post_install() {
chown dnsmasq:dnsmasq /var/cache/adblock
holo apply
if [ ! -f /var/cache/adblock/hosts.txt ]; then
        touch /var/cache/adblock/hosts.txt
        chown dnsmasq:dnsmasq /var/cache/adblock/hosts.txt
    fi
}
post_upgrade() {
post_install
}
post_remove() {
holo apply
}
