varnishconfigtest.sh

#!/bin/bash
  
err=false

tmp=$(mktemp) && {

        varnishd -C -f /etc/varnish/default.vcl 2>$tmp \
                || {
                        r=$?
                        err=true
                        cat $tmp
                }
        rm -f $tmp
}

if [ "$err" == "false" ]
then
        echo Configuration compiled succefully
else
        # echo Configuration compilation failed with status $r
        exit $r
fi