path: root/system/earlyoom/doinst.sh

#!/bin/sh

config() {
	NEW="$1"
	OLD="$(dirname $NEW)/$(basename $NEW .new)"
	# If there's no config file by that name, mv it over:
	if [ ! -r $OLD ]; then
		mv $NEW $OLD
	elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then # toss the redundant copy
		rm $NEW
	fi
	# Otherwise, we leave the .new copy for the admin to consider...
}

preserve_perms() {
	NEW="$1"
	OLD="$(dirname $NEW)/$(basename $NEW .new)"
	if [ -e $OLD ]; then
		cp -a $OLD ${NEW}.incoming
		cat $NEW > ${NEW}.incoming
		mv ${NEW}.incoming $NEW
	fi
	config $NEW
}

preserve_perms etc/rc.d/rc.earlyoom.new