#!/bin/bash
# I, Ian Kelling, follow the GNU license recommendations at
# https://www.gnu.org/licenses/license-recommendations.en.html. They
# recommend that small programs, < 300 lines, be licensed under the
# Apache License 2.0. This file contains or is part of one or more small
# programs. If a small program grows beyond 300 lines, I plan to switch
# its license to GPL.

# Copyright 2024 Ian Kelling

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.



if [[ ! -e /dev/shm/iank-status ]]; then
  exit 0
fi
eval "$(< /dev/shm/iank-status)"

dirs=()
for d in /var/local/cron-errors /home/iank/cron-errors /sysd-mail-once-state; do
  if [[ -e $d ]]; then
    dirs+=($d)
  fi
done
if (( ${#dirs[@]} >= 1 )); then
  out=$(find ${dirs[@]} -type f)
fi
if [[ $out ]]; then
  echo HOSTNAME: $HOSTNAME
  printf "%s\n" "$out"
fi
if [[ $HOSTNAME != "$MAIL_HOST" ]]; then
  exit 0
fi
for h in {li,bk,je}.b8.nz; do
  out=$(ssh $h find /m/md/bounces/new /var/local/cron-errors /home/iank/cron-errors /sysd-mail-once-state -type f)
  if [[ $out ]]; then
    echo $h:
    printf "%s\n" "$out"
  fi
done

# for .prom.$PID files, they will naturally exist when
# scripts like system-status get killed on reboot.
# Just clean them up here.
find /var/lib/prometheus/node-exporter -name '*[0-9]' -type f -mtime 9 -delete