Ansible trouble

command.sh

ansible-playbook -i hosts test.yml -u ubuntu -v

hosts

[localhost]
localhost ansible_python_interpreter=/home/pgmillon/.virtualenv/ansible/bin/python

[db]
127.0.0.1:2222

main.yml

- name: PostgreSQL packages
  apt: name={{item}} state=present
  with_items:
  - postgresql
  - libpq-dev
  - python-psycopg2
  register: pginstall


- name: Download maven artifact from Public Release
  local_action: get_url
    url="https://repo1.maven.org/maven2/activemq/activemq-ra/2.1/activemq-ra-2.1.pom"
    dest="/tmp/toto.pom"
    force=yes
  sudo: false

test.yml

- hosts: db
  sudo: yes
  gather_facts: no
  roles:
  - role: postgresql