#!/usr/bin/with-contenv bash
# shellcheck shell=bash

###
# SWAG LOGIC https://github.com/linuxserver/docker-swag/blob/master/root/etc/cont-init.d/50-config
###

# copy reverse proxy configs
cp -R /defaults/proxy-confs /config/nginx/

# copy proxy defaults
[[ ! -f /config/nginx/proxy.conf ]] &&
  cp /defaults/proxy.conf /config/nginx/proxy.conf
[[ ! -f /config/nginx/ssl.conf ]] &&
  cp /defaults/ssl.conf /config/nginx/ssl.conf

# copy pre-generated dhparams or generate if needed
if ! grep -q 'PARAMETERS' "/config/nginx/dhparams.pem"; then
  curl -o /config/nginx/dhparams.pem -L "https://lsio.ams3.digitaloceanspaces.com/dhparams.pem"
fi
if ! grep -q 'PARAMETERS' "/config/nginx/dhparams.pem"; then
  echo "Generating dhparams.pem. This will take a long time. Do not stop the container until this process is completed."
  openssl dhparam -out /config/nginx/dhparams.pem 4096
fi

# permissions
chown -R abc:abc \
  /config/nginx/{proxy.conf,ssl.conf,dhparams.pem,proxy-confs/}