Adding Heat plugin for ansible

This commit adds a heat plugin for ansible coupled with settings that
will be utilized by playbooks.

Change-Id: I2088a771569921c6f013c262d972443c39b6dfbc
This commit is contained in:
Julia Kreger 2014-08-13 18:11:59 -04:00
parent 2c54f4f078
commit 6dd1ccfd67
2 changed files with 311 additions and 0 deletions

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# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
wait_for: 200
key_name: ansible_key
overcloud_controller_services:
- apache2
- heat-api
- heat-api-cfn
- heat-api-cloudwatch
- heat-engine
- glance-api
- cinder-api
- nova-api
- keystone
- neutron-server
- swift-proxy
- glance-reg
- cinder-scheduler
- nova-scheduler
- nova-conductor
- nova-novncproxy
- neutron-l3-agent
- neutron-metadata-agent
- neutron-dhcp-agent
overcloud_compute_services:
- nova-compute
- neutron-openvswitch-agent
undercloud_services:
- apache2
- glance-api
- heat-api
- heat-api-cfn
- heat-api-cloudwatch
- heat-engine
- ironic-api
- nova-api
- keystone
- neutron-server
- swift-proxy
- glance-reg
- nova-scheduler
- nova-conductor
- nova-novncproxy
- neutron-metadata-agent
- neutron-dhcp-agent
- ironic-conductor

252
plugins/inventory/heat.py Executable file
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#!/usr/bin/env python
#
# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
DOCUMENTATION = '''
---
inventory: heat
short_description: Heat external inventory script
description:
- Generates inventory that Ansible can understand by making API requests to
Heat and Nova API
options:
stack:
description:
- Identifier (name or ID) for heat stack to interrogate.
requirements: [ "heatclient" ]
'''
import argparse
import json
import os
import re
import sys
from oslo.config import cfg
opts = [
cfg.StrOpt('host', help='List details about the specific host'),
cfg.BoolOpt('list', help='List active hosts'),
cfg.MultiStrOpt(
'stack',
help='Stack IDs or Names to inspect',
positional=True
),
cfg.StrOpt('username'),
cfg.StrOpt('password'),
cfg.StrOpt('auth-url'),
cfg.StrOpt('project-id'),
cfg.StrOpt('group-regex'),
]
try:
from heatclient.v1 import client as heat_client
except ImportError:
print('heatclient is required')
sys.exit(1)
try:
from novaclient.v1_1 import client as nova_client
except ImportError:
print('novaclient is required')
sys.exit(1)
try:
from keystoneclient.v3 import client as keystone_client
except ImportError:
print('keystoneclient is required')
sys.exit(1)
def _parse_config():
default_config = os.environ.get('HEAT_INVENTORY_CONFIG')
if default_config:
default_config = [default_config]
configs = cfg.ConfigOpts()
configs.register_cli_opts(opts)
configs(prog='heat-ansible-inventory',
default_config_files=default_config)
if configs.auth_url is None:
if "OS_AUTH_URL" in os.environ:
configs.auth_url = os.environ.get('OS_AUTH_URL')
if configs.username is None:
if "OS_USERNAME" in os.environ:
configs.username = os.environ.get('OS_USERNAME')
if configs.password is None:
if "OS_PASSWORD" in os.environ:
configs.password = os.environ.get('OS_PASSWORD')
if configs.project_id is None:
if "OS_TENANT_NAME" in os.environ:
configs.project_id = os.environ.get('OS_TENANT_NAME')
if '/v2.0' in configs.auth_url:
configs.auth_url = configs.auth_url.replace('/v2.0', '/v3')
return configs
class HeatInventory(object):
def __init__(self, configs):
self.configs = configs
self._ksclient = None
self._hclient = None
self._nclient = None
@property
def stacks(self):
if not self.configs.stack:
return self.hclient.stacks.list()
else:
return [
self.hclient.stacks.get(stack) for stack in self.configs.stack
]
def list(self):
hostvars = {}
groups = {}
# XXX: need to config access details
for stack_obj in self.stacks:
if stack_obj.status != 'COMPLETE':
print("%s stack is incomplete, in state %s" % (
stack,
stack_obj.status
))
sys.exit(1)
stack_id = stack_obj.id
for res in self.hclient.resources.list(stack_id):
if res.resource_type == 'OS::Nova::Server':
server = self.nclient.servers.get(res.physical_resource_id)
name = server.name
private = [
x['addr'] for x in getattr(
server,
'addresses'
).itervalues().next()
if x['OS-EXT-IPS:type'] == 'fixed'
]
if private:
private = private[0]
public = [
x['addr'] for x in getattr(
server,
'addresses'
).itervalues().next()
if x['OS-EXT-IPS:type'] == 'floating']
if public:
public = public[0]
addr = server.accessIPv4 or public or private
groups[res.physical_resource_id] = [addr]
groups[server.name] = [addr]
if self.configs.group_regex:
group_name = re.search(
self.configs.group_regex, res.resource_name
)
if group_name:
group_name = group_name.group(0)
if group_name in groups:
groups[group_name].append(addr)
else:
groups[group_name] = [addr]
if 'group' in server.metadata:
group_name = server.metadata['group']
if group_name in groups:
groups[group_name].append(addr)
else:
groups[group_name] = [addr]
hostvars[addr] = {
'heat_metadata': self.hclient.resources.metadata(
stack_id,
res.resource_name
)
}
hostvars[addr]['instance_id'] = res.physical_resource_id
inventory = {'_meta': {'hostvars': hostvars}}
inventory.update(groups)
print(json.dumps(inventory, indent=2))
def host(self):
hostvars = {}
groups = {}
for stack_obj in self.stacks:
if stack_obj.status != 'COMPLETE':
print("%s stack is incomplete, in state %s" % (
stack,
stack_obj.status
))
sys.exit(1)
stack_id = stack_obj.id
for res in self.hclient.resources.list(stack_id):
if res.resource_type == 'OS::Nova::Server':
server = self.nclient.servers.get(res.physical_resource_id)
if self.configs.host in server.name:
hostvars = {
'heat_metadata': self.hclient.resources.metadata(
stack_id,
res.resource_name
)
}
hostvars['instance_id'] = res.physical_resource_id
print(json.dumps(hostvars, indent=2))
break
@property
def ksclient(self):
if self._ksclient is None:
self._ksclient = keystone_client.Client(
auth_url=self.configs.auth_url,
username=self.configs.username,
password=self.configs.password)
self._ksclient.authenticate()
return self._ksclient
@property
def hclient(self):
if self._hclient is None:
ksclient = self.ksclient
endpoint = ksclient.service_catalog.url_for(
service_type='orchestration', endpoint_type='publicURL')
self._hclient = heat_client.Client(
endpoint=endpoint,
token=ksclient.auth_token)
return self._hclient
@property
def nclient(self):
if self._nclient is None:
ksclient = self.ksclient
endpoint = ksclient.service_catalog.url_for(
service_type='compute', endpoint_type='publicURL')
self._nclient = nova_client.Client(
bypass_url=endpoint,
username=None,
api_key=None,
project_id=self.configs.project_id,
auth_url=self.configs.auth_url,
auth_token=ksclient.auth_token)
return self._nclient
def main():
configs = _parse_config()
hi = HeatInventory(configs)
if configs.list:
hi.list()
elif configs.host:
hi.host()
sys.exit(0)
if __name__ == '__main__':
main()