c8ffbedf75
- config: Viper YAML 配置 + 环境变量覆盖 - logs: zap 结构化日志 + trace_id 链路追踪 + 敏感信息脱敏 - db: PostgreSQL (GORM) + Redis (go-redis) 连接管理 - middleware: Trace/Logger/CORS/Recovery 四层中间件 - provider: Wire 编译时依赖注入 - main.go: 优雅启动/关闭 HTTP 服务 Made-with: Cursor
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package middleware
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import (
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"time"
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"github.com/echochat/backend/pkg/logs"
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"github.com/gin-gonic/gin"
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"go.uber.org/zap"
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)
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// Logger 请求日志中间件
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// 记录每个请求的完整信息：方法、路径、状态码、耗时、IP、User-Agent
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// 自动携带 trace_id，慢请求（>500ms）记录 WARN
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func Logger() gin.HandlerFunc {
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return func(c *gin.Context) {
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start := time.Now()
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c.Next()
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latency := time.Since(start)
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ctx := c.Request.Context()
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funcName := "middleware.Logger"
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fields := []zap.Field{
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zap.String("method", c.Request.Method),
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zap.String("path", c.Request.URL.Path),
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zap.Int("status", c.Writer.Status()),
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zap.Duration("latency", latency),
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zap.String("ip", c.ClientIP()),
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zap.String("user_agent", c.Request.UserAgent()),
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}
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if len(c.Errors) > 0 {
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fields = append(fields, zap.String("error", c.Errors.String()))
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logs.Error(ctx, funcName, "请求处理异常", fields...)
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return
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}
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if latency > 500*time.Millisecond {
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logs.Warn(ctx, funcName, "慢请求告警", fields...)
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return
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}
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logs.Info(ctx, funcName, "请求完成", fields...)
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}
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}
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