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dl_deb.py
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dl_deb.py
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#!/usr/bin/python3
# -*- coding: utf-8 -*-
# Copyright (c) 2023 Salvador E. Tropea
# Copyright (c) 2023 Instituto Nacional de Tecnologïa Industrial
# License: GPLv3
# Simple Git Hub release downloader
import argparse
import json
import os
import requests
import sys
from time import sleep
from urllib.parse import unquote
USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0'
def error(msg):
print(msg)
exit(3)
def get_request(url):
retry = 4
while retry:
r = requests.get(url, timeout=20, allow_redirects=True, headers={'User-Agent': USER_AGENT})
if r.status_code == 200:
return r
if r.status_code == 403:
# GitHub returns 403 randomly (saturated?)
sleep(1 << (4-retry))
retry -= 1
else:
retry = 0
error(f'Failed to get release info, status {r.status_code}')
def download(url, skip):
fname = unquote(os.path.basename(url))
for s in skip:
if fname.startswith(s):
print(f"Skipping `{fname}`")
return
if os.path.isfile(fname):
print(f"`{fname}` already downloaded, won't overwrite")
return
print(f"Downloading `{fname}`")
res = get_request(url)
print(f"Saving `{fname}`")
with open(fname, 'wb') as f:
f.write(res.content)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Debian package downloader for GitHub releases')
parser.add_argument('project', help='The user/project to fetch')
parser.add_argument('--skip', '-s', help='Skip files starting with', type=str, nargs='+', default=[])
parser.add_argument('--release', '-r', help='Release to download', type=str, default='latest')
args = parser.parse_args()
if args.release != 'latest':
args.release = 'tags/'+args.release
url = 'https://api.github.com/repos/'+args.project+'/releases/'+args.release
print(f"Downloading `{args.release}` release of `{args.project}` ({url})")
res = get_request(url)
r = res.json()
for a in r['assets']:
download(a['browser_download_url'], args.skip)