iankelling.org Git - distro-setup/blob - system-status

   1 #!/bin/bash
   2 # Copyright (C) 2019 Ian Kelling
   3 # SPDX-License-Identifier: AGPL-3.0-or-later
   4
   5 if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
   6
   7 set -eE -o pipefail
   8 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
   9
  10 f=/dev/shm/iank-status
  11
  12 write-status() {
  13   chars=()
  14
  15   if test -e /nocow/btrfs-stale/*; then
  16     chars+=("STALE!")
  17   fi
  18   if test -e /m/md/bounces/new/*; then
  19     chars+=("BOUNCE!")
  20   fi
  21   if [[ -e /nocow/user/mailtest-failure ]]; then
  22     chars+=("MAILPING!")
  23   fi
  24   if [[ -s /var/log/exim4/paniclog ]]; then
  25     chars+=("PANIC!")
  26   fi
  27
  28   cat /a/bin/bash_unpublished/source-state >$f
  29
  30   if [[ $chars ]]; then
  31     echo "ps_char=\"${chars[*]} \$ps_char\"" >>$f
  32   fi
  33 }
  34 write-status
  35 if [[ $@ ]]; then
  36   exit 0
  37 fi
  38 for ((i=1; i<=3; i++)); do
  39   sleep 15
  40   write-status
  41 done