feat(logutil): introduce LogOnError

pkg/util/logutil/logutil.go

@@ -0,0 +1,17 @@
+// Copyright (C) 2024 ScyllaDB
+
+package logutil
+
+import (
+	"context"
+
+	"github.com/scylladb/go-log"
+)
+
+// LogOnError logs provided msg and keyvals only when f results encounters error.
+// It's useful for logging resource cleanup errors that don't directly influence function execution.
+func LogOnError(ctx context.Context, log log.Logger, f func() error, msg string, keyvals ...interface{}) {
+	if err := f(); err != nil {
+		log.Error(ctx, msg, append(append([]any{}, keyvals...), "error", err)...)
+	}
+}