From ef13d75b40af0265fafbbd6fead51f4e34bb41c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=83=E4=B9=98=28Qian=20Sheng=29?=
 <81615037+qiansheng91@users.noreply.github.com>
Date: Wed, 8 Nov 2023 12:13:14 +0800
Subject: [PATCH] Fix missing value when span attribute value type is not
 string type (#1170)

---
 pkg/protocol/decoder/opentelemetry/otlp_trace_parser.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/protocol/decoder/opentelemetry/otlp_trace_parser.go b/pkg/protocol/decoder/opentelemetry/otlp_trace_parser.go
index 18dd0de8b9..f2363c2c55 100644
--- a/pkg/protocol/decoder/opentelemetry/otlp_trace_parser.go
+++ b/pkg/protocol/decoder/opentelemetry/otlp_trace_parser.go
@@ -503,7 +503,7 @@ func v1EventsToString(events []*v1.Span_Event) string {
 func keyValueToString(keyValues []*v1Common.KeyValue) string {
 	var results = make(map[string]string)
 	for _, keyValue := range keyValues {
-		results[keyValue.Key] = keyValue.Value.GetStringValue()
+		results[keyValue.Key] = anyValueToString(keyValue.Value)
 	}
 
 	var d []byte