fish.payara.docker.node.admin.CreateNodeTempCommand Maven / Gradle / Ivy

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 * Copyright (c) [2019] Payara Foundation and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://github.com/payara/Payara/blob/master/LICENSE.txt
 * See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/legal/LICENSE.txt.
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 * exception as provided by the Payara Foundation in the GPL Version 2 section of the License
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package fish.payara.docker.node.admin;

import com.sun.enterprise.config.serverbeans.Nodes;
import com.sun.enterprise.util.StringUtils;
import org.glassfish.api.ActionReport;
import org.glassfish.api.Param;
import org.glassfish.api.admin.AdminCommand;
import org.glassfish.api.admin.AdminCommandContext;
import org.glassfish.api.admin.CommandRunner;
import org.glassfish.api.admin.ExecuteOn;
import org.glassfish.api.admin.ParameterMap;
import org.glassfish.api.admin.RestEndpoint;
import org.glassfish.api.admin.RestEndpoints;
import org.glassfish.api.admin.RuntimeType;
import org.glassfish.hk2.api.PerLookup;
import org.jvnet.hk2.annotations.Service;

import javax.inject.Inject;

import static com.sun.enterprise.v3.admin.cluster.NodeUtils.PARAM_NODEHOST;
import static com.sun.enterprise.v3.admin.cluster.NodeUtils.PARAM_TYPE;
import static org.glassfish.api.admin.RestEndpoint.OpType.POST;

/**
 * Command to create a temporary node. A temporary node only exists as long as there are instances assinged to it, the
 * intention behind this being for use in cloud environments to allow containers to manage their own nodes.
 *
 * @author AndrewPielage 
 */
@Service(name = "_create-node-temp")
@PerLookup
@ExecuteOn(RuntimeType.DAS)
@RestEndpoints({
        @RestEndpoint(configBean = Nodes.class,
                opType = POST,
                path = "_create-node-temp",
                description = "Create Node Temp")
})
public class CreateNodeTempCommand implements AdminCommand {

    @Param(name = "name", primary = true)
    String name;

    @Param(name = "nodehost")
    String nodehost;

    @Inject
    private CommandRunner commandRunner;

    @Override
    public void execute(AdminCommandContext adminCommandContext) {
        ActionReport actionReport = adminCommandContext.getActionReport();
        CommandRunner.CommandInvocation commandInvocation = commandRunner.getCommandInvocation("_create-node",
                actionReport, adminCommandContext.getSubject());
        ParameterMap commandParameters = new ParameterMap();

        commandParameters.add("DEFAULT", name);
        if (StringUtils.ok(nodehost)) {
            commandParameters.add(PARAM_NODEHOST, nodehost);
        }
        commandParameters.add(PARAM_TYPE, "TEMP");

        commandInvocation.parameters(commandParameters);
        commandInvocation.execute();

        if (actionReport.getActionExitCode() == ActionReport.ExitCode.SUCCESS) {
            commandInvocation.report().setMessage(name);
        }
    }
}