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|
#!/bin/sh
#
# Copyright (c) 2014 Red Hat.
# Copyright (c) 1995-2002 Silicon Graphics, Inc. All Rights Reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# 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.
#
# source the PCP configuration environment variables
. $PCP_DIR/etc/pcp.env
status=1
tmp=`mktemp -d /tmp/pcp.XXXXXXXXX` || exit 1
trap "rm -fr $tmp; exit \$status" 0 1 2 3 15
# usage - print out the usage of program
#
_usage()
{
echo >$tmp/msg "Usage: $prog [options] [pmgadgets options]"
echo >>$tmp/msg '
options:
-t interval sample interval [default 120.0 seconds]
-V verbose/diagnostic output
-x pixels width of each bar graph [default 31]
-y pixels height of each bar graph [default 31]
pmgadgets(1) options:'
_pmgadgets_usage >>$tmp/msg
echo >>$tmp/msg
_pmgadgets_info -f $tmp/msg
}
# default variables
#
verbose=false
plot_y=2
bar_y=31
bar_x=31
# keep the original command line for restart after logout/login
#
echo -n "pmgadgets 1 \"pmgcisco\"" >$tmp/conf
for arg
do
echo -n " \"$arg\"" >>$tmp/conf
done
echo "" >> $tmp/conf
# get arguments
#
. $PCP_SHARE_DIR/lib/pmgadgets-args
_pmgadgets_args "$@"
[ "$interval" = 0 ] && interval=120sec
args="$args -t $interval"
if [ -n "$otherArgs" ]
then
while getopts "Vx:y:?" c $otherArgs
do
case $c
in
V)
verbose=true
;;
x) # -x pixels (width of bar graph)
bar_x=$OPTARG
;;
y) # -y pixels (height of bar graph)
bar_y=$OPTARG
;;
?)
_usage
status=1
exit
;;
esac
done
set -- $otherArgs
shift `expr $OPTIND - 1`
if [ $# -gt 0 ]
then
_usage
status=1
exit
fi
fi
# check on metric availability
#
if _pmgadgets_fetch_values cisco.bandwidth
then
if [ ! -s $tmp/pmgadgets_result -o "$number" -lt 1 ]
then
_pmgadgets_fetch_fail "get Cisco metrics"
#NOTREACHED
fi
else
_pmgadgets_fetch_fail "get Cisco metrics"
#NOTREACHED
fi
# output the config file
#
pminfo $msource -f cisco.bandwidth \
| sed -n \
-e 's/:/ /' \
-e '/ value /{
s/"] value / /
s/.*"//
p
}' \
| sort >$tmp/data
# $tmp/data has lines of the form <hostname> <interface> <bandwidth>
# try to truncate the <hostname> by dropping components from the
# right hand end, but retain uniqueness ... the truncated name is used
# for the label gadget
#
sed -e 's/ .*//' <$tmp/data | sort -u >$tmp/hostnames
trim=1
rm -f $tmp/done
while true
do
$PCP_AWK_PROG -F . <$tmp/hostnames >$tmp/tmp '
NR == 1 { last_part=NF-'$trim'+1
if (last_part < 2) { fail=1; exit }
want=$last_part
}
NF >= last_part { if ($last_part != want) { fail=2; exit }
next
}
{ fail=3; exit }
END { # print "fail=" fail
if (fail) print "" >"'$tmp/done'"
}'
[ -f $tmp/done ] && break
trim=`expr $trim + 1`
done
$PCP_AWK_PROG -F . <$tmp/hostnames >$tmp/map '
{ printf "%s",$0
for (i=1; i<=NF-'$trim'+1; i++) {
if (i == 1) printf "\t%s",$i
else printf ".%s",$i
}
print ""
}'
# this produces <hostname> <shortname> <interface> <bandwidth>
#
join $tmp/map $tmp/data \
| $PCP_AWK_PROG >>$tmp/conf '
BEGIN { y = 15; step_y = '$bar_y'+31; step_x = '$bar_x'+16 }
{ if (!seen[$4]) {
print "_legend link" $4 " ("
print " _default \"#608080\""
print " " int(0.10*$4) " green"
print " " int(0.70*$4) " yellow"
print " " int(0.80*$4) " orange"
print " " int(0.90*$4) " red"
print ")"
print ""
seen[$4] = 1
}
print "_label",5,y,"\"" $2 ":" $3 "\" \"7x13bold\""
print "_label",5,y+11,"\"in\" \"7x13\""
print "_led",5+'$bar_x'-6,y+4,8,8
print "_metric cisco.bytes_in[\"" $1 ":" $3 "\"]"
print "_legend link" $4
print "_bargraph",5,y+14,'$bar_x,$bar_y'
print "_metric cisco.bytes_in[\"" $1 ":" $3 "\"]"
print "_max " $4
print "_label",step_x+5,y+11,"\"out\" \"7x13\""
print "_led",step_x+5+'$bar_x'-6,y+4,8,8
print "_metric cisco.bytes_out[\"" $1 ":" $3 "\"]"
print "_legend link" $4
print "_bargraph",step_x+5,y+14,'$bar_x,$bar_y'
print "_metric cisco.bytes_out[\"" $1 ":" $3 "\"]"
print "_max " $4
print ""
y += step_y
}
END { value='"`echo $interval | sed -e 's/[^0-9.].*/; scale=\"&\"/' | tr A-Z a-z`"'
# tt is total time for plot in seconds, each bar is 1 pixel wide
tt = value * ('$bar_x' - 1)
if (scale ~ /^min/ || scale == "m") tt *= 60
else if (scale ~ /^hour/ || scale == "h") tt *= 3600
else if (scale ~ /^day/ || scale == "d") tt *= 24*3600
printf "_label 5 %d \"History: ",y
if (tt > 24*3600) {
xxx = int(tt/24*3600)
printf "%dday",xxx
if (xxx > 1) printf "s"
rem = int(0.5+(tt%(24*3600)/3600))
if (rem > 1)
printf " %dhours",rem
else if (rem == 1)
printf " 1hour"
}
else if (tt > 3600) {
xxx = int(tt/3600)
printf "%dhour",xxx
if (xxx > 1) printf "s"
rem = int(0.5+(tt%(3600)/60))
if (rem > 1)
printf " %dmin",rem
else if (rem == 1)
printf " 1min"
}
else if (tt > 60) {
xxx = int(tt/60)
printf "%dmin",xxx
if (xxx > 1) printf "s"
rem = int(0.5+tt%60)
if (rem > 1)
printf " %dsecs",rem
else if (rem == 1)
printf " 1sec"
}
else {
if (tt > 1)
printf "%dsecs",tt
else if (tt == 1)
printf "1sec"
}
print "\""
}'
$verbose && cat $tmp/conf
eval pmgadgets <$tmp/conf $args
status=$?
exit
|
