# Photography Portfolio Caddyfile
# 前端展示网站和后端API反向代理配置

# 前端展示网站
photography.iriver.top {
    # 静态文件服务
    root * /home/gitea/www/photography
    
    # 启用文件服务器
    file_server
    
    # 启用 gzip 压缩
    encode gzip
    
    # 设置默认首页
    try_files {path} {path}/ /index.html
    
    # 设置静态资源缓存
    @static {
        path *.css *.js *.png *.jpg *.jpeg *.gif *.svg *.woff *.woff2 *.ttf *.eot *.ico
    }
    header @static Cache-Control "public, max-age=31536000, immutable"
    
    # 设置 HTML 文件缓存
    @html {
        path *.html
    }
    header @html Cache-Control "public, max-age=3600"
    
    # 安全头设置
    header {
        # 防止点击劫持
        X-Frame-Options "SAMEORIGIN"
        # 防止 MIME 类型嗅探
        X-Content-Type-Options "nosniff"
        # XSS 保护
        X-XSS-Protection "1; mode=block"
        # 推荐 HTTPS
        Strict-Transport-Security "max-age=31536000; includeSubDomains"
        # 隐藏服务器信息
        -Server
    }
    
    # 日志配置
    log {
        output file /var/log/caddy/photography.log {
            roll_size 10MB
            roll_keep 5
        }
        format json
    }
    
    # 错误页面处理
    handle_errors {
        @404 {
            expression {http.error.status_code} == 404
        }
        rewrite @404 /404.html
        file_server
    }
}

# 后端API反向代理
api.photography.iriver.top {
    # 反向代理到后端服务
    reverse_proxy localhost:8080 {
        # 健康检查
        health_uri /health
        health_interval 30s
        health_timeout 5s
        health_status 200
        
        # 故障转移
        fail_duration 30s
        max_fails 3
        unhealthy_status 5xx
        
        # 请求头设置
        header_up Host {upstream_hostport}
        header_up X-Real-IP {remote_host}
        header_up X-Forwarded-For {remote_host}
        header_up X-Forwarded-Proto {scheme}
        header_up X-Forwarded-Host {host}
        
        # 响应头设置
        header_down -Server
        header_down Access-Control-Allow-Origin "*"
        header_down Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS"
        header_down Access-Control-Allow-Headers "Content-Type, Authorization"
    }
    
    # 启用 gzip 压缩
    encode gzip
    
    # 请求日志
    log {
        output file /var/log/caddy/api.photography.log {
            roll_size 10MB
            roll_keep 5
        }
        format json
    }
    
    # 限流配置
    rate_limit {
        zone dynamic {
            key {remote_host}
            events 100
            window 1m
        }
        zone static {
            key {remote_host}
            events 500
            window 1m
        }
    }
    
    # 安全头设置
    header {
        # 防止点击劫持
        X-Frame-Options "DENY"
        # 防止 MIME 类型嗅探
        X-Content-Type-Options "nosniff"
        # XSS 保护
        X-XSS-Protection "1; mode=block"
        # 推荐 HTTPS
        Strict-Transport-Security "max-age=31536000; includeSubDomains"
        # 隐藏服务器信息
        -Server
    }
    
    # 错误处理
    handle_errors {
        @5xx {
            expression {http.error.status_code} >= 500
        }
        respond @5xx `{"error": "服务器内部错误", "code": 500, "message": "API服务暂时不可用，请稍后重试"}` 500 {
            header Content-Type "application/json"
        }
        
        @4xx {
            expression {http.error.status_code} >= 400
        }
        respond @4xx `{"error": "请求错误", "code": {http.error.status_code}, "message": "请求无效"}` {http.error.status_code} {
            header Content-Type "application/json"
        }
    }
}

# 管理后台
admin.photography.iriver.top {
    # 静态文件服务
    root * /home/gitea/www/photography-admin
    
    # 启用文件服务器
    file_server
    
    # 启用 gzip 压缩
    encode gzip
    
    # 设置默认首页
    try_files {path} {path}/ /index.html
    
    # 设置静态资源缓存
    @static {
        path *.css *.js *.png *.jpg *.jpeg *.gif *.svg *.woff *.woff2 *.ttf *.eot *.ico
    }
    header @static Cache-Control "public, max-age=31536000, immutable"
    
    # 设置 HTML 文件缓存
    @html {
        path *.html
    }
    header @html Cache-Control "public, max-age=3600"
    
    # 安全头设置
    header {
        # 防止点击劫持
        X-Frame-Options "SAMEORIGIN"
        # 防止 MIME 类型嗅探
        X-Content-Type-Options "nosniff"
        # XSS 保护
        X-XSS-Protection "1; mode=block"
        # 推荐 HTTPS
        Strict-Transport-Security "max-age=31536000; includeSubDomains"
        # 隐藏服务器信息
        -Server
    }
    
    # 日志配置
    log {
        output file /var/log/caddy/admin.photography.log {
            roll_size 10MB
            roll_keep 5
        }
        format json
    }
    
    # 错误页面处理
    handle_errors {
        @404 {
            expression {http.error.status_code} == 404
        }
        rewrite @404 /index.html
        file_server
    }
}