Delete run/power.sh

#!/usr/bin/env bash

set -Eeuo pipefail

# Configure QEMU for graceful shutdown

QEMU_MONPORT=7100

QEMU_POWERDOWN_TIMEOUT=8

_QEMU_PID=/run/qemu.pid

_QEMU_SHUTDOWN_COUNTER=/run/qemu.counter

rm -f "${_QEMU_PID}"

rm -f "${_QEMU_SHUTDOWN_COUNTER}"

_trap(){

    func="$1" ; shift

    for sig ; do

        trap "$func $sig" "$sig"

    done

}

_graceful_shutdown() {

  set +e

  [ ! -f "${_QEMU_PID}" ] && return

  [ -f "${_QEMU_SHUTDOWN_COUNTER}" ] && return

  echo && info "Received $1 signal, shutting down..."

  echo 0 > "${_QEMU_SHUTDOWN_COUNTER}"

  # Send the shutdown (system_powerdown) command to the QMP monitor

  echo 'system_powerdown' | nc -q 1 -w 1 localhost "${QEMU_MONPORT}" > /dev/null

  while [ "$(cat ${_QEMU_SHUTDOWN_COUNTER})" -lt "${QEMU_POWERDOWN_TIMEOUT}" ]; do

    # Increase the counter

    echo $(($(cat ${_QEMU_SHUTDOWN_COUNTER})+1)) > ${_QEMU_SHUTDOWN_COUNTER}

    # Try to connect to qemu

    if echo 'info version'| nc -q 1 -w 1 localhost "${QEMU_MONPORT}" >/dev/null 2>&1 ; then

      sleep 1

      info "Shutting down, waiting... ($(cat ${_QEMU_SHUTDOWN_COUNTER})/${QEMU_POWERDOWN_TIMEOUT})"

    fi

  done

  echo && echo "❯ Quitting..."

  echo 'quit' | nc -q 1 -w 1 localhost "${QEMU_MONPORT}" >/dev/null 2>&1 || true

  closeNetwork

  return

}

_trap _graceful_shutdown SIGTERM SIGHUP SIGINT SIGABRT SIGQUIT

MON_OPTS="-monitor telnet:localhost:${QEMU_MONPORT},server,nowait,nodelay"