Initial commit for v1
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263
update-repo.sh
Executable file
263
update-repo.sh
Executable file
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#!/bin/bash
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# The purpose of this script is to automate the maintenance of a custom pacman (Arch Linux) repository, whose goal is to
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# provide package-ready AUR softs.
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# This script should NOT be run as root.
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# Dependencies
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# Make sure that AWK rules file is present, readable and correctly set in this script's parameters
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# Make sure the following packages are installed before running this script:
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# package-query aurutils git
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# Functions
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##################################################################
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ascii_frag() {
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expr match "$1" "\([^[:digit:]]*\)"
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}
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ascii_remainder() {
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expr match "$1" "[^[:digit:]]*\(.*\)"
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}
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numeric_frag() {
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expr match "$1" "\([[:digit:]]*\)"
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}
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numeric_remainder() {
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expr match "$1" "[[:digit:]]*\(.*\)"
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}
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# return 1 for $1 > $2
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# return 2 for $1 < $2
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# return 0 for equal
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vercomp() {
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local WORK1="$1"
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local WORK2="$2"
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local NUM1="", NUM2="", ASCII1="", ASCII2=""
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while true; do
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ASCII1=`ascii_frag "${WORK1}"`
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ASCII2=`ascii_frag "${WORK2}"`
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WORK1=`ascii_remainder "${WORK1}"`
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WORK2=`ascii_remainder "${WORK2}"`
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if [ "${ASCII1}" \> "${ASCII2}" ]; then
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return 1
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elif [ "${ASCII1}" \< "${ASCII2}" ]; then
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return 2
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fi
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NUM1=`numeric_frag "${WORK1}"`
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NUM2=`numeric_frag "${WORK2}"`
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WORK1=`numeric_remainder "${WORK1}"`
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WORK2=`numeric_remainder "${WORK2}"`
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if [ -z "${NUM1}" -a -z "${NUM2}" ]; then
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return 0
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elif [ -z "${NUM1}" -a -n "${NUM2}" ]; then
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return 2
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elif [ -n "${NUM1}" -a -z "${NUM2}" ]; then
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return 1
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fi
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if [ "${NUM1}" -gt "${NUM2}" ]; then
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return 1
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elif [ "${NUM1}" -lt "${NUM2}" ]; then
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return 2
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fi
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done
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}
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##################################################################
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init() {
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# Only run if the user is not root
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if [[ $USER = 'root' ]] ; then
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echo "You cannot run this script as root!"
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exit 1
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fi
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if [ -n "$(ls $run_directory_path)" ] ; then
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echo "The running directory is not empty!"
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exit 1
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fi
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# TODO Check if required packages are installed
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echo "ArchRepo update script"
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}
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checkUpdates() {
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echo "Checking for updates:"
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upgraded_packages=""
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stream=$(tar xOf $repo_directory/$repo_db_file --wildcards */desc | awk -f $awk_rules_file)
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OIFS=$IFS
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IFS='|'
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stream="${stream:1}"
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for package in $stream
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do
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IFS='
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'
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count=0
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for line in $package; do
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if [ $count -eq 0 ]; then
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filename=$line
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elif [ $count -eq 1 ]; then
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name=$line
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elif [ $count -eq 2 ]; then
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version=$line
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fi
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((count++))
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done
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reg="(linux-lts).+-((docs)|(headers))"
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if [[ $name =~ $reg ]]; then
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echo -e "\nSkipping $name ($version, default exception)."
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continue 1
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fi
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exlist=""
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if echo $exlist | grep -w $name > /dev/null; then
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echo -e "\nSkipping $name ($version, temporary exception)."
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continue 1
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fi
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echo -e "\nChecking $name ($version)..."
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aur_version=$(package-query -A -f %v $name)
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vercomp $aur_version $version
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result=$?
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if [[ $result -eq 1 ]]; then
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echo "New version for $name: $version -> $aur_version"
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createPackage $name
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addPackageToRepo $name $aur_version
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upgraded_packages="$upgraded_packages $name"
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fi
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IFS='|'
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done
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IFS=$OIFS
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echo "All packages processed."
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if [[ $upgraded_packages != "" ]]; then
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echo "The following packages were upgraded:"
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echo $upgraded_packages
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fi
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}
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addPackage() {
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createPackage $1
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addPackageToRepo $1
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}
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createPackage() { # Create package $1
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echo "Fetching $1 from AUR..."
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aur fetch $1 # TODO This could be replaced by a git clone or even a wget+tar thanks to package-query
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echo "Making $1 package..."
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cd $1
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# if linux-lts{414,49} then download kernel source from local repo (saves ~100MB each time)
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# WARNING this onlys works because we already have said sources AND because PKBUILD follow this particular line
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# (not the same in 419 nor 54)
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reg="(linux-lts).+"
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if [[ $1 =~ $reg ]]; then
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sed -i -e "s/\"https:\/\/www.kernel.org\/pub\/linux\/kernel\/v4.x\/\${_srcname}.tar.xz\"/\"https:\/\/archlinux.kto.black\/resources\/\${_srcname}.tar.xz\"/g" ./PKGBUILD
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fi
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makepkg -s --noconfirm --noprogressbar
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cd $run_directory_path
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}
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addPackageToRepo() { # Add package $1
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echo "Adding $1 to repository..."
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cp $run_directory_path/$1/$1-$2*.pkg.tar.xz $repo_directory
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repo-add $repo_directory/$repo_db_file $repo_directory/$1-$2*.pkg.tar.xz
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reg="(linux-lts).+"
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if [[ $name =~ $reg ]]; then
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echo "Adding $1-headers and $1-docs to repository..."
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cp $run_directory_path/$1/$1-headers-$2*.pkg.tar.xz $run_directory_path/$1/$1-docs-$2*.pkg.tar.xz $repo_directory
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repo-add $repo_directory/$repo_db_file $repo_directory/$1-headers-$2*.pkg.tar.xz $repo_directory/$1-docs-$2*.pkg.tar.xz
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fi
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}
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clean() {
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echo "Cleaning directory..."
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rm -rf $run_directory_path/*
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echo "Done."
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}
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clearRepo() {
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stream=$(tar xOf $repo_directory/$repo_db_file --wildcards */desc | awk -f $awk_rules_file)
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OIFS=$IFS
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IFS='|'
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stream="${stream:1}"
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current=""
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for package in $stream
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do
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IFS='
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'
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count=0
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for line in $package; do
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if [ $count -eq 0 ]; then
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current="$current $line"
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else
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continue
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fi
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((count++))
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done
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IFS='|'
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done
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IFS=$OIFS
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cd $repo_directory
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reg="^($repo_name.).+"
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for filename in *; do
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if [[ $filename =~ $reg || $filename = 'sync' || $filename = 'local' || $filename = 'resources' ]]; then
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continue
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fi
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for package in $current; do
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if [ $filename = $package ]; then
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continue 2
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fi
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done
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echo "Removing $filename..."
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rm $filename
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done
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}
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run_directory_path=$(pwd)
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# Set parameters
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repo_directory='/mnt/archrepo'
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repo_name='kto'
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repo_db_file=$repo_name.db.tar
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awk_rules_file='../parser.awk'
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#repo_db_file='kto.db.tar' # You can set db name manually here if different
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# Main process
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if [ "$1" = "" ]; then
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init
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checkUpdates
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elif [ "$1" = "add" ]; then
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init
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addPackage $2
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elif [ "$1" = "clean" ]; then
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clean
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elif [ "$1" = "clear" ]; then
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read -r -p "Are you sure? [y/N] " response
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response=${response,,} # tolower
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if [[ "$response" =~ ^(yes|y)$ ]]; then
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clearRepo
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else
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echo "Cancelling... Perhaps did you mean 'clean', which empties the local build directory?"
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exit 1
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fi
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else
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exit 1
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fi
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exit 0
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