first commit

server/internal/http/middleware/logger.go

@@ -0,0 +1,80 @@
+package middleware
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/go-chi/chi/middleware"
+	"github.com/rs/zerolog/log"
+)
+
+func Logger(next http.Handler) http.Handler {
+	fn := func(w http.ResponseWriter, r *http.Request) {
+		req := map[string]interface{}{}
+
+		if reqID := middleware.GetReqID(r.Context()); reqID != "" {
+			req["id"] = reqID
+		}
+
+		scheme := "http"
+		if r.TLS != nil {
+			scheme = "https"
+		}
+
+		req["scheme"] = scheme
+		req["proto"] = r.Proto
+		req["method"] = r.Method
+		req["remote"] = r.RemoteAddr
+		req["agent"] = r.UserAgent()
+		req["uri"] = fmt.Sprintf("%s://%s%s", scheme, r.Host, r.RequestURI)
+
+		fields := map[string]interface{}{}
+		fields["req"] = req
+
+		entry := &entry{
+			fields: fields,
+		}
+
+		ww := middleware.NewWrapResponseWriter(w, r.ProtoMajor)
+		t1 := time.Now()
+
+		defer func() {
+			entry.Write(ww.Status(), ww.BytesWritten(), time.Since(t1))
+		}()
+
+		next.ServeHTTP(ww, r)
+	}
+	return http.HandlerFunc(fn)
+}
+
+type entry struct {
+	fields map[string]interface{}
+	errors []map[string]interface{}
+}
+
+func (e *entry) Write(status, bytes int, elapsed time.Duration) {
+	res := map[string]interface{}{}
+	res["time"] = time.Now().UTC().Format(time.RFC1123)
+	res["status"] = status
+	res["bytes"] = bytes
+	res["elapsed"] = float64(elapsed.Nanoseconds()) / 1000000.0
+
+	e.fields["res"] = res
+	e.fields["module"] = "api"
+
+	if len(e.errors) > 0 {
+		e.fields["errors"] = e.errors
+		log.Error().Fields(e.fields).Msgf("Request failed (%d)", status)
+	} else {
+		log.Debug().Fields(e.fields).Msgf("Request complete (%d)", status)
+	}
+}
+
+func (e *entry) Panic(v interface{}, stack []byte) {
+	err := map[string]interface{}{}
+	err["message"] = fmt.Sprintf("%+v", v)
+	err["stack"] = string(stack)
+
+	e.errors = append(e.errors, err)
+}