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zhengchiliu ff9add8655 补齐 HTTP 层:实现用户模块、路由与中间件接线、COS 上传及优雅启动
- 新增用户与上传错误码文件及 Recovery 中间件
- 修复 router.go 导入与中间件链,注册用户路由并补 handler 错误码导入
- 补充用户状态常量与 UserGetByWechatOpenID 查询,修订刷新令牌 dto
- 移除 upload 包 OTel 调用,新增 FileUploadCos 上传封装
- 实现 UserService 微信登录/刷新令牌/我的信息/改资料/上传头像
- 裁剪 main.go 配置段并移除 OTel 桥接,补启动与优雅退出
- 新增 configs 示例配置、global 配置结构及 go.mod 依赖
2026-09-27 15:02:01 +08:00

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package middleware
import (
"errors"
"fmt"
"log/slog"
"net"
"net/http"
"os"
"runtime/debug"
"strings"
"github.com/gin-gonic/gin"
)
// Recovery 替代 gin.Recovery():panic 恢复语义保持一致(客户端断开类 panic 仅记录并中止,
// 其余 panic 返回 500 Internal Server Error),但 panic 与堆栈统一走 slog 结构化输出,
// 与全站 JSON 日志(含 request_id)对齐,避免默认实现写 stderr 非结构化日志。
func Recovery() gin.HandlerFunc {
return func(c *gin.Context) {
defer func() {
if r := recover(); r != nil {
ctx := c.Request.Context()
if isBrokenPipe(r) {
// 连接已断开,无法再写响应:仅记录并中止。
slog.ErrorContext(ctx, "GIN_PANIC_BROKEN_PIPE",
"method", c.Request.Method, "path", c.Request.URL.Path, "recover", fmt.Sprint(r))
c.Abort()
return
}
slog.ErrorContext(ctx, "GIN_PANIC",
"method", c.Request.Method, "path", c.Request.URL.Path, "ip", c.ClientIP(),
"recover", fmt.Sprint(r), "stack", string(debug.Stack()))
c.AbortWithStatus(http.StatusInternalServerError)
}
}()
c.Next()
}
}
// isBrokenPipe 判定 panic 是否源于客户端断开(broken pipe / connection reset),与 gin.Recovery 判定一致。
func isBrokenPipe(r any) bool {
ne, ok := r.(*net.OpError)
if !ok {
return false
}
var se *os.SyscallError
if !errors.As(ne, &se) {
return false
}
seStr := strings.ToLower(se.Error())
return strings.Contains(seStr, "broken pipe") || strings.Contains(seStr, "connection reset by peer")
}