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contrib-munin/plugins/virtualization/xen_traffic_

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2008-02-02 16:16:31 +01:00
#!/bin/sh
# Author: mario manno <projects@manno.name>
# Description: measure traffic for one xen host
# Get xen host name from symlink
#
#%# family=auto
#%# capabilities=autoconf suggest
DOMAIN=$( basename $0 | sed 's/^xen_traffic_//g' )
NAME=$( echo $DOMAIN | sed -e's/-/_/g' )
if [ "$1" = "autoconf" ]; then
if which xm > /dev/null ; then
echo yes
else
echo "no (xm not found)"
exit 1
fi
if [ -r /proc/net/dev ]; then
echo yes
else
echo "no (/proc/net/dev not found)"
exit 1
fi
exit 0
fi
if [ "$1" = "suggest" ]; then
xm list | awk '{print $1}' | egrep -v "^(Name|Domain-0)"
exit 0
fi
if [ "$1" = "config" ]; then
echo "graph_title Xen Traffic for $NAME"
echo 'graph_vlabel bits in (-) / out (+) per ${graph_period}'
echo 'graph_args --base 1024 -l 0'
echo 'graph_category xen'
echo 'out.label sent'
echo 'out.type DERIVE'
echo 'out.min 0'
echo 'out.cdef out,8,*'
echo 'in.label received'
echo 'in.type DERIVE'
echo 'in.min 0'
echo 'in.cdef in,8,*'
exit 0
fi
dev=$( xm network-list $DOMAIN | egrep "^[0-9]+" | sed 's@^.*vif/\([0-9]*\)/\([0-9]*\).*$@vif\1.\2@')
awk -v interface="$dev" \
'BEGIN { gsub(/\./, "\\.", interface) } \
$1 ~ "^" interface ":" {
split($0, a, /: */); $0 = a[2]; \
print "in.value " $1 "\nout.value " $9 \
}' \
/proc/net/dev