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[FLINK-37769] Include cause in event when restarting unhealthy job #979
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58 changes: 58 additions & 0 deletions
58
...ator/src/main/java/org/apache/flink/kubernetes/operator/observer/ClusterHealthResult.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.flink.kubernetes.operator.observer; | ||
|
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| import com.fasterxml.jackson.annotation.JsonCreator; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import lombok.Value; | ||
|
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| import java.util.Objects; | ||
| import java.util.stream.Collectors; | ||
| import java.util.stream.Stream; | ||
|
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| /** Cluster Health Result. */ | ||
| @Value | ||
| public class ClusterHealthResult { | ||
| boolean healthy; | ||
| String error; | ||
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| @JsonCreator | ||
| public ClusterHealthResult( | ||
| @JsonProperty("healthy") boolean healthy, @JsonProperty("error") String error) { | ||
| this.healthy = healthy; | ||
| this.error = error; | ||
| } | ||
|
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| public static ClusterHealthResult error(String error) { | ||
| return new ClusterHealthResult(false, error); | ||
| } | ||
|
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| public static ClusterHealthResult healthy() { | ||
| return new ClusterHealthResult(true, null); | ||
| } | ||
|
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| public ClusterHealthResult join(ClusterHealthResult clusterHealthResult) { | ||
| boolean isHealthy = this.healthy && clusterHealthResult.healthy; | ||
| String error = | ||
| Stream.of(this.error, clusterHealthResult.getError()) | ||
| .filter(Objects::nonNull) | ||
| .collect(Collectors.joining("|")); | ||
|
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| return new ClusterHealthResult(isHealthy, error); | ||
| } | ||
| } |
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55 changes: 55 additions & 0 deletions
55
.../src/test/java/org/apache/flink/kubernetes/operator/observer/ClusterHealthResultTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.flink.kubernetes.operator.observer; | ||
|
|
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| import org.junit.jupiter.api.Test; | ||
|
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
| import static org.junit.jupiter.api.Assertions.assertFalse; | ||
| import static org.junit.jupiter.api.Assertions.assertNull; | ||
| import static org.junit.jupiter.api.Assertions.assertTrue; | ||
|
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| class ClusterHealthResultTest { | ||
|
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| @Test | ||
| void error() { | ||
| ClusterHealthResult clusterHealthResult = ClusterHealthResult.error("test-error"); | ||
|
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| assertFalse(clusterHealthResult.isHealthy()); | ||
| assertEquals("test-error", clusterHealthResult.getError()); | ||
| } | ||
|
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| @Test | ||
| void healthy() { | ||
| ClusterHealthResult clusterHealthResult = ClusterHealthResult.healthy(); | ||
|
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| assertTrue(clusterHealthResult.isHealthy()); | ||
| assertNull(clusterHealthResult.getError()); | ||
| } | ||
|
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| @Test | ||
| void join() { | ||
| ClusterHealthResult clusterHealthResult = | ||
| ClusterHealthResult.healthy() | ||
| .join(ClusterHealthResult.error("test-error-1")) | ||
| .join(ClusterHealthResult.error("test-error-2")); | ||
|
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| assertFalse(clusterHealthResult.isHealthy()); | ||
| assertEquals("test-error-1|test-error-2", clusterHealthResult.getError()); | ||
| } | ||
| } |
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