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homelab/ansible/playbooks/roles/proxmox/tasks/oidc.yml

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YAML

---
# ansible/roles/proxmox/tasks/oidc.yml
#
# Configures Proxmox to authenticate against Authentik via OpenID Connect.
# This only needs to run on ONE node in the cluster since realm config
# is stored in /etc/pve/domains.cfg (cluster-wide via pmxcfs).
- name: Check if OIDC realm already exists
ansible.builtin.command:
cmd: pveum realm list --output-format json
register: proxmox_realms
changed_when: false
- name: Parse existing realms
ansible.builtin.set_fact:
proxmox_realm_exists: >-
{{ proxmox_realms.stdout | from_json | selectattr('realm', 'equalto', proxmox_oidc_realm_name) | list | length > 0 }}
- name: Add OIDC realm for Authentik
ansible.builtin.command:
cmd: >-
pveum realm add {{ proxmox_oidc_realm_name }}
--type openid
--issuer-url {{ proxmox_oidc_issuer_url }}
--client-id {{ proxmox_oidc_client_id }}
--client-key {{ proxmox_oidc_client_key }}
--username-claim {{ proxmox_oidc_username_claim }}
--scopes {{ proxmox_oidc_scopes }}
--autocreate {{ proxmox_oidc_autocreate | ternary('1', '0') }}
--comment "{{ proxmox_oidc_comment }}"
{% if proxmox_oidc_default_realm %}--default 1{% endif %}
when: not proxmox_realm_exists
no_log: true
- name: Update OIDC realm for Authentik
ansible.builtin.command:
cmd: >-
pveum realm modify {{ proxmox_oidc_realm_name }}
--issuer-url {{ proxmox_oidc_issuer_url }}
--client-id {{ proxmox_oidc_client_id }}
--client-key {{ proxmox_oidc_client_key }}
--username-claim {{ proxmox_oidc_username_claim }}
--scopes {{ proxmox_oidc_scopes }}
--autocreate {{ proxmox_oidc_autocreate | ternary('1', '0') }}
--comment "{{ proxmox_oidc_comment }}"
{% if proxmox_oidc_default_realm %}--default 1{% endif %}
when: proxmox_realm_exists
no_log: true
# --- ACL Configuration ---
- name: Configure ACL entries for OIDC users
ansible.builtin.command:
cmd: >-
pveum acl modify {{ item.path }}
{% if item.user is defined %}--users {{ item.user }}{% endif %}
{% if item.group is defined %}--groups {{ item.group }}{% endif %}
--roles {{ item.role }}
loop: "{{ proxmox_oidc_acl_entries }}"
loop_control:
label: "{{ item.user | default(item.group) }} -> {{ item.role }} on {{ item.path }}"
when: proxmox_oidc_acl_entries | length > 0