127 lines
2.6 KiB
Plaintext
127 lines
2.6 KiB
Plaintext
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#!/bin/sh
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echo "Started $0 $*"
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ROOT=
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# parse command line params
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action=
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while [ $# != 0 ]; do
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opt="$1"
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case "$opt" in
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enable)
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shift
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action="$opt"
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services="$1"
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cmd_args="1"
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shift
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;;
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disable)
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shift
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action="$opt"
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services="$1"
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cmd_args="1"
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shift
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;;
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mask)
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shift
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action="$opt"
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services="$1"
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cmd_args="1"
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shift
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;;
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--root=*)
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ROOT=${opt##--root=}
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cmd_args="0"
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shift
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;;
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*)
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if [ "$cmd_args" = "1" ]; then
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services="$services $opt"
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shift
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else
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echo "'$opt' is an unkown option; exiting with error"
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exit 1
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fi
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;;
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esac
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done
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for service in $services; do
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if [ "$action" = "mask" ]; then
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if [ ! -d $ROOT/etc/systemd/system/ ]; then
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mkdir -p $ROOT/etc/systemd/system/
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fi
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cmd="ln -s /dev/null $ROOT/etc/systemd/system/$service"
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echo "$cmd"
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$cmd
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exit 0
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fi
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echo "Try to find location of $service..."
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# find service file
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for p in $ROOT/etc/systemd/system \
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$ROOT/lib/systemd/system \
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$ROOT/usr/lib/systemd/system; do
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if [ -e $p/$service ]; then
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service_file=$p/$service
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service_file=${service_file##$ROOT}
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fi
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done
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if [ -z "$service_file" ]; then
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echo "'$service' couldn't be found; exiting with error"
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exit 1
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fi
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echo "Found $service in $service_file"
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# create the required symbolic links
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wanted_by=$(grep WantedBy $ROOT/$service_file \
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| sed 's,WantedBy=,,g' \
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| tr ',' '\n' \
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| grep '\(\.target$\)\|\(\.service$\)')
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for r in $wanted_by; do
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echo "WantedBy=$r found in $service"
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if [ "$action" = "enable" ]; then
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mkdir -p $ROOT/etc/systemd/system/$r.wants
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ln -s $service_file $ROOT/etc/systemd/system/$r.wants
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echo "Enabled $service for $wanted_by."
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else
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rm -f $ROOT/etc/systemd/system/$r.wants/$service
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rmdir --ignore-fail-on-non-empty -p $ROOT/etc/systemd/system/$r.wants
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echo "Disabled $service for $wanted_by."
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fi
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done
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# create the required symbolic 'Alias' links
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alias=$(grep Alias $ROOT/$service_file \
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| sed 's,Alias=,,g' \
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| tr ',' '\n' \
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| grep '\.service$')
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for r in $alias; do
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if [ "$action" = "enable" ]; then
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mkdir -p $ROOT/etc/systemd/system
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ln -s $service_file $ROOT/etc/systemd/system/$r
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echo "Enabled $service for $alias."
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else
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rm -f $ROOT/etc/systemd/system/$r
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echo "Disabled $service for $alias."
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fi
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done
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# call us for the other required scripts
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also=$(grep Also $ROOT/$service_file \
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| sed 's,Also=,,g' \
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| tr ',' '\n')
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for a in $also; do
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echo "Also=$a found in $service"
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if [ "$action" = "enable" ]; then
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$0 --root=$ROOT enable $a
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fi
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done
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done
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