Ilya Shakhat aeb6c67498 Optimized performance of record processing in dashboard
Change-Id: I2a20f34b9a92feb8460bcabc59b60842b930a772
2014-06-05 19:22:30 +04:00

219 lines
7.3 KiB
Python

# Copyright (c) 2013 Mirantis 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 os
import flask
from oslo.config import cfg
import six
from dashboard import memory_storage
from stackalytics.openstack.common import log as logging
from stackalytics.processor import runtime_storage
from stackalytics.processor import utils
LOG = logging.getLogger(__name__)
RECORD_FIELDS_FOR_AGGREGATE = ['record_id', 'primary_key', 'record_type',
'company_name', 'module', 'user_id', 'release',
'date', 'week', 'author_name', 'loc', 'type',
'disagreement', 'value', 'status',
'blueprint_id']
def compact_records(records):
for record in records:
compact = dict([(k, record[k]) for k in RECORD_FIELDS_FOR_AGGREGATE
if k in record])
yield compact
if 'blueprint_id' in compact:
del compact['blueprint_id']
def extend_record(record):
runtime_storage_inst = get_vault()['runtime_storage']
return runtime_storage_inst.get_by_key(
runtime_storage_inst._get_record_name(record['record_id']))
def get_vault():
vault = getattr(flask.current_app, 'stackalytics_vault', None)
if not vault:
try:
vault = {}
runtime_storage_inst = runtime_storage.get_runtime_storage(
cfg.CONF.runtime_storage_uri)
vault['runtime_storage'] = runtime_storage_inst
vault['memory_storage'] = memory_storage.get_memory_storage(
memory_storage.MEMORY_STORAGE_CACHED)
flask.current_app.stackalytics_vault = vault
except Exception as e:
LOG.critical('Failed to initialize application: %s', e)
LOG.exception(e)
flask.abort(500)
if not getattr(flask.request, 'stackalytics_updated', None):
time_now = utils.date_to_timestamp('now')
may_update_by_time = (time_now > vault.get('vault_update_time', 0) +
cfg.CONF.dashboard_update_interval)
if may_update_by_time:
flask.request.stackalytics_updated = True
vault['vault_update_time'] = time_now
memory_storage_inst = vault['memory_storage']
have_updates = memory_storage_inst.update(compact_records(
vault['runtime_storage'].get_update(os.getpid())))
vault['runtime_storage_update_time'] = (
vault['runtime_storage'].get_by_key(
'runtime_storage_update_time'))
if have_updates:
vault['cache'] = {}
vault['cache_size'] = 0
_init_releases(vault)
_init_module_groups(vault)
_init_project_types(vault)
_init_user_index(vault)
return vault
def get_memory_storage():
return get_vault()['memory_storage']
def _init_releases(vault):
runtime_storage_inst = vault['runtime_storage']
releases = runtime_storage_inst.get_by_key('releases')
releases_map = {}
if releases:
vault['start_date'] = releases[0]['end_date']
vault['end_date'] = releases[-1]['end_date']
start_date = releases[0]['end_date']
for r in releases[1:]:
r['start_date'] = start_date
start_date = r['end_date']
releases_map = dict((r['release_name'].lower(), r)
for r in releases[1:])
vault['releases'] = releases_map
def _init_module_groups(vault):
runtime_storage_inst = vault['runtime_storage']
module_groups = runtime_storage_inst.get_by_key('module_groups') or {}
vault['module_id_index'] = module_groups
def _init_project_types(vault):
runtime_storage_inst = vault['runtime_storage']
project_types = runtime_storage_inst.get_by_key('project_types') or {}
vault['project_types'] = project_types
vault['project_types_index'] = dict([(pt['id'], pt)
for pt in project_types])
def _init_user_index(vault):
vault['user_index'] = {}
def get_project_types():
return get_vault()['project_types']
def get_release_options():
runtime_storage_inst = get_vault()['runtime_storage']
releases = (runtime_storage_inst.get_by_key('releases') or [None])[1:]
releases.append({'release_name': 'all'})
releases.reverse()
return releases
def is_project_type_valid(project_type):
if not project_type:
return False
project_type = project_type.lower()
if project_type == 'all':
return True
project_types = get_vault().get('project_types_index', [])
return project_type in project_types
def get_project_type(project_type_id):
project_type_id = project_type_id.lower()
if not is_project_type_valid(project_type_id):
return None
return get_vault()['project_types_index'][project_type_id]
def get_user_from_runtime_storage(user_id):
runtime_storage_inst = get_vault()['runtime_storage']
user_index = get_vault()['user_index']
if user_id not in user_index:
user_index[user_id] = utils.load_user(runtime_storage_inst, user_id)
return user_index[user_id]
def resolve_modules_for_releases(module_ids, releases):
module_id_index = get_vault().get('module_id_index') or {}
for module_id in module_ids:
if module_id in module_id_index:
module_group = module_id_index[module_id]
if not releases or 'all' in releases:
if 'releases' in module_group:
for release, modules in six.iteritems(
module_group['releases']):
for module in modules:
yield module, release
if 'modules' in module_group:
for module in module_group['modules']:
yield module, None
else:
for release in releases:
if 'releases' in module_group:
for module in module_group['releases'][release]:
yield module, release
if 'modules' in module_group:
for module in module_group['modules']:
yield module, release
def resolve_modules(module_ids, releases):
all_releases = get_vault()['releases'].keys()
for module, release in resolve_modules_for_releases(module_ids, releases):
if release is None:
for r in all_releases:
yield (module, r)
else:
yield (module, release)
def resolve_project_types(project_types):
modules = set()
project_types_index = get_vault()['project_types_index']
for pt in project_types:
pt = pt.lower()
if pt in project_types_index:
modules |= set(project_types_index[pt]['modules'])
return modules