Start PhantomJS server as a Linux service

install.sh

export TMPDIR=/tmp/
cd /usr/local/lib
mkdir phantom
cd phantom
wget https://gist.githubusercontent.com/ultimagriever/72fcb3e4446460638d65aecd2fbee98c/raw/9d915c60921219900b60c64cf5379c54d63ca43c/restart.sh
wget https://gist.githubusercontent.com/ultimagriever/72fcb3e4446460638d65aecd2fbee98c/raw/9d915c60921219900b60c64cf5379c54d63ca43c/start.sh
wget https://gist.githubusercontent.com/ultimagriever/72fcb3e4446460638d65aecd2fbee98c/raw/9d915c60921219900b60c64cf5379c54d63ca43c/status.sh
wget https://gist.githubusercontent.com/ultimagriever/72fcb3e4446460638d65aecd2fbee98c/raw/9d915c60921219900b60c64cf5379c54d63ca43c/stop.sh
chmod +x *.sh
ln -s /usr/local/lib/phantom/restart.sh /usr/local/bin/phantom-restart
ln -s /usr/local/lib/phantom/start.sh /usr/local/bin/phantom-start
ln -s /usr/local/lib/phantom/status.sh /usr/local/bin/phantom-status
ln -s /usr/local/lib/phantom/stop.sh /usr/local/bin/phantom-stop

phantom-start

restart.sh

#!/bin/bash

phantom-stop
phantom-start

exit 1

start.sh

#!/bin/bash
SERVICE_NAME="phantom"
FOLDER="/usr/local/bin"
KEYWORD="countdown"

PROC=`ps -ef | grep $SERVICE_NAME | grep $KEYWORD | grep -v grep | awk -F" " '{ print $2 }'`;

if [ "$PROC" ]; then
  echo "$SERVICE_NAME is already running."
  echo "If you would like to restart, please run '${SERVICE_NAME}-restart'."
  exit
fi

CORES=$(cat /proc/cpuinfo | grep cores | awk -F '[^0-9]*' '$0=$2')
echo "Starting $CORES servers..."

for i in `seq 1 $CORES`
do
  PORT=$(expr 4000 + $i)
  nohup /usr/local/bin/phantomjs /var/www/html/node-countdown-gif/countdown-generator/generate.js $PORT &
done

echo "$CORES servers started."
exit

status.sh

#!/bin/bash

PORTS=`ps -ef | grep phantom | grep countdown | grep -v grep | awk -F" " '{ print $10 }'`;

if [ "$PORTS" ]; then
  echo "Service running on the following ports:"
  while read -r line; do
    echo $line
  done <<< "$PORTS"
fi
exit 1

stop.sh

#!/bin/bash
SERVICE_NAME="phantom"
KEYWORD="countdown"

echo "Stopping $SERVICE_NAME..."
killall phantomjs
sleep 5
echo "$SERVICE_NAME stopped."
exit 1