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# Copyright (c) 2017-2018 Wind River Systems, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import json
import uuid
import traceback
from django.conf import settings
from keystoneauth1.exceptions import HttpError
from common.exceptions import VimDriverNewtonException
from common.msapi import extsys
from newton_base.registration import registration as newton_registration
from newton_base.openoapi.flavor import Flavors
logger = logging.getLogger(__name__)
# DEBUG=True
class Registry(newton_registration.Registry):
def __init__(self):
self.proxy_prefix = settings.MULTICLOUD_PREFIX
self.aai_base_url = settings.AAI_BASE_URL
self._logger = logger
def _discover_flavors(self, vimid="", session=None, viminfo=None):
try:
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
cloud_extra_info_str = viminfo.get('cloud_extra_info')
if cloud_extra_info_str:
cloud_extra_info = json.loads(cloud_extra_info_str)
else:
cloud_extra_info = None
for flavor in self._get_list_resources(
"/flavors/detail", "compute", session, viminfo, vimid,
"flavors"):
flavor_info = {
'flavor-id': flavor['id'],
'flavor-name': flavor['name'],
'flavor-vcpus': flavor['vcpus'],
'flavor-ram': flavor['ram'],
'flavor-disk': flavor['disk'],
'flavor-ephemeral': flavor['OS-FLV-EXT-DATA:ephemeral'],
'flavor-swap': flavor['swap'],
'flavor-is-public': flavor['os-flavor-access:is_public'],
'flavor-disabled': flavor['OS-FLV-DISABLED:disabled'],
}
if flavor.get('link') and len(flavor['link']) > 0:
flavor_info['flavor-selflink'] = flavor['link'][0]['href'] or 'http://0.0.0.0',
else:
flavor_info['flavor-selflink'] = 'http://0.0.0.0',
if settings.AAI_SCHEMA_VERSION == "v13":
extraResp = Flavors._get_flavor_extra_specs(session, flavor['id'])
extraContent = extraResp.json()
hpa_capabilities = self._get_hpa_capabilities(vimid, flavor,
extraContent["extra_specs"],
cloud_extra_info)
flavor_info['hpa_capabilities'] = hpa_capabilities
self._update_resoure(
cloud_owner, cloud_region_id, flavor['id'],
flavor_info, "flavor")
except VimDriverNewtonException as e:
self._logger.error("VimDriverNewtonException: status:%s, response:%s" % (e.http_status, e.content))
return
except HttpError as e:
self._logger.error("HttpError: status:%s, response:%s" % (e.http_status, e.response.json()))
return
except Exception as e:
self._logger.error(traceback.format_exc())
return
def _get_hpa_capabilities(self, vimid, flavor, extra_specs, cloud_extra_info):
"""Convert flavor information to HPA capabilities for AAI"""
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
json_data = open('hpa.json').read()
hpa_dict = json.loads(json_data)
capabilities = []
# Basic Capabilities
if set(hpa_dict['basicCapabilities']['hpa-attributes']).intersection(flavor):
capability = hpa_dict['basicCapabilities']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['hpa-feature-attributes'] = self._get_capability_attributes(
flavor,
hpa_dict['basicCapabilities']['hpa-attributes'])
capabilities.append(capability)
# Local Storage
if set(hpa_dict['localStorage']['hpa-attributes']).intersection(flavor):
capability = hpa_dict['localStorage']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['hpa-feature-attributes'] = self._get_capability_attributes(
flavor,
hpa_dict['localStorage']['hpa-attributes'])
capabilities.append(capability)
# CPU Topology
if set(hpa_dict['cpuTopology']['hpa-attributes']).intersection(extra_specs):
capability = hpa_dict['cpuTopology']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['hpa-features-attributes'] = self._get_capability_attributes(
extra_specs,
hpa_dict['cpuTopology']['hpa-attributes'])
capabilities.append(capability)
# CPU Pinning
if set(hpa_dict['cpuPinning']['hpa-attributes']).intersection(extra_specs):
capability = hpa_dict['cpuPinning']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['hpa-features-attributes'] = self._get_capability_attributes(
extra_specs,
hpa_dict['cpuPinning']['hpa-attributes'])
capabilities.append(capability)
# Huge Pages
if set(hpa_dict['hugePages']['hpa-attributes']).intersection(extra_specs):
capability = hpa_dict['hugePages']['info']
if extra_specs['hw:mem_page_size'] not in ['small', 'large', 'any']:
unit = ''.join(i for i in extra_specs['hw:mem_page_size'] if not i.isdigit())
if unit == '':
unit = 'KB'
hpa_dict['hugePages']['hpa-attributes']['hw:mem_page_size']['unit'] = unit
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['hpa-features-attributes'] = self._get_capability_attributes(
extra_specs,
hpa_dict['hugePages']['hpa-attributes'])
capabilities.append(capability)
# NUMA
if "hw:numa_nodes" in extra_specs:
capability = hpa_dict['numa']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
# NUMA nodes are a special case and can't use the generic get attrs function
attributes = []
attributes.append({
'hpa-attribute-key': hpa_dict['numa']['hpa-attributes']['hw:numa_nodes']['key'],
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(extra_specs['hw:numa_nodes'])
})
for spec in extra_specs:
if spec.startswith('hw:numa_cpus'):
cpu_num = spec.split(":")[-1]
attributes.append({
'hpa-attribute-key': 'numaCpu-' + cpu_num,
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(extra_specs[spec])
})
elif spec.startswith('hw:numa_mem'):
mem_num = spec.split(":")[-1]
attributes.append({
'hpa-attribute-key': 'numaMem-' + mem_num,
'hpa-attribute-value': '{{\"value\":\"{0}\",\"unit\":\"{1}\"}}'.format(extra_specs[spec],
"GB")
})
capability['hpa-features-attributes'] = attributes
capabilities.append(capability)
# PCIe Passthrough
pci_devices = [spec for spec in extra_specs if spec.startswith("pci_passthrough:alias")]
for device in pci_devices:
capability = hpa_dict['pciePassthrough']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
# device will be in the form pci_passthrough:alias=ALIAS:COUNT,
# ALIAS is expected to be in the form <NAME>-<VENDOR_ID>-<DEVICE_ID>
device_info = extra_specs[device].split(":")
count = device_info[-1]
vendor_id = device_info[0].split("-")[1]
device_id = device_info[0].split("-")[2]
attributes = [
{
'hpa-attribute-key': 'pciCount',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(count)
},
{
'hpa-attribute-key': 'pciVendorId',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(vendor_id)
},
{
'hpa-attribute-key': 'pciDeviceId',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(device_id)
},
{
'hpa-attribute-key': 'functionType',
'hpa-attribute-value': 'PCI-PASSTHROUGH'
}
]
capability['hpa-features-attributes'] = attributes
capabilities.append(capability)
# SRIOV Devices
sriov_devices = [spec for spec in extra_specs if spec.startswith("aggregate_instance_extra_spec:sriov")]
for device in sriov_devices:
capability = hpa_dict['pciePassthrough']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
# device will be in the form aggregate_instance_extra_specs:sriov-device-<NAME>=<true/false>,
# NAME is expected to be in the form <NAME>-<VENDOR_ID>-<DEVICE_ID>
enabled = extra_specs[device]
count = 1 if enabled == "true" else 0
vendor_id = device.split(":")[1].split("-")[3]
device_id = device.split(":")[1].split("-")[4]
attributes = [
{
'hpa-attribute-key': 'pciCount',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(count)
},
{
'hpa-attribute-key': 'pciVendorId',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(vendor_id)
},
{
'hpa-attribute-key': 'pciDeviceId',
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(device_id)
},
{
'hpa-attribute-key': 'functionType',
'hpa-attribute-value': 'SRIOV'
}
]
capability['hpa-features-attributes'] = attributes
capabilities.append(capability)
# OVS DPDK
if cloud_extra_info:
cloud_dpdk_info = cloud_extra_info.get('ovsDpdk')
capability = hpa_dict['ovsDpdk']['info']
capability['hpa-capability-id'] = str(uuid.uuid4())
capability['architecture'] = cloud_dpdk_info.get('arch')
attributes = [
{
'hpa-attribute-key': cloud_dpdk_info.get('libname'),
'hpa-attribute-value': '{{\"value\":\"{0}\"}}'.format(cloud_dpdk_info.get('libvalue'))
}
]
capability['hpa-features-attributes'] = attributes
capabilities.append(capability)
# Instruction Set Extensions
if "hw:capabilities:cpu_info:features" in extra_specs:
capability = hpa_dict['instructionSetExtensions']
capability['hpa-capability-id'] = str(uuid.uuid4())
attributes = [
{
'hpa-attribute-key': hpa_dict['instructionSetExtensions']['hpa-attributes']['hw:capabilities:cpu_info:features'],
'hpa-attribute-value': '{{\"value\":[\"{0}\"]}}'.format(extra_specs['hw:capabilities:cpu_info:features'])
}
]
capability['hpa-features-attributes'] = attributes
capabilities.append(capability)
return capabilities
def _get_capability_attributes(self, cloud_info, attributes):
result = []
for attr in attributes:
if attr in cloud_info:
attribute = {'hpa-attribute-key': attributes[attr]['key']}
if attributes[attr]['unit']:
attribute['hpa-attribute-value'] = (
'{{\"value\":\"{0}\",\"unit\":\"{1}\"}}').format(cloud_info[attr],
attributes[attr]['unit'])
else:
attribute['hpa-attribute-value'] = '{{\"value\":\"{0}\"}}'.format(cloud_info[attr])
result.append(attribute)
return result
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