194 lines
7.5 KiB
Python
194 lines
7.5 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Standard set of plugins."""
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import base64
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import datetime
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import logging
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import os
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import sys
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from oslo_config import cfg
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from ironic_discoverd.common.i18n import _, _LC, _LI, _LW
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from ironic_discoverd import conf
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from ironic_discoverd.plugins import base
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from ironic_discoverd import utils
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CONF = cfg.CONF
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LOG = logging.getLogger('ironic_discoverd.plugins.standard')
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class SchedulerHook(base.ProcessingHook):
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"""Nova scheduler required properties."""
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KEYS = ('cpus', 'cpu_arch', 'memory_mb', 'local_gb')
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def before_processing(self, node_info):
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"""Validate that required properties are provided by the ramdisk."""
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missing = [key for key in self.KEYS if not node_info.get(key)]
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if missing:
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raise utils.Error(
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_('The following required parameters are missing: %s') %
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missing)
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LOG.info(_LI('Discovered data: CPUs: %(cpus)s %(cpu_arch)s, '
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'memory %(memory_mb)s MiB, disk %(local_gb)s GiB'),
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{key: node_info.get(key) for key in self.KEYS})
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def before_update(self, node, ports, node_info):
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"""Update node with scheduler properties."""
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overwrite = CONF.discoverd.overwrite_existing
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patch = [{'op': 'add', 'path': '/properties/%s' % key,
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'value': str(node_info[key])}
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for key in self.KEYS
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if overwrite or not node.properties.get(key)]
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return patch, {}
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class ValidateInterfacesHook(base.ProcessingHook):
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"""Hook to validate network interfaces."""
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def __init__(self):
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if CONF.discoverd.add_ports not in conf.VALID_ADD_PORTS_VALUES:
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LOG.critical(_LC('Accepted values for [discoverd]add_ports are '
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'%(valid)s, got %(actual)s'),
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{'valid': conf.VALID_ADD_PORTS_VALUES,
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'actual': CONF.discoverd.add_ports})
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sys.exit(1)
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if CONF.discoverd.keep_ports not in conf.VALID_KEEP_PORTS_VALUES:
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LOG.critical(_LC('Accepted values for [discoverd]keep_ports are '
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'%(valid)s, got %(actual)s'),
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{'valid': conf.VALID_KEEP_PORTS_VALUES,
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'actual': CONF.discoverd.keep_ports})
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sys.exit(1)
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def _ports_to_add(self):
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if CONF.discoverd.ports_for_inactive_interfaces:
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LOG.warning(_LW('Using deprecated option '
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'[discoverd]ports_for_inactive_interfaces'))
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return 'all'
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else:
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return CONF.discoverd.add_ports
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def before_processing(self, node_info):
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"""Validate information about network interfaces."""
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bmc_address = node_info.get('ipmi_address')
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if not node_info.get('interfaces'):
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raise utils.Error(_('No interfaces supplied by the ramdisk'))
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valid_interfaces = {
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n: iface for n, iface in node_info['interfaces'].items()
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if utils.is_valid_mac(iface.get('mac'))
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}
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ports_to_add = self._ports_to_add()
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pxe_mac = node_info.get('boot_interface')
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if ports_to_add == 'pxe' and pxe_mac:
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LOG.info(_LI('PXE boot interface was %s'), pxe_mac)
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if '-' in pxe_mac:
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# pxelinux format: 01-aa-bb-cc-dd-ee-ff
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pxe_mac = pxe_mac.split('-', 1)[1]
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pxe_mac = pxe_mac.replace('-', ':').lower()
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valid_interfaces = {
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n: iface for n, iface in valid_interfaces.items()
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if iface['mac'].lower() == pxe_mac
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}
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elif ports_to_add != 'all':
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valid_interfaces = {
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n: iface for n, iface in valid_interfaces.items()
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if iface.get('ip')
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}
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if not valid_interfaces:
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raise utils.Error(_('No valid interfaces found for node with '
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'BMC %(ipmi_address)s, got %(interfaces)s') %
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{'ipmi_address': bmc_address,
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'interfaces': node_info['interfaces']})
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elif valid_interfaces != node_info['interfaces']:
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LOG.warning(_LW(
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'The following interfaces were invalid or not eligible in '
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'introspection data for node with BMC %(ipmi_address)s and '
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'were excluded: %(invalid)s'),
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{'invalid': {n: iface
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for n, iface in node_info['interfaces'].items()
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if n not in valid_interfaces},
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'ipmi_address': bmc_address})
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LOG.info(_LI('Eligible interfaces are %s'), valid_interfaces)
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node_info['all_interfaces'] = node_info['interfaces']
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node_info['interfaces'] = valid_interfaces
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valid_macs = [iface['mac'] for iface in valid_interfaces.values()]
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node_info['macs'] = valid_macs
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def before_update(self, node, ports, node_info):
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"""Drop ports that are not present in the data."""
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if CONF.discoverd.keep_ports == 'present':
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expected_macs = {iface['mac']
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for iface in node_info['all_interfaces'].values()}
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elif CONF.discoverd.keep_ports == 'added':
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expected_macs = set(node_info['macs'])
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else:
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return
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ironic = utils.get_client()
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for port in ironic.node.list_ports(node.uuid, limit=0):
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if port.address not in expected_macs:
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LOG.info(_LI("Deleting port %(port)s as its MAC %(mac)s is "
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"not in expected MAC list %(expected)s for node "
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"%(node)s"),
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{'port': port.uuid,
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'mac': port.address,
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'expected': list(sorted(expected_macs)),
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'node': node.uuid})
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ironic.port.delete(port.uuid)
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class RamdiskErrorHook(base.ProcessingHook):
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"""Hook to process error send from the ramdisk."""
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DATETIME_FORMAT = '%Y.%m.%d_%H.%M.%S_%f'
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def before_processing(self, node_info):
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if not node_info.get('error'):
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return
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logs = node_info.get('logs')
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if logs:
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self._store_logs(logs, node_info)
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raise utils.Error(_('Ramdisk reported error: %s') % node_info['error'])
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def _store_logs(self, logs, node_info):
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if not CONF.discoverd.ramdisk_logs_dir:
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LOG.warn(_LW('Failed to store logs received from the discovery '
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'ramdisk because ramdisk_logs_dir configuration '
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'option is not set'))
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return
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if not os.path.exists(CONF.discoverd.ramdisk_logs_dir):
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os.makedirs(CONF.discoverd.ramdisk_logs_dir)
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time_fmt = datetime.datetime.utcnow().strftime(self.DATETIME_FORMAT)
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bmc_address = node_info.get('ipmi_address', 'unknown')
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file_name = 'bmc_%s_%s' % (bmc_address, time_fmt)
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with open(os.path.join(CONF.discoverd.ramdisk_logs_dir, file_name),
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'wb') as fp:
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fp.write(base64.b64decode(logs))
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