From 480496827c71acb9a52b27c7e18c4bae8d63004c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Romain=20Gon=C3=A7alves?= <me@rgoncalves.se>
Date: Sun, 12 May 2024 17:34:23 +0200
Subject: feat(roles/sshd_keys): simplify key management

---
 roles/sshd_keys/tasks/main.yml | 31 +++++++++++++++----------------
 1 file changed, 15 insertions(+), 16 deletions(-)

(limited to 'roles/sshd_keys/tasks')

diff --git a/roles/sshd_keys/tasks/main.yml b/roles/sshd_keys/tasks/main.yml
index 168f64d..d6cb511 100644
--- a/roles/sshd_keys/tasks/main.yml
+++ b/roles/sshd_keys/tasks/main.yml
@@ -2,27 +2,26 @@
 
 - name: get ssh keys for all users
   ansible.builtin.find:
-    paths: "{{ sshd__keys_paths }}"
-    file_type: link
+    paths: "{{ sshd_keys__dir }}"
     recurse: true
   delegate_to: localhost
   run_once: true
-  register: sshd__keys_result_find
+  register: sshd_keys__result_find
 
-- name: set sshd__keys_found_users variable
-  ansible.builtin.set_fact:
-    sshd__keys_found_users: "{{ sshd__keys_result_find.files
-      | map(attribute='path')
-      | map('dirname')
-      | map('basename')
-      | unique }}"
+- name: retrieve existing users
+  ansible.builtin.getent:
+    database: passwd
+  register: sshd_keys__result_getent
 
-- name: synchronize ssh keys
+- name: set authorized key, removing all the authorized keys already set
   ansible.posix.authorized_key:
-    user: "{{ item.path | dirname | basename }}"
-    state: present
+    user: "{{ item.path | basename }}"
     key: "{{ lookup('file', item.path) }}"
+    state: present
+    exclusive: true
+  when: item.path
+    | basename in sshd_keys__result_getent.ansible_facts.getent_passwd
+    | list
   loop_control:
-    label: "{{ item.path }}: {{ item.path | dirname | basename }}"
-  loop: "{{ sshd__keys_result_find.files }}"
-  failed_when: false
+    label: "{{ item.path }}"
+  loop: "{{ sshd_keys__result_find.files }}"
-- 
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