#!/bin/bash
# Copyright (C) 2019 Ian Kelling
# SPDX-License-Identifier: AGPL-3.0-or-later

if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi

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

f=/dev/shm/iank-status

write-status() {
  chars=()

  if test -e /nocow/btrfs-stale/*; then
    chars+=("STALE!")
  fi
  if test -e /m/md/bounces/new/*; then
    chars+=("BOUNCE!")
  fi
  if [[ -e /nocow/user/mailtest-failure ]]; then
    chars+=("MAILPING!")
  fi
  if [[ -s /var/log/exim4/paniclog ]]; then
    chars+=("PANIC!")
  fi

  cat /a/bin/bash_unpublished/source-state >$f

  if [[ $chars ]]; then
    echo "ps_char=\"${chars[*]} \$ps_char\"" >>$f
  fi
}
write-status
if [[ $@ ]]; then
  exit 0
fi
for ((i=1; i<=3; i++)); do
  sleep 15
  write-status
done