restart-demowebapp.sh

#!/bin/bash -e

main() {

  THISDOMAIN="cyberark.local"
  PROJECTNAME="ppdemo"   #change this if project folder is not ppdemo  

  echo "-----"
  echo "Stop and restart prod/dev webapp containers"

  # Start container using docker-compose
  docker-compose stop prod-webapp &&  docker-compose rm -f prod-webapp
  docker-compose stop dev-webapp && docker-compose rm -f dev-webapp

  docker-compose exec puppet puppet node purge prod-webapp"."$THISDOMAIN
  docker-compose exec puppet puppet node purge dev-webapp"."$THISDOMAIN

  docker-compose up -d prod-webapp
  docker-compose up -d dev-webapp

  updatehostsfile $(docker-compose ps -q dev-webapp)
  updatehostsfile $(docker-compose ps -q prod-webapp)

}

updatehostsfile() {

  local containername="$1"
  local processfile=/etc/hosts
  local tmpfile=/tmp/${1}.tmp
  local knownhostsfile=~/.ssh/known_hosts

  conthostname=`docker inspect --format '{{ .Config.Hostname }}' $containername`
  contipaddress=`docker inspect --format '{{ .NetworkSettings.Networks.'"$PROJECTNAME"'_default.IPAddress }}' $containername`

  echo "---- Update hosts file for $conthostname"
  grep -v $conthostname $processfile > $tmpfile
  echo -e $contipaddress '\t' $conthostname '\t' $conthostname'.'$THISDOMAIN >> $tmpfile
  mv $tmpfile $processfile

  echo "---- Remove host from ssh knownhosts"
  ssh-keygen -R $conthostname || true
}



main "$@"