pistar-mmdvm-log-backups

#!/bin/bash
# Backup MMDVM logs during shutdown/reboots
#
if [ ! -d /var/log/pi-star ]; then
  exit 0
fi
#rpi-rw
#xro=$(grep "/dev/root" /proc/mounts | sed -n "s/.*\(r[ow]\).*/\1/p")
xro=$(sed -n "s/\/dev\/.* \/ ext4 \(r[ow]\).*/\1/p" /proc/mounts)
if [ "$xro" == "ro" ]; then
  sudo mount -o remount,rw / # sudo mount -o remount,rw /boot
fi
#
rbt=0
while getopts ur opt; do
  case $opt in
    r) rbt=1;;
  esac
done
shift $(($OPTIND - 1))
#
if [ ! -d /home/pi-star/.mlogs ]; then
  sudo mkdir /home/pi-star/.mlogs
fi
#
#sudo cp -p /var/log/pi-star/MMDVM* /home/pi-star/.mlogs
cd /var/log/pi-star/
#for f in $(ls -tr MMDVM*)
for f in $(ls -t {MMDVM*,DMR*,APRS*,M17*,YSF*,ircDDB*,NXDN*,P25*,timeserverd} 2>/dev/null)
do
  if [ /var/log/pi-star/$f -nt /home/pi-star/.mlogs/$f ]; then
    sudo cp -p /var/log/pi-star/$f /home/pi-star/.mlogs/$f
    echo $f "("$(stat -c %y /home/pi-star/.mlogs/$f | cut -c12-19)") backed up"
  fi
done
#
#logger -t "[$$]" "Pi-Star --> MMDVM logs backed up"
#
if [ $rbt == 1 ]; then
  sudo touch /home/pi-star/.mlogs/reboot-$(date +%Y-%m-%d-%H:%M:%S)
fi
#
for f in {pi-star_update,pi-star_upgrade}; do
  if [ -r /var/log/pi-star/${f}.log ]; then
    x2=$(date '+%Y-%m-%d-%T' -r /var/log/pi-star/${f}.log)
    sudo mv    /var/log/pi-star/${f}.log       /var/log/pi-star/${f}-${x2}.log
    sudo cp -p /var/log/pi-star/${f}-${x2}.log /home/pi-star/.mlogs
  fi
done
#
#rpi-ro
if [ "$xro" == "ro" ]; then
  sudo mount -o remount,ro / # sudo mount -o remount,ro /boot
fi