41 lines
750 B
Go
41 lines
750 B
Go
// ©AngelaMos | 2026
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// request_id.go
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package middleware
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import (
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"context"
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"net/http"
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"github.com/google/uuid"
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)
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type contextKey string
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const RequestIDKey contextKey = "request_id"
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const RequestIDHeader = "X-Request-ID"
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func RequestID(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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requestID := r.Header.Get(RequestIDHeader)
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if requestID == "" {
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requestID = uuid.New().String()
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}
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ctx := context.WithValue(r.Context(), RequestIDKey, requestID)
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w.Header().Set(RequestIDHeader, requestID)
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next.ServeHTTP(w, r.WithContext(ctx))
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})
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}
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func GetRequestID(ctx context.Context) string {
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if id, ok := ctx.Value(RequestIDKey).(string); ok {
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return id
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}
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return ""
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}
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