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---
- name: Set external kube-apiserver endpoint
set_fact:
# noqa: jinja[spacing]
external_apiserver_address: >-
{%- if loadbalancer_apiserver is defined and loadbalancer_apiserver.address is defined -%}
{{ loadbalancer_apiserver.address }}
{%- elif kubeconfig_localhost_ansible_host is defined and kubeconfig_localhost_ansible_host -%}
{{ hostvars[groups['kube_control_plane'][0]].ansible_host }}
{%- else -%}
{{ kube_apiserver_access_address }}
{%- endif -%}
# noqa: jinja[spacing]
external_apiserver_port: >-
{%- if loadbalancer_apiserver is defined and loadbalancer_apiserver.address is defined and loadbalancer_apiserver.port is defined -%}
{{ loadbalancer_apiserver.port | default(kube_apiserver_port) }}
{%- else -%}
{{ kube_apiserver_port }}
{%- endif -%}
tags:
- facts
- name: Create kube config dir for current/ansible become user
file:
path: "{{ ansible_env.HOME | default('/root') }}/.kube"
mode: "0700"
state: directory
- name: Copy admin kubeconfig to current/ansible become user home
copy:
src: "{{ kube_config_dir }}/admin.conf"
dest: "{{ ansible_env.HOME | default('/root') }}/.kube/config"
remote_src: true
mode: "0600"
backup: true
- name: Create kube artifacts dir
file:
path: "{{ artifacts_dir }}"
mode: "0750"
state: directory
delegate_to: localhost
connection: local
become: false
run_once: true
when: kubeconfig_localhost
- name: Wait for k8s apiserver
wait_for:
host: "{{ kube_apiserver_access_address }}"
port: "{{ kube_apiserver_port }}"
timeout: 180
- name: Get admin kubeconfig from remote host
slurp:
src: "{{ kube_config_dir }}/admin.conf"
run_once: true
register: raw_admin_kubeconfig
when: kubeconfig_localhost
- name: Convert kubeconfig to YAML
set_fact:
admin_kubeconfig: "{{ raw_admin_kubeconfig.content | b64decode | from_yaml }}"
when: kubeconfig_localhost
- name: Override username in kubeconfig
set_fact:
final_admin_kubeconfig: "{{ admin_kubeconfig | combine(override_cluster_name, recursive=true) | combine(override_context, recursive=true) | combine(override_user, recursive=true) }}"
vars:
cluster_infos: "{{ admin_kubeconfig['clusters'][0]['cluster'] }}"
user_certs: "{{ admin_kubeconfig['users'][0]['user'] }}"
username: "kubernetes-admin-{{ cluster_name }}"
context: "kubernetes-admin-{{ cluster_name }}@{{ cluster_name }}"
override_cluster_name: "{{ {'clusters': [{'cluster': (cluster_infos | combine({'server': 'https://' + external_apiserver_address + ':' + (external_apiserver_port | string)})), 'name': cluster_name}]} }}"
override_context: "{{ {'contexts': [{'context': {'user': username, 'cluster': cluster_name}, 'name': context}], 'current-context': context} }}"
override_user: "{{ {'users': [{'name': username, 'user': user_certs}]} }}"
when: kubeconfig_localhost
- name: Write admin kubeconfig on ansible host
copy:
content: "{{ final_admin_kubeconfig | to_nice_yaml(indent=2) }}"
dest: "{{ artifacts_dir }}/admin.conf"
mode: "0600"
delegate_to: localhost
connection: local
become: false
run_once: true
when: kubeconfig_localhost
- name: Copy kubectl binary to ansible host
fetch:
src: "{{ bin_dir }}/kubectl"
dest: "{{ artifacts_dir }}/kubectl"
flat: true
validate_checksum: false
register: copy_binary_result
until: copy_binary_result is not failed
retries: 20
become: false
run_once: true
when: kubectl_localhost
- name: Create helper script kubectl.sh on ansible host
copy:
content: |
#!/bin/bash
${BASH_SOURCE%/*}/kubectl --kubeconfig=${BASH_SOURCE%/*}/admin.conf "$@"
dest: "{{ artifacts_dir }}/kubectl.sh"
mode: "0755"
become: false
run_once: true
delegate_to: localhost
connection: local
when: kubectl_localhost and kubeconfig_localhost
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