ceph-csi/scripts/get_patch_release.py
Niels de Vos b27b2ee074 ci: authenticate with GitHub API token from the environment
These script now check if GITHUB_API_TOKEN is set in the environment,
and use that for authenticating. There is no username needed when an API
token is used, but it may not be empty, so it is set to "unused".

Signed-off-by: Niels de Vos <ndevos@redhat.com>
2020-10-13 12:05:57 +00:00

99 lines
2.6 KiB
Python
Executable File

#!/usr/bin/python
'''
Fetches the Kubernetes releases from GitHub and returns the most recent patch
release for a major version.
Parameters:
--version=<version>: the major version to find the latest patch release for, i.e. v1.19
Environment:
GITHUB_API_TOKEN: the GitHub "personal access token" to use
'''
import argparse
import os
import requests
from requests.auth import HTTPBasicAuth
import sys
RELEASE_URL = 'https://api.github.com/repos/kubernetes/kubernetes/releases'
'''
URL for fetching the releases. Add '?per_num=50' to increase the number of
returned releases from default 30 to 50 (max 100).
'''
def get_json_releases():
'''
Fetch the releases from GitHub, return the full JSON structures that were
obtained.
'''
headers = {'Accept': 'application/vnd.github.v3+json'}
auth = None
if 'GITHUB_API_TOKEN' in os.environ:
github_api_token = os.environ['GITHUB_API_TOKEN']
if github_api_token != '':
# the username "unused" is not relevant, needs to be non-empty
auth = HTTPBasicAuth('unused', github_api_token)
res = requests.get(RELEASE_URL, headers=headers)
# if "res.status_code != requests.codes.ok", raise an exception
res.raise_for_status()
return res.json()
def get_releases(gh_releases):
'''
Take the JSON formatted releases, and return a list of the name for each label.
'''
releases = list()
for release in gh_releases:
releases.append(release['name'])
return releases
def main():
'''
main() function to parse arguments and run the actions.
'''
parser = argparse.ArgumentParser()
parser.add_argument('--version', help='major version to find patch release for')
args = parser.parse_args()
# get all the releases
try:
json = get_json_releases()
except Exception as err:
print('Error: %s' % err)
sys.exit(1)
releases = get_releases(json)
# in case --version is passed, exit with 0 or 1
if args.version:
version = args.version
if not version.startswith('v'):
version = 'v' + version
# releases are ordered from newest to oldest, so the 1st match is the
# most current patch update
for release in releases:
if release.startswith(version + '.'):
print(release)
sys.exit(0)
# no match, exit with an error
sys.exit(1)
# --version was not passed, list all releases
else:
for release in releases:
print(release)
sys.exit(0)
if __name__ == '__main__':
main()