register not support variable

[Can Shen]

now . I  has run two comands  and register the  two variable , when I call the variable ， the variable Unavailable (undefined)

flowing is my  playbook：

---

 - hosts: 127.0.0.1

   connection: local

   tasks:

    - name: test

      shell: df -{{ item.command }}

      register: "{{ item.res }}"

      with_items:

        - { command: h, res: cange }

        - { command: i, res: cange1 }

    - name: xxx1

      shell: echo "{{ cange.results[0].stdout }}" >/tmp/xxx

    - name: xxx2

      shell: echo "{{ cange1.results[0].stdout }}" >/tmp/xxx1

the error information:

TASK: [xxx1] ******************************************************************

fatal: [127.0.0.1] => One or more undefined variables: 'cange' is undefined

FATAL: all hosts have already failed -- aborting

Who can help me !   thank you  very much.

[Matt Martz]

The value of register can not be a variable.  You must statically define it such as:

register: cange

Additionally, 'register' works a little differently with loops such as with_items.  See <http://docs.ansible.com/playbooks_loops.html#using-register-with-a-loop>

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Matt Martz
@sivel
sivel.net