A python client implementing the Ironic API.
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# 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.
import logging
import sys
from cliff import app
from cliff import commandmanager
try:
import ironic_inspector_client
except ImportError:
ironic_inspector_client = None
import openstack
from openstack import config as os_config
from osc_lib import utils
import pbr.version
from ironicclient.common import http
from ironicclient.common.i18n import _
from ironicclient import exc
from ironicclient.v1 import client
_DEFAULTS = {
'auth_type': 'none',
}
_TYPE = 'baremetal'
_INSPECTOR_TYPE = 'baremetal-introspection'
_DESCRIPTION = 'Bare Metal service (ironic) client'
_NAMESPACE = 'openstack.baremetal.v1'
_INSPECTOR_NAMESPACE = 'openstack.baremetal_introspection.v1'
_HELP = _("%(err)s.\n* Use --os-endpoint for standalone %(project)s.\n"
"* Use --os-auth-url and credentials for authentication.\n"
"* Use --os-cloud to load configuration from clouds.yaml\n"
"* See `%(cmd)s --help` for more details")
LOG = logging.getLogger(__name__)
class ClientManager(object):
def __init__(self, cloud_region, options):
self.cloud_region = cloud_region
self.options = options
self._ironic = None
self._inspector = None
@property
def baremetal(self):
if self._ironic is None:
self._ironic = self._create_ironic_client()
return self._ironic
@property
def baremetal_introspection(self):
if self._inspector is None:
self._inspector = self._create_inspector_client()
return self._inspector
def _create_ironic_client(self):
api_version = self.options.os_baremetal_api_version
allow_api_version_downgrade = False
if not api_version:
api_version = self.cloud_region.get_default_microversion(_TYPE)
if not api_version:
api_version = http.LATEST_VERSION
allow_api_version_downgrade = True
LOG.debug(
'Using bare metal API version %s, downgrade %s', api_version,
'allowed' if allow_api_version_downgrade else 'disallowed')
# NOTE(dtantsur): endpoint_override is required to respect settings in
# clouds.yaml, such as baremetal_endpoint_override.
endpoint_override = self.cloud_region.get_endpoint(_TYPE)
try:
return client.Client(
os_ironic_api_version=api_version,
allow_api_version_downgrade=allow_api_version_downgrade,
session=self.cloud_region.get_session(),
region_name=self.cloud_region.get_region_name(_TYPE),
endpoint_override=endpoint_override,
max_retries=self.options.max_retries,
retry_interval=self.options.retry_interval,
)
except exc.EndpointNotFound as e:
# Re-raise with a more obvious message.
raise exc.EndpointNotFound(_HELP % {'err': e, 'cmd': sys.argv[0],
'project': 'ironic'})
def _create_inspector_client(self):
assert ironic_inspector_client is not None, \
'BUG: _create_inspector_client called without inspector client'
# NOTE(dtantsur): endpoint_override is required to respect settings in
# clouds.yaml, such as baremetal_introspection_endpoint_override.
endpoint_override = self.cloud_region.get_endpoint(_INSPECTOR_TYPE)
try:
return ironic_inspector_client.ClientV1(
inspector_url=endpoint_override,
session=self.cloud_region.get_session(),
region_name=self.cloud_region.get_region_name(_INSPECTOR_TYPE),
)
except ironic_inspector_client.EndpointNotFound as e:
# Re-raise with a more obvious message.
raise exc.EndpointNotFound(_HELP % {'err': e, 'cmd': sys.argv[0],
'project': 'ironic-inspector'})
class CommandManager(commandmanager.CommandManager):
def load_commands(self, namespace):
super(CommandManager, self).load_commands(namespace)
if ironic_inspector_client is not None:
super(CommandManager, self).load_commands(_INSPECTOR_NAMESPACE)
# Stip the 'baremetal' prefix used in OSC
prefix = 'baremetal '
prefix_len = len(prefix)
self.commands = dict(
(cmd[prefix_len:] if cmd.startswith(prefix) else cmd, ep)
for (cmd, ep) in self.commands.items()
)
class App(app.App):
def __init__(self):
version_info = pbr.version.VersionInfo('python-ironicclient')
mgr = CommandManager(_NAMESPACE)
self.config = os_config.OpenStackConfig(override_defaults=_DEFAULTS)
super(App, self).__init__(description=_DESCRIPTION,
version=str(version_info),
command_manager=mgr,
deferred_help=True)
def build_option_parser(self, description, version, argparse_kwargs=None):
parser = super(App, self).build_option_parser(
description, version, argparse_kwargs=argparse_kwargs)
self.config.register_argparse_arguments(parser, sys.argv[1:])
parser.add_argument(
'--os-baremetal-api-version',
metavar='<baremetal-api-version>',
default=utils.env('OS_BAREMETAL_API_VERSION'),
help='Bare metal API version, default="latest" (the maximum '
'version supported by both the client and the server). '
'(Env: OS_BAREMETAL_API_VERSION)',
)
parser.add_argument(
'--max-retries',
metavar='<max-retries-number>',
default=http.DEFAULT_MAX_RETRIES,
type=int,
help='Maximum number of retries on connection problems and '
'resource state conflicts'
)
parser.add_argument(
'--retry-interval',
metavar='<retry-interval-seconds>',
default=http.DEFAULT_RETRY_INTERVAL,
type=int,
help='Interval in seconds between two retries'
)
return parser
def _configure_ironic_logging(self):
openstack.enable_logging(debug=self.options.debug)
# NOTE(dtantsur): I wish logging.basicConfig worked.. but it does not.
for name in ('ironicclient', 'ironic_inspector_client'):
logger = logging.getLogger(name)
logger.setLevel(
logging.DEBUG if self.options.debug else logging.WARNING)
# warnings are already configured by something else, only configure
# debug logging for ironic.
if not logger.handlers and self.options.debug:
handler = logging.StreamHandler()
handler.setFormatter(logging.Formatter(
# This is the openstacksdk default value
'%(asctime)s %(levelname)s: %(name)s %(message)s'))
logger.addHandler(handler)
def initialize_app(self, argv):
super(App, self).initialize_app(argv)
self._configure_ironic_logging()
self.cloud_region = self.config.get_one(argparse=self.options)
# Compatibility with OSC
self.client_manager = ClientManager(self.cloud_region, self.options)
def main(argv=sys.argv[1:]):
return App().run(argv)