Ansible sub-string and list tests

substring.yml

# vim: noai:ts=2:sw=2:et
---

- name: "substring/slices sorting tests"

  hosts: localhost

  vars:
    servers:
      apps:
        name: "nx-1b-dkr-ngn" 

    k5_server:
      ansible_facts:
        openstack_servers:
          - { name: "nx-1b-dkr-ngn04", ip: "4.4.4.4", alias: 'four' }
          - { name: "nx-1b-dkr-ngn01", ip: "1.1.1.1", alias: 'one',}
          - { name: "nx-1b-dkr-ngn02", ip: "2.2.2.2", alias: 'two' }
          - { name: "nx-1b-dkr-ngn03", ip: "3.3.3.3", alias: 'three' }

  tasks:

#    - name: "Get OpenStack facts on the servers we just built"
#      os_server_facts:
#        server: "{{ servers.apps.name }}*"
#      register: k5_server


    - name: first
      debug: msg="{{ item }}"
      with_items: "{{ k5_server.ansible_facts.openstack_servers[0].name }}"

    - name: last
      debug: msg="{{ item }}" 
      with_items: "{{ k5_server.ansible_facts.openstack_servers[-1].name }}"

    - name: not first
      debug: msg="{{ item.name }}"
      with_items: "{{ k5_server.ansible_facts.openstack_servers[1:] }}"

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

    - debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: "{{ k5_server.ansible_facts.openstack_servers }}"

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

    - name: test 1
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers}}"

    - name: test 2
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers | first }}"

    - name: test 3
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers | last }}"

    - name: test 4
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers[1:] }}"

    - name: test 5
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers | sort(attribute='name')}}"

    - name: test 6
      debug: msg="{{ item.name }} = {{ item.ip }} = {{ item.alias }}"
      with_items: 
        - "{{ k5_server.ansible_facts.openstack_servers | sort(attribute='alias')}}"


    - set_fact: 
        sorted: "{{ k5_server.ansible_facts.openstack_servers | sort(attribute='name') }}"

    - name: test 7
      debug: msg="{{ item.name }} = {{ item.ip }}"
      with_items: 
        - "{{ sorted[1:] }}"