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NIFI-5430 CLI tool extension for cluster summary
This closes #2894. Signed-off-by: Bryan Bende <bbende@apache.org>
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47 changes: 47 additions & 0 deletions
47
...-cli/src/main/java/org/apache/nifi/toolkit/cli/impl/command/nifi/flow/ClusterSummary.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
| package org.apache.nifi.toolkit.cli.impl.command.nifi.flow; | ||
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| import org.apache.nifi.toolkit.cli.impl.client.nifi.FlowClient; | ||
| import org.apache.nifi.toolkit.cli.impl.client.nifi.NiFiClient; | ||
| import org.apache.nifi.toolkit.cli.impl.client.nifi.NiFiClientException; | ||
| import org.apache.nifi.toolkit.cli.impl.command.nifi.AbstractNiFiCommand; | ||
| import org.apache.nifi.toolkit.cli.impl.result.ClusterSummaryEntityResult; | ||
| import org.apache.nifi.web.api.entity.ClusteSummaryEntity; | ||
|
|
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| import java.io.IOException; | ||
| import java.util.Properties; | ||
|
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| public class ClusterSummary extends AbstractNiFiCommand<ClusterSummaryEntityResult> { | ||
| public ClusterSummary() { | ||
| super("cluster-summary", ClusterSummaryEntityResult.class); | ||
| } | ||
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| @Override | ||
| public String getDescription() { | ||
| return "Returns information about the node's cluster summary. " + | ||
| "This provides a way to test if the node is in the expected state."; | ||
| } | ||
|
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| @Override | ||
| public ClusterSummaryEntityResult doExecute(NiFiClient client, Properties properties) | ||
| throws NiFiClientException, IOException { | ||
| final FlowClient flowClient = client.getFlowClient(); | ||
| final ClusteSummaryEntity clusterSummary = flowClient.getClusterSummary(); | ||
| return new ClusterSummaryEntityResult(getResultType(properties), clusterSummary); | ||
| } | ||
| } |
54 changes: 54 additions & 0 deletions
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...cli/src/main/java/org/apache/nifi/toolkit/cli/impl/result/ClusterSummaryEntityResult.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,54 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
| package org.apache.nifi.toolkit.cli.impl.result; | ||
|
|
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| import org.apache.commons.lang3.Validate; | ||
| import org.apache.nifi.toolkit.cli.api.ResultType; | ||
| import org.apache.nifi.web.api.entity.ClusteSummaryEntity; | ||
|
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| import java.io.PrintStream; | ||
|
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| /** | ||
| * Result for CurrentUserEntity from NiFi. | ||
| */ | ||
| public class ClusterSummaryEntityResult extends AbstractWritableResult<ClusteSummaryEntity> { | ||
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| private final ClusteSummaryEntity clusteSummaryEntity; | ||
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| public ClusterSummaryEntityResult(final ResultType resultType, final ClusteSummaryEntity clusteSummaryEntity) { | ||
| super(resultType); | ||
| this.clusteSummaryEntity = clusteSummaryEntity; | ||
| Validate.notNull(this.clusteSummaryEntity); | ||
| } | ||
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| @Override | ||
| public ClusteSummaryEntity getResult() { | ||
| return clusteSummaryEntity; | ||
| } | ||
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| @Override | ||
| protected void writeSimpleResult(final PrintStream output) { | ||
| output.printf( | ||
| "Total node count: %d\nConnected node count: %d\nClustered: %s\nConnected to cluster: %s\n", | ||
| clusteSummaryEntity.getClusterSummary().getTotalNodeCount(), | ||
| clusteSummaryEntity.getClusterSummary().getConnectedNodeCount(), | ||
| clusteSummaryEntity.getClusterSummary().getClustered(), | ||
| clusteSummaryEntity.getClusterSummary().getConnectedToCluster() | ||
| ); | ||
| } | ||
|
|
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| } |