feat: integrate Redis service for JuiceFS with Docker Compose and update configuration

config/ansible/tasks/servers/juicefs.yml

@@ -42,6 +42,9 @@
     hetzner_access_key: "{{ lookup('community.general.onepassword', 'mfk2qgnaplgtk6xmfc3r6w6neq', vault='j7nmhqlsjmp2r6umly5t75hzb4', field='AWS_ACCESS_KEY_ID') }}"
     hetzner_secret_key: "{{ lookup('community.general.onepassword', 'mfk2qgnaplgtk6xmfc3r6w6neq', vault='j7nmhqlsjmp2r6umly5t75hzb4', field='AWS_SECRET_ACCESS_KEY') }}"
 
+- name: Include JuiceFS Redis tasks
+  ansible.builtin.include_tasks: services/redis/redis.yml
+
 - name: Format JuiceFS volume
   ansible.builtin.command: >
     juicefs format
@@ -53,7 +56,7 @@
     --trash-days=7
     --dir-stats
     --hash-prefix
-    sqlite3:///mnt/juicefs-metadata.sqlite myjfs
+    redis://127.0.0.1:6379/0 myjfs
   become: true
   when: not metadata_file.stat.exists
 

config/ansible/tasks/servers/services/redis/docker-compose.yml.j2

@@ -0,0 +1,22 @@
+services:
+  juicefs-redis:
+    image: redis/redis:latest
+    restart: always
+    ports:
+      - "6379:6379"
+    volumes:
+      - /mnt/services/redis-data:/data
+    command: ["redis-server", "--appendonly", "yes", "--requirepass", "{{ REDIS_PASSWORD }}"]
+    environment:
+      - TZ=Europe/Amsterdam
+    healthcheck:
+      test: ["CMD", "redis-cli", "-a", "{{ REDIS_PASSWORD }}", "ping"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 5s
+    networks:
+      - juicefs-network
+
+networks:
+  juicefs-network:

config/ansible/tasks/servers/services/redis/redis.yml

@@ -0,0 +1,40 @@
+---
+- name: Deploy Redis for JuiceFS
+  block:
+    - name: Set Redis facts
+      ansible.builtin.set_fact:
+        redis_service_dir: "{{ ansible_env.HOME }}/services/juicefs-redis"
+        redis_data_dir: "/mnt/object_storage/services/redis"
+        redis_password: "{{ lookup('community.general.onepassword', '4cioblm633bdkl6put35lk6ql4', vault='j7nmhqlsjmp2r6umly5t75hzb4', field='password') }}"
+
+    - name: Create Redis service directory
+      ansible.builtin.file:
+        path: "{{ redis_service_dir }}"
+        state: directory
+        mode: "0755"
+
+    - name: Create Redis data directory
+      ansible.builtin.file:
+        path: "{{ redis_data_dir }}"
+        state: directory
+        mode: "0755"
+
+    - name: Deploy Redis docker-compose.yml
+      ansible.builtin.template:
+        src: redis/docker-compose.yml.j2
+        dest: "{{ redis_service_dir }}/docker-compose.yml"
+        mode: "0644"
+      register: redis_compose
+      vars:
+        REDIS_PASSWORD: "{{ redis_password }}"
+
+    - name: Start Redis service
+      ansible.builtin.command: docker compose -f "{{ redis_service_dir }}/docker-compose.yml" up -d
+      register: redis_start
+      changed_when: redis_start.rc == 0
+
+    - name: Wait for Redis to be ready
+      ansible.builtin.wait_for:
+        host: localhost
+        port: 6379
+        timeout: 30

config/ansible/templates/juicefs.service.j2

@@ -5,7 +5,8 @@ Before=docker.service
 
 [Service]
 Type=simple
-ExecStart=/usr/local/bin/juicefs mount sqlite3:///mnt/juicefs-metadata.sqlite /mnt/object_storage --cache-dir=/var/jfsCache --buffer-size=1024 --prefetch=2 --cache-size=204800 --attr-cache=3 --entry-cache=3 --open-cache=3 --no-bgjob
+Environment="REDIS_PASSWORD={{ redis_password }}"
+ExecStart=/usr/local/bin/juicefs mount redis://localhost:6379/0 /mnt/object_storage --cache-dir=/var/jfsCache --buffer-size=1024 --prefetch=4 --cache-size=204800 --attr-cache=3 --entry-cache=3 --open-cache=3
 Restart=on-failure
 
 [Install]