Add a case for respData.Len() == 0

open-telemetry · Nov 15, 2023 · 46d0335 · 46d0335
1 parent af08f24
commit 46d0335
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diff --git a/exporters/otlp/otlpmetric/otlpmetrichttp/client.go b/exporters/otlp/otlpmetric/otlpmetrichttp/client.go
@@ -166,6 +166,10 @@ func (c *client) UploadMetrics(ctx context.Context, protoMetrics *metricpb.Resou
 			if _, err := io.Copy(&respData, resp.Body); err != nil {
 				return err
 			}
+			if respData.Len() == 0 {
+				return nil
+			}
+
 			if resp.Header.Get("Content-Type") == "application/x-protobuf" {
 				var respProto colmetricpb.ExportMetricsServiceResponse
 				if err := proto.Unmarshal(respData.Bytes(), &respProto); err != nil {

diff --git a/exporters/otlp/otlptrace/otlptracehttp/client.go b/exporters/otlp/otlptrace/otlptracehttp/client.go
@@ -177,6 +177,9 @@ func (d *client) UploadTraces(ctx context.Context, protoSpans []*tracepb.Resourc
 			if _, err := io.Copy(&respData, resp.Body); err != nil {
 				return err
 			}
+			if respData.Len() == 0 {
+				return nil
+			}
 
 			if resp.Header.Get("Content-Type") == "application/x-protobuf" {
 				var respProto coltracepb.ExportTraceServiceResponse