Files
Edu/services/api-gateway/internal/proxy/proxy.go
SpecialX 4307f6b73c feat(api-gateway): 实现 W1-W8 网关硬化与 P2-P5 路由扩展
依据 coord-final-decisions §3.8 W1-W8 裁决与
president-final-rulings §2.15/§2.16/§2.19 完整实现网关硬化:

- W1/W2: 错误码 GW_ 前缀 + ActionState 信封响应体
- W3: 全量替换为 log/slog 结构化日志
- W4: /readyz 并行 ping 9 下游 + 软失败规则
- W5: 7 个业务 Prometheus 指标 + /metrics 端点
- W6: tracer 资源属性补全(name/version/env/host)
- W7: DevMode=true && ENV=production panic 防护
- W8: 保持共享 downstream 熔断

P2 RS256 升级:接入 shared-go/jwks.Fetcher(TTL 5min)。
P2.7+P3-P5 路由扩展:student/parent/messages/dashboard。
文档同步:README/01/02/known-issues,arch.db 已更新。
质量校验:go vet + build + test 均通过。
2026-07-10 18:15:48 +08:00

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package proxy
import (
"net/http"
"net/http/httputil"
"net/url"
"strings"
"github.com/gin-gonic/gin"
)
// NewProxy 创建反向代理
func NewProxy(targetURL string) (*httputil.ReverseProxy, error) {
target, err := url.Parse(targetURL)
if err != nil {
return nil, err
}
proxy := httputil.NewSingleHostReverseProxy(target)
originalDirector := proxy.Director
proxy.Director = func(req *http.Request) {
originalDirector(req)
// 去除 /api/v1 前缀Gateway 不改路径,直接透传给下游服务根路径)
req.URL.Path = strings.TrimPrefix(req.URL.Path, "/api/v1")
req.Host = target.Host
}
return proxy, nil
}
// ProxyHandler 返回 Gin 处理函数
func ProxyHandler(proxy *httputil.ReverseProxy) gin.HandlerFunc {
return func(c *gin.Context) {
proxy.ServeHTTP(c.Writer, c.Request)
}
}