#!/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

source /a/bin/errhandle/err

shopt -s nullglob
shopt -s dotglob

for h in bk je li frodo kwwg x3wg x2wg kdwg; do
  statedir=/b/bash_unpublished/mailq-state
  statefile=$statedir/$h
  [[ -d $statedir ]] || continue
  if [[ $HOSTNAME == "${h%wg}" ]]; then
    rm -f $statefile
    continue
  fi
  if c=$(timeout -v 10 ssh root@$h.b8.nz /usr/local/bin/check-mailq 2>&1 ); then
    rm -f $statefile
    if [[ $c ]]; then
      echo q:$h=$c
    fi
  else
    if [[ -s $statefile ]]; then
      logsec=$(date +%s -d "$(head -n1 $statefile | awk '{print $1,$2}')")
      nowsec=$(date +%s)
      if (( logsec < nowsec - 60*60*48 )); then
        echo $0: host $h ssh /usr/local/bin/check-mailq fail for over 48 hours
      fi
    fi
    printf "%s\n" "$c" | ts "%F %T" >> $statefile
  fi
done