build: Remove agent

      - name: Run ShellCheck

        uses: ludeeus/action-shellcheck@master

env:

        SHELLCHECK_OPTS: -x --source-path=src -e SC2001 -e SC2002 -e SC2223 -e SC2034 -e SC2064 -e SC2317 -e SC2028 -e SC2153 -e SC2004 

        SHELLCHECK_OPTS: -x --source-path=src -e SC2001 -e SC2002 -e SC2223 -e SC2034 -e SC2064 -e SC2317 -e SC2153 -e SC2028

#!/usr/bin/env bash

set -u

VERSION="9"

HEADER="VirtualDSM Agent"

# Functions

error () { echo -e "\E[1;31m❯ ERROR: $1\E[0m" ; }

info () { echo -e "\E[1;34m❯\E[1;36m $1\E[0m" ; }

finish() {

  echo "❯ $HEADER: Shutting down.."

  exit

}

function checkNMI {

  local nmi

  nmi=$(cat /proc/interrupts | grep NMI | sed 's/[^1-9]*//g')

  if [ "$nmi" != "" ]; then

    info "Received shutdown request through NMI.."

    /usr/syno/sbin/synoshutdown -s > /dev/null

    finish

  fi

}

function downloadUpdate {

  TMP="/tmp/agent.sh"

  rm -f "${TMP}"

  # Auto update the agent

  URL="https://raw.githubusercontent.com/vdsm/virtual-dsm/master/agent/agent.sh"

  remote_size=$(curl -sIk -m 4 "${URL}" | grep -i "content-length:" | tr -d " \t" | cut -d ':' -f 2)

  remote_size=${remote_size//$'\r'}

  [[ "$remote_size" == "" || "$remote_size" == "0" ]] && return

  remote_size=$(($remote_size+0))

  ((remote_size<100)) && return

  SCRIPT=$(readlink -f "${BASH_SOURCE[0]}")

  local_size=$(stat -c%s "$SCRIPT")

  local_size=$(($local_size+0))

  [[ remote_size -eq local_size ]] && return

  if ! curl -sfk -m 10 -o "${TMP}" "${URL}"; then

    error "$HEADER: curl error ($?)" && return

  fi

  if [ ! -f "${TMP}" ]; then

    error "$HEADER: update error, file not found.." && return

  fi

  line=$(head -1 "${TMP}")

  if [[ "$line" != "#!/usr/bin/env bash" ]]; then

    error "$HEADER: update error, invalid header: $line" && return

  fi

  if cmp --silent -- "${TMP}" "${SCRIPT}"; then

    error "$HEADER: update file is already equal? (${local_size} / ${remote_size})" && return

  fi

  mv -f "${TMP}" "${SCRIPT}"

  chmod 755 "${SCRIPT}"

  info "$HEADER: succesfully installed update..."

}

function installPackages {

  for filename in /usr/local/packages/*.spk; do

    if [ -f "$filename" ]; then

      BASE=$(basename "$filename" .spk)

      BASE="${BASE%%-*}"

      [[ $BASE == "ActiveInsight" ]] && continue

      info "Installing package ${BASE}.."

      /usr/syno/bin/synopkg install "$filename" > /dev/null

      /usr/syno/bin/synopkg start "$BASE" > /dev/null &

      rm "$filename"

    fi

  done

}

trap finish SIGINT SIGTERM

ts=$(date +%s%N)

echo ""

echo "❯ Started $HEADER v$VERSION..."

checkNMI

# Install packages 

first_run=false

for filename in /usr/local/packages/*.spk; do

  if [ -f "$filename" ]; then

    first_run=true

  fi

done

if [ "$first_run" = true ]; then

  installPackages

else

  downloadUpdate

fi

# Wait for NMI interrupt as a shutdown signal

while true; do

  checkNMI

  sleep 2 & wait $!

done

#!/bin/bash

PIDFILE="/var/run/agent.pid"

SCRIPT="/usr/local/bin/agent.sh"

error () { echo -e "\E[1;31m❯ ERROR: $1\E[0m" ; }

info () { echo -e "\E[1;34m❯\E[1;36m $1\E[0m" ; }

status() {

  if [ -f "$PIDFILE" ] && kill -0 "$(cat "$PIDFILE")"; then

    echo 'Service running'

    return 1

  fi

  return 0

}

start() {

  if [ -f "$PIDFILE" ] && kill -0 "$(cat "$PIDFILE")"; then

    echo 'Service already running'

    return 1

  fi

  echo 'Starting agent service...'

  chmod 666 /dev/ttyS0

  if [ ! -f "$SCRIPT" ]; then

    URL="https://raw.githubusercontent.com/vdsm/virtual-dsm/master/agent/agent.sh"

    if ! curl -sfk -m 10 -o "${SCRIPT}" "${URL}"; then

      error 'Failed to download agent script.' > /dev/ttyS0

      rm -f "${SCRIPT}"

      return 1

    else

      info 'Agent script was missing?' > /dev/ttyS0

    fi

    chmod 755 "${SCRIPT}"

  fi

  echo "-" > /var/lock/subsys/agent.sh

  "$SCRIPT" &> /dev/ttyS0 & echo $! > "$PIDFILE"

  return 0

}

stop() {

  if [ ! -f "$PIDFILE" ] || ! kill -0 "$(cat "$PIDFILE")"; then

    echo 'Service not running'

    return 1

  fi

  echo 'Stopping agent service...'

  chmod 666 /dev/ttyS0

  info 'Stopping agent service...' > /dev/ttyS0

  kill -15 "$(cat "$PIDFILE")" && rm -f "$PIDFILE"

  rm -f /var/lock/subsys/agent.sh

  echo 'Service stopped'

  return 0

}

case "$1" in

  start)

    start

    ;;

  stop)

    stop

    ;;

  status)

    status

    ;;

  restart)

    stop

    start

    ;;

  *)

    echo "Usage: $0 {start|stop|restart}"

    exit 1

esac