[skywalking] 01/01: Fix histogram labels are absent

[hanahmily]

This is an automated email from the ASF dual-hosted git repository.

hanahmily pushed a commit to branch prom-histogram-label
in repository https://gitbox.apache.org/repos/asf/skywalking.git

commit c66669275619628e9f00fe78d30c15e11b70a8e2
Author: Gao Hongtao <hanahm...@gmail.com>
AuthorDate: Sun Jul 26 08:41:58 2020 +0800

    Fix histogram labels are absent
---
 .../skywalking/oap/server/library/util/prometheus/parser/Context.java    | 1 +
 1 file changed, 1 insertion(+)

diff --git 
a/oap-server/server-library/library-util/src/main/java/org/apache/skywalking/oap/server/library/util/prometheus/parser/Context.java
 
b/oap-server/server-library/library-util/src/main/java/org/apache/skywalking/oap/server/library/util/prometheus/parser/Context.java
index ef4c4b5..d0482fe 100644
--- 
a/oap-server/server-library/library-util/src/main/java/org/apache/skywalking/oap/server/library/util/prometheus/parser/Context.java
+++ 
b/oap-server/server-library/library-util/src/main/java/org/apache/skywalking/oap/server/library/util/prometheus/parser/Context.java
@@ -116,6 +116,7 @@ public class Context {
                 Histogram.HistogramBuilder hBuilder = Histogram.builder();
                 hBuilder.name(name).timestamp(now);
                 samples.forEach(textSample -> {
+                    hBuilder.labels(textSample.getLabels());
                     if (textSample.getName().endsWith("_count")) {
                         hBuilder.sampleCount((long) 
convertStringToDouble(textSample.getValue()));
                     } else if (textSample.getName().endsWith("_sum")) {