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Fix issue 6945 (#6948)

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Joe 2021-05-15 17:38:51 +08:00 committed by GitHub
parent 86dab08354
commit 5e40a0998a
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3 changed files with 15 additions and 1 deletions
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1
CHANGES.md
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@ -41,6 +41,7 @@ Release Notes.
* Fix: Envoy error logs are not persisted when no metrics are generated
* Fix: Memory leakage of low version etcd client. [fix-issue](https://github.com/jurmous/etcd4j/pull/185)
* Allow multiple definitions as fallback in metadata-service-mapping.yaml file.
* Fix: NPE when configmap has no data.
#### UI
* Add logo for kong plugin.

2
oap-server/server-configuration/configuration-k8s-configmap/src/main/java/org/apache/skywalking/oap/server/configuration/configmap/ConfigmapConfigurationWatcherRegister.java
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@ -42,7 +42,7 @@ public class ConfigmapConfigurationWatcherRegister extends ConfigWatcherRegister
final ConfigTable configTable = new ConfigTable();
Optional<V1ConfigMap> v1ConfigMap = informer.configMap();
for (final String name : keys) {
final String value = v1ConfigMap.map(configMap -> configMap.getData().get(name)).orElse(null);
final String value = v1ConfigMap.map(V1ConfigMap::getData).map(data -> data.get(name)).orElse(null);
if (log.isDebugEnabled()) {
log.debug("read config: name:{} ,value:{}", name, value);
}

13
oap-server/server-configuration/configuration-k8s-configmap/src/test/java/org/apache/skywalking/oap/server/configuration/configmap/ConfigmapConfigWatcherRegisterTest.java
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@ -57,6 +57,19 @@ public class ConfigmapConfigWatcherRegisterTest {
register = new ConfigmapConfigurationWatcherRegister(settings, informer);
}
@Test
public void readConfigWhenConfigMapDataIsNull() throws Exception {
V1ConfigMap v1ConfigMap = new V1ConfigMap();
PowerMockito.doReturn(Optional.of(v1ConfigMap)).when(informer).configMap();
Optional<ConfigTable> optionalConfigTable = register.readConfig(new HashSet<String>() {{
add("key1");
}});
Assert.assertTrue(optionalConfigTable.isPresent());
ConfigTable configTable = optionalConfigTable.get();
Assert.assertEquals(configTable.getItems().size(), 0);
}
@Test
public void readConfigWhenInformerNotwork() throws Exception {
PowerMockito.doReturn(Optional.empty()).when(informer).configMap();