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import urllib.request
from .general import *
from .output import log
def filter_mirrors_by_region(regions, destination='/etc/pacman.d/mirrorlist', tmp_dir='/root', *args, **kwargs):
"""
This function will change the active mirrors on the live medium by
filtering which regions are active based on `regions`.
:param region: A series of country codes separated by `,`. For instance `SE,US` for sweden and United States.
:type region: str
"""
region_list = []
for region in regions.split(','):
region_list.append(f'country={region}')
o = b''.join(SysCommand(f"/usr/bin/wget 'https://archlinux.org/mirrorlist/?{'&'.join(region_list)}&protocol=https&ip_version=4&ip_version=6&use_mirror_status=on' -O {tmp_dir}/mirrorlist"))
o = b''.join(SysCommand(f"/usr/bin/sed -i 's/#Server/Server/' {tmp_dir}/mirrorlist"))
o = b''.join(SysCommand(f"/usr/bin/mv {tmp_dir}/mirrorlist {destination}"))
return True
def add_custom_mirrors(mirrors: list, *args, **kwargs):
"""
This will append custom mirror definitions in pacman.conf
:param mirrors: A list of mirror data according to: `{'url': 'http://url.com', 'signcheck': 'Optional', 'signoptions': 'TrustAll', 'name': 'testmirror'}`
:type mirrors: dict
"""
with open('/etc/pacman.conf', 'a') as pacman:
for mirror in mirrors:
pacman.write(f"[{mirror['name']}]\n")
pacman.write(f"SigLevel = {mirror['signcheck']} {mirror['signoptions']}\n")
pacman.write(f"Server = {mirror['url']}\n")
return True
def insert_mirrors(mirrors, *args, **kwargs):
"""
This function will insert a given mirror-list at the top of `/etc/pacman.d/mirrorlist`.
It will not flush any other mirrors, just insert new ones.
:param mirrors: A dictionary of `{'url' : 'country', 'url2' : 'country'}`
:type mirrors: dict
"""
original_mirrorlist = ''
with open('/etc/pacman.d/mirrorlist', 'r') as original:
original_mirrorlist = original.read()
with open('/etc/pacman.d/mirrorlist', 'w') as new_mirrorlist:
for mirror, country in mirrors.items():
new_mirrorlist.write(f'## {country}\n')
new_mirrorlist.write(f'Server = {mirror}\n')
new_mirrorlist.write('\n')
new_mirrorlist.write(original_mirrorlist)
return True
def use_mirrors(regions: dict, destination='/etc/pacman.d/mirrorlist'):
log(f'A new package mirror-list has been created: {destination}', level=logging.INFO)
for region, mirrors in regions.items():
with open(destination, 'w') as mirrorlist:
for mirror in mirrors:
mirrorlist.write(f'## {region}\n')
mirrorlist.write(f'Server = {mirror}\n')
return True
def re_rank_mirrors(top=10, *positionals, **kwargs):
if SysCommand(f'/usr/bin/rankmirrors -n {top} /etc/pacman.d/mirrorlist > /etc/pacman.d/mirrorlist').exit_code == 0:
return True
return False
def list_mirrors():
url = "https://archlinux.org/mirrorlist/?protocol=https&ip_version=4&ip_version=6&use_mirror_status=on"
regions = {}
try:
response = urllib.request.urlopen(url)
except urllib.error.URLError as err:
log(f'Could not fetch an active mirror-list: {err}', level=logging.WARNING, fg="yellow")
return regions
region = 'Unknown region'
for line in response.readlines():
if len(line.strip()) == 0:
continue
line = line.decode('UTF-8').strip('\n').strip('\r')
if line[:3] == '## ':
region = line[3:]
elif line[:10] == '#Server = ':
regions.setdefault(region, {})
url = line.lstrip('#Server = ')
regions[region][url] = True
return regions
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