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# Admin Web Nginx配置(单页应用)
server {
listen 80;
server_name _;
root /usr/share/nginx/html;
index index.html;
# Gzip
gzip on;
gzip_types text/plain text/css application/json application/javascript text/xml application/xml;
# Security headers
add_header X-Frame-Options "SAMEORIGIN" always;
add_header X-Content-Type-Options "nosniff" always;
add_header X-XSS-Protection "1; mode=block" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
# 根路径没有内容:管理端产物挂在 /admin/ 子路径下(构建 base=/admin/)。
# 显式 301 而不是返回 nginx 默认页或 404,避免"打开有东西但其实是别的页面"的假成功。
location = / {
return 301 /admin/;
}
# SPA:/admin/** 映射到产物根目录。
# 上游入口(生产 nginx、本地整套栈 nginx)都**不剥离** /admin 前缀地转发到本容器,
# 因此这里必须自己认识这个前缀。
# try_files 的兜底写成 URI(/admin/index.html)而不是文件路径:与 alias 配合时,
# 写文件路径会被再次拼接 alias 而失效 —— 这是 alias + try_files 的已知坑。
location /admin/ {
alias /usr/share/nginx/html/;
try_files $uri $uri/ /admin/index.html;
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}
# API proxy to backend
# 用 resolver + 变量 proxy_pass:避免 nginx 启动时 backend DNS 还没就绪就 [emerg] 退出
# Docker Compose 默认网络的内置 DNS resolver 是 127.0.0.11
resolver 127.0.0.11 valid=30s ipv6=off;
set $backend_upstream "http://backend:8080";
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location /api/ {
proxy_pass $backend_upstream;
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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;
}
# WebSocket proxy for chat
location /ws/ {
proxy_pass $backend_upstream;
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proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_read_timeout 3600s;
}
}