com.sun.enterprise.v3.admin.cluster.RestartInstanceCommand Maven / Gradle / Ivy

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

import com.sun.enterprise.admin.remote.RemoteAdminCommand;
import com.sun.enterprise.admin.util.RemoteInstanceCommandHelper;
import com.sun.enterprise.config.serverbeans.Server;
import com.sun.enterprise.util.StringUtils;
import java.util.logging.Logger;
import org.glassfish.api.*;
import org.glassfish.api.admin.*;
import org.jvnet.hk2.annotations.*;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.component.PerLookup;

/**
 *
 * @author bnevins
 */
@Service(name = "restart-instance")
@Scoped(PerLookup.class)
@I18n("restart.instance.command")
@Cluster(RuntimeType.DAS)
public class RestartInstanceCommand implements AdminCommand {

    @Override
    public void execute(AdminCommandContext context) {
        helper = new RemoteInstanceCommandHelper(habitat);
        report = context.getActionReport();
        logger = context.getLogger();

        if (env.isDas())
            errorMessage = callInstance();
        else
            errorMessage = Strings.get("restart.instance.notDas",
                    env.getRuntimeType().toString());

        if (errorMessage != null) {
            report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            report.setMessage(errorMessage);
            return;
        }

        // todo -- verify it really stopped
        // waiting for IT for Vijay to get done -- API for status
        // we are GUARANTEED that instanceName is set...
        report.setActionExitCode(ActionReport.ExitCode.SUCCESS);
        report.setMessage(Strings.get("restart.instance.success", instanceName));
    }

    /**
     * return null if all went OK...
     *
     */
    private String callInstance() {
        String cmdName = "restart-instance";

        if (!StringUtils.ok(instanceName))
            return Strings.get("stop.instance.noInstanceName", cmdName);

        final Server instance = helper.getServer(instanceName);

        if (instance == null)
            return Strings.get("stop.instance.noSuchInstance", instanceName);

        String host = instance.getAdminHost();

        if (host == null)
            return Strings.get("stop.instance.noHost", instanceName);

        int port = helper.getAdminPort(instance);

        if (port < 0)
            return Strings.get("stop.instance.noPort", instanceName);

        try {
            // TODO username password ????
            RemoteAdminCommand rac = new RemoteAdminCommand("_restart-instance",
                    host, port, false, "admin", null, logger);

            // notice how we do NOT send in the instance's name as an operand!!
            rac.executeCommand(new ParameterMap());
        }
        catch (CommandException ex) {
            return Strings.get("restart.instance.racError", instanceName,
                    ex.getLocalizedMessage());
        }

        return null;
    }
    @Inject
    private Habitat habitat;
    @Inject
    private ServerEnvironment env;
    @Param(optional = false, primary = true)
    private String instanceName;
    private Logger logger;
    private RemoteInstanceCommandHelper helper;
    private ActionReport report;
    private String errorMessage = null;
}