Implement the SeaMicro Power driver
* Implement ironic's PowerInterface for SeaMicro power driver * Use python-seamicroclient to access SeaMicro hardware * Adds unit tests for SeaMicro power driver * Adds python-seamicroclient to requirments.txt Change-Id: I4b7263a28d479faebe1969f3d622bbb1f9957897 Implements: blueprint seamicro-power-driver
This commit is contained in:
Rohan Kanade
parent
76e6305386
commit
ba207b4aa0
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@ -868,6 +868,20 @@
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#topics=notifications
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[seamicro]
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#
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# Options defined in ironic.drivers.modules.seamicro
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#
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# Maximum retries for SeaMicro operations (integer value)
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#max_retry=3
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# Seconds to wait for power action to be completed (integer
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# value)
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#action_timeout=10
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[ssh]
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#
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@ -22,6 +22,7 @@ from ironic.drivers.modules import fake
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from ironic.drivers.modules import ipminative
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from ironic.drivers.modules import ipmitool
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from ironic.drivers.modules import pxe
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from ironic.drivers.modules import seamicro
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from ironic.drivers.modules import ssh
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@ -72,3 +73,15 @@ class FakeIPMINativeDriver(base.BaseDriver):
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self.power = ipminative.NativeIPMIPower()
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self.deploy = fake.FakeDeploy()
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self.vendor = ipminative.VendorPassthru()
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class FakeSeaMicroDriver(base.BaseDriver):
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"""Fake SeaMicro driver."""
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def __init__(self):
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self.power = seamicro.Power()
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self.deploy = fake.FakeDeploy()
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self.rescue = self.deploy
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a = fake.FakeVendorA()
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b = fake.FakeVendorB()
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self.vendor = fake.MultipleVendorInterface(a, b)
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@ -0,0 +1,309 @@
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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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"""
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Ironic SeaMicro interfaces.
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Provides basic power control of servers in SeaMicro chassis via
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python-seamicroclient.
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"""
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from oslo.config import cfg
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from seamicroclient import client as seamicro_client
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from seamicroclient import exceptions as seamicro_client_exception
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from ironic.common import exception
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from ironic.common import states
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from ironic.conductor import task_manager
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from ironic.drivers import base
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from ironic.openstack.common import log as logging
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from ironic.openstack.common import loopingcall
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opts = [
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cfg.IntOpt('max_retry',
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default=3,
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help='Maximum retries for SeaMicro operations'),
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cfg.IntOpt('action_timeout',
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default=10,
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help='Seconds to wait for power action to be completed')
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]
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CONF = cfg.CONF
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opt_group = cfg.OptGroup(name='seamicro',
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title='Options for the seamicro power driver')
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CONF.register_group(opt_group)
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CONF.register_opts(opts, opt_group)
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LOG = logging.getLogger(__name__)
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def _get_client(*args, **kwargs):
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"""Creates the python-seamicro_client
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:param kwargs: A dict of keyword arguments to be passed to the method,
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which should contain: 'username', 'password',
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'auth_url', 'api_version' parameters.
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:returns: SeaMicro API client.
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"""
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cl_kwargs = {'username': kwargs['username'],
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'password': kwargs['password'],
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'auth_url': kwargs['api_endpoint']}
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return seamicro_client.Client(kwargs['api_version'], **cl_kwargs)
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def _parse_driver_info(node):
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"""Parses and creates seamicro driver info
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:param node: An Ironic node object.
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:returns: SeaMicro driver info.
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"""
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info = node.get('driver_info', {})
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api_endpoint = info.get('seamicro_api_endpoint', None)
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username = info.get('seamicro_username', None)
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password = info.get('seamicro_password', None)
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server_id = info.get('seamicro_server_id', None)
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api_version = info.get('seamicro_api_version', "2")
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if not api_endpoint:
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raise exception.InvalidParameterValue(_(
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"SeaMicro driver requires api_endpoint be set"))
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if not username or not password:
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raise exception.InvalidParameterValue(_(
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"SeaMicro driver requires both username and password be set"))
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if not server_id:
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raise exception.InvalidParameterValue(_(
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"SeaMicro driver requires server_id be set"))
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res = {'username': username,
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'password': password,
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'api_endpoint': api_endpoint,
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'server_id': server_id,
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'api_version': api_version,
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'uuid': node.get('uuid')}
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return res
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def _get_server(driver_info):
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"""Get server from server_id."""
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s_client = _get_client(**driver_info)
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return s_client.servers.get(driver_info['server_id'])
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def _get_power_status(node):
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"""Get current power state of this node
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:param node: Ironic node one of :class:`ironic.db.models.Node`
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:returns: Power state of the given node
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"""
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seamicro_info = _parse_driver_info(node)
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try:
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server = _get_server(seamicro_info)
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if not hasattr(server, 'active') or server.active is None:
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return states.ERROR
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if not server.active:
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return states.POWER_OFF
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elif server.active:
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return states.POWER_ON
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except seamicro_client_exception.NotFound:
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raise exception.NodeNotFound(node=seamicro_info['uuid'])
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except seamicro_client_exception.ClientException as ex:
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LOG.error(_("SeaMicro client exception %(msg)s for node %(uuid)s"),
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{'msg': ex.message, 'uuid': seamicro_info['uuid']})
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raise exception.ServiceUnavailable(message=ex.message)
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def _power_on(node, timeout=None):
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"""Power ON this node
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:param node: An Ironic node object.
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:param timeout: Time in seconds to wait till power on is complete.
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:returns: Power state of the given node.
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"""
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if timeout is None:
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timeout = CONF.seamicro.action_timeout
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state = [None]
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retries = [0]
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seamicro_info = _parse_driver_info(node)
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server = _get_server(seamicro_info)
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def _wait_for_power_on(state, retries):
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"""Called at an interval until the node is powered on."""
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state[0] = _get_power_status(node)
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if state[0] == states.POWER_ON:
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raise loopingcall.LoopingCallDone()
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if retries[0] > CONF.seamicro.max_retry:
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state[0] = states.ERROR
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raise loopingcall.LoopingCallDone()
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try:
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retries[0] += 1
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server.power_on()
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except seamicro_client_exception.ClientException:
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LOG.warning(_("Power-on failed for node %s."),
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seamicro_info['uuid'])
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timer = loopingcall.FixedIntervalLoopingCall(_wait_for_power_on,
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state, retries)
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timer.start(interval=timeout).wait()
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return state[0]
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def _power_off(node, timeout=None):
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"""Power OFF this node
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:param node: Ironic node one of :class:`ironic.db.models.Node`
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:param timeout: Time in seconds to wait till power off is compelete
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:returns: Power state of the given node
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"""
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if timeout is None:
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timeout = CONF.seamicro.action_timeout
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state = [None]
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retries = [0]
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seamicro_info = _parse_driver_info(node)
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server = _get_server(seamicro_info)
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def _wait_for_power_off(state, retries):
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"""Called at an interval until the node is powered off."""
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state[0] = _get_power_status(node)
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if state[0] == states.POWER_OFF:
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raise loopingcall.LoopingCallDone()
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if retries[0] > CONF.seamicro.max_retry:
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state[0] = states.ERROR
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raise loopingcall.LoopingCallDone()
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try:
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retries[0] += 1
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server.power_off()
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except seamicro_client_exception.ClientException:
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LOG.warning(_("Power-off failed for node %s."),
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seamicro_info['uuid'])
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timer = loopingcall.FixedIntervalLoopingCall(_wait_for_power_off,
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state, retries)
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timer.start(interval=timeout).wait()
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return state[0]
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def _reboot(node, timeout=None):
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"""Reboot this node
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:param node: Ironic node one of :class:`ironic.db.models.Node`
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:param timeout: Time in seconds to wait till reboot is compelete
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:returns: Power state of the given node
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"""
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if timeout is None:
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timeout = CONF.seamicro.action_timeout
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state = [None]
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retries = [0]
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seamicro_info = _parse_driver_info(node)
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server = _get_server(seamicro_info)
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def _wait_for_reboot(state, retries):
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"""Called at an interval until the node is rebooted successfully."""
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state[0] = _get_power_status(node)
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if state[0] == states.POWER_ON:
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raise loopingcall.LoopingCallDone()
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if retries[0] > CONF.seamicro.max_retry:
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state[0] = states.ERROR
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raise loopingcall.LoopingCallDone()
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try:
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retries[0] += 1
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server.reset()
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except seamicro_client_exception.ClientException:
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LOG.warning(_("Reboot failed for node %s."),
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seamicro_info['uuid'])
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timer = loopingcall.FixedIntervalLoopingCall(_wait_for_reboot,
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state, retries)
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server.reset()
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timer.start(interval=timeout).wait()
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return state[0]
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class Power(base.PowerInterface):
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"""SeaMicro Power Interface.
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This PowerInterface class provides a mechanism for controlling the power
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state of servers in a seamicro chassis.
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"""
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def validate(self, node):
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"""Check that node 'driver_info' is valid.
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Check that node 'driver_info' contains the required fields.
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:param node: Single node object.
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:raises: InvalidParameterValue
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"""
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_parse_driver_info(node)
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def get_power_state(self, task, node):
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"""Get the current power state.
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Poll the host for the current power state of the node.
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:param task: A instance of `ironic.manager.task_manager.TaskManager`.
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:param node: A single node.
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:returns: power state. One of :class:`ironic.common.states`.
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"""
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return _get_power_status(node)
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@task_manager.require_exclusive_lock
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def set_power_state(self, task, node, pstate):
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"""Turn the power on or off.
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Set the power state of a node.
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:param task: A instance of `ironic.manager.task_manager.TaskManager`.
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:param node: A single node.
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:param pstate: Either POWER_ON or POWER_OFF from :class:
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`ironic.common.states`.
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"""
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if pstate == states.POWER_ON:
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state = _power_on(node)
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elif pstate == states.POWER_OFF:
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state = _power_off(node)
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else:
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raise exception.IronicException(_(
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"set_power_state called with invalid power state."))
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if state != pstate:
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raise exception.PowerStateFailure(pstate=pstate)
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@task_manager.require_exclusive_lock
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def reboot(self, task, node):
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"""Cycles the power to a node.
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:param task: a TaskManager instance.
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:param node: An Ironic node object.
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"""
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state = _reboot(node)
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if state != states.POWER_ON:
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raise exception.PowerStateFailure(pstate=states.POWER_ON)
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@ -21,6 +21,7 @@ from ironic.drivers import base
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from ironic.drivers.modules import ipminative
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from ironic.drivers.modules import ipmitool
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from ironic.drivers.modules import pxe
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from ironic.drivers.modules import seamicro
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from ironic.drivers.modules import ssh
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@ -75,3 +76,21 @@ class PXEAndIPMINativeDriver(base.BaseDriver):
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self.deploy = pxe.PXEDeploy()
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self.rescue = self.deploy
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self.vendor = pxe.VendorPassthru()
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class PXEAndSeaMicroDriver(base.BaseDriver):
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"""PXE + SeaMicro driver.
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This driver implements the `core` functionality, combining
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:class:ironic.drivers.modules.seamicro.Power for power
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on/off and reboot with
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:class:ironic.driver.modules.pxe.PXE for image deployment.
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Implementations are in those respective classes;
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this class is merely the glue between them.
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"""
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def __init__(self):
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self.power = seamicro.Power()
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self.deploy = pxe.PXEDeploy()
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self.rescue = self.deploy
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self.vendor = pxe.VendorPassthru()
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@ -45,6 +45,15 @@ def get_test_pxe_info():
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}
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def get_test_seamicro_info():
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return {
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"seamicro_api_endpoint": "http://1.2.3.4",
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"seamicro_username": "admin",
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"seamicro_password": "fake",
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"seamicro_server_id": "0/0",
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}
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def get_test_node(**kw):
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properties = {
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"cpu_arch": "x86_64",
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@ -0,0 +1,269 @@
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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
|
||||
# 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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"""Test class for Ironic SeaMicro driver."""
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import mock
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from ironic.common import driver_factory
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from ironic.common import exception
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from ironic.common import states
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from ironic.conductor import task_manager
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from ironic.db import api as dbapi
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from ironic.drivers.modules import seamicro
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from ironic.tests import base
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from ironic.tests.conductor import utils as mgr_utils
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from ironic.tests.db import base as db_base
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from ironic.tests.db import utils as db_utils
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INFO_DICT = db_utils.get_test_seamicro_info()
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class Fake_Server():
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def __init__(self, active=False, *args, **kwargs):
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self.active = active
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def power_on(self):
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self.active = True
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def power_off(self, force=False):
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self.active = False
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def reset(self):
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self.active = True
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class SeaMicroValidateParametersTestCase(base.TestCase):
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def test__parse_driver_info_good(self):
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# make sure we get back the expected things
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node = db_utils.get_test_node(driver='fake_seamicro',
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driver_info=INFO_DICT)
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info = seamicro._parse_driver_info(node)
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self.assertIsNotNone(info.get('api_endpoint'))
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self.assertIsNotNone(info.get('username'))
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self.assertIsNotNone(info.get('password'))
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self.assertIsNotNone(info.get('server_id'))
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self.assertIsNotNone(info.get('uuid'))
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def test__parse_driver_info_missing_api_endpoint(self):
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# make sure error is raised when info is missing
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info = dict(INFO_DICT)
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del info['seamicro_api_endpoint']
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node = db_utils.get_test_node(driver_info=info)
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self.assertRaises(exception.InvalidParameterValue,
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seamicro._parse_driver_info,
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node)
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def test__parse_driver_info_missing_username(self):
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# make sure error is raised when info is missing
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info = dict(INFO_DICT)
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del info['seamicro_username']
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node = db_utils.get_test_node(driver_info=info)
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self.assertRaises(exception.InvalidParameterValue,
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seamicro._parse_driver_info,
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node)
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def test__parse_driver_info_missing_password(self):
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# make sure error is raised when info is missing
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info = dict(INFO_DICT)
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del info['seamicro_password']
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node = db_utils.get_test_node(driver_info=info)
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self.assertRaises(exception.InvalidParameterValue,
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seamicro._parse_driver_info,
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node)
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|
||||
def test__parse_driver_info_missing_server_id(self):
|
||||
# make sure error is raised when info is missing
|
||||
info = dict(INFO_DICT)
|
||||
del info['seamicro_server_id']
|
||||
node = db_utils.get_test_node(driver_info=info)
|
||||
self.assertRaises(exception.InvalidParameterValue,
|
||||
seamicro._parse_driver_info,
|
||||
node)
|
||||
|
||||
|
||||
class SeaMicroPrivateMethodsTestCase(base.TestCase):
|
||||
|
||||
def setUp(self):
|
||||
super(SeaMicroPrivateMethodsTestCase, self).setUp()
|
||||
self.node = db_utils.get_test_node(driver='fake_seamicro',
|
||||
driver_info=INFO_DICT)
|
||||
|
||||
self.Server = Fake_Server
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__get_power_status_on(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=True)
|
||||
pstate = seamicro._get_power_status(self.node)
|
||||
self.assertEqual(states.POWER_ON, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__get_power_status_off(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=False)
|
||||
pstate = seamicro._get_power_status(self.node)
|
||||
self.assertEqual(states.POWER_OFF, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__get_power_status_error(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=None)
|
||||
pstate = seamicro._get_power_status(self.node)
|
||||
self.assertEqual(states.ERROR, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__power_on_good(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=False)
|
||||
pstate = seamicro._power_on(self.node, timeout=2)
|
||||
self.assertEqual(states.POWER_ON, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__power_on_fail(self, mock_get_server):
|
||||
def fake_power_on():
|
||||
return
|
||||
|
||||
server = self.Server(active=False)
|
||||
server.power_on = fake_power_on
|
||||
mock_get_server.return_value = server
|
||||
pstate = seamicro._power_on(self.node, timeout=2)
|
||||
self.assertEqual(states.ERROR, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__power_off_good(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=True)
|
||||
pstate = seamicro._power_off(self.node, timeout=2)
|
||||
self.assertEqual(states.POWER_OFF, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__power_off_fail(self, mock_get_server):
|
||||
def fake_power_off():
|
||||
return
|
||||
server = self.Server(active=True)
|
||||
server.power_off = fake_power_off
|
||||
mock_get_server.return_value = server
|
||||
pstate = seamicro._power_off(self.node, timeout=2)
|
||||
self.assertEqual(states.ERROR, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__reboot_good(self, mock_get_server):
|
||||
mock_get_server.return_value = self.Server(active=True)
|
||||
pstate = seamicro._reboot(self.node, timeout=2)
|
||||
self.assertEqual(states.POWER_ON, pstate)
|
||||
|
||||
@mock.patch.object(seamicro, "_get_server")
|
||||
def test__reboot_fail(self, mock_get_server):
|
||||
def fake_reboot():
|
||||
return
|
||||
server = self.Server(active=False)
|
||||
server.reset = fake_reboot
|
||||
mock_get_server.return_value = server
|
||||
pstate = seamicro._reboot(self.node, timeout=2)
|
||||
self.assertEqual(states.ERROR, pstate)
|
||||
|
||||
|
||||
class SeaMicroPowerDriverTestCase(db_base.DbTestCase):
|
||||
|
||||
def setUp(self):
|
||||
super(SeaMicroPowerDriverTestCase, self).setUp()
|
||||
mgr_utils.mock_the_extension_manager(driver='fake_seamicro')
|
||||
self.driver = driver_factory.get_driver('fake_seamicro')
|
||||
self.node = db_utils.get_test_node(driver='fake_seamicro',
|
||||
driver_info=INFO_DICT)
|
||||
self.dbapi = dbapi.get_instance()
|
||||
self.dbapi.create_node(self.node)
|
||||
self.parse_drv_info_patcher = mock.patch.object(seamicro,
|
||||
'_parse_driver_info')
|
||||
self.parse_drv_info_mock = None
|
||||
self.get_server_patcher = mock.patch.object(seamicro, '_get_server')
|
||||
|
||||
self.get_server_mock = None
|
||||
self.Server = Fake_Server
|
||||
|
||||
@mock.patch.object(seamicro, '_reboot')
|
||||
def test_reboot(self, mock_reboot):
|
||||
info = seamicro._parse_driver_info(self.node)
|
||||
|
||||
mock_reboot.return_value = states.POWER_ON
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
task.resources[0].driver.power.reboot(task, self.node)
|
||||
|
||||
mock_reboot.assert_called_once_with(self.node)
|
||||
|
||||
def test_set_power_state_bad_state(self):
|
||||
info = seamicro ._parse_driver_info(self.node)
|
||||
self.get_server_mock = self.get_server_patcher.start()
|
||||
self.get_server_mock.return_value = self.Server()
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
self.assertRaises(exception.IronicException,
|
||||
task.resources[0].driver.power.set_power_state,
|
||||
task, self.node, "BAD_PSTATE")
|
||||
self.get_server_patcher.stop()
|
||||
|
||||
@mock.patch.object(seamicro, '_power_on')
|
||||
def test_set_power_state_on_good(self, mock_power_on):
|
||||
info = seamicro._parse_driver_info(self.node)
|
||||
|
||||
mock_power_on.return_value = states.POWER_ON
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
task.resources[0].driver.power.set_power_state(task,
|
||||
self.node,
|
||||
states.POWER_ON)
|
||||
|
||||
mock_power_on.assert_called_once_with(self.node)
|
||||
|
||||
@mock.patch.object(seamicro, '_power_on')
|
||||
def test_set_power_state_on_fail(self, mock_power_on):
|
||||
info = seamicro._parse_driver_info(self.node)
|
||||
|
||||
mock_power_on.return_value = states.POWER_OFF
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
self.assertRaises(exception.PowerStateFailure,
|
||||
task.resources[0]
|
||||
.driver.power.set_power_state,
|
||||
task, self.node, states.POWER_ON)
|
||||
|
||||
mock_power_on.assert_called_once_with(self.node)
|
||||
|
||||
@mock.patch.object(seamicro, '_power_off')
|
||||
def test_set_power_state_off_good(self, mock_power_off):
|
||||
info = seamicro._parse_driver_info(self.node)
|
||||
|
||||
mock_power_off.return_value = states.POWER_OFF
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
task.resources[0].driver.power.\
|
||||
set_power_state(task, self.node, states.POWER_OFF)
|
||||
|
||||
mock_power_off.assert_called_once_with(self.node)
|
||||
|
||||
@mock.patch.object(seamicro, '_power_off')
|
||||
def test_set_power_state_off_fail(self, mock_power_off):
|
||||
info = seamicro._parse_driver_info(self.node)
|
||||
|
||||
mock_power_off.return_value = states.POWER_ON
|
||||
|
||||
with task_manager.acquire(self.context, [info['uuid']],
|
||||
shared=False) as task:
|
||||
self.assertRaises(exception.PowerStateFailure,
|
||||
task.resources[0]
|
||||
.driver.power.set_power_state,
|
||||
task, self.node, states.POWER_OFF)
|
||||
|
||||
mock_power_off.assert_called_once_with(self.node)
|
||||
|
|
@ -28,3 +28,4 @@ jsonpatch>=1.1
|
|||
WSME>=0.6
|
||||
Jinja2
|
||||
pyghmi>=0.5.8
|
||||
python-seamicroclient>=0.1.0,<2.0
|
||||
|
|
|
|||
|
|
@ -35,9 +35,11 @@ ironic.drivers =
|
|||
fake_ipminative = ironic.drivers.fake:FakeIPMINativeDriver
|
||||
fake_ssh = ironic.drivers.fake:FakeSSHDriver
|
||||
fake_pxe = ironic.drivers.fake:FakePXEDriver
|
||||
fake_seamicro = ironic.drivers.fake:FakeSeaMicroDriver
|
||||
pxe_ipmitool = ironic.drivers.pxe:PXEAndIPMIToolDriver
|
||||
pxe_ipminative = ironic.drivers.pxe:PXEAndIPMINativeDriver
|
||||
pxe_ssh = ironic.drivers.pxe:PXEAndSSHDriver
|
||||
pxe_seamicro = ironic.drivers.pxe:PXEAndSeaMicroDriver
|
||||
|
||||
[pbr]
|
||||
autodoc_index_modules = True
|
||||
|
|
|
|||
Loading…
Reference in New Issue