openstack/octavia
Code Issues Proposed changes
octavia/octavia/common/config.py
German Eichberger 40440b8a0b Implements the haproxy amphora agent api server 
- Added configuration
- Added uploading of haproxy config
- Added start, stop, reload (async)
- Added get_details
- Fixed returns of API -- they are now all spec conform
- Added info, get haproxy file
- Added function to get listener status
- Added class to parse haproxy stats socket
- Added methods to handle certs
- Added client cert validation to the sever
- Added script to generate example certs
- Added init script for agent
- Added network and vip plugging
- Added devstack stuff
- Added diskimage scripts; upstart ini file

Change-Id: Ib1db8da9e019e68e9a0f4a16a622b8b1286afd3e
Implements: blueprint amphora-api
2015-06-02 18:13:39 +00:00

251 lines
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Python
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# Copyright 2011 VMware, Inc., 2014 A10 Networks
# All Rights Reserved.
#
# 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.
"""
Routines for configuring Octavia
"""
from oslo_config import cfg
from oslo_db import options as db_options
from oslo_log import log as logging
import oslo_messaging as messaging
from octavia.common import utils
from octavia.i18n import _LI
from octavia import version
LOG = logging.getLogger(__name__)
core_opts = [
cfg.StrOpt('bind_host', default='0.0.0.0',
help=_("The host IP to bind to")),
cfg.IntOpt('bind_port', default=9876,
help=_("The port to bind to")),
cfg.StrOpt('api_handler', default='simulated_handler',
help=_("The handler that the API communicates with")),
cfg.StrOpt('api_paste_config', default="api-paste.ini",
help=_("The API paste config file to use")),
cfg.StrOpt('api_extensions_path', default="",
help=_("The path for API extensions")),
cfg.StrOpt('auth_strategy', default='keystone',
help=_("The type of authentication to use")),
cfg.BoolOpt('allow_bulk', default=True,
help=_("Allow the usage of the bulk API")),
cfg.BoolOpt('allow_pagination', default=False,
help=_("Allow the usage of the pagination")),
cfg.BoolOpt('allow_sorting', default=False,
help=_("Allow the usage of the sorting")),
cfg.StrOpt('pagination_max_limit', default="-1",
help=_("The maximum number of items returned in a single "
"response, value was 'infinite' or negative integer "
"means no limit")),
cfg.StrOpt('host', default=utils.get_hostname(),
help=_("The hostname Octavia is running on")),
cfg.StrOpt('nova_url',
default='http://127.0.0.1:8774/v2',
help=_('URL for connection to nova')),
cfg.StrOpt('nova_admin_username',
help=_('Username for connecting to nova in admin context')),
cfg.StrOpt('nova_admin_password',
help=_('Password for connection to nova in admin context'),
secret=True),
cfg.StrOpt('nova_admin_tenant_id',
help=_('The uuid of the admin nova tenant')),
cfg.StrOpt('nova_admin_auth_url',
default='http://localhost:5000/v2.0',
help=_('Authorization URL for connecting to nova in admin '
'context')),
cfg.StrOpt('nova_ca_certificates_file',
help=_('CA file for novaclient to verify server certificates')),
cfg.BoolOpt('nova_api_insecure', default=False,
help=_("If True, ignore any SSL validation issues")),
cfg.StrOpt('nova_region_name',
help=_('Name of nova region to use. Useful if keystone manages'
' more than one region.')),
]
networking_opts = [
cfg.StrOpt('lb_network_name', help=_('Name of amphora internal network')),
]
oslo_messaging_opts = [
cfg.StrOpt('topic'),
]
keystone_authtoken_v3_opts = [
cfg.StrOpt('admin_user_domain', default='default',
help=_('Admin user keystone authentication domain')),
cfg.StrOpt('admin_project_domain', default='default',
help=_('Admin project keystone authentication domain'))
]
haproxy_amphora_opts = [
cfg.StrOpt('username',
default='ubuntu',
help=_('Name of user for access to amphora.')),
cfg.StrOpt('key_path',
default='/opt/stack/.ssh/id_rsa',
help=_('Local absolute path to the private key '
'loaded on amphora at boot.')),
cfg.StrOpt('base_path',
default='/var/lib/octavia',
help=_('Base directory for amphora files.')),
cfg.StrOpt('base_cert_dir',
default='/var/lib/octavia/certs',
help=_('Base directory for cert storage.')),
cfg.StrOpt('haproxy_template', help=_('Custom haproxy template.')),
cfg.IntOpt('connection_max_retries',
default=10,
help=_('Retry threshold for connecting to amphorae.')),
cfg.IntOpt('connection_retry_interval',
default=5,
help=_('Retry timeout between attempts in seconds.')),
# REST server
cfg.StrOpt('bind_host', default='0.0.0.0',
help=_("The host IP to bind to")),
cfg.IntOpt('bind_port', default=8443,
help=_("The port to bind to")),
cfg.StrOpt('haproxy_cmd', default='/usr/sbin/haproxy',
help=_("The full path to haproxy")),
cfg.IntOpt('respawn_count', default=2,
help=_("The respawn count for haproxy's upstart script")),
cfg.IntOpt('respawn_interval', default=2,
help=_("The respawn interval for haproxy's upstart script")),
cfg.StrOpt('haproxy_cert_dir', default='/tmp/',
help=_("The directory to store haproxy cert files in")),
cfg.StrOpt('agent_server_cert', default='/etc/octavia/certs/server.pem',
help=_("The server certificate for the agent.py server "
"to use")),
cfg.StrOpt('agent_server_ca', default='/etc/octavia/certs/client_ca.pem',
help=_("The ca which signed the client certificates")),
cfg.StrOpt('agent_server_network_dir',
default='/etc/network/interfaces.d/',
help=_("The directory where new network interfaces "
"are located"))
]
controller_worker_opts = [
cfg.IntOpt('amp_active_retries',
default=10,
help=_('Retry attempts to wait for Amphora to become active')),
cfg.IntOpt('amp_active_wait_sec',
default=10,
help=_('Seconds to wait for an Amphora to become active')),
cfg.StrOpt('amp_flavor_id',
default='',
help=_('Nova instance flavor id for the Amphora')),
cfg.StrOpt('amp_image_id',
default='',
help=_('Glance image id for the Amphora image to boot')),
cfg.StrOpt('amp_ssh_key_name',
default='',
help=_('SSH key name used to boot the Amphora')),
cfg.StrOpt('amp_network',
default='',
help=_('Network to attach to the Amphora')),
cfg.ListOpt('amp_secgroup_list',
default='',
help=_('List of security groups to attach to the Amphora')),
cfg.StrOpt('amphora_driver',
default='amphora_noop_driver',
help=_('Name of the amphora driver to use')),
cfg.StrOpt('compute_driver',
default='compute_noop_driver',
help=_('Name of the compute driver to use')),
cfg.StrOpt('network_driver',
default='network_noop_driver',
help=_('Name of the network driver to use'))
]
task_flow_opts = [
cfg.StrOpt('engine',
default='serial',
help=_('TaskFlow engine to use')),
cfg.IntOpt('max_workers',
default=5,
help=_('The maximum number of workers'))
]
core_cli_opts = []
# Register the configuration options
cfg.CONF.register_opts(core_opts)
cfg.CONF.register_opts(networking_opts, group='networking')
cfg.CONF.register_opts(oslo_messaging_opts, group='oslo_messaging')
cfg.CONF.register_opts(haproxy_amphora_opts, group='haproxy_amphora')
cfg.CONF.register_opts(controller_worker_opts, group='controller_worker')
cfg.CONF.register_opts(task_flow_opts, group='task_flow')
cfg.CONF.register_opts(oslo_messaging_opts, group='oslo_messaging')
cfg.CONF.register_cli_opts(core_cli_opts)
cfg.CONF.import_group('keystone_authtoken', 'keystonemiddleware.auth_token')
cfg.CONF.register_opts(keystone_authtoken_v3_opts,
group='keystone_authtoken_v3')
# Ensure that the control exchange is set correctly
messaging.set_transport_defaults(control_exchange='octavia')
_SQL_CONNECTION_DEFAULT = 'sqlite://'
# Update the default QueuePool parameters. These can be tweaked by the
# configuration variables - max_pool_size, max_overflow and pool_timeout
db_options.set_defaults(cfg.CONF,
connection=_SQL_CONNECTION_DEFAULT,
sqlite_db='', max_pool_size=10,
max_overflow=20, pool_timeout=10)
logging.register_options(cfg.CONF)
def init(args, **kwargs):
cfg.CONF(args=args, project='octavia',
version='%%prog %s' % version.version_info.release_string(),
**kwargs)
def setup_logging(conf):
"""Sets up the logging options for a log with supplied name.
:param conf: a cfg.ConfOpts object
"""
product_name = "octavia"
logging.setup(conf, product_name)
LOG.info(_LI("Logging enabled!"))
# def load_paste_app(app_name):
# """Builds and returns a WSGI app from a paste config file.
# :param app_name: Name of the application to load
# :raises ConfigFilesNotFoundError when config file cannot be located
# :raises RuntimeError when application cannot be loaded from config file
# """
# config_path = cfg.CONF.find_file(cfg.CONF.api_paste_config)
# if not config_path:
# raise cfg.ConfigFilesNotFoundError(
# config_files=[cfg.CONF.api_paste_config])
# config_path = os.path.abspath(config_path)
# LOG.info(_("Config paste file: %s"), config_path)
# try:
# app = deploy.loadapp("config:%s" % config_path, name=app_name)
# except (LookupError, ImportError):
# msg = (_("Unable to load %(app_name)s from "
# "configuration file %(config_path)s.") %
# {'app_name': app_name,
# 'config_path': config_path})
# LOG.exception(msg)
# raise RuntimeError(msg)
# return app
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