sh/tmpfiles.sh: Improve dry-run mode.
Dry-run with more detail is more useful this way. Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
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@ -13,21 +13,29 @@
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# This script should match the manpage as of 2012/03/12
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#
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DRYRUN=0
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warninvalid() {
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printf "tmpfiles: ignoring invalid entry on line %d of \`%s'\n" "$LINENUM" "$FILE"
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error=$(( error+1 ))
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} >&2
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dryrun_or_real() {
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local dryrun=
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[ $DRYRUN -eq 1 ] && dryrun=echo
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$dryrun "$@"
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}
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relabel() {
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local path
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local paths=$1 mode=$2 uid=$3 gid=$4
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for path in ${paths}; do
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if [ -e "$path" ]; then
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[ $uid != '-' ] && chown $CHOPTS "$uid" "$path"
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[ $gid != '-' ] && chgrp $CHOPTS "$gid" "$path"
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[ $mode != '-' ] && chmod $CHOPTS "$mode" "$path"
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[ -x /sbin/restorecon ] && restorecon $CHOPTS "$path"
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[ $uid != '-' ] && dryrun_or_real chown $CHOPTS "$uid" "$path"
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[ $gid != '-' ] && dryrun_or_real chgrp $CHOPTS "$gid" "$path"
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[ $mode != '-' ] && dryrun_or_real chmod $CHOPTS "$mode" "$path"
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[ -x /sbin/restorecon ] && dryrun_or_real restorecon $CHOPTS "$path"
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fi
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done
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}
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@ -35,13 +43,13 @@ relabel() {
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_b() {
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# Create a block device node if it doesn't exist yet
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local path=$1 mode=$2 uid=$3 gid=$4 age=$5 arg=$6
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[ ! -e "$path" ] && mknod $path b ${arg%:*} ${arg#*:}
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[ ! -e "$path" ] && dryrun_or_real mknod $path b ${arg%:*} ${arg#*:}
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}
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_c() {
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# Create a character device node if it doesn't exist yet
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local path=$1 mode=$2 uid=$3 gid=$4 age=$5 arg=$6
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[ ! -e "$path" ] && mknod $path c ${arg%:*} ${arg#*:}
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[ ! -e "$path" ] && dryrun_or_real mknod $path c ${arg%:*} ${arg#*:}
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}
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@ -52,7 +60,7 @@ _f() {
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[ $CREATE -gt 0 ] || return 0
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if [ ! -e "$path" ]; then
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install -m"$mode" -o"$uid" -g"$gid" /dev/null "$path"
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dryrun_or_real install -m"$mode" -o"$uid" -g"$gid" /dev/null "$path"
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[ -n "$arg" ] && _w "$@"
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fi
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}
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@ -63,7 +71,7 @@ _F() {
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[ $CREATE -gt 0 ] || return 0
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install -m"$mode" -o"$uid" -g"$gid" /dev/null "$path"
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dryrun_or_real install -m"$mode" -o"$uid" -g"$gid" /dev/null "$path"
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[ -n "$arg" ] && _w "$@"
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}
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@ -74,7 +82,7 @@ _d() {
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[ $CREATE -gt 0 ] || return 0
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if [ ! -d "$path" ]; then
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install -d -m"$mode" -o"$uid" -g"$gid" "$path"
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dryrun_or_real install -d -m"$mode" -o"$uid" -g"$gid" "$path"
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fi
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}
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@ -83,18 +91,18 @@ _D() {
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local path=$1 mode=$2 uid=$3 gid=$4
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if [ -d "$path" ] && [ $REMOVE -gt 0 ]; then
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find "$path" -mindepth 1 -maxdepth 1 -xdev -exec rm -rf {} +
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dryrun_or_real find "$path" -mindepth 1 -maxdepth 1 -xdev -exec rm -rf {} +
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fi
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if [ $CREATE -gt 0 ]; then
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install -d -m"$mode" -o"$uid" -g"$gid" "$path"
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dryrun_or_real install -d -m"$mode" -o"$uid" -g"$gid" "$path"
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fi
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}
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_L() {
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# Create a symlink if it doesn't exist yet
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local path=$1 mode=$2 uid=$3 gid=$4 age=$5 arg=$6
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[ ! -e "$path" ] && ln -s "$args" "$path"
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[ ! -e "$path" ] && dryrun_or_real ln -s "$args" "$path"
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}
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_p() {
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@ -104,8 +112,8 @@ _p() {
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[ $CREATE -gt 0 ] || return 0
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if [ ! -p "$path" ]; then
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mkfifo -m$mode "$path"
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chown "$uid:$gid" "$path"
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dryrun_or_real mkfifo -m$mode "$path"
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dryrun_or_real chown "$uid:$gid" "$path"
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fi
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}
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@ -129,9 +137,9 @@ _r() {
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for path in ${paths}; do
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if [ -f "$path" ]; then
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rm -f "$path"
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dryrun_or_real rm -f "$path"
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elif [ -d "$path" ]; then
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rmdir "$path"
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dryrun_or_real rmdir "$path"
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fi
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done
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}
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@ -145,14 +153,20 @@ _R() {
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[ $REMOVE -gt 0 ] || return 0
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for path in ${paths}; do
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[ -d "$path" ] && rm -rf --one-file-system "$path"
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[ -d "$path" ] && dryrun_or_real rm -rf --one-file-system "$path"
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done
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}
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_w() {
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# Write the argument parameter to a file, if it exists.
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local path=$1 mode=$2 uid=$3 gid=$4 age=$5 arg=$6
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[ -f "$path" ] && echo "$arg" >>"$path"
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if [ -f "$path" ]; then
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if [ $DRYRUN -eq 1 ]; then
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echo "echo \"$arg\" >>\"$path\""
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else
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echo "$arg" >>"$path"
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fi
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fi
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}
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_z() {
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@ -212,6 +226,11 @@ while [ $# -gt 0 ]; do
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shift
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done
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if [ $(( CLEAN )) -eq 1 ] ; then
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printf '%s clean mode is not implemented\n' "${0##*/}"
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exit 1
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fi
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if [ $(( CREATE + REMOVE )) -ne 1 ] ; then
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printf 'usage: %s [--create] [--remove] [--clean] [--verbose] [--dry-run]\n' "${0##*/}"
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exit 1
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@ -247,6 +266,7 @@ for FILE in $tmpfiles_d ; do
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# whine about invalid entries
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case $1 in
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f|F|w|d|D|p|L|c|b|x|r|R|z|Z) ;;
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\#) continue ;;
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*) warninvalid ; continue ;;
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esac
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@ -275,9 +295,9 @@ for FILE in $tmpfiles_d ; do
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set -- "$path" "$mode" "$uid" "$gid" "$age" "$arg"
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[ "$VERBOSE" -eq "1" ] && echo _$cmd "$@"
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_$cmd "$@"
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rc=$?
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if [ "${DRYRUN}" -eq "0" ]; then
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_$cmd "$@"
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rc=$?
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[ $rc -ne 0 ] && error=$((error + 1))
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fi
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done <$FILE
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