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#!/bin/bash
basedir=$(cd $(dirname $0); pwd)
chroot=$basedir/chroot
if [ `whoami` == 'root' ]; then
echo "Must not be run as root."
exit 1;
fi
exe() { echo "\$ $@" ; "$@" ; }
create_chroot() {
(
set -e
if [ ! -d $chroot ]; then
echo "## Creating arch chroot ..."
exe mkdir $chroot
exe mkarchroot $chroot/root base-devel
# install cower:
gpg --recv-keys --keyserver hkp://pgp.mit.edu 1EB2638FF56C0C53
TMP_BUILD=`mktemp -d`
exe cd $TMP_BUILD
curl https://aur.archlinux.org/cgit/aur.git/snapshot/cower.tar.gz | tar xz
exe cd cower
exe makechrootpkg -r $chroot -l root -- -i
exe rm -rf $TMP_BUILD
echo "## Root chroot build complete."
fi
)
}
install_system_deps() {
(
set -e
pkg_dep() {
if !(pacman -Q $1 > /dev/null 2>&1); then
echo "Installing $1..."
exe sudo pacman -S --noconfirm $1
fi
}
pkg_dep devtools
pkg_dep git
pkg_dep findutils
)
}
package_build() {
# Build a package in a container. $1=container $2=package
# PKGBUILD must already exist in src/
# If package has dependencies we also maintain in src/, recursively build those first.
(
set -e
if [ "$#" -ne 2 ]; then
echo "package_build takes two args: repo_name and package_name"
return 1
fi
repo_name=$1
package_name=$2
setup
pkgdir=$basedir/src/$package_name
if [ ! -d $pkgdir ]; then
echo "Package $package_name not found in $pkgdir"
echo "Try running: package_add $package_name"
return 1
fi
if [ ! -f $pkgdir/PKGBUILD ]; then
echo "Cannot find PKGBUILD in $pkgdir"
return 1
fi
if (arch-nspawn $chroot/$repo_name pacman -Q $package_name > /dev/null 2>&1); then
echo "Package $package_name already built"
return
fi
# Find and build dependencies:
find_deps $package_name | while read dep; do
# Build the dep if we haven't already yet:
if !(arch-nspawn $chroot/$repo_name pacman -Q $dep > /dev/null 2>&1); then
package_build $repo_name $dep
fi
done
# Build package:
cd $pkgdir
rm -f *.pkg.tar.xz
mkdir -p $basedir/$repo_name
exe makechrootpkg -r $chroot -l $repo_name -- -i
exe mv *.pkg.tar.xz $basedir/$repo_name
)
}
sign_packages() {
if [ "$#" -lt 1 ]; then
echo "sign_packages requires specifying the list of packages to sign"
return 1
fi
(
set -e
cd $(dirname $1)
for pkg in "$@"; do
gpg -v "${pkg}.sig" 2>/dev/null || (rm -f "${pkg}.sig"; gpg -u 'ECB9B8CBAAC68C03!' --detach-sign --use-agent "$pkg")
done
)
}
find_deps() {
# Inspect package srcinfo and pull out the dependencies that we maintain in src
(
set -e
setup
cat $basedir/src/$1/.SRCINFO | sed -nr 's/^\W*depends = ([-a-zA-Z0-9]+).*$/\1/p' | while read dep; do
if [ -d $basedir/src/$dep ]; then
echo $dep
fi
done
)
}
add() {
# Add packages and their AUR dependencies to src
(
set -e
if [ "$#" -lt 1 ]; then
echo "Must specify package(s) to add"
return 1
fi
setup
if [ ! -d $basedir/src ]; then
mkdir $basedir/src
fi
for pkg in "$@"; do
arch-nspawn $chroot/root --bind=$basedir/src:/src cower -q -t /src -f -d -d $pkg
done
sudo chown $USER -R $basedir/src
echo "## All requested packages added"
)
}
update() {
# Update a package and it's dependencies from the AUR
(
#set -e # breaks updating all if one fails, ignore errors
if [ "$#" -eq 0 ]; then
cd $basedir/src
update *
return
fi
for pkg in "$@"; do
if [ ! -d $basedir/src/$pkg ]; then
echo "No package called $pkg found in src"
return 1
fi
done
for pkg in "$@"; do
check_in_git() {
(
cd $basedir
if (! git ls-files $1 --error-unmatch >/dev/null 2>&1); then
echo "$1 is not under git control yet. Add and commit it before updating."
return 1
fi
)
}
check_in_git $basedir/src
check_in_git $basedir/src/$pkg
find_deps $pkg | while read dep; do
check_in_git $basedir/src/$dep
done
# Check if package has uncommited changes
if [ $(git -C $basedir diff HEAD $basedir/src/$pkg | wc -l) -gt 0 ]; then
echo "warning: Package $pkg has uncommited changes. Commit or discard those changes first."
#return 1
fi
# Use a temporary dir to download all PKGBUILDS atomically
[ -z "$tmp_dl" ] && tmp_dl=`mktemp -d`
cd $tmp_dl
arch-nspawn $chroot/root --bind=$tmp_dl:/src cower -q -t /src -d -d $pkg >/dev/null 2>&1
cp -a * $basedir/src
done
git -C $basedir diff --name-status $basedir/src/
)
}
list() {
if [ "$#" -ne 1 ]; then
echo "Must specify repository name to list"
return 1
fi
setup
arch-nspawn $chroot/$1 pacman -Qm
}
setup() {
mkdir -p $basedir/src
install_system_deps
create_chroot
}
clean() {
(
set -e
if [ "$#" -lt 1 ]; then
echo "Must specify repository names to clean"
return 1
fi
for repo in "$@"; do
# Clean repository and chroot
if [ -d $basedir/chroot/$repo ]; then
# Test if chroot uses BTRFS and remove using btrfs subvolume delete
if [ `stat --format=%i $basedir/chroot/$repo` -eq 256 ] && [ `stat -f --format=%T $basedir/chroot/$repo` ] ; then
exe sudo btrfs subvolume delete $basedir/chroot/$repo
exe sudo rm $basedir/chroot/$repo.lock
# Otherwise delete using rm
else
exe sudo rm -rf $basedir/chroot/$repo $basedir/chroot/$repo.lock
fi
fi
if [ -d $basedir/$repo ]; then
exe rm -rf $basedir/$repo
fi
done
)
}
build() {
(
set -e
if [ "$#" -lt 1 ]; then
echo "Must specify repository name to build (and optional package list to include)"
return 1
fi
setup
repo_name=$1
mkdir -p $basedir/$repo_name
shift
if [ "$#" -gt 0 ]; then
# Build only requested packages
for pkg in "$@"; do
package_build $repo_name $pkg
done
echo "## All requested packages built"
else
# Build all packages:
cd $basedir/src
find -type d | sed 's/\.\///' | tail -n +2 | while read pkg; do
package_build $repo_name $pkg
done
echo "## All packages built"
fi
echo "## Updating repository database"
cd $basedir/$repo_name
if [ `ls *.pkg.tar.xz 2> /dev/null | wc -l` -lt 1 ]; then
echo "No packages found in $basedir/$repo_name"
return 1;
fi
sign_packages *.pkg.tar.xz
repose -f -z $repo_name
sign_packages $repo_name.db $repo_name.files
)
}
rebuild() {
(
set -e
if [ "$#" -lt 1 ]; then
echo "Must specify repository name to build (and optional package list to include)"
return 1
fi
setup
repo_name=$1
mkdir -p $basedir/$repo_name
shift
arch-nspawn $chroot/$repo_name pacman -Rscn --noconfirm "$@" || true
build "$repo_name" "$@"
)
}
build_changed() {
(
# git diff-tree --no-commit-id --name-status -r "$commit" | grep -v ^D | grep PKGBUILD$ | sed -e 's@/PKGBUILD$@@' -e 's@.*/@@' | xargs -n1 arch-nspawn chroot/aur pacman -Rscn --noconfirm
# git diff-tree --no-commit-id --name-status -r "$commit" | grep -v ^D | grep PKGBUILD$ | sed -e 's@/PKGBUILD$@@' -e 's@.*/@@' | xargs -n1 ./arch-ppa build aur
set -e
if [ "$#" -lt 1 ]; then
echo "Must specify repository name to build (and optional package list to include)"
return 1
fi
setup
repo_name=$1
mkdir -p $basedir/$repo_name
shift
commit="$1"
[ "$commit" == "" ] && commit=HEAD
changed_pkgbuilds="$(git diff-tree --no-commit-id --name-status -r "$commit" | grep -v ^D | grep PKGBUILD$ | sed -e 's@/PKGBUILD$@@' -e 's@.*/@@' | tr '\n' ' ')"
# remove them
arch-nspawn $chroot/$repo_name pacman -Rscn --noconfirm $changed_pkgbuilds || true
build "$repo_name" $changed_pkgbuilds
)
}
if [ "$#" -gt 0 ]; then
$*
else
echo "Must specify a command, eg: add, build, list, clean"
exit 1
fi