#!/bin/sh

# Set default varnish memory cache size if not specified
if [ -z "$MEMSIZE" ]; then
    export MEMSIZE=64M
fi

# Set varnish secret if not specified
if [ ! -f /etc/varnish/secret ]; then
    if [ -z "$SECRET" ]; then
        SECRET=`cat /proc/sys/kernel/random/uuid`
    fi
    echo $SECRET > /etc/varnish/secret
fi
echo "Secret is `cat /etc/varnish/secret`"

# Check vcl syntax
varnishd -C -f /etc/varnish/default.vcl > /dev/null || exit 1

exec /usr/sbin/varnishd -f /etc/varnish/default.vcl -a 0.0.0.0:80 -T 0.0.0.0:6082 -S /etc/varnish/secret -F -s malloc,${MEMSIZE} $@