/**
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2009-2010], VMware, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program 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. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
*/
package org.hyperic.hq.plugin.xen;
import java.util.Iterator;
import java.util.Map;
import org.hyperic.hq.product.Metric;
import com.xensource.xenapi.Connection;
import com.xensource.xenapi.VM;
import com.xensource.xenapi.VMMetrics;
import com.xensource.xenapi.Types.VmPowerState;
public class XenVmCollector extends XenCollector {
public void collect() {
try {
Connection conn = connect();
VM vm = VM.getByUuid(conn, getServerUUID());
double avail;
VmPowerState state = vm.getPowerState(conn);
if (state == VmPowerState.RUNNING) {
avail = Metric.AVAIL_UP;
}
else if ((state == VmPowerState.PAUSED) ||
(state == VmPowerState.SUSPENDED))
{
avail = Metric.AVAIL_PAUSED;
}
else {
avail = Metric.AVAIL_DOWN;
}
setAvailability(avail);
VMMetrics metrics = vm.getMetrics(conn);
VMMetrics.Record record = metrics.getRecord(conn);
setValue("MemoryActual", record.memoryActual);
long startTime = record.startTime.getTime();
setValue("StartTime", startTime);
setValue("Uptime", System.currentTimeMillis() - startTime);
Map<Long, Double> cpus = record.VCPUsUtilisation;
double usage = 0;
for (Iterator it = cpus.values().iterator();
it.hasNext();)
{
usage += ((Double)it.next()).doubleValue();
}
setValue("CPUUsage", usage);
} catch (Exception e) {
setAvailability(false);
setErrorMessage(e.getMessage());
}
}
}