machines:
  "0":
    agent-state: started
    agent-version: 1.12.0.1
    dns-name: 10.0.3.1
    instance-id: localhost
    series: precise
  "1":
    agent-state: started
    agent-version: 1.12.0.1
    instance-id: ubuntu-local-machine-1
    instance-state: missing
    series: precise
  "2":
    agent-state: started
    agent-version: 1.12.0.1
    instance-id: ubuntu-local-machine-2
    instance-state: missing
    series: precise
services:
  mysql:
    charm: cs:precise/mysql-27
    exposed: true
    relations:
      cluster:
      - mysql
      db:
      - wordpress
    units:
      mysql/0:
        agent-state: started
        agent-version: 1.12.0.1
        machine: "1"
        public-address: 10.0.3.227
  wordpress:
    charm: cs:precise/wordpress-16
    exposed: false
    relations:
      db:
      - mysql
      loadbalancer:
      - wordpress
    units:
      wordpress/0:
        agent-state: started
        agent-version: 1.12.0.1
        machine: "2"
        public-address: 10.0.3.122

###########################################################

juju ssh 1
Permission denied (publickey,password).
error: exit status 255