/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Alex Rojkov
*/
package com.caucho.boot;
import com.caucho.cloud.scaling.ResinScalingClient;
import com.caucho.config.ConfigException;
import com.caucho.network.listen.TcpSocketLinkListener;
import com.caucho.util.L10N;
import java.lang.reflect.Constructor;
public class AbstractScalingCommand extends AbstractBootCommand
{
private static final L10N L = new L10N(AbstractScalingCommand.class);
private static Class scalingClientClass = null;
protected ResinScalingClient getScalingClient(WatchdogArgs args,
WatchdogClient client)
{
String address = args.getArg("-address");
if (address == null || address.isEmpty())
address = client.getConfig().getAddress();
int port = -1;
String portArg = args.getArg("-port");
try {
if (portArg != null && !portArg.isEmpty())
port = Integer.parseInt(portArg);
} catch (NumberFormatException e) {
NumberFormatException e1 = new NumberFormatException(
"-port argument is not a number '" + portArg + "'");
e1.setStackTrace(e.getStackTrace());
throw e;
}
if (port == -1)
port = findPort(client);
if (port == 0) {
throw new ConfigException(L.l("HTTP listener {0}:{1} was not found",
address, port));
}
String user = args.getArg("-user");
String password = args.getArg("-password");
try {
Constructor c = scalingClientClass.getConstructor(String.class,
int.class,
String.class,
String.class);
ResinScalingClient scaingClient;
scaingClient = (ResinScalingClient) c.newInstance(address,
port,
user,
password);
return scaingClient;
} catch (Exception e) {
throw new ConfigException(e.getMessage(), e);
}
}
private int findPort(WatchdogClient client)
{
for (TcpSocketLinkListener listener : client.getConfig().getPorts()) {
if (listener instanceof OpenPort) {
OpenPort openPort = (OpenPort) listener;
if ("http".equals(openPort.getProtocolName()))
return openPort.getPort();
}
}
return 0;
}
public boolean isPro()
{
return (scalingClientClass != null);
}
static {
try {
scalingClientClass = Class.forName(
"com.caucho.cloud.scaling.ScalingClient");
} catch (ClassNotFoundException e) {
}
}
}