Refactoring: consolidate standard plugins in one module
Introduces module ironic_discoverd.plugins.standard. Moves currently unused handling of ramdisk error to a plugin. Change-Id: I3dff43e27e5354b3f4155f005b7bc66897f81ec4
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@ -33,11 +33,6 @@ def process(node_info):
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for hook_ext in hooks:
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hook_ext.obj.pre_discover(node_info)
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if node_info.get('error'):
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LOG.error('Error happened during discovery: %s',
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node_info['error'])
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raise utils.DiscoveryFailed(node_info['error'])
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bmc_address = node_info.get('ipmi_address')
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cached_node = node_cache.pop_node(bmc_address=bmc_address,
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@ -1,48 +0,0 @@
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# 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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"""Nova scheduler required properties."""
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import logging
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from ironic_discoverd.plugins import base
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from ironic_discoverd import utils
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LOG = logging.getLogger('ironic_discoverd.plugins.scheduler')
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class SchedulerHook(base.ProcessingHook):
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KEYS = ('cpus', 'cpu_arch', 'memory_mb', 'local_gb')
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def pre_discover(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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LOG.error('The following required parameters are missing: %s',
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missing)
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raise utils.DiscoveryFailed(
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'The following required parameters are missing: %s' %
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missing)
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LOG.info('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 post_discover(self, node, ports, discovered_data):
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"""Update node with scheduler properties."""
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patch = [{'op': 'add', 'path': '/properties/%s' % key,
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'value': str(discovered_data[key])}
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for key in self.KEYS
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if not node.properties.get(key)]
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return patch, {}
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@ -11,7 +11,7 @@
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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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"""Hook to validate network interfaces."""
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"""Standard set of plugins."""
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import logging
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@ -20,10 +20,40 @@ from ironic_discoverd.plugins import base
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from ironic_discoverd import utils
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LOG = logging.getLogger('ironic_discoverd.plugins.validate_interfaces')
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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 pre_discover(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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LOG.error('The following required parameters are missing: %s',
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missing)
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raise utils.DiscoveryFailed(
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'The following required parameters are missing: %s' %
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missing)
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LOG.info('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 post_discover(self, node, ports, discovered_data):
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"""Update node with scheduler properties."""
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patch = [{'op': 'add', 'path': '/properties/%s' % key,
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'value': str(discovered_data[key])}
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for key in self.KEYS
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if 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 pre_discover(self, node_info):
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bmc_address = node_info.get('ipmi_address')
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@ -54,3 +84,14 @@ class ValidateInterfacesHook(base.ProcessingHook):
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node_info['interfaces'] = valid_interfaces
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node_info['macs'] = valid_macs
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class RamdiskErrorHook(base.ProcessingHook):
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"""Hook to process error send from the ramdisk."""
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def pre_discover(self, node_info):
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if not node_info.get('error'):
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return
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LOG.error('Error happened during discovery: %s', node_info['error'])
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raise utils.DiscoveryFailed(node_info['error'])
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@ -97,7 +97,7 @@ class TestProcess(BaseTest):
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post_mock):
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plugins_base._HOOKS_MGR = None
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conf.CONF.set('discoverd', 'processing_hooks',
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'scheduler,validate_interfaces,example')
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'ramdisk_error,scheduler,validate_interfaces,example')
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cli = client_mock.return_value
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5
setup.py
5
setup.py
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@ -22,8 +22,9 @@ setup(
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"ironic-discoverd = ironic_discoverd.main:main"
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],
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'ironic_discoverd.hooks': [
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"scheduler = ironic_discoverd.plugins.scheduler:SchedulerHook",
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"validate_interfaces = ironic_discoverd.plugins.validate_interfaces:ValidateInterfacesHook",
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"scheduler = ironic_discoverd.plugins.standard:SchedulerHook",
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"validate_interfaces = ironic_discoverd.plugins.standard:ValidateInterfacesHook",
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"ramdisk_error = ironic_discoverd.plugins.standard:RamdiskErrorHook",
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"example = ironic_discoverd.plugins.example:ExampleProcessingHook",
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],
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},
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