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the plugin now supports monitoring several tuners in the same graph

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ian dobson 2010-10-05 19:57:01 +02:00 • committed by Steve Schnepp
parent e3c3aae254
commit a8909ec671
1 changed files with 73 additions and 37 deletions
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110
plugins/other/dvb-signal
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@ -4,55 +4,91 @@
# #
# (c) 2009 i.dobson@planet-ian.com # (c) 2009 i.dobson@planet-ian.com
# #
# 24.11.2009 Version 1.1 added support for multiple tuners
# 22.11.2009 Version 1.0 added check that femon iinstalled
# 21.11.2009 Version 0.9 added adapter number
# 20.11.2009 Version 0.8 first version
#
# Magic markers (optional): # Magic markers (optional):
#%# family=auto #%# family=auto
#%# capabilities=autoconf suggest #%# capabilities=autoconf suggest
#Change this value to point to the tuner you want to watch #Starting point for tuner to watch
Tuner=1 Tuner=0
case $1 in case $1 in
autoconf|detect) autoconf|detect)
if [ -e /dev/dvb/adapter$Tuner/ ] ; then REQ=`which femon`
echo yes if [ "$REQ" = "" ]; then
exit 0 echo "no (femon not installed)"
else exit 1
echo "no (dvb tuner $Tuner not found)" fi
exit 1
fi;; if [ -e /dev/dvb/adapter$Tuner/ ]; then
echo yes
exit 0
else
echo "no (dvb tuner $Tuner not found)"
exit 1
fi;;
config) config)
echo 'graph_title DVB signal strength ' echo "graph_title DVB signal strength"
echo 'graph_args --base 1000 -l 0' echo 'graph_args --base 1000 -l 0'
echo 'graph_vlabel Signal Strength % / Errors in 000s' echo 'graph_vlabel Signal Strength %'
echo 'graph_category mythtv' echo 'graph_category mythtv'
echo 'graph_scale no' echo 'graph_scale no'
while [ -e /dev/dvb/adapter$Tuner/ ]; do
Tuner=$[$Tuner+1]
done
echo "signal.label Signal strength" TunerLoop=0
echo "signal.draw LINE1" while [ $TunerLoop -lt $Tuner ] ; do
echo "signal.min 0" echo "signal$TunerLoop.label Signal strength for tuner $TunerLoop"
echo "signal$TunerLoop.draw LINE1"
echo "signal$TunerLoop.min 0"
TunerLoop=$[$TunerLoop+1]
done
echo "snr.label Signal to noise" TunerLoop=0
echo "snr.draw LINE1" while [ $TunerLoop -lt $Tuner ] ; do
echo "snr.min 0" echo "snr$TunerLoop.label Signal to noise for tuner $TunerLoop"
echo "snr$TunerLoop.draw LINE1"
echo "snr$TunerLoop.min 0"
TunerLoop=$[$TunerLoop+1]
done
echo "ber.label Bit error rate (in millions)" TunerLoop=0
echo "ber.draw LINE1" while [ $TunerLoop -lt $Tuner ] ; do
echo "ber.min 0" echo "ber$TunerLoop.label Bit error rate for tuner $TunerLoop"
echo "ber$TunerLoop.draw LINE1"
echo "ber$TunerLoop.min 0"
echo "ber$TunerLoop.max 200"
TunerLoop=$[$TunerLoop+1]
done
echo "unc.label Uncorrectable errors (in thousands)" TunerLoop=0
echo "unc.draw LINE1" while [ $TunerLoop -lt $Tuner ] ; do
echo "unc.min 0" echo "unc$TunerLoop.label Uncorrectable errors for tuner $TunerLoop"
echo "unc$TunerLoop.draw LINE1"
echo "unc$TunerLoop.min 0"
echo "unc$TunerLoop.max 200"
TunerLoop=$[$TunerLoop+1]
done
exit 0;; exit 0;;
esac esac
echo "" > /tmp/dvb-signal.text
if [ -e /dev/dvb/adapter$Tuner/ ] ; then echo "" > /tmp/dvb-signal1.text
check=`femon -H -c 1 -a $Tuner | grep signal ` Tuner=0
echo $check | awk '{printf "signal.value %.0f\nsnr.value %.0f\nber.value %.2f\nunc.value %.2f\n\n",$5,$8,$11/1000,$14/1000000}' while [ -e /dev/dvb/adapter$Tuner/ ] ; do
else check=`femon -c 1 -a $Tuner | grep signal `
echo "snr.value 0" echo $check $Tuner| awk '{printf ("signal%.0f.value %.1f\nsnr%.0f.value %.1f\nber%.0f.value %.2f\nunc%.0f.value %.4f\n#raw values Tuner %.0f %.0f %.0f %.0f %.0f \n",$17,strtonum("0x"$5)/655,$17,strtonum("0x"$8)/655,$17,strtonum("0x"$11),$17,strtonum("0x"$14),$17,strtonum("0x"$5),strtonum("0x"$8),$11,$14)}' >> /tmp/dvb-signal.text
echo "unc.value 0" echo $check >> /tmp/dvb-signal1.text
echo "ber.value 0" Tuner=$[$Tuner+1]
echo "signal.value 0" done
fi cat /tmp/dvb-signal.text | grep signal
cat /tmp/dvb-signal.text | grep snr
cat /tmp/dvb-signal.text | grep ber
cat /tmp/dvb-signal.text | grep unc
cat /tmp/dvb-signal.text | grep raw
exit 0 exit 0