#!/bin/bash

# usage $0 [MAIL_HOST]
# setup things which involve being the primary host or not

set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR


if [[ $EUID == 0 && ! $SUDO_USER ]]; then
  echo "$0: error: requires running as nonroot or sudo"
  exit 1
fi

if [[ $1 ]]; then
  new_host=$1
  sed -ri "s/MAIL_HOST=.*/MAIL_HOST=$new_host/" /a/bin/bash_unpublished/source-state
  source /a/bin/bash_unpublished/source-state
fi

if [[ $HOSTNAME == "$MAIL_HOST" ]]; then
  # arbtt disabled for now
  #DISPLAY=:0 arbtt-capture --sample-rate=10 &
  sudo systemctl start rss2email.timer
  sudo systemctl enable rss2email.timer
  sudo systemctl start btrbk.timer
  sudo systemctl enable btrbk.timer

else
  sudo systemctl stop rss2email.timer
  sudo systemctl stop rss2email.service
  sudo systemctl disable rss2email.timer
  # arbtt disabled for now
  # for ((i=0; i<10; i++)); do
  #   killall arbtt-capture || break
  #   sleep 1
  #   if [[ $i == 9 ]]; then
  #     exit 1
  #   fi
  # done
fi

/a/exe/mail-setup
exit 0
: