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-rw-r--r--src/devtools/makechrootpkg.in328
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diff --git a/src/devtools/makechrootpkg.in b/src/devtools/makechrootpkg.in
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-#!/bin/bash
-# Copyright 2011-2012 The Arch Linux Development Team
-# Copyright 2012 Luke Shumaker
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-
-# Because of how we pull changes from devtools.git, some of the function
-# bodies are not indented. I appologize for my sins against the reader.
-
-# Any function beginning with "_makechrootpkg_" is basically a multiline
-# comment to minimize the diff. These functions may use different variable
-# names.
-
-# Otherwise, a function may be affected by the variables:
-# makepkg.conf
-# - PKGDEST
-# - SRCDEST
-# chroot.conf (and derived)
-# - CHROOT
-# - CHROOTCOPY
-# - rootdir # = $CHROOTDIR/$CHROOT/root
-# - copydir # = $CHROOTDIR/$CHROOT/$CHROOTCOPY
-# environment
-# - LIBREUSER # conf.sh
-# - LIBREHOME # conf.sh
-# - INCHROOT # libremakepkg
-# invocation
-# - repack
-
-[[ -n ${repack:-} ]] || repack=false
-
-_makechrootpkg_init() {
-m4_include(lib/common.sh)
-
-shopt -s nullglob
-
-makepkg_args='-s --noconfirm -L'
-repack=false
-update_first=false
-clean_first=false
-install_pkg=
-add_to_db=false
-run_namcap=false
-chrootdir=
-passeddir=
-
-default_copy=$USER
-[[ -n $SUDO_USER ]] && default_copy=$SUDO_USER
-[[ -z $default_copy || $default_copy = root ]] && default_copy=copy
-src_owner=${SUDO_USER:-$USER}
-}
-
-_makechrootpkg_usage() {
- echo "Usage: ${0##*/} [options] -r <chrootdir> [--] [makepkg args]"
- echo ' Run this script in a PKGBUILD dir to build a package inside a'
- echo ' clean chroot. All unrecognized arguments passed to this script'
- echo ' will be passed to makepkg.'
- echo ''
- echo ' The chroot dir consists of the following directories:'
- echo ' <chrootdir>/{root, copy} but only "root" is required'
- echo ' by default. The working copy will be created as needed'
- echo ''
- echo 'The chroot "root" directory must be created via the following'
- echo 'command:'
- echo ' mkarchroot <chrootdir>/root base base-devel sudo'
- echo ''
- echo "Default makepkg args: $makepkg_args"
- echo ''
- echo 'Flags:'
- echo '-h This help'
- echo '-c Clean the chroot before building'
- echo '-u Update the working copy of the chroot before building'
- echo ' This is useful for rebuilds without dirtying the pristine'
- echo ' chroot'
- echo '-d Add the package to a local db at /repo after building'
- echo '-r <dir> The chroot dir to use'
- echo '-I <pkg> Install a package into the working copy of the chroot'
- echo '-l <copy> The directory to use as the working copy of the chroot'
- echo ' Useful for maintaining multiple copies.'
- echo " Default: $default_copy"
- echo '-n Run namcap on the package'
- exit 1
-}
-
-_makechrootpkg_parse_options_init() {
-while getopts 'hcudr:I:l:n' arg; do
- case "$arg" in
- h) usage ;;
- c) clean_first=true ;;
- u) update_first=true ;;
- d) add_to_db=true ;;
- r) passeddir="$OPTARG" ;;
- I) install_pkg="$OPTARG" ;;
- l) copy="$OPTARG" ;;
- n) run_namcap=true; makepkg_args="$makepkg_args -i" ;;
- *) makepkg_args="$makepkg_args -$arg $OPTARG" ;;
- esac
-done
-
-# Canonicalize chrootdir, getting rid of trailing /
-chrootdir=$(readlink -e "$passeddir")
-
-if [[ ${copy:0:1} = / ]]; then
- copydir=$copy
-else
- [[ -z $copy ]] && copy=$default_copy
- copydir="$chrootdir/$copy"
-fi
-
-# Pass all arguments after -- right to makepkg
-makepkg_args="$makepkg_args ${*:$OPTIND}"
-
-# See if -R was passed to makepkg
-for arg in ${*:$OPTIND}; do
- if [[ $arg = -R ]]; then
- repack=true
- break
- fi
-done
-
-if (( EUID )); then
- die 'This script must be run as root.'
-fi
-
-if [[ ! -f PKGBUILD && -z $install_pkg ]]; then
- die 'This must be run in a directory containing a PKGBUILD.'
-fi
-
-if [[ ! -d $chrootdir ]]; then
- die "No chroot dir defined, or invalid path '$passeddir'"
-fi
-
-if [[ ! -d $chrootdir/root ]]; then
- die "Missing chroot dir root directory. Try using: mkarchroot $chrootdir/root base base-devel sudo"
-fi
-
-umask 0022
-
-# Lock the chroot we want to use. We'll keep this lock until we exit.
-# Note this is the same FD number as in mkarchroot
-lock_open_write 9 "$copydir.lock" "Locking chroot copy '$copy'"
-}
-
-chroot_sync() {
- if [[ $CHROOTCOPY = root ]]; then
- error "Cannot sync the root copy with itself"
- exit 1
- fi
- # Get a read lock on the root chroot to make
- # sure we don't clone a half-updated chroot
- lock_open_read 8 "$rootdir" \
- "Waiting for existing lock on \`$rootdir' to be released"
-
- stat_busy 'Creating clean working copy'
- local use_rsync=false
- if type -P btrfs >/dev/null; then
- [[ -d $copydir ]] && btrfs subvolume delete "$copydir" &>/dev/null
- btrfs subvolume snapshot "$rootdir" "$copydir" &>/dev/null ||
- use_rsync=true
- else
- use_rsync=true
- fi
-
- if $use_rsync; then
- mkdir -p "$copydir"
- rsync -a --delete -q -W -x "$rootdir/" "$copydir"
- fi
- stat_done
-
- # Drop the read lock again
- lock_close 8
-}
-
-_makechrootpkg_install_pkg() {
- pkgname="${install_pkg##*/}"
- cp "$install_pkg" "$copydir/$pkgname"
-
- mkarchroot -r "pacman -U /$pkgname --noconfirm" "$copydir"
- ret=$?
-
- rm "$copydir/$pkgname"
-
- # Exit early, we've done all we need to
- exit $ret
-}
-
-chroot_init() {
-# make sure the chroot exists
-librechroot -n "$CHROOT" -l "$CHROOTCOPY" -m
-
-mkdir -p "$copydir/build"
-mkdir -p "$copydir/pkgdest"
-mkdir -p "$copydir/srcdest"
-
-# Remove anything in there UNLESS -R (repack) was passed to makepkg
-$repack || rm -rf "$copydir"/build/*
-
-if [[ -r "$LIBREHOME/.gnupg/pubring.gpg" ]]; then
- install -D "$LIBREHOME/.gnupg/pubring.gpg" "$copydir/build/.gnupg/pubring.gpg"
-fi
-rm -f "$copydir/build/.makepkg.conf"
-
-MAKEPKG_CONF="$copydir/etc/makepkg.conf" set_conf_makepkg PKGDEST /pkgdest
-MAKEPKG_CONF="$copydir/etc/makepkg.conf" set_conf_makepkg SRCDEST /srcdest
-
-if grep -q '^\[repo\]' "$copydir/etc/pacman.conf"; then
- cat >> "$copydir/etc/makepkg.conf" <<EOF
-[repo]
-SigLevel = Optional TrustAll
-Server = file:///repo
-EOF
-fi
-
-_let_nobody_use_pacman
-}
-
-chroot_copy_in() {
-# Copy PKGBUILD and sources
-cp PKGBUILD "$copydir/build/"
-(
- set +euE
- source PKGBUILD
- # Copy source files
- for file in "${source[@]}"; do
- file="${file%%::*}"
- file="${file##*://*/}"
- if [[ -f $file ]]; then
- cp "$file" "$copydir/srcdest/"
- elif [[ -f $SRCDEST/$file ]]; then
- cp "$SRCDEST/$file" "$copydir/srcdest/"
- fi
- done
-
- # Find all changelog and install files, even inside functions
- for i in 'changelog' 'install'; do
- while read -r file; do
- # evaluate any bash variables used
- eval file=\"$(sed 's/^\(['\''"]\)\(.*\)\1$/\2/' <<< "$file")\"
- [[ -f $file ]] && cp "$file" "$copydir/build/"
- done < <(sed -n "s/^[[:space:]]*$i=//p" PKGBUILD)
- done
-)
-
-chown -R nobody "$copydir"/{build,pkgdest,srcdest}
-}
-
-_let_nobody_use_pacman() {
-cat > "$copydir/etc/sudoers.d/nobody-pacman" <<EOF
-Defaults env_keep += "HOME"
-nobody ALL = NOPASSWD: /usr/bin/pacman
-EOF
-chmod 440 "$copydir/etc/sudoers.d/nobody-pacman"
-}
-
-chroot_exec() {
-local HASNET=true
-[[ $1 == -N ]] && { HASNET=false; shift; }
-
-local cmd="$*"
-# This is a little gross, but this way the script is recreated every time in the
-# working copy
-cat >"$copydir/chrootexec" <<EOF
-#!/bin/bash
-. /etc/profile
-${INCHROOT} || export HOME=/build
-${INCHROOT} || cd /build
-
-${cmd}
-EOF
-chmod 755 "$copydir/chrootexec"
-
-local flags=''
-if $INCHROOT; then
- $HASNET || flags='-n'
- unshare $flags -- /chrootexec
-else
- $HASNET || flags='-N'
- librechroot $flags -n "$CHROOT" -l "$CHROOTCOPY" -r /chrootexec
-fi
-}
-
-add_to_local_repo() {
- for pkgfile in "$copydir"/pkgdest/*.pkg.tar*; do
- if true; then
- mkdir -p "$copydir/repo"
- pushd "$copydir/repo" >/dev/null
- cp "$pkgfile" .
- repo-add repo.db.tar.gz "${pkgfile##*/}"
- popd >/dev/null
- fi
- done
-}
-_chroot_copy_out_pkgs() {
- for pkgfile in "$copydir"/pkgdest/*.pkg.tar*; do
- chown "$LIBREUSER" "$pkgfile"
- mv "$pkgfile" "$PKGDEST"
- if [[ $PKGDEST != . ]]; then
- ln -s "$PKGDEST/${pkgfile##*/}" .
- fi
- done
-}
-
-_chroot_copy_out_logs() {
- for l in "$copydir"/build/*.log; do
- chown "$LIBREUSER" "$l"
- [[ -f $l ]] && mv "$l" .
- done
-}
-
-_chroot_copy_out_srcs() {
-for f in "$copydir"/srcdest/*; do
- chown "$LIBREUSER" "$f"
- mv "$f" "$SRCDEST"
-done
-}
-
-chroot_copy_out() {
- _chroot_copy_out_pkgs
- _chroot_copy_out_logs
- _chroot_copy_out_srcs
-}