~ubuntu-branches/ubuntu/saucy/cloud-init/saucy

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# log shutdowns and reboots to the console (/dev/console)
# this is useful for correlating logs
start on runlevel PREVLEVEL=2

task
console output

script
  # runlevel(7) says INIT_HALT will be set to HALT or POWEROFF
  date=$(date --utc)
  case "$RUNLEVEL:$INIT_HALT" in
     6:*)        mode="reboot";;
     0:HALT)     mode="halt";;
     0:POWEROFF) mode="poweroff";;
     0:*)        mode="shutdown-unknown";;
  esac
  { read seconds idle < /proc/uptime; } 2>/dev/null || :
  echo "$date: shutting down for $mode${seconds:+ [up ${seconds%.*}s]}."
end script