82 lines
2.6 KiB
Python
82 lines
2.6 KiB
Python
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#!/usr/bin/env python3
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import os
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import re
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import subprocess
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import tempfile
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from urllib.request import urlopen
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# The local list of mirrors
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mfile = '/etc/pacman.d/mirrorlist'
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# The URL for the list of mirros
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# TODO: customize with country in a config
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rlist = 'https://www.archlinux.org/mirrorlist/?country=US&protocol=http&protocol=https&ip_version=4&use_mirror_status=on'
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# If local_mirror is set to None, don't do any modifications.
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# If it's a dict in the format of:
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# local_mirror = {'profile': 'PROFILE_NAME',
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# 'url': 'http://host/arch/%os/$arch',
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# 'state_file': '/var/lib/netctl/netctl.state'}
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# Then we will check 'state_file'. If its contents match 'profile',
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# then we will add 'url' to the *top* of mfile.
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# TODO: I need to move this to a config.
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local_mirror = {'profile': '<PROFILENAME>',
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'url': 'http://<REPOBOX>/arch/$repo/os/$arch',
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'state_file': '/var/lib/netctl/netctl.state'}
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def getList(url):
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with urlopen(url) as http:
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l = http.read().decode('utf-8')
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return(l)
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def uncomment(url_list):
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urls = []
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if isinstance(url_list, str):
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url_list = [u.strip() for u in url_list.splitlines()]
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for u in url_list:
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u = u.strip()
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if u == '':
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continue
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urls.append(re.sub('^\s*#', '', u))
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return(urls)
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def rankList(mfile):
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c = ['rankmirrors',
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'-n', '6',
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mfile]
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ranked_urls = subprocess.run(c, stdout = subprocess.PIPE)
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url_list = ranked_urls.stdout.decode('utf-8').splitlines()
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for u in url_list[:]:
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if u.strip() == '':
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url_list.remove(u)
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continue
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if re.match('^\s*(#.*)$', u, re.MULTILINE | re.DOTALL):
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url_list.remove(u)
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return(url_list)
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def localMirror(url_list):
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# If checking the state_file doesn't work out, use netctl
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# directly.
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if not isinstance(local_mirror, dict):
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return(url_list)
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with open(local_mirror['state_file'], 'r') as f:
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state = f.read().strip()
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state = [s.strip() for s in state]
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if local_mirror['profile'] in state:
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url_list.insert(0, 'Server = {0}'.format(local_mirror['url']))
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return(url_list)
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def writeList(mirrorfile, url_list):
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with open(mirrorfile, 'w') as f:
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f.write('{0}\n'.format('\n'.join(url_list)))
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return()
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if __name__ == '__main__':
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if os.geteuid() != 0:
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exit('Must be run as root.')
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urls = getList(rlist)
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t = tempfile.mkstemp(text = True)
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writeList(t[1], uncomment(urls))
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ranked_mirrors = localMirror(rankList(t[1]))
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writeList(mfile, ranked_mirrors)
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os.remove(t[1])
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