84 lines
2.1 KiB
Docker
84 lines
2.1 KiB
Docker
FROM docker.1ms.run/node:18-alpine AS builder
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WORKDIR /app
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# 只复制package.json先安装依赖，利用Docker缓存层
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COPY server/package.json ./server/
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RUN cd server && npm install --production --no-package-lock --no-audit
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# 复制其余服务器代码
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COPY server/ ./server/
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# 第二阶段：极小镜像
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FROM docker.1ms.run/alpine:3.16
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# 安装最小化版本的Node.js和Nginx
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RUN apk add --no-cache nodejs nginx && \
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mkdir -p /app/server /app/web /run/nginx && \
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# 清理apk缓存
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rm -rf /var/cache/apk/*
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# 复制服务器文件和静态文件
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COPY --from=builder /app/server/node_modules /app/server/node_modules
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COPY --from=builder /app/server/*.js /app/server/
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COPY dist/ /app/web/
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# 优化的Nginx配置
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RUN cat > /etc/nginx/nginx.conf <<'EOF'
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worker_processes 1;
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worker_rlimit_nofile 512;
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events {
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worker_connections 128;
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multi_accept off;
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}
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http {
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include mime.types;
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default_type application/octet-stream;
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# 优化设置
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sendfile on;
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tcp_nopush on;
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tcp_nodelay on;
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keepalive_timeout 15;
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types_hash_max_size 1024;
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client_max_body_size 1M;
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client_body_buffer_size 128k;
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# 禁用访问日志以减少I/O
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access_log off;
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error_log /dev/null;
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# 禁用不需要的功能
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server_tokens off;
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server {
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listen 80;
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server_name localhost;
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# Serve static files
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location / {
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root /app/web;
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index index.html;
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try_files $uri $uri/ /index.html;
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}
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# Proxy WebSocket requests to Node.js backend
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location /ws {
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proxy_pass http://127.0.0.1:8088;
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proxy_http_version 1.1;
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proxy_set_header Upgrade $http_upgrade;
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proxy_set_header Connection "upgrade";
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proxy_set_header Host $host;
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}
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}
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}
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EOF
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EXPOSE 80
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# 设置低内存环境变量，去除不支持的选项
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ENV NODE_OPTIONS="--max-old-space-size=64" \
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NODE_ENV="production"
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# 使用前台运行并合并命令减少进程数
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CMD ["sh", "-c", "node --expose-gc --unhandled-rejections=strict /app/server/server.js & nginx -g 'daemon off;'"] |