add auth

internal/auth/interceptor/logger.go

@@ -0,0 +1,24 @@
+package interceptor
+
+import (
+	"context"
+	"log"
+
+	"google.golang.org/grpc"
+)
+
+type LoggerInterceptor struct{}
+
+func NewLoggerInterceptor() *LoggerInterceptor {
+	return &LoggerInterceptor{}
+}
+
+func (li *LoggerInterceptor) UnaryServerInterceptor(
+	ctx context.Context,
+	req interface{},
+	info *grpc.UnaryServerInfo,
+	handler grpc.UnaryHandler,
+) (interface{}, error) {
+	log.Printf("gRPC call: %s", info.FullMethod)
+	return handler(ctx, req)
+}