WIP: run0 support

Signed-off-by: Christian Heusel <christian@heusel.eu>

doc/man/offload-build.1.asciidoc

@@ -14,7 +14,7 @@ Description
 
 Build a PKGBUILD on a remote server using makechrootpkg. Requires a remote user
 that can run archbuild in a non-interactive manner, e.g. must be able to
-elevate permissions using passwordless sudo.
+elevate permissions using passwordless run0.
 
 Options
 -------

doc/man/pkgctl-auth.1.asciidoc

@@ -3,7 +3,7 @@ pkgctl-auth(1)
 
 Name
 ----
-pkgctl-auth - Authenticate with serivces like GitLab.
+pkgctl-auth - Authenticate with services like GitLab.
 
 Synopsis
 --------

src/lib/archroot.sh

@@ -15,7 +15,11 @@ check_root() {
 	local orig_argv=("$@")
 
 	(( EUID == 0 )) && return
-	if type -P sudo >/dev/null; then
+	if type -P run0 >/dev/null; then
+		keepenv=",$keepenv"
+		command="run0 ${keepenv//,/ --setenv=}"
+		exec ${command} -- "${orig_argv[@]}"
+	elif type -P sudo >/dev/null; then
 		exec sudo --preserve-env="${keepenv}" -- "${orig_argv[@]}"
 	else
 		exec su root -c "$(printf ' %q' "${orig_argv[@]}")"

src/lib/build/build.sh

@@ -312,7 +312,7 @@ pkgctl_build() {
 
 	# Update pacman cache for auto-detection
 	if [[ -z ${REPO} ]]; then
-		update_pacman_repo_cache stable
+		update_pacman_repo_cache multilib
 	# Check valid repos if not resolved dynamically
 	elif ! in_array "${REPO}" "${DEVTOOLS_VALID_REPOS[@]}"; then
 		die "Invalid repository target: %s" "${REPO}"

src/lib/db/remove.sh

@@ -51,6 +51,7 @@ pkgctl_db_remove() {
 	local partial=0
 	local confirm=1
 	local dbscripts_options=()
+	local lookup_repo=multilib
 	local pkgname
 
 	# option checking
@@ -105,13 +106,13 @@ pkgctl_db_remove() {
 				update_pacman_repo_cache unstable
 				;;
 			*-staging)
-				update_pacman_repo_cache staging
+				update_pacman_repo_cache multilib-staging
 				;;
 			*-testing)
-				update_pacman_repo_cache testing
+				update_pacman_repo_cache multilib-testing
 				;;
 			*)
-				update_pacman_repo_cache stable
+				update_pacman_repo_cache multilib
 				;;
 		esac
 

src/lib/release.sh

@@ -124,7 +124,7 @@ pkgctl_release() {
 
 	# Update pacman cache for auto-detection
 	if [[ -z ${REPO} ]]; then
-		update_pacman_repo_cache stable
+		update_pacman_repo_cache multilib
 	# Check valid repos if not resolved dynamically
 	elif ! in_array "${REPO}" "${DEVTOOLS_VALID_REPOS[@]}"; then
 		die "Invalid repository target: %s" "${REPO}"

src/lib/util/machine.sh

@@ -1,26 +0,0 @@
-#!/hint/bash
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-[[ -z ${DEVTOOLS_INCLUDE_UTIL_MACHINE_SH:-} ]] || return 0
-DEVTOOLS_INCLUDE_UTIL_MACHINE_SH=1
-
-_DEVTOOLS_LIBRARY_DIR=${_DEVTOOLS_LIBRARY_DIR:-@pkgdatadir@}
-# shellcheck source=src/lib/common.sh
-source "${_DEVTOOLS_LIBRARY_DIR}"/lib/common.sh
-
-
-set -eo pipefail
-
-machine_get_hardware_name() {
-	uname --machine
-}
-
-machine_has_multilib() {
-	case "$(machine_get_hardware_name)" in
-		x86_64*)
-			return 0
-			;;
-	esac
-	return 1
-}

src/lib/util/pacman.sh

@@ -8,8 +8,6 @@ DEVTOOLS_INCLUDE_UTIL_PACMAN_SH=1
 _DEVTOOLS_LIBRARY_DIR=${_DEVTOOLS_LIBRARY_DIR:-@pkgdatadir@}
 # shellcheck source=src/lib/common.sh
 source "${_DEVTOOLS_LIBRARY_DIR}"/lib/common.sh
-# shellcheck source=src/lib/util/machine.sh
-source "${_DEVTOOLS_LIBRARY_DIR}"/lib/util/machine.sh
 
 set -e
 
@@ -20,8 +18,7 @@ readonly _DEVTOOLS_MAKEPKG_CONF_DIR=${_DEVTOOLS_LIBRARY_DIR}/makepkg.conf.d
 
 
 update_pacman_repo_cache() {
-	local repo=${1:-stable}
-	repo=$(pacman_resolve_virtual_repo_name "${repo}")
+	local repo=${1:-multilib}
 
 	mkdir -p "${_DEVTOOLS_PACMAN_CACHE_DIR}"
 	msg "Updating pacman database cache"
@@ -35,8 +32,7 @@ update_pacman_repo_cache() {
 
 get_pacman_repo_from_pkgbuild() {
 	local path=${1:-PKGBUILD}
-	local repo=${2:-stable}
-	repo=$(pacman_resolve_virtual_repo_name "${repo}")
+	local repo=${2:-multilib}
 	local -a pkgnames
 
 	# shellcheck source=contrib/makepkg/PKGBUILD.proto
@@ -76,7 +72,6 @@ get_pkgnames_from_repo_pkgbase() {
 
 	# update the pacman repo cache if it doesn't exist yet
 	if [[ ! -d "${_DEVTOOLS_PACMAN_CACHE_DIR}" ]]; then
-		# TODO: universe includes multilib, switch for architecture
 		update_pacman_repo_cache universe
 	fi
 
@@ -96,23 +91,3 @@ get_pkgnames_from_repo_pkgbase() {
 	printf "%s\n" "${pkgnames[@]}"
 	return 0
 }
-
-pacman_resolve_virtual_repo_name() {
-	local repo=$1
-
-	local repo_class=extra
-	if machine_has_multilib; then
-		repo_class=multilib
-	fi
-
-	case "${repo}" in
-		stable)
-			repo=${repo_class}
-			;;
-		testing|staging)
-			repo="${repo_class}-${repo}"
-			;;
-	esac
-
-	printf "%s" "${repo}"
-}

src/lib/valid-tags.sh

@@ -6,7 +6,6 @@
 # shellcheck disable=2034
 DEVTOOLS_VALID_BINARY_ARCHES=(
 	x86_64
-	aarch64
 )
 
 # shellcheck disable=2034

src/makechrootpkg.in

@@ -185,10 +185,18 @@ prepare_chroot() {
 		echo "$x" >>"$copydir/etc/makepkg.conf"
 	done
 
-	cat > "$copydir/etc/sudoers.d/builduser-pacman" <<EOF
-builduser ALL = NOPASSWD: /usr/bin/pacman
+	# TODO(gromit): check if this rule is sane
+	# TODO(gromit): this will require a full container
+	cat > "$copydir/etc/polkit-1/rules.d/10-systemd-nopasswd.rules" <<EOF
+polkit.addRule(function(action, subject) {
+    if (action.id == "org.freedesktop.systemd1.manage-units") {
+        if (subject.isInGroup("wheel")) {
+            return polkit.Result.YES;
+        }
+    }
+});
 EOF
-	chmod 440 "$copydir/etc/sudoers.d/builduser-pacman"
+	chmod 440 "$copydir/etc/polkit-1/rules.d/10-systemd-nopasswd.rules"
 
 	cat > "$copydir/etc/gitconfig" <<EOF
 [safe]
@@ -222,17 +230,14 @@ _chrootbuild() {
 	# shellcheck source=/dev/null
 	. /etc/profile
 
-	# Beware, there are some stupid arbitrary rules on how you can
-	# use "$" in arguments to commands with "sudo -i".  ${foo} or
-	# ${1} is OK, but $foo or $1 isn't.
-	# https://bugzilla.sudo.ws/show_bug.cgi?id=765
-	sudo --preserve-env=SOURCE_DATE_EPOCH \
-		--preserve-env=BUILDTOOL \
-		--preserve-env=BUILDTOOLVER \
-		-iu builduser bash -c 'cd /startdir; makepkg "$@"' -bash "$@"
+	run0 --setenv=SOURCE_DATE_EPOCH \
+		 --setenv=BUILDTOOL \
+		 --setenv=BUILDTOOLVER \
+		 --via-shell --chdir='~' \
+		 --user=builduser -- bash -c 'cd /startdir; makepkg "$@"' -bash "$@"
 	ret=$?
 	case $ret in
-		0|14)
+		0)
 			return 0;;
 		*)
 			return $ret;;
@@ -243,7 +248,7 @@ _chrootnamcap() {
 	pacman -S --needed --noconfirm namcap
 	for pkgfile in /startdir/PKGBUILD /pkgdest/*; do
 		echo "Checking ${pkgfile##*/}"
-		sudo -u builduser namcap "$pkgfile" 2>&1 | tee "/logdest/${pkgfile##*/}-namcap.log"
+		run0 --user=builduser -- namcap "$pkgfile" 2>&1 | tee "/logdest/${pkgfile##*/}-namcap.log"
 	done
 }
 
@@ -252,8 +257,12 @@ download_sources() {
 	chown "$makepkg_user:" "$WORKDIR"
 
 	# Ensure sources are downloaded
-	sudo -u "$makepkg_user" --preserve-env=GNUPGHOME,SSH_AUTH_SOCK \
-		env SRCDEST="$SRCDEST" BUILDDIR="$WORKDIR" \
+	run0 --user="$makepkg_user" \
+		--setenv=GNUPGHOME \
+		--setenv=SSH_AUTH_SOCK \
+		--setenv=SRCDEST="$SRCDEST" \
+		--setenv=BUILDDIR="$WORKDIR" \
+		--chdir=. -- \
 		makepkg --config="$copydir/etc/makepkg.conf" --verifysource -o "${verifysource_args[@]}" ||
 		die "Could not download sources."
 }
@@ -400,7 +409,7 @@ if arch-nspawn "$copydir" \
 	"${nspawn_build_args[@]}" \
 	/chrootbuild "${makepkg_args[@]}"
 then
-	mapfile -t pkgnames < <(sudo -u "$makepkg_user" bash -c 'source PKGBUILD; printf "%s\n" "${pkgname[@]}"')
+	mapfile -t pkgnames < <(run0 --user="$makepkg_user" -- bash -c 'source PKGBUILD; printf "%s\n" "${pkgname[@]}"')
 	move_products
 else
 	(( ret += 1 ))
@@ -453,7 +462,7 @@ else
 		done
 
 		msg2 "Checking packages"
-		sudo -u "$makepkg_user" checkpkg --rmdir --warn --makepkg-config "$copydir/etc/makepkg.conf" "${remotepkgs[@]/#file:\/\//}"
+		run0 --user="$makepkg_user" -- checkpkg --rmdir --warn --makepkg-config "$copydir/etc/makepkg.conf" "${remotepkgs[@]/#file:\/\//}"
 	fi
 	true
 fi

src/makerepropkg.in

@@ -192,7 +192,7 @@ for p in "$@"; do
         pkgfile=${pkgfile_remote#file://}
         if [[ ! -f ${pkgfile} ]]; then
             msg "Downloading package '%s' into pacman's cache" "${pkgfile}"
-            sudo pacman -Swdd --noconfirm --logfile /dev/null "${p}" || exit 1
+            run0 -- pacman -Swdd --noconfirm --logfile /dev/null "${p}" || exit 1
             pkgfile_remote=$(pacman -Sddp "${p}" 2>/dev/null)
             pkgfile="${pkgfile_remote#file://}"
         fi