netbox/netbox/utilities/background_tasks.py
2021-07-07 20:57:47 -04:00

43 lines
1.3 KiB
Python

import logging
import requests
from django.conf import settings
from django.core.cache import cache
from django_rq import job
from packaging import version
# Get an instance of a logger
logger = logging.getLogger('netbox.releases')
@job('check_releases')
def get_releases(pre_releases=False):
url = settings.RELEASE_CHECK_URL
headers = {
'Accept': 'application/vnd.github.v3+json',
}
releases = []
try:
logger.info(f"Fetching new releases from {url}")
response = requests.get(url, headers=headers, proxies=settings.HTTP_PROXIES)
response.raise_for_status()
total_releases = len(response.json())
for release in response.json():
if 'tag_name' not in release:
continue
if not pre_releases and (release.get('devrelease') or release.get('prerelease')):
continue
releases.append((version.parse(release['tag_name']), release.get('html_url')))
logger.debug(f"Found {total_releases} releases; {len(releases)} usable")
except requests.exceptions.RequestException as exc:
logger.exception(f"Error while fetching latest release from {url}: {exc}")
return []
# Cache the most recent release
cache.set('latest_release', max(releases), settings.RELEASE_CHECK_TIMEOUT)
return releases