Generate unique username per cluster in client kubeconfig (#5943)

* Generate unique username per cluster

* rename admin kubeconfig shell output to raw_admin_kubeconfig

* Make the linter happy

* Fix lint errors

* Cleaning up tasks
pull/5963/head
Florent Monbillard 2020-04-16 08:32:45 -04:00 committed by GitHub
parent b6341287bb
commit 54debdbda2
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1 changed files with 25 additions and 6 deletions

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@ -38,7 +38,7 @@
delegate_to: localhost
become: no
run_once: yes
when: kubeconfig_localhost|default(false)
when: kubeconfig_localhost
- name: Wait for k8s apiserver
wait_for:
@ -61,17 +61,36 @@
rm -rf {{ kube_config_dir }}/external_kubeconfig
environment: "{{ proxy_env }}"
run_once: yes
register: admin_kubeconfig
register: raw_admin_kubeconfig
when: kubeconfig_localhost
- name: Convert kubeconfig to YAML
set_fact:
admin_kubeconfig: "{{ raw_admin_kubeconfig.stdout | 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, '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: "{{ admin_kubeconfig.stdout }}"
content: "{{ final_admin_kubeconfig | to_nice_yaml(indent=2) }}"
dest: "{{ artifacts_dir }}/admin.conf"
mode: 0640
delegate_to: localhost
become: no
run_once: yes
when: kubeconfig_localhost|default(false)
when: kubeconfig_localhost
- name: Copy kubectl binary to ansible host
fetch:
@ -81,7 +100,7 @@
validate_checksum: no
become: no
run_once: yes
when: kubectl_localhost|default(false)
when: kubectl_localhost
- name: create helper script kubectl.sh on ansible host
copy:
@ -93,4 +112,4 @@
become: no
run_once: yes
delegate_to: localhost
when: kubectl_localhost|default(false) and kubeconfig_localhost|default(false)
when: kubectl_localhost and kubeconfig_localhost