archrepo/update-repo.py

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2022-02-13 12:11:43 +01:00
# KTO ArchRepo update script
# version 2.0
# The purpose of this script is to automate the maintenance of a custom pacman (Arch Linux) repository, whose goal is to
# provide already built packages of AUR software.
# This version 2 aims at 2 major evolutions:
# * manage dependencies (hence Python and object-oriented programming);
# * run this script in a stateless Arch container, rather than a full VM as in version 1.
# Additionaly, we may like to manage working directory in a better way (check available storage space, and existing
# directories).
# This script should NOT be run as root. Or should it?
# * We are in a stateless container, but I don't think we can run makepkg as root...
# Imports
import os
# Class for AUR package
class Package:
def __init__(self, name):
self.name = name
# + version, dependencies (which should contain version as well)
def parseDb(db_path):
# here we should use AWK to parse our repo database file and populate the collection a collection of packages to build
# that we then return
def checkUpdates(packages_to_build): # or checkDependencies?
# here we should check for all packages in packages_to_build if they need an update and:
# * remove those which do not from the collection
# * check (recursively) for all these packages_to_build if they have dependencies
# * if AUR dependencies, add them to this collection
# * if Arch dependencies, add them to another collection arch_packages_to_install
def installArchPackages(packages):
# packages is a collection of packages (objects or names?) to install
os.system("sudo pacman -Syu " + packages.toSpaceString()) # [].toSpaceString() being to define...
def buildAurPackage(package):
# Fetch package (git clone)
# cd to directory
os.system("makepkg -s --no-confirm --no-progress-bar")
def addPackageToRepo(package, repo):
os.system("cp...")
os.system("repo-add...")
def sortByDependencies():
# packages_to_build should be sorted by dependencies here
# packages that are dependencies should be tagged adequately
def init():
# Check for main dependencies:
deps = ['git', 'awk', 'package-query']
installArchPackages(deps)
# This function is a "main" function
def updateRepo():
init()
packages_to_build = parseDb(db_path)
checkUpdates() # ideally, this should directly edit packages_to_build AND arch_packages_to_install (I believe we can return tuples in Python)
installArchPackages(arch_packages_to_install)
sortByDependencies()
for package in packages_to_build:
buildAurPackage(package)
addPackageToRepo(package, repo)
if package.isDependency:
installArchPackages([package])
def newPackage(package):
init()
checkUpdates([package])
installArchPackages(arch_packages_to_install)
sortByDependencies()
for package in packages_to_build:
buildAurPackage(package)
addPackageToRepo(package, repo)
if package.isDependency:
installArchPackages([package])