check that memcached is reacheable from ncc

gistfile1.txt

#!/bin/bash
# ./{0} nova-cloud-controller

units=$(juju status $1 | grep -E '[a-z\-]+\/[0-9]+' | awk '{print $1}' | sed s'/.$//')
for unit in ${units}; do
  relations=$(juju run --unit ${unit} 'relation-ids memcache')
  for relation in ${relations}; do
    unit_list=$(juju run --unit ${unit} "relation-list -r ${relation}")
      for related in ${unit_list}; do
	addr=$(juju run --unit ${unit} "relation-get -r ${relation} private-address ${related}")
        juju run --unit ${unit} "nc -vz -t ${addr} 11211"
      done
  done
done