'is_managed', vm.get('managementAgentDetected', False))
self.inventory.set_variable(
entry_name, 'os_version', vm['os_version'])
self._apply_constructable(entry_name, self.inventory.get_host(entry_name).get_vars())
def _add_hosts(self, hosts, pools):
for host in hosts.values():
entry_name = host['uuid']
group_name = 'xo_host_{0}'.format(
clean_group_name(host['name_label']))
pool_name = self._pool_group_name_for_uuid(pools, host['$poolId'])
self.inventory.add_group(group_name)
self.inventory.add_host(entry_name)
self.inventory.add_child(HOST_GROUP, entry_name)
self.inventory.add_child(pool_name, entry_name)
self.inventory.set_variable(entry_name, 'enabled', host['enabled'])
self.inventory.set_variable(
entry_name, 'hostname', host['hostname'])
self.inventory.set_variable(entry_name, 'memory', host['memory'])
self.inventory.set_variable(entry_name, 'address', host['address'])
self.inventory.set_variable(entry_name, 'cpus', host['cpus'])
self.inventory.set_variable(entry_name, 'type', 'host')
self.inventory.set_variable(entry_name, 'tags', host['tags'])
self.inventory.set_variable(entry_name, 'version', host['version'])
self.inventory.set_variable(
entry_name, 'power_state', host['power_state'].lower())
self.inventory.set_variable(
entry_name, 'product_brand', host['productBrand'])
for pool in pools.values():
group_name = 'xo_pool_{0}'.format(
clean_group_name(pool['name_label']))
self.inventory.add_group(group_name)
def _add_pools(self, pools):
for pool in pools.values():
group_name = 'xo_pool_{0}'.format(
clean_group_name(pool['name_label']))
self.inventory.add_group(group_name)
# TODO: Refactor
def _pool_group_name_for_uuid(self, pools, pool_uuid):
for pool in pools:
if pool == pool_uuid:
return 'xo_pool_{0}'.format(
clean_group_name(pools[pool_uuid]['name_label']))
# TODO: Refactor
def _host_group_name_for_uuid(self, hosts, host_uuid):
for host in hosts:
if host == host_uuid:
return 'xo_host_{0}'.format(
clean_group_name(hosts[host_uuid]['name_label']
))
def _populate(self, objects):
# Prepare general groups
self.inventory.add_group(HOST_GROUP)
self.inventory.add_group(POOL_GROUP)
for group in POWER_STATES:
self.inventory.add_group(group.lower())
self._add_pools(objects['pools'])
self._add_hosts(objects['hosts'], objects['pools'])
self._add_vms(objects['vms'], objects['hosts'], objects['pools'])
def verify_file(self, path):
valid = False
if super(InventoryModule, self).verify_file(path):
if path.endswith(('xen_orchestra.yaml', 'xen_orchestra.yml')):
valid = True
else:
self.display.vvv(
'Skipping due to inventory source not ending in "xen_orchestra.yaml" nor "xen_orchestra.yml"')
return valid
def parse(self, inventory, loader, path, cache=True):
if not HAS_WEBSOCKET:
raise AnsibleError('This plugin requires websocket-client 1.0.0 or higher: '
'https://github.com/websocket-client/websocket-client.')
super(InventoryModule, self).parse(inventory, loader, path)
# read config from file, this sets 'options'
self._read_config_data(path)
self.inventory = inventory
self.protocol = 'wss'
self.xoa_api_host = self.get_option('api_host')
self.xoa_user = self.get_option('user')
self.xoa_password = self.get_option('password')
self.cache_key = self.get_cache_key(path)
self.use_cache = cache and self.get_option('cache')
self.validate_certs = self.get_option('validate_certs')
if not self.get_option('use_ssl'):
self.protocol = 'ws'
objects = self._get_objects()
self._populate(make_unsafe(objects))
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