updater

#!/usr/bin/env bash

set -e

# log message
function log() {
  message=$1
  #print to the shell incase someone ran this manually.'
  DATE=$(date)
  echo "$DATE: $message"
  echo "$DATE: $message" > $LOG_FILE
}

function run_upgrade() {
  log "*** Upgrading OS packages... ***"
  apt upgrade -y
  log "*** OS updating complete. System should reboot now. ***"
  #reboot
}

UPDATE_FILE="/tmp/obplayer.update"
LOG_FILE=$1

if [[ -f "$UPDATE_FILE" ]]; then
  log "*** Checking for OS updates... ***"
  DATA=$(apt update)
  # echo $DATA
  # check for updates.
  if [[ $DATA =~ "packages can be upgraded" ]]; then
    run_upgrade
  fi
  log "*** Exiting and removing $UPDATE_FILE ***"
  rm $UPDATE_FILE
fi

log "*** Exiting... ***"