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#!/bin/sh
# Author: mario manno <projects@manno.name>
# Description: measure traffic for all xen hosts
#
#%# family=auto
#%# capabilities=autoconf
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" = "config" ]; then
echo 'graph_title Xen Traffic'
echo 'graph_vlabel bits received (-) / sent (+) per ${graph_period}'
echo 'graph_args --base 1024 -l 0'
echo 'graph_category xen'
DOMAINS=$(xm list | awk '{print $1}' | egrep -v "^(Name|Domain-0)")
for dom in $DOMAINS; do
name=$( echo $dom | sed -e's/-/_/g' )
#echo $name"UP.label $name"
#echo $name"DOWN.label $name"
echo $name'Down.label received'
echo $name'Down.type COUNTER'
echo $name'Down.graph no'
echo "${name}Down.cdef ${name}Down,8,*"
echo "${name}Up.label ${name}"
echo $name'Up.type COUNTER'
echo "${name}Up.negative ${name}Down"
echo "${name}Up.cdef ${name}Up,8,*"
done
exit 0
fi
DOMAINS=$(xm list | awk '{print $1}' | egrep -v "^(Name|Domain-0)")
for dom in $DOMAINS; do
dev=$( xm network-list $dom |\
egrep "^[0-9]+" | sed 's@^.*vif/\([0-9]*\)/\([0-9]*\).*$@vif\1.\2@')
name=$( echo $dom | sed -e's/-/_/g' )
#awk -v name="$name" -v interface="$dev" -F'[: \t]+' \
#'{ sub(/^ */,""); if ($1 == interface) \
#print name"DOWN.value "$2"\n"name"UP.value "$10; }' /proc/net/dev
awk -v name="$name" -v interface="$dev" \
'BEGIN { gsub(/\./, "\\.", interface) } \
$1 ~ "^" interface ":" {
split($0, a, /: */); $0 = a[2]; \
print name"Down.value " $1 "\n"name"Up.value " $9 \
}' \
/proc/net/dev
done
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