ubuntu@ip-172-16-80-80:/srv/salt$ cat /etc/salt/master.d/reactor.conf
reactor:
  - 'salt/beacon/minion1/inotify//opt':
    - salt://reactor/minion1/clean-opt.sls
  - 'salt/beacon/minion1/service':
    - salt://reactor/minion1/start-nginx.sls
ubuntu@ip-172-16-80-80:/srv/salt$ cat reactor/minion1/clean-opt.sls
cleanopt:
  local.cmd.run:
    - tgt: minion1
    - arg:
      - rm -f /opt/*
ubuntu@ip-172-16-80-80:/srv/salt$ cat reactor/minion1/start-nginx.sls
start_nginx:
  local.cmd.run:
    - tgt: {{ data['id'] }}
    - args: service nginx start