feat: write custom redis config using inline mod

ansible/artifacts/cache/cache.service

@@ -1,18 +0,0 @@
-[Unit]
-Description=Redis instance with mCaptcha cache module
-After=network.target
-Documentation=https://github.com/mCaptcha/cache
-
-[Service]
-Type=notify
-ExecStart=/usr/bin/redis-server /etc/redis/redis.conf --supervised systemd --daemonize no
-PIDFile=/run/redis/redis-server.pid
-TimeoutStopSec=0
-Restart=always
-User=redis
-Group=redis
-RuntimeDirectory=redis
-RuntimeDirectoryMode=2755
-
-UMask=007
-PrivateTmp=true

ansible/artifacts/cache/redis.conf

@@ -1,2 +0,0 @@
-loadmodule /usr/lib/redis/modules/libcache.so
-bind 0.0.0.0

ansible/cache.yml

@@ -6,7 +6,7 @@
   ansible.builtin.import_playbook: base.yml
 
 - name: Install redis cache
-  hosts: mcaptcha_demo_server
+  hosts: mcaptcha_hosts
   remote_user: atm
   pre_tasks:
     - name: Ensure all VMs are reachable

ansible/roles/cache/handlers/main.yml

@@ -1,5 +1,6 @@
 - name: Restart redis
   listen: restart redis
+  become: true
   ansible.builtin.service:
     name: redis
     enabled: true

ansible/roles/cache/tasks/main.yml

@@ -6,11 +6,13 @@
   become: true
   ansible.builtin.apt:
     update_cache: true
+    cache_valid_time: 3600
     pkg:
       - redis-server
 
 - name: Create Redis plugins dir
   become: true
+  notify: restart redis
   ansible.builtin.file:
     path: /usr/lib/redis/modules
     owner: redis
@@ -18,15 +20,27 @@
     state: directory
     mode: "0755"
 
+- name: Load mCaptcha module
+  become: true
+  notify: restart redis
+  ansible.builtin.lineinfile:
+    dest: /etc/redis/redis.conf
+    line: "{{ item }}"
+  loop:
+    - "loadmodule /usr/lib/redis/modules/libcache.so"
+    - "bind 0.0.0.0"
+
 - name: Copy custom Redis configuration
   become: true
-  ansible.builtin.copy:
-    src: ./artifacts/cache/redis.conf
-    dest: /etc/redis/
+  notify: restart redis
+  ansible.builtin.file:
+    path: "{{ item }}"
     owner: redis
     group: redis
     force: true
-    mode: "0640"
+  loop:
+    - /etc/redis/redis.conf
+    - /etc/redis/
 
 - name: Create download dir
   ansible.builtin.file:
@@ -70,5 +84,3 @@
     rule: allow
     proto: tcp
     port: "6379"
-
-