60d3405dc6
Added new actions to dos.py: create Create new environment slave-add Add node to env slave-change Change node vcpu and memory slave-remove Remove node from environment admin-setup Setup admin node node-start Start a node node-destroy Destroy a node node-reset Restart a node Change-Id: I6a5ff908f316c3fabca53200ccf29476565d892a Blueprint: fuel-devops-manual-env-manipulation
103 lines
3.0 KiB
Python
103 lines
3.0 KiB
Python
# Copyright 2013 - 2015 Mirantis, Inc.
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#
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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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from django.db import models
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from devops.models.base import DriverModel
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class Volume(DriverModel):
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class Meta:
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unique_together = ('name', 'environment')
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db_table = 'devops_volume'
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environment = models.ForeignKey('Environment', null=True)
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backing_store = models.ForeignKey('self', null=True)
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name = models.CharField(max_length=255, unique=False, null=False)
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uuid = models.CharField(max_length=255)
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capacity = models.BigIntegerField(null=False)
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format = models.CharField(max_length=255, null=False)
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def define(self):
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self.driver.volume_define(self)
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self.save()
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def erase(self):
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self.remove(verbose=False)
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def remove(self, verbose=False):
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if verbose or self.uuid:
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if verbose or self.driver.volume_exists(self):
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self.driver.volume_delete(self)
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self.delete()
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def get_capacity(self):
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return self.driver.volume_capacity(self)
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def get_format(self):
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return self.driver.volume_format(self)
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def get_path(self):
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return self.driver.volume_path(self)
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def fill_from_exist(self):
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self.capacity = self.get_capacity()
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self.format = self.get_format()
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def upload(self, path):
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self.driver.volume_upload(self, path)
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def get_allocation(self):
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"""Get allocated volume size
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:rtype : int
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"""
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return self.driver.volume_allocation(self)
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@classmethod
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def volume_get_predefined(cls, uuid):
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"""Get predefined volume
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:rtype : Volume
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"""
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try:
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volume = cls.objects.get(uuid=uuid)
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except cls.DoesNotExist:
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volume = cls(uuid=uuid)
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volume.fill_from_exist()
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volume.save()
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return volume
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@classmethod
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def volume_create_child(cls, name, backing_store, format=None,
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environment=None):
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"""Create new volume based on backing_store
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:rtype : Volume
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"""
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return cls.objects.create(
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name=name, environment=environment,
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capacity=backing_store.capacity,
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format=format or backing_store.format, backing_store=backing_store)
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@classmethod
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def volume_create(cls, name, capacity, format='qcow2', environment=None):
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"""Create volume
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:rtype : Volume
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"""
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return cls.objects.create(
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name=name, environment=environment,
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capacity=capacity, format=format)
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