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// Portions Copyright [2018-2022] [Payara Foundation and/or its affiliates]

package com.sun.enterprise.v3.admin.cluster;

import com.sun.enterprise.admin.util.TimeoutParamDefaultCalculator;
import com.sun.enterprise.config.serverbeans.Cluster;
import com.sun.enterprise.config.serverbeans.Domain;
import jakarta.inject.Inject;
import org.glassfish.api.ActionReport;
import org.glassfish.api.ActionReport.ExitCode;
import org.glassfish.api.I18n;
import org.glassfish.api.Param;
import org.glassfish.api.admin.*;
import org.glassfish.hk2.api.PerLookup;
import org.jvnet.hk2.annotations.Service;

import java.util.logging.Logger;

@I18n("stop.cluster.command")
@Service(name = "stop-cluster")
@PerLookup
@RestEndpoints({
        @RestEndpoint(configBean = Cluster.class,
                opType = RestEndpoint.OpType.POST,
                path = "stop-cluster",
                description = "Stop Cluster",
                params = {
                        @RestParam(name = "id", value = "$parent")
                })
})
@Progress
public class StopClusterCommand implements AdminCommand {

    @Param(optional = false, primary = true)
    private String clusterName;

    @Param(optional = true, defaultValue = "false")
    private boolean kill = false;

    @Inject
    private ServerEnvironment env;

    @Inject
    private Domain domain;

    @Inject
    private CommandRunner runner;

    @Param(optional = true, defaultValue = "false")
    private boolean verbose;

    @Param(optional = true, defaultCalculator = TimeoutParamDefaultCalculator.class)
    private int instanceTimeout;

    @Param(optional = true, defaultCalculator = TimeoutParamDefaultCalculator.class)
    private int timeout;

    @Override
    public void execute(AdminCommandContext context) {

        ActionReport report = context.getActionReport();
        Logger logger = context.getLogger();

        if (timeout <= 0) {
            String msg = "Timeout must be at least 1 second long.";
            logger.warning(msg);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }

        if (instanceTimeout <= 0) {
            String msg = "Instance Timeout must be at least 1 second long.";
            logger.warning(msg);
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }

        logger.info(Strings.get("stop.cluster", clusterName));

        // Require that we be a DAS
        if (!env.isDas()) {
            String msg = Strings.get("cluster.command.notDas");
            logger.warning(msg);
            report.setActionExitCode(ExitCode.FAILURE);
            report.setMessage(msg);
            return;
        }

        ClusterCommandHelper clusterHelper = new ClusterCommandHelper(domain,
                runner);

        ParameterMap map = new ParameterMap();
        if (kill) {
            map.add("kill", "true");
        }
        map.add("timeout", String.valueOf(instanceTimeout));
        try {
            // Run start-instance against each instance in the cluster
            String commandName = "stop-instance";
            clusterHelper.setAdminTimeout(timeout * 1000);
            clusterHelper.runCommand(commandName, map, clusterName, context,
                    verbose);
        } catch (CommandException e) {
            String msg = e.getLocalizedMessage();
            logger.warning(msg);
            report.setActionExitCode(ExitCode.FAILURE);
            report.setMessage(msg);
        }
    }
}