ansible-playbooks/update-hosts.yml

---
- hosts: all
  become: yes
  become_method: sudo
  tasks:
     - name: update hosts
       connection: local
       git: repo=~git/public/hosts.git dest=/tmp/generate-hosts-{{ ansible_hostname }}
     - name: generate hosts file
       connection: local
       shell: /tmp/generate-hosts-{{ ansible_hostname }}/generate-hosts.py < /tmp/generate-hosts-{{ ansible_hostname }}/hosts.in > /tmp/generate-hosts-{{ ansible_hostname }}/hosts
     - name: copy hosts file
       copy: src=/tmp/generate-hosts-{{ ansible_hostname }}/hosts dest=/etc/hosts backup=no
     - name: etckeeper commit
       command: etckeeper commit "Update /etc/hosts with ansible"
     - name: delete local copy
       connection: local
       command: rm -rf /tmp/generate-hosts-{{ ansible_hostname }}