#!/bin/sh

TZ=${TZ:-UTC}

JLS_PATH="/opt/jetbrains-license-server"
JLS_LISTEN_ADDRESS="0.0.0.0"
JLS_PORT=8000
JLS_CONTEXT=${JLS_CONTEXT:-/}
JLS_ACCESS_CONFIG=${JLS_ACCESS_CONFIG:-/data/access-config.json}
JLS_PROXY_TYPE=${JLS_PROXY_TYPE:-https}

if [ -n "${PGID}" ] && [ "${PGID}" != "$(id -g jls)" ]; then
  echo "Switching to PGID ${PGID}..."
  sed -i -e "s/^jls:\([^:]*\):[0-9]*/jls:\1:${PGID}/" /etc/group
  sed -i -e "s/^jls:\([^:]*\):\([0-9]*\):[0-9]*/jls:\1:\2:${PGID}/" /etc/passwd
fi
if [ -n "${PUID}" ] && [ "${PUID}" != "$(id -u jls)" ]; then
  echo "Switching to PUID ${PUID}..."
  sed -i -e "s/^jls:\([^:]*\):[0-9]*:\([0-9]*\)/jls:\1:${PUID}:\2/" /etc/passwd
fi

# Timezone
echo "Setting timezone to ${TZ}..."
ln -snf /usr/share/zoneinfo/${TZ} /etc/localtime
echo ${TZ} > /etc/timezone

# Init
echo "Initializing files and folders..."
su-exec jls:jls touch "/data/access-config.json"

# https://www.jetbrains.com/help/license_server/setting_host_and_port.html
echo "Configuring Jetbrains License Server..."
su-exec jls:jls license-server configure --listen ${JLS_LISTEN_ADDRESS} --port ${JLS_PORT} --context ${JLS_CONTEXT}

# https://www.jetbrains.com/help/license_server/setting_host_and_port.html
if [ ! -z "$JLS_VIRTUAL_HOSTS" ]; then
  echo "Following virtual hosts will be used:"
  for JLS_VIRTUAL_HOST in $(echo ${JLS_VIRTUAL_HOSTS} | tr "," "\n"); do
    echo "-> ${JLS_VIRTUAL_HOST}"
  done
  su-exec jls:jls license-server configure --jetty.virtualHosts.names=${JLS_VIRTUAL_HOSTS}
fi

# https://www.jetbrains.com/help/license_server/configuring_proxy_settings.html
if [ ! -z "$JLS_PROXY_HOST" -a ! -z "$JLS_PROXY_PORT" ]; then
  echo "Setting ${JLS_PROXY_TYPE} proxy to $JLS_PROXY_HOST:$JLS_PROXY_PORT..."
  su-exec jls:jls license-server configure \
    -J-D${JLS_PROXY_TYPE}.proxyHost=${JLS_PROXY_HOST} \
    -J-D${JLS_PROXY_TYPE}.proxyPort=${JLS_PROXY_PORT}

  if [ ! -z "$JLS_PROXY_USER" -a ! -z "$JLS_PROXY_PASSWORD" ]; then
    echo "Setting ${JLS_PROXY_TYPE} proxy credentials..."
    su-exec jls:jls license-server configure \
      -J-D${JLS_PROXY_TYPE}.proxyUser=${JLS_PROXY_USER} \
      -J-D${JLS_PROXY_TYPE}.proxyPassword=${JLS_PROXY_PASSWORD}
  fi
fi
unset JLS_PROXY_USER
unset JLS_PROXY_PASSWORD

# https://www.jetbrains.com/help/license_server/configuring_user_restrictions.html
if [ -s "$JLS_ACCESS_CONFIG" ]; then
  echo "Enabling user restrictions access from $JLS_ACCESS_CONFIG..."
  su-exec jls:jls license-server configure --access.config=file:${JLS_ACCESS_CONFIG}
fi

# https://www.jetbrains.com/help/license_server/detailed_server_usage_statistics.html
if [ ! -z "$JLS_SMTP_SERVER" -a ! -z "$JLS_STATS_RECIPIENTS" ]; then
  JLS_SMTP_PORT=${JLS_SMTP_PORT:-25}
  echo "Enabling User Reporting via SMTP at $JLS_SMTP_SERVER:$JLS_SMTP_PORT..."
  su-exec jls:jls license-server configure --smtp.server ${JLS_SMTP_SERVER} --smtp.server.port ${JLS_SMTP_PORT}

  if [ ! -z "$JLS_SMTP_USERNAME" -a ! -z "$JLS_SMTP_PASSWORD" ]; then
    echo "Using SMTP username $JLS_SMTP_USERNAME with password..."
    su-exec jls:jls license-server configure --smtp.server.username ${JLS_SMTP_USERNAME}
    su-exec jls:jls license-server configure --smtp.server.password ${JLS_SMTP_PASSWORD}
  fi
  unset JLS_SMTP_USERNAME
  unset JLS_SMTP_PASSWORD

  if [ ! -z "$JLS_STATS_FROM" ]; then
    echo "Setting stats sender to $JLS_STATS_FROM..."
    su-exec jls:jls license-server configure --stats.from ${JLS_STATS_FROM}
  fi

  if [ "$JLS_REPORT_OUT_OF_LICENSE" -gt 0 ]; then
    echo "Setting report out of licence to $JLS_REPORT_OUT_OF_LICENSE%..."
    su-exec jls:jls license-server configure --reporting.out.of.license.threshold ${JLS_REPORT_OUT_OF_LICENSE}
  fi

  echo "Stats recipients: $JLS_STATS_RECIPIENTS..."
  su-exec jls:jls license-server configure --stats.recipients ${JLS_STATS_RECIPIENTS}
fi

# https://www.jetbrains.com/help/license_server/detailed_server_usage_statistics.html
if [ ! -z "$JLS_STATS_TOKEN" ]; then
  echo "Enabling stats via API at /$JLS_STATS_TOKEN..."
  su-exec jls:jls license-server configure --reporting.token ${JLS_STATS_TOKEN}
fi
unset JLS_STATS_TOKEN

echo "Fixing perms..."
chown -R jls:jls /data "$JLS_PATH"

exec su-exec jls:jls "$@"