Docker Compose 部署(Docker Hub 镜像)
更新时间:2026-02-27
若你尚未确定部署方式,建议先阅读 部署总览与选型建议。
1. 镜像对应关系
- API:
dujiaonext/api:tagname - User(用户前台):
dujiaonext/user:tagname - Admin(后台):
dujiaonext/admin:tagname
2. 准备部署目录
mkdir -p /opt/dujiao-next/{config,data/db,data/uploads,data/logs,data/redis,data/postgres}
cd /opt/dujiao-next
# 关键:避免日志/数据库目录权限不足(api 容器默认非 root 用户)
chmod -R 0777 ./data/logs ./data/db ./data/uploads ./data/redis ./data/postgres目录说明:
config/:API 配置文件(config.yml)data/db:SQLite 数据目录(仅 SQLite 方案使用)data/uploads:上传文件目录data/logs:API 日志目录data/redis:Redis 数据目录data/postgres:PostgreSQL 数据目录(仅 PostgreSQL 方案使用)
3. 准备 API 配置文件
API 容器默认读取 /app/config.yml,先下载模板:
curl -L https://raw.githubusercontent.com/dujiao-next/dujiao-next/main/config.yml.example -o ./config/config.yml你需要在 ./config/config.yml 里按方案修改数据库与 Redis 配置。
⚠️ 重要安全提醒:上线前必须修改 JWT 密钥。
jwt.secret(后台管理员登录 Token)user_jwt.secret(前台用户登录 Token)请务必使用高强度随机字符串(建议至少 32 位),严禁使用模板默认值。否则会导致 Token 可伪造,存在严重安全风险。
3.1 方案 A:SQLite + Redis(推荐轻量部署)
database:
driver: sqlite
dsn: /app/db/dujiao.db
redis:
enabled: true
host: redis
port: 6379
password: your-strong-redis-password
db: 0
prefix: "dj"
queue:
enabled: true
host: redis
port: 6379
password: your-strong-redis-password
db: 1
concurrency: 10
queues:
default: 10
critical: 53.2 方案 B:PostgreSQL + Redis(推荐生产)
database:
driver: postgres
dsn: host=postgres user=dujiao password=dujiao_pass dbname=dujiao_next port=5432 sslmode=disable TimeZone=Asia/Shanghai
redis:
enabled: true
host: redis
port: 6379
password: your-strong-redis-password
db: 0
prefix: "dj"
queue:
enabled: true
host: redis
port: 6379
password: your-strong-redis-password
db: 1
concurrency: 10
queues:
default: 10
critical: 54. 编写 .env
在 /opt/dujiao-next/.env 新建:
TAG=latest
TZ=Asia/Shanghai
API_PORT=8080
USER_PORT=8081
ADMIN_PORT=8082
# 默认管理员(仅首次初始化时生效)
DJ_DEFAULT_ADMIN_USERNAME=admin
DJ_DEFAULT_ADMIN_PASSWORD=admin123
# Redis
REDIS_PASSWORD=your-strong-redis-password
# PostgreSQL(PostgreSQL 方案需要)
POSTGRES_DB=dujiao_next
POSTGRES_USER=dujiao
POSTGRES_PASSWORD=dujiao_pass🔒 安全提示(务必阅读):Docker 会绕过主机防火墙
Docker 通过直接写入 iptables 的
DOCKER链来实现端口映射,完全绕过 ufw / firewalld 等主机防火墙规则。若在 compose 中写ports: - "6379:6379",即使你用 ufw 只放行了 80/443,Redis / PostgreSQL 等端口依然会暴露到公网,极易被扫描爆破。因此本文档遵循两条原则:
- Redis / PostgreSQL 不导出任何端口,仅通过内部
dujiao-net网络供api容器访问。- API / User / Admin 端口绑定
127.0.0.1,仅允许本机 Nginx 反代,不对公网开放。如需临时从宿主机调试 Redis/PostgreSQL,可用
docker exec进入容器,或为对应服务临时添加ports: - "127.0.0.1:6379:6379"(同样仅绑定本机回环)。
5. 编写 Compose 文件
5.1 方案 A(SQLite + Redis):docker-compose.sqlite.yml
services:
redis:
image: redis:7-alpine
container_name: dujiaonext-redis
restart: unless-stopped
environment:
REDIS_PASSWORD: ${REDIS_PASSWORD}
command: ["redis-server", "--appendonly", "yes", "--requirepass", "${REDIS_PASSWORD}"]
volumes:
- ./data/redis:/data
healthcheck:
test: ["CMD", "redis-cli", "-a", "${REDIS_PASSWORD}", "ping"]
interval: 10s
timeout: 3s
retries: 10
networks:
- dujiao-net
api:
image: dujiaonext/api:${TAG}
container_name: dujiaonext-api
restart: unless-stopped
environment:
TZ: ${TZ}
DJ_DEFAULT_ADMIN_USERNAME: ${DJ_DEFAULT_ADMIN_USERNAME}
DJ_DEFAULT_ADMIN_PASSWORD: ${DJ_DEFAULT_ADMIN_PASSWORD}
ports:
- "127.0.0.1:${API_PORT}:8080"
volumes:
- ./config/config.yml:/app/config.yml:ro
- ./data/db:/app/db
- ./data/uploads:/app/uploads
- ./data/logs:/app/logs
depends_on:
redis:
condition: service_healthy
healthcheck:
test: ["CMD", "wget", "-qO-", "http://127.0.0.1:8080/health"]
interval: 10s
timeout: 3s
retries: 10
networks:
- dujiao-net
user:
image: dujiaonext/user:${TAG}
container_name: dujiaonext-user
restart: unless-stopped
environment:
TZ: ${TZ}
ports:
- "127.0.0.1:${USER_PORT}:80"
depends_on:
api:
condition: service_healthy
networks:
- dujiao-net
admin:
image: dujiaonext/admin:${TAG}
container_name: dujiaonext-admin
restart: unless-stopped
environment:
TZ: ${TZ}
ports:
- "127.0.0.1:${ADMIN_PORT}:80"
depends_on:
api:
condition: service_healthy
networks:
- dujiao-net
networks:
dujiao-net:
driver: bridge5.2 方案 B(PostgreSQL + Redis):docker-compose.postgres.yml
services:
redis:
image: redis:7-alpine
container_name: dujiaonext-redis
restart: unless-stopped
environment:
REDIS_PASSWORD: ${REDIS_PASSWORD}
command: ["redis-server", "--appendonly", "yes", "--requirepass", "${REDIS_PASSWORD}"]
volumes:
- ./data/redis:/data
healthcheck:
test: ["CMD", "redis-cli", "-a", "${REDIS_PASSWORD}", "ping"]
interval: 10s
timeout: 3s
retries: 10
networks:
- dujiao-net
postgres:
image: postgres:16-alpine
container_name: dujiaonext-postgres
restart: unless-stopped
environment:
TZ: ${TZ}
POSTGRES_DB: ${POSTGRES_DB}
POSTGRES_USER: ${POSTGRES_USER}
POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
volumes:
- ./data/postgres:/var/lib/postgresql/data
healthcheck:
test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
interval: 10s
timeout: 5s
retries: 10
networks:
- dujiao-net
api:
image: dujiaonext/api:${TAG}
container_name: dujiaonext-api
restart: unless-stopped
environment:
TZ: ${TZ}
DJ_DEFAULT_ADMIN_USERNAME: ${DJ_DEFAULT_ADMIN_USERNAME}
DJ_DEFAULT_ADMIN_PASSWORD: ${DJ_DEFAULT_ADMIN_PASSWORD}
ports:
- "127.0.0.1:${API_PORT}:8080"
volumes:
- ./config/config.yml:/app/config.yml:ro
- ./data/uploads:/app/uploads
- ./data/logs:/app/logs
depends_on:
redis:
condition: service_healthy
postgres:
condition: service_healthy
healthcheck:
test: ["CMD", "wget", "-qO-", "http://127.0.0.1:8080/health"]
interval: 10s
timeout: 3s
retries: 10
networks:
- dujiao-net
user:
image: dujiaonext/user:${TAG}
container_name: dujiaonext-user
restart: unless-stopped
environment:
TZ: ${TZ}
ports:
- "127.0.0.1:${USER_PORT}:80"
depends_on:
api:
condition: service_healthy
networks:
- dujiao-net
admin:
image: dujiaonext/admin:${TAG}
container_name: dujiaonext-admin
restart: unless-stopped
environment:
TZ: ${TZ}
ports:
- "127.0.0.1:${ADMIN_PORT}:80"
depends_on:
api:
condition: service_healthy
networks:
- dujiao-net
networks:
dujiao-net:
driver: bridge6. 外层 Nginx 反向代理(必需)
user 与 admin 分别通过各自域名的 /api、/uploads 路径访问后端,因此你需要在最外层网关(Nginx/Ingress)配置反向代理。
下方示例使用默认端口:
- API:
127.0.0.1:8080- User:
127.0.0.1:8081- Admin:
127.0.0.1:8082如果你在
.env修改了端口,请同步替换。
6.1 分域名部署示例
# 前台 User
server {
listen 80;
server_name user.example.com;
location / {
proxy_pass http://127.0.0.1:8081;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
location /api/ {
proxy_pass http://127.0.0.1:8080/api/;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
location /uploads/ {
proxy_pass http://127.0.0.1:8080/uploads/;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}
# 后台 Admin
server {
listen 80;
server_name admin.example.com;
location / {
proxy_pass http://127.0.0.1:8082;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
location /api/ {
proxy_pass http://127.0.0.1:8080/api/;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
location /uploads/ {
proxy_pass http://127.0.0.1:8080/uploads/;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}7. 启动与运维命令
7.1 启动(SQLite + Redis)
docker compose --env-file .env -f docker-compose.sqlite.yml up -d7.2 启动(PostgreSQL + Redis)
docker compose --env-file .env -f docker-compose.postgres.yml up -d7.3 常用命令
docker compose --env-file .env -f docker-compose.sqlite.yml ps
docker compose --env-file .env -f docker-compose.sqlite.yml logs -f api
docker compose --env-file .env -f docker-compose.sqlite.yml down若使用 PostgreSQL 方案,将文件名替换为
docker-compose.postgres.yml即可。
7.4 默认后台管理员账号(首次初始化)
当数据库中 admins 表为空,且 API 首次启动时,会使用以下默认管理员:
- 默认账号:
admin - 默认密码:
admin123
强烈建议:首次登录后台后立即修改密码。
若你希望部署时就使用自定义管理员,请在 .env 中改写:
DJ_DEFAULT_ADMIN_USERNAMEDJ_DEFAULT_ADMIN_PASSWORD
并保持 compose 中 api 服务已注入上述环境变量。
8. 升级与回滚
升级:
- 修改
.env中TAG为目标版本(例如v1.0.0) - 执行
docker compose --env-file .env -f <你的方案文件> pull - 执行
docker compose --env-file .env -f <你的方案文件> up -d
回滚:
- 将
TAG改回历史版本 - 执行
docker compose --env-file .env -f <你的方案文件> up -d
9. 访问与联通性检查
由于容器端口已绑定到 127.0.0.1,请在服务器本机检查:
- API:
http://127.0.0.1:${API_PORT}/health - User:
http://127.0.0.1:${USER_PORT} - Admin:
http://127.0.0.1:${ADMIN_PORT}
外部用户应通过配置好的域名(经 Nginx 反代)访问。
如页面可打开但接口异常,优先检查:
config.yml中数据库与 Redis 地址是否与容器名一致(postgres/redis)- 外层网关是否已配置
/api、/uploads反向代理 - API 与 Redis/PostgreSQL 健康状态(
docker compose ps)
