stacktach/reports/image_events_audit.py
2014-03-28 11:47:16 -03:00

154 lines
5.1 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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 argparse
import datetime
import json
import sys
import os
sys.path.append(os.environ.get('STACKTACH_INSTALL_DIR', '/stacktach'))
from stacktach import datetime_to_decimal as dt
from stacktach import models
def __get_image_activate_count(beginning, ending):
upload_filters = {
'when__gte': beginning,
'when__lte': ending,
'event': 'image.upload'
}
image_upload = models.GlanceRawData.objects.filter(**upload_filters).count()
activate_filters = {
'last_raw__when__gte': beginning,
'last_raw__when__lte': ending
}
image_activate = models.ImageUsage.objects.filter(**activate_filters).count()
delete_exists_filters = {
'raw__when__gte': beginning,
'raw__when__lte': ending
}
image_delete = models.ImageDeletes.objects.filter(**delete_exists_filters).count()
image_exists = models.ImageExists.objects.filter(**delete_exists_filters).count()
exists_verified_filters = {
'raw__when__gte': beginning,
'raw__when__lte': ending,
'status': models.ImageExists.VERIFIED,
'send_status__gte': 200,
'send_status__lt': 300
}
image_exists_verified = models.ImageExists.objects.filter(**exists_verified_filters).count()
return {
'image.upload': image_upload,
'image.activate': image_activate,
'image.delete': image_delete,
'image.exists': image_exists,
'image.exists.verified': image_exists_verified
}
def audit_for_period(beginning, ending):
beginning_decimal = dt.dt_to_decimal(beginning)
ending_decimal = dt.dt_to_decimal(ending)
image_event_counts = __get_image_activate_count(beginning_decimal,
ending_decimal)
return image_event_counts
def get_previous_period(time, period_length):
if period_length == 'day':
last_period = time - datetime.timedelta(days=1)
start = datetime.datetime(year=last_period.year,
month=last_period.month,
day=last_period.day)
end = datetime.datetime(year=time.year,
month=time.month,
day=time.day)
return start, end
elif period_length == 'hour':
last_period = time - datetime.timedelta(hours=1)
start = datetime.datetime(year=last_period.year,
month=last_period.month,
day=last_period.day,
hour=last_period.hour)
end = datetime.datetime(year=time.year,
month=time.month,
day=time.day,
hour=time.hour)
return start, end
def __make_json_report(report):
return json.dumps(report)
def __store_results(start, end, report):
values = {
'json': __make_json_report(report),
'created': dt.dt_to_decimal(datetime.datetime.utcnow()),
'period_start': start,
'period_end': end,
'version': 1,
'name': 'image events audit'
}
report = models.JsonReport(**values)
report.save()
def valid_datetime(d):
try:
t = datetime.datetime.strptime(d, "%Y-%m-%d %H:%M:%S")
return t
except Exception, e:
raise argparse.ArgumentTypeError(
"'%s' is not in YYYY-MM-DD HH:MM:SS format." % d)
if __name__ == '__main__':
parser = argparse.ArgumentParser('StackTach Image Events Audit Report')
parser.add_argument('--period_length',
choices=['hour', 'day'], default='day')
parser.add_argument('--utcdatetime',
help="Override the end time used to generate report.",
type=valid_datetime, default=None)
parser.add_argument('--store',
help="If set to true, report will be stored. "
"Otherwise, it will just be printed",
type=bool, default=False)
args = parser.parse_args()
if args.utcdatetime is not None:
time = args.utcdatetime
else:
time = datetime.datetime.utcnow()
start, end = get_previous_period(time, args.period_length)
event_counts = audit_for_period(start, end)
if not args.store:
print event_counts
else:
__store_results(start, end, event_counts)