c12s-kubespray/roles/kubernetes-apps/ansible/tasks/nodelocaldns.yml

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---
- name: Kubernetes Apps | set up necessary nodelocaldns parameters
set_fact:
primaryClusterIP: >-
{%- if dns_mode in ['coredns', 'coredns_dual'] -%}
{{ skydns_server }}
{%- elif dns_mode == 'manual' -%}
{{ manual_dns_server }}
{%- endif -%}
secondaryclusterIP: "{{ skydns_server_secondary }}"
when:
- enable_nodelocaldns
- inventory_hostname == groups['kube_control_plane'] | first
tags:
- nodelocaldns
- coredns
- name: Kubernetes Apps | Lay Down nodelocaldns Template
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/{{ item.file }}"
mode: 0644
with_items:
- { name: nodelocaldns, file: nodelocaldns-config.yml, type: configmap }
- { name: nodelocaldns, file: nodelocaldns-sa.yml, type: sa }
- { name: nodelocaldns, file: nodelocaldns-daemonset.yml, type: daemonset }
register: nodelocaldns_manifests
vars:
forwardTarget: >-
{%- if secondaryclusterIP is defined and dns_mode == 'coredns_dual' -%}
{{ primaryClusterIP }} {{ secondaryclusterIP }}
{%- else -%}
{{ primaryClusterIP }}
{%- endif -%}
upstreamForwardTarget: >-
{%- if resolvconf_mode == 'host_resolvconf' and upstream_dns_servers is defined and upstream_dns_servers|length > 0 -%}
{{ upstream_dns_servers|join(' ') }}
{%- else -%}
/etc/resolv.conf
{%- endif -%}
when:
- enable_nodelocaldns
- inventory_hostname == groups['kube_control_plane'] | first
tags:
- nodelocaldns
2019-08-09 09:29:27 +00:00
- coredns
- name: Kubernetes Apps | Lay Down nodelocaldns-secondary Template
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/{{ item.file }}"
mode: 0644
with_items:
- { name: nodelocaldns, file: nodelocaldns-second-daemonset.yml, type: daemonset }
register: nodelocaldns_second_manifests
vars:
forwardTarget: >-
{%- if secondaryclusterIP is defined and dns_mode == 'coredns_dual' -%}
{{ primaryClusterIP }} {{ secondaryclusterIP }}
{%- else -%}
{{ primaryClusterIP }}
{%- endif -%}
upstreamForwardTarget: >-
{%- if resolvconf_mode == 'host_resolvconf' and upstream_dns_servers is defined and upstream_dns_servers|length > 0 -%}
{{ upstream_dns_servers|join(' ') }}
{%- else -%}
/etc/resolv.conf
{%- endif -%}
when:
- enable_nodelocaldns
- enable_nodelocaldns_secondary
- inventory_hostname == groups['kube_control_plane'] | first
tags:
- nodelocaldns
- coredns