1 files changed, 249 insertions, 0 deletions
diff --git a/src/chroot-tools/libremakepkg b/src/chroot-tools/libremakepkg
new file mode 100755
index 0000000..a59315b
--- /dev/null
+++ b/src/chroot-tools/libremakepkg
@@ -0,0 +1,249 @@
+#!/usr/bin/env bash
+set -euE
+# libremakepkg
+
+# Copyright 2010-2011 Nicolás Reynolds
+# Copyright 2011 Joshua Ismael Haase Hernández
+# Copyright 2012-2013 Luke Shumaker
+#
+# This file is part of Parabola.
+#
+# Parabola 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, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Parabola 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.
+#
+# You should have received a copy of the GNU General Public License
+# along with Parabola. If not, see <http://www.gnu.org/licenses/>.
+
+. $(librelib conf)
+. $(librelib messages)
+. $(librelib chroot/makechrootpkg.sh)
+
+shopt -s nullglob
+umask 0022
+
+# Global variables:
+readonly INCHROOT=$([[ -f /.arch-chroot ]] && echo true || echo false)
+NONET=true # can be changed with the -N flag
+# {SRC,LOG,PKG}DEST set at runtime by makepkg.conf
+# MAKEFLAGS, PACKAGER set at runtime by makepkg.conf
+# LIBREUSER, LIBREHOME are set by conf.sh
+
+# Hooks ########################################################################
+
+hook_pre_build=(:)
+hook_post_build=(:)
+hook_check_pkgbuild=(:)
+hook_check_pkg=(:)
+. $(librelib chroot/hooks-chcleanup.sh)
+. $(librelib chroot/hooks-check.sh)
+. $(librelib chroot/hooks-distcc.sh)
+
+# Boring/mundane functions #####################################################
+
+# Usage: exit_copy $copydir $src_owner
+# End immediately, but copy log files out
+exit_copy() {
+	local copydir=$1
+	local src_owner=$2
+	if ! $INCHROOT; then
+		msg "Copying log and package files out of the chroot..."
+		move_products "$copydir" "$src_owner"
+	fi
+}
+
+# Usage; run_hook $hookname $args...
+run_hook() {
+	local hookname=$1; shift
+	local hookvar="hook_${hookname}[@]"
+	local fails=()
+	msg "Running hook: %s" "$hookname"
+	for hook in "${!hookvar}"; do
+		msg2 'hook: %s' "$hook"
+		"$hook" "$@" || { error "result: %s" $?; fails+=("$hook"); }
+	done
+	if [[ ${#fails[@]} -gt 0 ]]; then
+		error "Failure(s) in %s: %s" "$hookname" "${fails[*]}"
+		return 1
+	fi
+	return 0
+}
+
+# Usage: add_to_local_repo $copydir $pkgfiles...
+add_to_local_repo() {
+	local copydir=$1; shift
+	mkdir -p "$copydir/repo"
+	local pkgfile
+	for pkgfile in "$@"; do
+		cp "$pkgfile" "$copydir/repo"
+		pushd "$copydir/repo" >/dev/null
+		repo-add repo.db.tar.gz "${pkgfile##*/}"
+		popd >/dev/null
+	done
+}
+
+build() (
+	local copydir=$1; shift
+	local cmd=(/chrootbuild "$@")
+
+	run_hook pre_build "$copydir"
+	trap "run_hook post_build '$copydir'" EXIT
+
+	local netflag=''
+	if $INCHROOT; then
+		! $NONET || netflag='-n'
+		unshare $netflag -- "${cmd[@]}"
+	else
+		! $NONET || netflag='-N'
+		librechroot $netflag \
+			-r "$PWD:/startdir_host" \
+			-r "$SRCDEST:/srcdest_host" \
+			-l "$copydir" \
+			run "${cmd[@]}"
+	fi
+)
+
+# The main program #############################################################
+
+usage() {
+	print "Usage: %s [options] [-- makepkg args]" "${0##*/}"
+	print 'This program will build your package.'
+	echo
+	prose 'If run from outside of a chroot, command will make the following
+	       configuration changes in the chroot:'
+	bullet 'whatever changes `librechroot` makes.'
+	bullet 'set `PKGDEST` and `SRCDEST` in `/etc/makepkg.conf`'
+	bullet 'set `PACKAGER` in `/etc/makepkg.conf` to reflect the value
+	        outside of the chroot.'
+	bullet '(maybe) delete `/build/.makepkg.conf`'
+	bullet '(maybe) delete `/build/.ssh/config`'
+	prose 'If run from inside of a chroot, this command will:'
+	bullet '(maybe) delete `~/.makepkg.conf`'
+	bullet '(maybe) delete `~/.ssh/config`'
+	prose 'The above "maybe"s happen as part of the workarounds to make
+	       distcc work in a network-less environment.  They will happen if
+	       both `socat` and `distcc` are installed in the chroot.'
+	echo
+	prose 'The `-n` and `-l` options behave identically to librechroot, see
+	       the documentation there.'
+	echo
+	print 'Options:'
+	flag "-n <$(_ CHROOT)>" 'Name of the chroot to use'
+	flag "-l <$(_ COPY)>"   'Name of, or absolute path to, the chroot copy to use'
+	flag '-N' 		"Don't disable networking during build() and
+	                         package(). PLEASE don't use this unless you
+                                 have a special reason, its use is a violation
+                                 of Parabola policy."
+	flag '-R'               'Repackage contents of the package without rebuilding'
+	flag '-h'               'Show this message'
+}
+
+# Convenience method for use in option parsing
+err_chflag() {
+	local flag=$1
+	error 'The -%s flag does not make sense inside of a chroot' "$flag"
+	return 1
+}
+
+main() {
+	# Initial variable values ##############################################
+	local copy=$([[ $LIBREUSER == root ]] && echo copy || echo "$LIBREUSER")
+	local makepkg_args=(-s --noconfirm -L)
+	local repack=false
+	local chroot=''
+
+	# Parse command line options ###########################################
+	while getopts 'n:l:NRh' flag ; do
+		case "${flag}" in
+			n) if $INCHROOT; then err_chflag "$flag"; else chroot=$OPTARG; fi;;
+			l) if $INCHROOT; then err_chflag "$flag"; else copy=$OPTARG; fi;;
+			N) NONET=false;;
+			R) repack=true; makepkg_args+=(-R);;
+			h) usage; return 0;;
+			*) usage >&2; return 1;;
+		esac
+	done
+	shift $(($OPTIND - 1))
+	# Pass all arguments after -- right to makepkg
+	makepkg_args+=("$@")
+
+	# Resolve the chroot path ##############################################
+	local copydir
+	if $INCHROOT; then
+		copydir='/'
+	else
+		load_files chroot
+		check_vars chroot CHROOTDIR CHROOT
+		[[ -z ${chroot} ]] || CHROOT=$chroot
+		if [[ ${copy:0:1} = / ]]; then
+			copydir=$copy
+		else
+			copydir="${CHROOTDIR}/${CHROOT}/${copy}"
+		fi
+		unset CHROOTDIR CHROOTEXTRAPKG
+	fi
+	unset chroot
+
+	# Quick sanity check ###################################################
+
+	if (( EUID )); then
+		error "This program must be run as root"
+		exit 1
+	fi
+
+	if [[ ! -f PKGBUILD ]]; then
+		# This is the message used by makepkg
+		error "PKGBUILD does not exist."
+		exit 1
+	fi
+
+	# Load makepkg configuration ###########################################
+	# Note that all of these are globals
+	SRCDEST="$(get_conf_makepkg SRCDEST "$PWD")"
+	PKGDEST="$(get_conf_makepkg PKGDEST "$PWD")"
+	LOGDEST="$(get_conf_makepkg LOGDEST "$PWD")"
+	mkdir -p "$SRCDEST" "$PKGDEST" "$LOGDEST"
+	MAKEFLAGS="$(get_conf_makepkg MAKEFLAGS '')"
+	PACKAGER="$(get_conf_makepkg PACKAGER '')"
+
+	# OK, we are starting now ##############################################
+
+	if $INCHROOT; then
+		lock 9 "/build/.lock" \
+			"Waiting for existing lock on build directory to be released"
+	else
+		# Obtain a lock on the chroot
+		lock 9 "$copydir.lock" \
+			"Waiting for existing lock on chroot copy to be released: [%s]" "$copy"
+		# Create the chroot if it does not exist
+		librechroot -n "$CHROOT" -l "$copy" make
+	fi
+
+	# Set target CARCH
+	# note that we waited until after locking/creating the chroot to do this
+	export CARCH="$(MAKEPKG_CONF=$copydir/etc/makepkg.conf get_conf_makepkg CARCH)"
+
+	# Pre-build
+	run_hook check_pkgbuild
+	download_sources "$copydir" "$LIBREUSER"
+	prepare_chroot "$copydir" "$LIBREHOME" "$repack" false
+	clean_chroot "$copydir"
+
+	# Build
+	trap "exit_copy '$copydir' '$LIBREUSER'" EXIT
+	warning 'Entering build...'
+	build "$copydir" "${makepkg_args[@]}"
+	# Post-build
+	warning 'Entering hook check_pkg...'
+	run_hook check_pkg
+	warning 'Entering add_to_local_repo ...'
+	add_to_local_repo "$copydir" "$copydir"/pkgdest/*.pkg.tar*
+}
+
+main "$@"