#!/bin/sh

# Only start container if nextcloud is accessible
while ! nc -z "$NEXTCLOUD_HOST" 9001; do
    echo "Waiting for Nextcloud to start..."
    sleep 5
done

set -x
IPv4_ADDRESS_NC="$(dig nextcloud-aio-nextcloud IN A +short +search | grep '^[0-9.]\+$' | sort | head -n1)"
HAPROXYFILE="$(sed "s|NC_IPV4_PLACEHOLDER|$IPv4_ADDRESS_NC|" /haproxy.cfg)"
echo "$HAPROXYFILE" > /tmp/haproxy.cfg

IPv6_ADDRESS_NC="$(dig nextcloud-aio-nextcloud AAAA +short +search | grep '^[0-9a-f:]\+$' | sort | head -n1)"
if [ -n "$IPv6_ADDRESS_NC" ]; then
    HAPROXYFILE="$(sed "s|NC_IPV6_PLACEHOLDER|$IPv6_ADDRESS_NC|" /tmp/haproxy.cfg)"
else
    HAPROXYFILE="$(sed "s# || { src NC_IPV6_PLACEHOLDER }##g" /tmp/haproxy.cfg)"
fi
echo "$HAPROXYFILE" > /tmp/haproxy.cfg

# Apply AIO_LOG_LEVEL as HAProxy global log directive
case "${AIO_LOG_LEVEL:-warning}" in
    debug)   HAPROXY_LOG_LEVEL="debug" ;;
    info)    HAPROXY_LOG_LEVEL="info" ;;
    warning) HAPROXY_LOG_LEVEL="notice" ;;
    error)   HAPROXY_LOG_LEVEL="err" ;;
    *)       HAPROXY_LOG_LEVEL="notice" ;;
esac
HAPROXYFILE="$(sed "s|# HAPROXY_LOG_PLACEHOLDER|log stdout format raw local0 $HAPROXY_LOG_LEVEL|" /tmp/haproxy.cfg)"
echo "$HAPROXYFILE" > /tmp/haproxy.cfg
set +x

haproxy -f /tmp/haproxy.cfg -db