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---
# Set 127.0.0.1 as fallback IP if we do not have host facts for host
# ansible_default_ipv4 isn't what you think.
# Thanks https://medium.com/opsops/ansible-default-ipv4-is-not-what-you-think-edb8ab154b10
- name: Gather ansible_default_ipv4 from all hosts
tags: always
include_tasks: fallback_ips_gather.yml
when: hostvars[delegate_host_to_gather_facts].ansible_default_ipv4 is not defined
loop: "{{ groups['k8s-cluster']|default([]) + groups['etcd']|default([]) + groups['calico-rr']|default([]) }}"
loop_control:
loop_var: delegate_host_to_gather_facts
run_once: yes
- name: create fallback_ips_base
set_fact:
fallback_ips_base: |
---
{% for item in (groups['k8s-cluster']|default([]) + groups['etcd']|default([]) + groups['calico-rr']|default([]))|unique %}
{% set found = hostvars[item].get('ansible_default_ipv4') %}
{{ item }}: "{{ found.get('address', '127.0.0.1') }}"
{% endfor %}
delegate_to: localhost
connection: local
delegate_facts: yes
become: no
run_once: yes
- name: set fallback_ips
set_fact:
fallback_ips: "{{ hostvars.localhost.fallback_ips_base | from_yaml }}"
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