chore: better log (#303)

helpers/retrier.go

@@ -29,6 +29,7 @@ func NewRetrier(logger tmlog.Logger, retriesNumber int, baseDelay time.Duration)
 // calculated using the `NextTick(retryCount)` method.
 // Returns the final execution error if all retries failed.
 func (r Retrier) Retry(ctx context.Context, retryMethod func() error) error {
+	r.logger.Info("trying to recover from error...")
 	var err error
 	for i := 0; i < r.retriesNumber; i++ {
 		nextTick := time.NewTimer(r.NextTick(i))
@@ -42,7 +43,7 @@ func (r Retrier) Retry(ctx context.Context, retryMethod func() error) error {
 				r.logger.Info("succeeded", "retries_number", i)
 				return nil
 			}
-			r.logger.Error("failed to process", "retry", i, "err", err)
+			r.logger.Error("failed attempt", "retry", i, "err", err)
 		}
 	}
 	return err

relayer/relayer.go

@@ -120,7 +120,8 @@ func (r *Relayer) Start(ctx context.Context) error {
 				processFunc,
 			)
 			if err != nil {
-				// if an error occurs, retry few times before exiting
+				// if an error occurs, retry a few times before exiting
+				r.logger.Error(err.Error())
 				err = r.Retrier.Retry(ctx, processFunc)
 				if err != nil {
 					return err