fix: Run as foreground process

fix: Run as foreground process

.github/workflows/check.yml

@@ -11,4 +11,4 @@ jobs:
       - name: Run ShellCheck
         uses: ludeeus/action-shellcheck@master
 env:
-        SHELLCHECK_OPTS: -x -e SC2001 -e SC2002 -e SC2223 -e SC2034 -e SC2064  -e SC2317
+        SHELLCHECK_OPTS: -x -e SC2001 -e SC2002 -e SC2223 -e SC2034 -e SC2064  -e SC2317 -e SC2093

readme.md

@@ -16,7 +16,6 @@ QEMU in a docker container using KVM acceleration.
 
  - Multi-platform
  - KVM acceleration
- - Graceful shutdown
 
 ## Usage
 
@@ -38,7 +37,6 @@ services:
         ports:
             - 22:22
         restart: on-failure
-        stop_grace_period: 1m        
 ```
 
 Via `docker run`

run/power.sh

@@ -1,60 +0,0 @@
-#!/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"

run/run.sh

@@ -38,9 +38,6 @@ fi
 # Initialize network
 . /run/network.sh
 
-# Configure shutdown
-. /run/power.sh
-
 KVM_ERR=""
 KVM_OPTS=""
 
@@ -68,21 +65,11 @@ MAC_OPTS="-machine type=q35,usb=off,dump-guest-core=off,hpet=off${KVM_OPTS}"
 SERIAL_OPTS="-serial mon:stdio -device virtio-serial-pci,id=virtio-serial0,bus=pcie.0,addr=0x3"
 EXTRA_OPTS="-device virtio-balloon-pci,id=balloon0 -object rng-random,id=rng0,filename=/dev/urandom -device virtio-rng-pci,rng=rng0"
 
-ARGS="${DEF_OPTS} ${CPU_OPTS} ${RAM_OPTS} ${MAC_OPTS} ${MON_OPTS} ${SERIAL_OPTS} ${NET_OPTS} ${DISK_OPTS} ${EXTRA_OPTS} ${ARGUMENTS}"
+ARGS="${DEF_OPTS} ${CPU_OPTS} ${RAM_OPTS} ${MAC_OPTS} ${SERIAL_OPTS} ${NET_OPTS} ${DISK_OPTS} ${EXTRA_OPTS} ${ARGUMENTS}"
 ARGS=$(echo "$ARGS" | sed 's/\t/ /g' | tr -s ' ')
 
 trap - ERR
 
-set -m
+[[ "${DEBUG}" == [Yy1]* ]] && info "$VERS" && set -x
-(
+exec qemu-system-x86_64 ${ARGS:+ $ARGS}
-  [[ "${DEBUG}" == [Yy1]* ]] && info "$VERS" && set -x
+{ set +x; } 2>/dev/null
-  qemu-system-x86_64 ${ARGS:+ $ARGS} & echo $! > "${_QEMU_PID}"
-  { set +x; } 2>/dev/null
-)
-set +m
-
-#if (( KERNEL > 5 )) || ( (( KERNEL == 5 )) && (( MINOR > 2 )) ); then
-#  pidwait -F "${_QEMU_PID}" & wait $!
-#else
-
-tail --pid "$(cat "${_QEMU_PID}")" --follow /dev/null & wait $!