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import subprocess
import json
import string
from pathlib import Path
NAME = 'linux-lts'
# Script to update the PKGBUILD to the latest [core]/linux-lts
def get_current():
cmd = ['bash', '-c', 'source PKGBUILD; echo ${pkgver}-${_pkgrel}']
version = subprocess.check_output(cmd).decode('utf8').strip()
return version
def get_latest():
cmd = ['pacman', '-Si', NAME]
info = subprocess.check_output(cmd).decode('utf8').strip()
version = info.split('Version', 1)[1].split(':', 1)[1].split('\n', 1)[0].strip()
return version
def get_info(pkgname):
url = f"https://archlinux.org/packages/core/x86_64/{pkgname}/json/"
data = subprocess.check_output(['curl', '-s', url]).decode()
return json.loads(data)
class Template(string.Template):
delimiter="%"
def arr(name, values):
delimiter = '\n' + ' ' * (len(name) + 4)
values = [f"'{value}'" if ':' in value else value for value in values]
return f"{name}=({delimiter.join(values)})"
def update():
kern_info = get_info(NAME)
headers_info = get_info(f'{NAME}-headers')
docs_info = get_info(f'{NAME}-docs')
template = Template(Path('PKGBUILD.template').read_text())
pkgbuild = template.substitute(
PKGVER=kern_info['pkgver'],
PKGREL=kern_info['pkgrel'],
URL=kern_info['url'],
KERN_PKGDESC=kern_info['pkgdesc'],
KERN_DEPENDS=arr("depends", kern_info['depends']),
KERN_CONFLICTS=arr("conflicts", kern_info['conflicts'] + ['"${_pkgname}"']),
KERN_OPTDEPENDS=arr("optdepends", kern_info['optdepends']),
KERN_PROVIDES=arr("provides", kern_info['provides']),
KERN_REPLACES=arr("replaces", kern_info['replaces']),
HEADERS_PKGDESC=headers_info['pkgdesc'],
HEADERS_DEPENDS=arr("depends", headers_info['depends']),
HEADERS_CONFLICTS=arr(
"conflicts", headers_info['conflicts'] + ['"${_pkgname}-headers"']
),
HEADERS_OPTDEPENDS=arr("optdepends", headers_info['optdepends']),
HEADERS_PROVIDES=arr("provides", headers_info['provides']),
HEADERS_REPLACES=arr("replaces", headers_info['replaces']),
DOCS_PKGDESC=docs_info['pkgdesc'],
DOCS_DEPENDS=arr("depends", docs_info['depends']),
DOCS_CONFLICTS=arr(
"conflicts", docs_info['conflicts'] + ['"${_pkgname}-docs"']
),
DOCS_OPTDEPENDS=arr("optdepends", docs_info['optdepends']),
DOCS_PROVIDES=arr("provides", docs_info['provides']),
DOCS_REPLACES=arr("replaces", docs_info['replaces']),
)
# Delete empty arrays:
pkgbuild = '\n'.join(
line for line in pkgbuild.splitlines() if not line.endswith('=()')
)
Path('PKGBUILD').write_text(pkgbuild + '\n')
subprocess.check_call(['updpkgsums'])
with open('.SRCINFO', 'w') as f:
f.write(subprocess.check_output(['makepkg', '--printsrcinfo']).decode())
subprocess.check_call(['git', 'add', 'PKGBUILD', '.SRCINFO'])
subprocess.check_call(
['git', 'commit', '-m', f"{kern_info['pkgver']}-{kern_info['pkgrel']}"]
)
subprocess.check_call(['git', 'push'])
if __name__ == '__main__':
current_version = get_current()
latest_version = get_latest()
if current_version != latest_version:
info = get_info(NAME)
archlinux_dot_org_version = f"{info['pkgver']}-{info['pkgrel']}"
if archlinux_dot_org_version == latest_version:
print(f"{NAME}-versioned-bin is out of date!")
update()
else:
print(f"{NAME}-versioned-bin is out of date, but not yet on archlinux.org")
else:
print(f"{NAME}-versioned-bin is up to date")
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