tamprolla_init.py - amprolla - devuan's apt repo merger
git clone https://git.parazyd.org/amprolla
Log
Files
Refs
README
LICENSE
---
tamprolla_init.py (3140B)
---
     1 #!/usr/bin/env python3
     2 # See LICENSE file for copyright and license details.
     3 
     4 """
     5 This module will download the initial Release files used to populate
     6 the spooldir, along with all the files hashed inside the Release files
     7 """
     8 
     9 from os.path import join
    10 from multiprocessing import Pool
    11 from time import time
    12 
    13 from lib.config import (aliases, arches, categories, cpunm, mainrepofiles,
    14                         repos, spooldir, suites, skips)
    15 from lib.lock import check_lock, free_lock
    16 from lib.net import download
    17 from lib.parse import parse_release
    18 from lib.log import die, info
    19 
    20 
    21 def pop_dirs(repo):
    22     """
    23     Crawls through the directories to come up with complete needed
    24     directory structure.
    25     Returns a list of tuples holding the remote and local locations
    26     of the files
    27 
    28     Example:
    29     (http://deb.debian.org/debian/dists/jessie/main/binary-all/Packages.gz,
    30      ./spool/debian/dists/jessie/main/binary-all/Packages.gz)
    31     """
    32     repodata = repos[repo]
    33 
    34     urls = []
    35 
    36     for i in suites:
    37         for j in suites[i]:
    38             baseurl = join(repodata['host'], repodata['dists'])
    39             suite = j
    40             if repodata['aliases'] is True:
    41                 if j in aliases[repodata['name']]:
    42                     suite = aliases[repodata['name']][j]
    43                 elif repodata['skipmissing'] is True:
    44                     continue
    45                 if repo == 'debian' and j in skips:
    46                     continue
    47             pair = (join(baseurl, suite),
    48                     join(baseurl.replace(repodata['host'],
    49                                          spooldir), suite))
    50             urls.append(pair)
    51 
    52     return urls
    53 
    54 
    55 def main():
    56     """
    57     Loops through all repositories, and downloads their Release files, along
    58     with all the files listed within those Release files.
    59     """
    60     for dist in repos:
    61         print('Downloading %s directory structure' % dist)
    62         dlurls = pop_dirs(dist)
    63         for url in dlurls:
    64             tpl = []
    65             for file in mainrepofiles:
    66                 urls = (join(url[0], file), join(url[1], file))
    67                 tpl.append(urls)
    68             dlpool = Pool(cpunm)
    69             dlpool.map(download, tpl)
    70             dlpool.close()
    71 
    72             release_contents = open(join(url[1], 'Release')).read()
    73             release_contents = parse_release(release_contents)
    74             tpl = []
    75             for k in release_contents:
    76                 # if k.endswith('/binary-armhf/Packages.gz'):
    77                 # for a in arches:
    78                 #     for c in categories:
    79                 #        if a in k and ("/%s/" % c) in k:
    80                 #            urls = (join(url[0], k), join(url[1], k))
    81                 #            tpl.append(urls)
    82                 urls = (join(url[0], k), join(url[1], k))
    83                 tpl.append(urls)
    84             dlpool = Pool(cpunm)
    85             dlpool.map(download, tpl)
    86             dlpool.close()
    87 
    88 
    89 if __name__ == '__main__':
    90     try:
    91         t1 = time()
    92         check_lock()
    93         main()
    94         free_lock()
    95         t2 = time()
    96         info('Total init time: %s' % (t2 - t1), tofile=True)
    97     except Exception as e:
    98         die(e)