Postfix email to Rails

header_checks

# File: /etc/postfix/header_checks
# Add to the bottom of the file

/To:.*support@myapp.com.*/ FILTER send_to_my_app:

main.cf

# File: /etc/postfix/main.cf
# Make sure you have next line in the file

header_checks = regexp:/etc/postfix/header_checks

master.cf

# File: /etc/postfix/master.cf
# Add to the bottom

send_to_my_app   unix   -        n      n       -       -   pipe
  flags=Xhq user=yury directory=/home/yury/MyApp/production/current argv=sh ./receive_mail.sh

receive_mail.sh

# File: ../shared/receive_mail.sh

/home/yury/.rvm/bin/rvm 2.1.5@my_gemset do bundle exec rails runner -e production "SomeMailer.receive(STDIN.read)"