S61unbound

#!/bin/sh
VER="1.01"

# v1.01 08-May-2020 Martineau Allow dnsmasq bypass; (Stop dnsmasq to release '127.0.0.1@53')
if [ "$1" = "start" ] || [ "$1" = "restart" ]; then
        # Wait for NTP before starting
        ntptimer=0
        while [ "$(nvram get ntp_ready)" = "0" ] && [ "$ntptimer" -lt "300" ]; do
                ntptimer=$((ntptimer+1))
                [ "$ntptimer" -eq "1" ] && logger -st "S61unbound" "Waiting for NTP to sync before starting Unbound..."
                sleep 1
        done

        if [ "$ntptimer" -ge "300" ]; then
                logger -st "S61unbound" "NTP failed to sync after 5 minutes - please check immediately!"
                exit 1
        fi
		
		TXT=
		# Default unbound+dnsmasq uses 'port: 53535'; if not then assume dnsmasq bypass ('port 53')
		[ -z "$(grep "^port: 53535" /opt/var/lib/unbound/unbound.conf)" ] && { service stop_dnsmasq; TXT="(bypass dnsmasq)"; } # (Release '127.0.0.1@53')
		
        logger -t S61unbound "$1 Unbound DNS server $TXT $0"		
fi


# set environment PATH to system binaries
export PATH=/sbin:/bin:/usr/sbin:/usr/bin:$PATH
export TZ=$(cat /etc/TZ)
ENABLED=yes
PROCS=unbound
ARGS="-c /opt/var/lib/unbound/unbound.conf"
PREARGS="nohup"
PRECMD=""
POSTCMD="service restart_dnsmasq"
DESC=$PROCS
PATH=/opt/sbin:/opt/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

. /opt/etc/init.d/rc.func