stacktach/migrations/009_populate_past_launches.py

50 lines
1.6 KiB
Python

import datetime
import os
import sys
POSSIBLE_TOPDIR = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
os.pardir, os.pardir))
if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'stacktach')):
sys.path.insert(0, POSSIBLE_TOPDIR)
from django.db.models import Min
from stacktach import models
if __name__ != '__main__':
sys.exit(1)
def add_past_exists(start, end):
exists = models.InstanceExists.objects.select_related()\
.filter(audit_period_beginning=start,
audit_period_ending=end)
i = 0
for exist in exists:
i += 1
print i
if models.InstanceUsage.objects\
.filter(instance=exist.instance).count() == 0:
# We got an exist record that we don't have any launches for
values = {'instance': exist.instance,
'launched_at': exist.launched_at,
'instance_type_id': exist.instance_type_id,
'request_id': 'req-fake'}
print values
models.InstanceUsage(**values).save()
def find_earliest_daily_audit_period_beginning():
where = 'audit_period_ending = audit_period_beginning + (60*60*24)'
query = models.InstanceExists.objects.extra(where=[where])\
.aggregate(Min('audit_period_beginning'))
return query['audit_period_beginning__min']
start = find_earliest_daily_audit_period_beginning()
end = start + (60 * 60 * 24)
add_past_exists(start, end)