|
1
|
|
|
#!/usr/bin/env python3 |
|
2
|
|
|
# -*- coding: utf-8 -*- |
|
3
|
|
|
""" |
|
4
|
|
|
Created on Thu Nov 14 16:06:10 2019 |
|
5
|
|
|
|
|
6
|
|
|
@author: Paolo Cozzi <[email protected]> |
|
7
|
|
|
""" |
|
8
|
|
|
|
|
9
|
|
|
from datetime import timedelta |
|
10
|
|
|
from celery.utils.log import get_task_logger |
|
11
|
|
|
from django.utils import timezone |
|
12
|
|
|
|
|
13
|
|
|
from common.constants import COMPLETED |
|
14
|
|
|
from common.tasks import BaseTask, NotifyAdminTaskMixin, exclusive_task |
|
15
|
|
|
from image.celery import app as celery_app |
|
16
|
|
|
|
|
17
|
|
|
from ..models import Submission |
|
18
|
|
|
|
|
19
|
|
|
# Get an instance of a logger |
|
20
|
|
|
logger = get_task_logger(__name__) |
|
21
|
|
|
|
|
22
|
|
|
|
|
23
|
|
|
class CleanUpTask(NotifyAdminTaskMixin, BaseTask): |
|
24
|
|
|
"""Perform biosample.models cleanup by selecting old completed submission |
|
25
|
|
|
and remove them from database""" |
|
26
|
|
|
|
|
27
|
|
|
name = "Clean biosample models" |
|
28
|
|
|
description = """Clean biosample models""" |
|
29
|
|
|
|
|
30
|
|
|
@exclusive_task(task_name="Clean biosample models", lock_id="CleanUpTask") |
|
31
|
|
|
def run(self): |
|
32
|
|
|
""" |
|
33
|
|
|
This function is called when delay is called. It will acquire a lock |
|
34
|
|
|
in redis, so those tasks are mutually exclusive |
|
35
|
|
|
|
|
36
|
|
|
Returns: |
|
37
|
|
|
str: success if everything is ok. Different messages if task is |
|
38
|
|
|
already running or exception is caught""" |
|
39
|
|
|
|
|
40
|
|
|
logger.info("Clean biosample.database started") |
|
41
|
|
|
|
|
42
|
|
|
# get an interval starting from 7 days from now |
|
43
|
|
|
interval = timezone.now() - timedelta(days=7) |
|
44
|
|
|
|
|
45
|
|
|
# select all COMPLETED object older than interval |
|
46
|
|
|
qs = Submission.objects.filter( |
|
47
|
|
|
updated_at__lt=interval, |
|
48
|
|
|
status=COMPLETED) |
|
49
|
|
|
|
|
50
|
|
|
logger.info( |
|
51
|
|
|
"Deleting %s biosample.models.Submission objects" % qs.count()) |
|
52
|
|
|
|
|
53
|
|
|
# delete all old objects |
|
54
|
|
|
qs.delete() |
|
55
|
|
|
|
|
56
|
|
|
# debug |
|
57
|
|
|
logger.info("Clean biosample.database completed") |
|
58
|
|
|
|
|
59
|
|
|
return "success" |
|
60
|
|
|
|
|
61
|
|
|
|
|
62
|
|
|
# register explicitly tasks |
|
63
|
|
|
# https://github.com/celery/celery/issues/3744#issuecomment-271366923 |
|
64
|
|
|
celery_app.tasks.register(CleanUpTask) |
|
65
|
|
|
|
cnr-ibba /
IMAGE-InjectTool
