Files
Charon/backend/internal/api/middleware/request_id.go
2026-03-04 18:34:49 +00:00

41 lines
1.1 KiB
Go

package middleware
import (
"context"
"github.com/Wikid82/charon/backend/internal/logger"
"github.com/Wikid82/charon/backend/internal/trace"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
"github.com/sirupsen/logrus"
)
const RequestIDHeader = "X-Request-ID"
// RequestID generates a uuid per request and places it in context and header.
func RequestID() gin.HandlerFunc {
return func(c *gin.Context) {
rid := uuid.New().String()
c.Set(string(trace.RequestIDKey), rid)
c.Writer.Header().Set(RequestIDHeader, rid)
// Add to logger fields for this request
entry := logger.WithFields(map[string]any{"request_id": rid})
c.Set("logger", entry)
// Propagate into the request context so it can be used by services
ctx := context.WithValue(c.Request.Context(), trace.RequestIDKey, rid)
c.Request = c.Request.WithContext(ctx)
c.Next()
}
}
// GetRequestLogger retrieves the request-scoped logger from context or the global logger
func GetRequestLogger(c *gin.Context) *logrus.Entry {
if v, ok := c.Get("logger"); ok {
if entry, ok := v.(*logrus.Entry); ok {
return entry
}
}
// fallback
return logger.Log()
}