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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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//---PACKAGE DECLARATION--- |
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package uk.org.iscream.cms.server.client; |
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import java.util.HashMap; |
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import uk.org.iscream.cms.server.client.*; |
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import uk.org.iscream.cms.server.core.*; |
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import uk.org.iscream.cms.server.util.*; |
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import uk.org.iscream.cms.util.*; |
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import uk.org.iscream.cms.server.componentmanager.*; |
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/** |
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public void run() { |
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while(_running) { |
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try { |
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analysePacket((XMLPacket) getQueue().get(getQueueId())); |
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// check if monitoring is enabled for this host |
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// if not - just don't bother analyse it's packets |
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XMLPacket packet = (XMLPacket) getQueue().get(getQueueId()); |
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String source = packet.getParam("packet.attributes.machine_name"); |
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boolean enabled = checkBooleanConfig("Host." + source, "Monitor.enable"); |
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if(enabled) { |
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analysePacket(packet); |
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} |
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else { |
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_logger.write(this.toString(), Logger.DEBUG, "Skipping monitoring of host: " + source); |
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} |
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} catch (InvalidQueueException e) { |
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_logger.write(this.toString(), Logger.ERROR, "Unable to get queue."); |
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} |
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*/ |
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public abstract String getDescription(); |
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|
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/** |
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* Checks a boolean configuration variable. |
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* |
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* @param source the configuration to look up |
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* @param name the key to look up |
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*/ |
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protected boolean checkBooleanConfig(String source, String name) { |
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boolean enabled = true; |
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try { |
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int e = Integer.parseInt(_cp.getProperty(source, name)); |
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enabled = (e == 1); |
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} catch (PropertyNotFoundException e) { |
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enabled = false; |
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} catch (NumberFormatException e) { |
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enabled = false; |
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} |
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return enabled; |
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} |
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//---PRIVATE METHODS--- |
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/** |
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* Obtain the queue which contains the data |
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* the Monitor is reading. |
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* eg, MonitorManager.getInstance().getHeartbeatQueue() |
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* eg, MonitorManager.getInstance().getDataQueue() |
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*/ |
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protected abstract Queue getQueue(); |
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* all new alerts will be placed. |
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*/ |
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protected Queue _alerterQueue = AlerterManager.getInstance().getQueue(); |
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/** |
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* A reference to the configuration proxy in use |
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*/ |
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private ConfigurationProxy _cp = ConfigurationProxy.getInstance(); |
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/** |
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* The ID of the queue the monitor will use. |
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* Initially -1, but initialised on first use. |
