start_hoyai.sh

#!/bin/bash
# Get a carriage return into `cr`

cr=`echo $'\n.'`
cr=${cr%.}
if [ "$#" -eq 0 ]; then
   echo "Usage: bash start_hoyai.sh <1,2,3>"
   echo "                  1 : start django"
   echo "                  2 : start postgres"
   echo "                  3 : restart postgres"
   echo "                  4 : stop postgres"
   echo "                  5 : stop django"
   echo "                  6 : uwsgi start"
   echo "                  7 : uwsgi stop"
   echo "                  8 : celery start"
   echo "                  9 : celery stop"
   echo "                  10: celery flower start"
   echo "                  11: celery flower stop"
  exit 1
fi

type="$1"
if [ "$type" = "1" ]; then
  
  echo "Stoping Django"
  
  kill $(ps aux | grep 'manage.py'|grep -v grep| awk '{print $2}')

  echo "Starting Django"
  


   python /home/dev/tensormsa/manage.py makemigrations
   python /home/dev/tensormsa/manage.py migrate
   python /home/dev/tensormsa/manage.py runserver $HOSTNAME:8000 &
fi
if [ "$type" = "2" ]; then
  echo "Starting postgres"
  sudo -u postgres /usr/lib/postgresql/9.6/bin/pg_ctl start -D /var/lib/postgresql/9.6/main
fi
if [ "$type" = "3" ]; then
  echo "restart postgres"
  sudo -u postgres /usr/lib/postgresql/9.6/bin/pg_ctl reload -D /var/lib/postgresql/9.6/main
fi
if [ "$type" = "4" ]; then
  echo "stop postgres"
  sudo -u postgres /usr/lib/postgresql/9.6/bin/pg_ctl stop -D /var/lib/postgresql/9.6/main
fi
if [ "$type" = "5" ]; then

  echo "Stoping Django"

  kill $(ps aux | grep 'manage.py'|grep -v grep| awk '{print $2}')
fi
if [ "$type" = "6" ]; then

  echo "Starting nginx uwsgi django"
  pkill uwsgi -9
  pkill nginx 

  uwsgi /home/dev/uwsgi/hoyai.ini --emperor /home/dev/tensormsa 2>&1 | tee /root/tensormsa.out &
  /usr/sbin/nginx
  sudo chmod 777 /home/dev/tensormsa/hoyai.sock
  kill $(ps aux | grep 'manage.py'|grep -v grep| awk '{print $2}')
fi
if [ "$type" = "7" ]; then

  echo "Stoping nginx uwsgi django"
  pkill uwsgi -9
  pkill nginx 

fi  
if [ "$type" = "8" ]; then

  echo "stoping celery"
  pkill celery

  echo "starting celery"
  celery -A hoyai worker -l info 2>&1 | tee /root/hoyai_celery.out &
fi 
if [ "$type" = "9" ]; then

  echo "stoping celery"
  pkill celery
fi
if [ "$type" = "10" ]; then
  echo "stoping celery flower"
  kill -9 $(ps -aux | grep flower|grep -v grep | awk '{print $2}')
  echo "starting celery flower"
  celery flower &
fi
if [ "$type" = "11" ]; then

  echo "stoping celery flower"
  kill -9 $(ps -aux | grep flower|grep -v grep | awk '{print $2}')
fi