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HDDS-528. add cli command to checkChill mode status and exit chill mode. Contributed by chencan.

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This commit is contained in:
Márton Elek 2018-11-15 13:51:41 +01:00
parent b12e69475b
commit fb1e8bb0cc
6 changed files with 215 additions and 0 deletions
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20
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/ContainerOperationClient.java
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@ -440,4 +440,24 @@ public long getContainerSize(long containerID) throws IOException {
}
return size;
}
/**
* Check if SCM is in chill mode.
*
* @return Returns true if SCM is in chill mode else returns false.
* @throws IOException
*/
public boolean inChillMode() throws IOException {
return storageContainerLocationClient.inChillMode();
}
/**
* Force SCM out of chill mode.
*
* @return returns true if operation is successful.
* @throws IOException
*/
public boolean forceExitChillMode() throws IOException {
return storageContainerLocationClient.forceExitChillMode();
}
}

16
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/client/ScmClient.java
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@ -171,4 +171,20 @@ List<HddsProtos.Node> queryNode(HddsProtos.NodeState nodeStatuses,
Pipeline createReplicationPipeline(HddsProtos.ReplicationType type,
HddsProtos.ReplicationFactor factor, HddsProtos.NodePool nodePool)
throws IOException;
/**
* Check if SCM is in chill mode.
*
* @return Returns true if SCM is in chill mode else returns false.
* @throws IOException
*/
boolean inChillMode() throws IOException;
/**
* Force SCM out of chill mode.
*
* @return returns true if operation is successful.
* @throws IOException
*/
boolean forceExitChillMode() throws IOException;
}

61
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/ChillModeCheckSubcommand.java Normal file
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@ -0,0 +1,61 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.hdds.scm.cli;
import java.util.concurrent.Callable;
import org.apache.hadoop.hdds.cli.HddsVersionProvider;
import org.apache.hadoop.hdds.scm.client.ScmClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import picocli.CommandLine.Command;
import picocli.CommandLine.ParentCommand;
/**
* This is the handler that process chill mode check command.
*/
@Command(
name = "status",
description = "Check if SCM is in chill mode",
mixinStandardHelpOptions = true,
versionProvider = HddsVersionProvider.class)
public class ChillModeCheckSubcommand implements Callable<Void> {
private static final Logger LOG =
LoggerFactory.getLogger(ChillModeCheckSubcommand.class);
@ParentCommand
private ChillModeCommands parent;
@Override
public Void call() throws Exception {
try (ScmClient scmClient = parent.getParent().createScmClient()) {
boolean execReturn = scmClient.inChillMode();
// Output data list
if(execReturn){
LOG.info("SCM is in chill mode.");
} else {
LOG.info("SCM is out of chill mode.");
}
return null;
}
}
}

60
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/ChillModeCommands.java Normal file
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@ -0,0 +1,60 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.hdds.scm.cli;
import java.util.concurrent.Callable;
import org.apache.hadoop.hdds.cli.HddsVersionProvider;
import org.apache.hadoop.hdds.cli.MissingSubcommandException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import picocli.CommandLine.Command;
import picocli.CommandLine.ParentCommand;
/**
* Subcommand to group chill mode related operations.
*/
@Command(
name = "chillmode",
description = "Chill mode specific operations",
mixinStandardHelpOptions = true,
versionProvider = HddsVersionProvider.class,
subcommands = {
ChillModeCheckSubcommand.class,
ChillModeExitSubcommand.class,
})
public class ChillModeCommands implements Callable<Void> {
private static final Logger LOG =
LoggerFactory.getLogger(ChillModeCommands.class);
@ParentCommand
private SCMCLI parent;
public SCMCLI getParent() {
return parent;
}
@Override
public Void call() throws Exception {
throw new MissingSubcommandException(
this.parent.getCmd().getSubcommands().get("chillmode").
getUsageMessage());
}
}

57
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/ChillModeExitSubcommand.java Normal file
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@ -0,0 +1,57 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hadoop.hdds.scm.cli;
import java.util.concurrent.Callable;
import org.apache.hadoop.hdds.cli.HddsVersionProvider;
import org.apache.hadoop.hdds.scm.client.ScmClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import picocli.CommandLine.Command;
import picocli.CommandLine.ParentCommand;
/**
* This is the handler that process chill mode exit command.
*/
@Command(
name = "exit",
description = "Force SCM out of chill mode",
mixinStandardHelpOptions = true,
versionProvider = HddsVersionProvider.class)
public class ChillModeExitSubcommand implements Callable<Void> {
private static final Logger LOG =
LoggerFactory.getLogger(ChillModeExitSubcommand.class);
@ParentCommand
private ChillModeCommands parent;
@Override
public Void call() throws Exception {
try (ScmClient scmClient = parent.getParent().createScmClient()) {
boolean execReturn = scmClient.forceExitChillMode();
if(execReturn){
LOG.info("SCM exit chill mode successfully.");
}
return null;
}
}
}

1
hadoop-hdds/tools/src/main/java/org/apache/hadoop/hdds/scm/cli/SCMCLI.java
View File

@ -73,6 +73,7 @@
+ "operations.",
versionProvider = HddsVersionProvider.class,
subcommands = {
ChillModeCommands.class,
ListSubcommand.class,
InfoSubcommand.class,
DeleteSubcommand.class,