123 lines
4.5 KiB
Python
123 lines
4.5 KiB
Python
# 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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from oslo_versionedobjects import fields
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from magnum.common import exception
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from magnum.common.pythonk8sclient.swagger_client import rest
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from magnum.db import api as dbapi
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from magnum.objects import base
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import ast
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@base.MagnumObjectRegistry.register
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class Pod(base.MagnumPersistentObject, base.MagnumObject,
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base.MagnumObjectDictCompat):
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# Version 1.0: Initial version
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# Version 1.1: Remove unused Pod object API 'list_by_bay_uuid'
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VERSION = '1.1'
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dbapi = dbapi.get_instance()
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fields = {
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'id': fields.IntegerField(),
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'uuid': fields.StringField(nullable=True),
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'name': fields.StringField(nullable=True),
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'desc': fields.StringField(nullable=True),
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'project_id': fields.StringField(nullable=True),
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'user_id': fields.StringField(nullable=True),
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'bay_uuid': fields.StringField(nullable=True),
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'images': fields.ListOfStringsField(nullable=True),
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'labels': fields.DictOfStringsField(nullable=True),
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'status': fields.StringField(nullable=True),
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'manifest_url': fields.StringField(nullable=True),
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'manifest': fields.StringField(nullable=True),
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'host': fields.StringField(nullable=True),
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}
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@base.remotable_classmethod
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def get_by_uuid(cls, context, uuid, bay_uuid, k8s_api):
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"""Find a pod based on pod uuid and the uuid for a bay.
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:param context: Security context
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:param uuid: the uuid of a pod.
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:param bay_uuid: the UUID of the Bay
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:param k8s_api: k8s API object
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:returns: a :class:`Pod` object.
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"""
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try:
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resp = k8s_api.list_namespaced_pod(namespace='default')
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except rest.ApiException as err:
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raise exception.KubernetesAPIFailed(err=err)
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if resp is None:
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raise exception.PodListNotFound(bay_uuid=bay_uuid)
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pod = {}
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for pod_entry in resp.items:
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if pod_entry.metadata.uid == uuid:
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pod['uuid'] = pod_entry.metadata.uid
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pod['name'] = pod_entry.metadata.name
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pod['project_id'] = context.project_id
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pod['user_id'] = context.user_id
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pod['bay_uuid'] = bay_uuid
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pod['images'] = [c.image for c in pod_entry.spec.containers]
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if not pod_entry.metadata.labels:
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pod['labels'] = {}
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else:
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pod['labels'] = ast.literal_eval(pod_entry.metadata.labels)
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pod['status'] = pod_entry.status.phase
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pod['host'] = pod_entry.spec.node_name
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pod_obj = Pod(context, **pod)
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return pod_obj
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raise exception.PodNotFound(pod=uuid)
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@base.remotable_classmethod
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def get_by_name(cls, context, name, bay_uuid, k8s_api):
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"""Find a pod based on pod name and the uuid for a bay.
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:param context: Security context
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:param name: the name of a pod.
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:param bay_uuid: the UUID of the Bay
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:param k8s_api: k8s API object
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:returns: a :class:`Pod` object.
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"""
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try:
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resp = k8s_api.read_namespaced_pod(name=name,
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namespace='default')
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except rest.ApiException as err:
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raise exception.KubernetesAPIFailed(err=err)
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if resp is None:
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raise exception.PodNotFound(pod=name)
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pod = {}
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pod['uuid'] = resp.metadata.uid
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pod['name'] = resp.metadata.name
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pod['project_id'] = context.project_id
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pod['user_id'] = context.user_id
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pod['bay_uuid'] = bay_uuid
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pod['images'] = [c.image for c in resp.spec.containers]
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if not resp.metadata.labels:
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pod['labels'] = {}
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else:
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pod['labels'] = ast.literal_eval(resp.metadata.labels)
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pod['status'] = resp.status.phase
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pod['host'] = resp.spec.node_name
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pod_obj = Pod(context, **pod)
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return pod_obj
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