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contrib-munin/plugins/virtualization/munin-libvirtpy

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2010-05-25 09:48:16 +02:00
#!/usr/bin/python
# Revision 1.0 2008/05/16 - Steven Wagner
# First functional release. Works for me.
#
# Revision 0.5 2008/05/01 - Julien Rottenberg
# initial display of variables from libvirt
#python-libvirt is required
import libvirt
import sys
conn = libvirt.openReadOnly("qemu:///system")
if conn == None:
print 'Failed to open connection to the hypervisor'
sys.exit(1)
try:
(model, memory, cpus, mhz, nodes, socket, cores, threads) = conn.getInfo()
except:
print 'getInfo failed'
sys.exit(1)
#print
#print "KVM running on %d %s %d mhz CPUs w/ %d MB RAM." % (cpus, model, mhz, memory)
#print
ids = conn.listDomainsID()
if ids == None or len(ids) == 0:
print 'No running domains found.'
sys.exit(1)
if len(sys.argv) == 2:
if sys.argv[1] == "config":
print "graph_title KVM Domain CPU Utilization"
print "graph_vlabel CPU use in seconds"
print "graph_args --base 1000"
print "graph_category kvm"
for id in ids:
dom = conn.lookupByID(id)
nodeName = dom.name()
print "%s.type COUNTER" %(nodeName)
print "%s.label %s" %(nodeName, nodeName)
sys.exit(1)
for id in ids:
dom = conn.lookupByID(id)
state, maxMem, memory, numVirtCpu, cpuTime = dom.info()
nodeName = dom.name()
# uuid = dom.UUID()
# ostype = dom.OSType()
# print """Domain: %s, %s state (%s), %d CPUs, %d seconds, %d milliseconds, mem/max (%d/%d) """ \
# % (nodeName, ostype, state, numVirtCpu, cpuTime/float(1000000000), cpuTime/float(1000000), memory, maxMem )
print "%s.value %d" % (nodeName, cpuTime/float(1000000))