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|
#!/bin/bash
service infnoise stop
service rng-tools stop
echo "4096" > /proc/sys/kernel/random/write_wakeup_threshold
declare -a TEST_KBYTES=('2500')
declare -a TEST_MULTIPLIERS=('1' '10' '100' '1000' '10000') # be careful with multiplier of 0 - tests with /dev/random take over a day.
RNGTEST=1
ENT=1
DIEHARDER=0
GRAPHS=1
function checkCommand {
$1 $2 >/dev/null
if [ $? -ne 0 ]; then
echo "$1 not installed. Exiting.."
exit 1
fi
}
function checkPythonModule {
python -c "import $1" >/dev/null
if [ $? -ne 0 ]; then
echo "python module $1 not installed. Exiting.."
exit 1
fi
}
function makePlots {
python plots/colormap.py $1 &
python plots/scatterplot.py $1 &
sleep 3
mv $1-colormap.png results/plots/
mv $1-scatter.png results/plots/
}
checkCommand "pv" "-h"
checkCommand "infnoise" "-h"
if [ $RNGTEST -eq 1 ] ; then
checkCommand "rngtest" "--help"
fi
if [ $ENT -eq 1 ] ; then
checkCommand "ent" "-u"
fi
if [ $DIEHARDER -eq 1 ] ; then
checkCommand "dieharder"
fi
if [ $GRAPHS -eq 1 ] ; then
checkCommand "python" "-h"
checkPythonModule "numpy"
checkPythonModule "matplotlib"
fi
mkdir -p results/data
mkdir -p results/plots
for kbytes in "${TEST_KBYTES[@]}"
do
# raw stream tests
echo "starting RAW output tests with:"
echo "Bytes: $kbytes K ($(($kbytes*8000)) bits)"
infnoise --debug --raw 2> results/data/raw-$kbytes\K.log | pv -fW 2>results/data/raw-$kbytes\K-pv.log | dd count=$kbytes bs=1000 iflag=fullblock of=results/data/raw-$kbytes\K.out 2>/dev/null
if [ $RNGTEST -eq 1 ] ; then
rngtest < results/data/raw-$kbytes\K.out 2> results/raw-$kbytes\K-rngtest.txt
fi
if [ $ENT -eq 1 ] ; then
ent results/data/raw-$kbytes\K.out > results/raw-$kbytes\K-ent.txt
fi
if [ $GRAPHS -eq 1 ] ; then
makePlots results/data/raw-$kbytes\K.out
fi
if [ $DIEHARDER -eq 1 ] ; then
dieharder -a -f results/data/raw-$kbytes\K.out > results/raw-$kbytes\K-dieharder.txt
fi
echo "---"
for multiplier in "${TEST_MULTIPLIERS[@]}"
do
# whitened stream tests
echo "starting whitened tests with: "
echo "Bytes: $kbytes K ($(($kbytes*8000)) bits) multiplier: $multiplier"
infnoise --debug --multiplier $multiplier 2> results/data/whitened-$multiplier-$kbytes\K.log | pv -fW 2> results/data/whitened-$multiplier-$kbytes\K-pv.log | dd count=$kbytes bs=1000 iflag=fullblock of=results/data/whitened-$multiplier-$kbytes\K.out 2>/dev/null
if [ $RNGTEST -eq 1 ] ; then
rngtest < results/data/whitened-$multiplier-$kbytes\K.out 2> results/whitened-$multiplier-$kbytes\K-rngtest.txt
fi
if [ $ENT -eq 1 ] ; then
ent results/data/whitened-$multiplier-$kbytes\K.out > results/whitened-$multiplier-$kbytes\K-ent.txt
fi
if [ $GRAPHS -eq 1 ] ; then
makePlots results/data/whitened-$multiplier-$kbytes\K.out
fi
if [ $DIEHARDER -eq 1 ] ; then
dieharder -a -f results/data/whitened-$multiplier-$kbytes\K.out > results/whitened-$multiplier-$kbytes\K-dieharder.txt
fi
echo "---"
# /dev/random tests
echo "starting /dev/random tests with: "
echo "Bytes: $kbytes K ($(($kbytes*8000)) bits) Multiplier: $multiplier"
timeout 3s cat /dev/random >/dev/null # flush /dev/random pool
echo -n "available entropy before test: "
cat /proc/sys/kernel/random/entropy_avail
infnoise --dev-random --multiplier $multiplier --debug 2> results/data/devrandom-$multiplier-$kbytes\K.log &
sleep 3
cat /dev/random | pv -fW 2> results/data/devrandom-$multiplier-$kbytes\K-pv.log | dd count=$kbytes bs=1000 iflag=fullblock of=results/data/devrandom-$multiplier-$kbytes\K.out 2>/dev/null
killall infnoise
if [ $RNGTEST -eq 1 ] ; then
rngtest < results/data/devrandom-$multiplier-$kbytes\K.out 2> results/devrandom-$multiplier-$kbytes\K-rngtest.txt
fi
if [ $ENT -eq 1 ] ; then
ent results/data/devrandom-$multiplier-$kbytes\K.out > results/devrandom-$multiplier-$kbytes\K-ent.txt
fi
if [ $GRAPHS -eq 1 ] ; then
makePlots results/data/devrandom-$multiplier-$kbytes\K.out
fi
if [ $DIEHARDER -eq 1 ] ; then
dieharder -a -f results/data/devrandom-$multiplier-$kbytes\K.out > results/devrandom-$multiplier-$kbytes\K-dieharder.txt
fi
echo "---"
done
done
|
