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#!/bin/bash
# Function to print script usage
usage(){
echo -e "Usage: $0 MAX_S MAX_R proto expType remote resFold [rate[Mbps] max_rate[Mbps] delay[ms] iface[lo,eth0,...]"
echo -e "MAX_S = max number of slices (min is 2)"
echo -e "MAX_R = number of repetition of handshake per slice value"
echo -e "proto = protocol requested (ssl; spp; fwd)"
echo -e "expType = {1=handshake (NOT USED) ; 2=ping-like (f[slices_len]) ; 3=ping-like (f[delay]); 4=ping-like (f[N_proxy]) ; 5=file download (f[size(1K-10MB)]) ; 6=browser-like behavior ; 7=test number of connections per second ; 8=byte analysis 9=file download by scenarios (f[size, rate, remote)}"
echo -e "remote = {(0) local experiments (1) Amazon experiments}"
echo -e "resFold = folder where results should be stored"
exit 0
}
# Get common functions with script <<perf_script.sh>>
source function.sh
# Check input for minimum number of parameteres requestes
nReqParam=6
let "totParam=nReqParam+4"
[[ $# -lt $nReqParam ]] && usage
# Parameters
S_MAX=$1 # max number of slices
R=$2 # number of repetitions per experiment
proto=$3 # protocol to be used
expType=$4 # experiment type
REMOTE=$5 # 1=remote ; 0=local
resFolder=$6 # result folder
log="log_perf_"$proto # performance log file
MAX=16 # hard coded max number of slices as per Kyle
fSizeMAX=5 # max file size is 5MB
proxyFile="./proxyList" # contains proxy information
resFile=$resFolder"/res" # result file
debug=0 # more logging
delay=-1 # default delay (-1 means no delay)
loadTime=0 # this disable by default logiing of CPU time
protoList[1]="ssl" # array for protocol types currently supported
protoList[2]="fwd"
protoList[3]="spp"
protoList[4]="pln"
protoList[5]="ssl_mod"
protoList[6]="fwd_mod"
protoList[7]="spp_mod"
protoList[8]="pln_mod"
key="amazon.pem" # amazon key
user="ubuntu" # amazon user
remoteFolder="/home/$user/secure_proxy_protocol/evaluation/client_server" # remote folder
timeSleep=5 # time for server to setup
# Max file size in MB
let "fSizeMAX = fSizeMAX*1024*1024"
# derive proto size
proto_count=${#protoList[@]}
# Run few checks on input parameters
if [ $S_MAX -gt $MAX ]
then
echo "[PERF] Currently max number of slices is $MAX"
exit 0
fi
# check that protocol requested is supported
found=0
for ((i=1; i<=proto_count; i++))
do
if [ $proto == "${protoList[$i]}" ]
then
found=1
fi
done
if [ $found == 0 ]
then
echo "Protocol requested ($proto) is currently not supported"
usage
fi
# Update result file name according to protocol requested
resFile=$resFile"_"$proto
if [ $REMOTE -eq 1 ]
then
resFile=$resFile"_remote"
fi
#Logging
echo "[PERF] Sumary of user input -- Max_no_slices=$S_MAX ; rep=$R ; prot=$proto ; expType=$expType"
# Cleaning network parameters, just in case
echo "[PERF] Cleaning network parameters (just in case)"
./network.sh 2
# More cleaning
for i in `ls | grep log_mbox`
do
rm -v $i
done
# Restore original proxy configuration
if [ $REMOTE -eq 0 ]
then
cp $proxyFile"_original" $proxyFile
echo "[PERF] Using proxy configuration as from file "$proxyFile"_original"
else
cp $proxyFile"_amazon" $proxyFile
echo "[PERF] Using proxy configuration as from file "$proxyFile"_amazon"
fi
# Optional parameters handling
if [ $# -gt $nReqParam ]
then
if [ $# -lt $totParam ]
then
echo "[PERF] Running with no network config. For net conf. you need 4 optional parameters: [rate[Mbps] max_rate[Mbps] delay[ms] iface"
else
c=$((nReqParam+1))
rate=${!c}
c=$((nReqParam+2))
maxRate=${!c}
c=$((nReqParam+3))
delay=${!c}
c=$((nReqParam+4))
iface=${!c}
echo "[PERF] Setting up local network parameters - Rate=" $rate"Mbps MaxRate="$maxRate"Mbps Delay="$delay"ms Interface=$iface"
./network.sh 1 $rate $maxRate $delay $iface
echo "[PERF] Veryfying network configuration"
if [ $iface == "lo" ]
then
ping -c 3 localhost
fi
fi
else
if [ $expType -ne 9 ]
then
echo "[PERF] Experiment requested overwrite network parameters as it runs on scenarios from file <<$scen_file>>"
else
echo "[PERF] Running with no network config. For net conf. you need 4 optional parameters: [rate[Mbps] max_rate[Mbps] delay[ms] iface"
fi
fi
# Cleaning
if [ -f $log ]
then
rm $log
fi
# Read mboxes (and server) address from config file
# NOTE: no option 4 since it needs to update file first
if [ $expType -ne 4 ]
then
readMboxes
fi
# Make sure server is not running
killServer
# Switch among user choices
case $expType in
1) # Test handshake duration
opt=2
echo "[PERF] Test handshake only not used since hard to compare. Use insted option (2) which measures time to first bytes"
;;
2) # Test time to first byte
echo "[PERF] Test time to first byte (function of slice complexity)"
opt=2
strategy="uni"
comm="ping"
# Update res file
resFile=$resFile"_timeFirstByte_slice"
if [ -f $resFile ]
then
rm -v $resFile
fi
# Start the server
start_server
# Start middleboxes
organizeMBOXES
# Estimate RTT
if [ $REMOTE -eq 1 ]
then
echo "[MASTER] Start RTT estimation script"
(./ping_script.sh $comm &)
fi
# Run S_MAX repetitions
#for((s=1; s<=S_MAX; s=2*s))
for((s=1; s<=S_MAX; s++))
do
# Run R handshake repetitions
echo "[PERF] Testing $R handshakes with $s slices (protocol <<$proto>>)"
for((i=1; i<=R; i++))
do
#echo "[PERF] ./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt >> $log 2>&1"
./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt >> $log 2>&1
done
done
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Handshake Analysis" > $resFile
echo "#Slices AvgDur StdDur" >> $resFile
fi
let "fix2=nProxy"
cat $log | grep "Action" | cut -f 3,7 -d " " | awk -v fix1=$delay -v fix2=$fix2 -v S=1 -f stdev.awk > $resFile
# paste RTT results if needed
if [ $REMOTE -eq 1 ]
then
if [ -f .tempPing ]
then
rm .tempPing
fi
if [ -f pingSummary ]
then
for((s=1; s<=S_MAX; s=2*s))
do
cat pingSummary >> .tempPing
done
paste $resFile .tempPing > .pasteRes
mv .pasteRes $resFile
rm .tempPing
else
echo "[PERF] Error no file <<pingSummary>> was created, check for ERRORS in script <<ping_script.sh>>!"
fi
fi
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
;;
3) # Test time to first byte
echo "[PERF] Test time to first byte (function of network latency). Max hop-by-hop delay="$MAX_DELAY"ms"
# Parameters
MAX_DELAY=80
opt=2
# 4 slices (1 req header, 1 req body) (1 resp header, 1 resp body)
s=4
strategy="cs"
# Update res file
resFile=$resFile"_timeFirstByte_latency"
if [ -f $resFile ]
then
rm -v $resFile
fi
# Start the server
start_server
# Start middleboxes
organizeMBOXES
# Run client along with network setup
initDelay=5
for((delay=initDelay; delay<=MAX_DELAY; delay=2*delay))
do
# Setup network delay
./network.sh 2
echo "[PERF] Setting up local network parameters - Rate=" $rate"Mbps MaxRate="$maxRate"Mbps Delay="$delay"ms Interface=$iface"
./network.sh 1 $rate $maxRate $delay $iface
# Run R handshake repetitions
echo "[PERF] Testing $R handshakes with delay $delay (3 slices: for handshake, 1 for header, 1 for content)"
for((i=1; i<=R; i++))
do
echo $delay >> .tmp
#echo "[PERF] ./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt"
./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt >> $log 2>&1
done
done
# fixing log file
cat $log | grep "Action" | cut -f 7 -d " " > .tmpMore
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Handshake Analysis" > $resFile
echo "#Slices AvgDur StdDur" >> $resFile
fi
paste .tmp .tmpMore > .res
let "fix2=nProxy"
cat .res | awk -v fix1=$s -v fix2=$fix2 -v S=$initDelay -f stdev.awk > $resFile
rm .tmp .tmpMore
#cat $log | grep "Action" | cut -f 3,7 -d " " | awk -v rtt=$delay -v N=$nProxy -f stdev.awk >> $resFile
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
;;
4) # Test time to first byte [f(N_proxy])
echo "[PERF] Test time to first byte (function of number of proxies [1:8])"
opt=2
N_MAX=0
N_low=0
echo "[PERF] !!! Temporary just running the no proxy scenario !!!"
s=4
strategy="cs"
# Update res file name
resFile=$resFile"_timeFirstByte_proxy"
# Cleaning
if [ -f $resFile ]
then
rm -v $resFile
fi
if [ -f .tmp ]
then
rm .tmp
fi
if [ -f .tmpMore ]
then
rm .tmpMore
fi
# Start the server
start_server
# Run S_MAX repetitions
for((N=$N_low; N<=N_MAX; N=2*N))
do
# Update proxy file
proxyFileUpdate
# Read proxy from (updated) file
readMboxes
# Start middleboxes
organizeMBOXES
# Run R handshake repetitions
echo "[PERF] Testing $R handshakes with $N proxies (3 slices: for handshake, 1 for header, 1 for content)"
# Starting client
echo "[PERF] Starting client:"
echo -e "\t[PERF] ./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt"
for((i=1; i<=R; i++))
do
# Logging for future correction
echo $N >> .tmp
./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt >> $log 2>&1
done
if [ $N -eq 0 ]
then
let "N++"
fi
done
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Handshake Analysis" > $resFile
echo "#Slices AvgDur StdDur" >> $resFile
fi
let "fix2=nProxy"
# fixing log file
cat $log | grep "Action" | cut -f 7 -d " " > .tmpMore
paste .tmp .tmpMore > .res
# Analyzing (corrected) log
cat .res | awk -v fix1=$s -v fix2=$delay -v S=$N_low -f stdev.awk > $resFile
rm .tmp .tmpMore
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
# Restore original proxy file (user for other experiments)
cp $proxyFile"_original" $proxyFile
;;
5) # Measure download time as a function of file size
echo "[PERF] Download time as a function of file size "
opt=3
# 4 slices (1 req header, 1 req body) (1 resp header, 1 resp body)
s=4
strategy="cs"
# Update res file
resFile=$resFile"_downloadTime"
# Cleaning
if [ -f $resFile ]
then
rm -v $resFile
fi
# Start the server
start_server
# Start middleboxes
organizeMBOXES
# Run until fSize is bigger than fSizeMAX
fSizeInitial=40
fSizeShort=$fSizeInitial
let "fSize=fSizeShort*1024" #(10KB)
while [ $fSize -le $fSizeMAX ]
do
# Run R handshake repetitions
echo "Test $R file retrievals with file size $fSize ($s slices)"
for((i=1; i<=R; i++))
do
echo $fSizeShort >> .tmp
#echo "[PERF] ./wclient -s $s -c $proto -o $opt -f $fSize -r $nProxy -w $nProxy >> $log 2>/dev/null"
./wclient -s $s -c $proto -o $opt -f $fSize -r $nProxy -w $nProxy >> $log 2>/dev/null
done
let "fSize = 2*fSize"
let "fSizeShort = 2*fSizeShort"
done
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Download Time Analysis" > $resFile
echo "#FileSize Slices Delay AvgDur StdDur" >> $resFile
fi
let "fix2=nProxy"
# fixing log file
cat $log | grep "Action" | cut -f 7 -d " " > .tmpMore
paste .tmp .tmpMore > .res
# Analyzing (corrected) log
cat .res | awk -v fix1=$s -v fix2=$delay -v S=$fSizeInitial -f stdev.awk > $resFile
rm .tmp .tmpMore
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
;;
6) # Measure download time and byte overhead in browser-like behavior
MAX_LOOP=100000
opt=4
strategy="cs" # (not used)
actionFolder="../realworld_web/alexa500_https_2015-01-09/"
browser_fold="./browser"
mkdir -p $browser_fold
rm $browser_fold"log_perf_"*
# test with specif subset of files
expSlice[0]="one"
#expSlice[0]="four"
#expSlice[0]="all"
# Cleaning
if [ -f .tmp ]
then
rm .tmp
fi
if [ -f .tmpMore ]
then
rm .tmpMore
fi
# Start the server
start_server
# Start middleboxes
organizeMBOXES
# Start loop among input files
loop=0
th=10
counter=1
# external loop on subset of files
k_count=${#expSlice[@]}
for ((j=0; j<k_count; j++))
do
str=${expSlice[j]}
if [ $str == "one" ]
then
k="one-slice"
fi
if [ $str == "four" ]
then
k="four-slices"
fi
if [ $str == "all" ]
then
k="slice-per-header"
fi
# Update res file
resFileK=$resFile"_"$k"_page_load_time"
resTraces=$resFolder"/res_traces_"$k"_page_load_time"
resFileBytes=$resFile"_"$k"byteOverhead_browser"
# Cleaning
if [ -f $resFileK ]
then
rm -v $resFileK
fi
if [ -f $resTraces ]
then
rm -v $resTraces
fi
if [ -f $resFileBytes ]
then
rm -v $resFileBytes
fi
# Logging
echo "[PERF] Measure download time and bytes overhead in browser-like mode. Max loop = $MAX_LOOP. Traces with key $k"
for f in `ls $actionFolder | grep "$k"`
do
echo "[PERF] Working on action file $f"
if [ $loop -eq $MAX_LOOP ]
then
echo "[PERF] Stopping since tested already <<$loop>> actionFiles"
break
fi
# cleanup + prepare 1 file per connection
for i in `ls ./actionFiles`
do
rm "./actionFiles/"$i
done
N_clients=`cat $actionFolder"/"$f | awk '{if (conn[$NF] == 0){conn[$NF] = 1; count = count + 1;}}END{print count}'`
# update download time from traces
tail -n 1 $actionFolder"/"$f | cut -f 1 -d " " >> $resTraces
# filter last bogus object
let "N_clients--"
if [ $N_clients -gt $th ]
then
echo "[PERF] File $f skipped since it requires more than $th connections"
continue
else
echo "[PERF] $N_clients connections were found"
if [ $N_clients -eq 1 ]
then
# Compute number of objects requested in that single connection
N_objects=`wc -l $actionFolder"/"$f | cut -f 1 -d " "`
# filter last bogus object (not there anymore)
#let "N_objects--"
if [ $N_objects -eq 1 ]
then
echo "[PERF] File $f skipped since it contains only $N_clients connection with $N_objects object"
continue
else
echo "[PERF] File $f contains $N_clients connection with $N_objects objects"
fi
fi
fi
# retrieve site name
suff=`echo $f | cut -f 1 -d "_" | awk 'BEGIN{FS="---";}{print $2}'`
# split per connection
cat $actionFolder"/"$f | awk '{if (NF>0){print $0 >> "./actionFiles/conn_"$NF}}'
N_clients=0
# Compute number of slices needed
s=`head -n 1 "./actionFiles/conn_0" | cut -f 2 -d " " | cut -f 1 -d ";" | awk 'BEGIN{FS="_";}{print NF}'`
echo "[PERF] $s slices extracted from action file"
# Starting all clients needed
for i in `ls ./actionFiles`
do
#echo $loop >> .tmp
let "N_clients++"
echo "[PERF] ./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt -a "./actionFiles/"$i"
# parallel
(./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt -a "./actionFiles/"$i -b 1 > $browser_fold"/"$log"_"$k"_"$suff"_"$i 2>/dev/null &)
# sequential (for testing)
#./wclient -s $s -r $nProxy -w $nProxy -c $proto -o $opt -a "./actionFiles/"$i >> log_test_browser
#echo $counter >> counter_test_browser
let "counter++"
done
# Logging
echo "[PERF] Started $N_clients in parallel"
active=`ps aux | grep wclient | grep actionFiles | grep -v grep | wc -l`
while [ $active -gt 0 ]
do
echo "[PERF] Still $active clients running (sleeping 1 sec)"
sleep 1
active=`ps aux | grep wclient | grep actionFiles | grep -v grep | wc -l`
done
# Wait for all connections to be done than compute page load time (max across) and byte summary (sum across)
cat $browser_fold"/"$log"_"$k"_"$suff"_"* | grep Duration | awk 'BEGIN{MAX = 0;}{if($NF > MAX){MAX = $NF;}}END{print MAX}' >> .tmpMore
cat $browser_fold"/"$log"_"$k"_"$suff"_"* | grep "ByteStatsSummary" | cut -f 3,4,5,6,7,8,9,10,11,12 -d " " | awk '{for (i=1; i<=NF; i++){s[i]=s[i]+$i; c=NF;}}END{for (i=1; i<=c; i++){str=str" "s[i];}print str;}' >> $resFileBytes
let "loop++"
echo $delay $nProxy >> .tmp
done
# Merge results for plotting duration
paste .tmp .tmpMore > $resFileK
rm .tmp .tmpMore
done
# All good
echo "[PERF] All good -- check logs" $log"_browser_* in folder " $browser_fold ")!!"
;;
7)
echo "[PERF] Number of connections (f[#slices]) [with more than 1 mbox it only parses log from the one at port 8423]"
opt=1
strategy="uni"
testDur=30
pathOpenSSL="/usr/local/ssl/bin/openssl"
s=4
cipher="DHE-RSA-AES128-SHA256"
loadTime=10 # this enables logging of CPU time (in the future measure for that time?)
prev_server=0; # number of lines in server log from previous exp
prev_mbox=0; # number of lines in mbox log from previous exp
# cleanup
if [ -f .resServer ]
then
rm -v .resServer
fi
if [ -f .resMbox ]
then
rm -v .resMbox
fi
# Update res file
resFileC=$resFile"_connections_slice_client"
resFileM=$resFile"_connections_slice_mbox"
resFileS=$resFile"_connections_slice_server"
if [ -f $resFileC ]
then
rm -v $resFileC
fi
if [ -f $resFileM ]
then
rm -v $resFileM
fi
if [ -f $resFileS ]
then
rm -v $resFileS
fi
# create folder if needed
mkdir -p full_results
#######Run with 2 proxies####
pp=2
echo "[PERF] !!! Temporary running with $pp proxies!!!!"
cp $proxyFile"_"$pp $proxyFile
readMboxes
#############################
# Start the server
start_server
# Start middleboxes
organizeMBOXES
# Get next hop address
nextHop=`cat $proxyFile | awk '{if(count==1)print $0; count+=1}'`
# Run S_MAX repetitions
minS=1
#minS=8
#echo "[PERF] !!!!Temporarly checking linear range from 8 to 16!!!!"
for((s=$minS; s<=S_MAX; s=2*s))
#for((s=$minS; s<=16; s++))
do
# Prepare for copy of full log
fullLogC="./full_results/results_client_$proto"
fullLogM="./full_results/results_mbox_$proto"
fullLogS="./full_results/results_server_$proto"
# Run R handshake repetitions
echo "[PERF] Run $R s_time based tests ($s slices, all mboxes get READ/WRITE access)"
for((i=1; i<=R; i++))
do
echo "[PERF] Test $i"
echo $s >> .tmp
#echo "$pathApps"/openssl" s_time -connect $nextHop -new -time $testDur -proto $proto -slice $s -read 1 -write 1 >> $log 2>&1"
$pathOpenSSL s_time -connect $nextHop -new -time $testDur -proto $proto -slice $s -read $nProxy -write $nProxy -cipher $cipher >> $log 2>&1
# Analyzing and cleaning logs
#cat log_server | awk '{split($2, a, "="); sum=sum+a[2]; c=c+1;}END{print c " connections. CPU time="sum"s;" c/sum " connections/user sec"}'
curr_server=`wc -l log_server | cut -f 1 -d " "`
curr_mbox=`wc -l log_mbox_8423 | cut -f 1 -d " "`
let "lines_s = curr_server - prev_server"
let "lines_m = curr_mbox - prev_mbox"
prev_server=$curr_server
prev_mbox=$curr_mbox
#echo "tail -n $lines_s log_server"
tail -n $lines_s log_server | awk -v s=$s '{split($2, a, "="); sum=sum+a[2]; c=c+1;}END{print s " " c/sum}' >> .resServer
#echo "tail -n $lines_m log_mbox"
tail -n $lines_m log_mbox_8423 | awk -v s=$s '{split($2, a, "="); sum=sum+a[2]; c=c+1;}END{print s " " c/sum}' >> .resMbox
done
done
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Connection Analysis" > $resFileC
echo "#Connection Analysis" > $resFileM
echo "#Connection Analysis" > $resFileS
fi
let "fix2=nProxy"
# fixing log file
cat $log | grep connections | grep -v real | cut -f 5 -d " " > .tmpMore
paste .tmp .tmpMore > .res
# Analyzing (corrected) log
cat .res | grep -v -i inf | awk -v fix1=$delay -v fix2=$fix2 -v S=$minS -f stdev.awk > $resFileC
cat .resMbox | grep -v -i inf | awk -v fix1=$delay -v fix2=$fix2 -v S=$minS -f stdev.awk > $resFileM
cat .resServer | grep -v -i inf | awk -v fix1=$delay -v fix2=$fix2 -v S=$minS -f stdev.awk > $resFileS
# Make a local copy of full results
mv .res $fullLogC
mv .resServer $fullLogS
mv .resMbox $fullLogM
# Cleanup support files
rm .tmp .tmpMore
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
#echo "[PERF] Number of connctions (f[#proxies]) -- PENDING"
;;
8)
echo "[PERF] Byte overhead -- X axis is a few discrete scenarios"
opt=3
strategy="uni"
# Define scenarios to test (num slices, num middleboxes, file size)
declare -A scenarios
scenarios[1,"numSlices"]=1
scenarios[1,"numMboxes"]=0
scenarios[1,"fileSize"]=$((10*1024))
scenarios[2,"numSlices"]=4
scenarios[2,"numMboxes"]=0
scenarios[2,"fileSize"]=$((10*1024))
scenarios[3,"numSlices"]=8
scenarios[3,"numMboxes"]=0
scenarios[3,"fileSize"]=$((10*1024))
scenarios[4,"numSlices"]=4
scenarios[4,"numMboxes"]=1
scenarios[4,"fileSize"]=$((10*1024))
scenarios[5,"numSlices"]=4
scenarios[5,"numMboxes"]=2
scenarios[5,"fileSize"]=$((10*1024))
scenarios[6,"numSlices"]=4
scenarios[6,"numMboxes"]=1
scenarios[6,"fileSize"]=$((20*1024))
let "numScenarios=${#scenarios[@]}/3"
echo "[PERF] Testing $numScenarios scenarios"
# Update res file
resFile=$resFile"_byteOverhead_scenarios"
if [ -f $resFile ]
then
rm -v $resFile
fi
# Start the server
start_server
# Run each scenario
for((s=1; s<=$numScenarios; s++))
do
# Update proxy file
N=${scenarios[$s,"numMboxes"]}
proxyFileUpdate
# Read proxy from (updated) file
readMboxes
# Proxy setup
organizeMBOXES
# Run R repetitions of scenario s
echo "[PERF] Testing $R reps with ${scenarios[$s,"numSlices"]} slices, ${scenarios[$s,"numMboxes"]} mboxes, ${scenarios[$s,"fileSize"]} byte file"
for((i=1; i<=R; i++))
do
set -x # print commands we run
# FIXME: -r and -w should really be min(numSlices, numMboxes)
./wclient -s ${scenarios[$s,"numSlices"]}\
-r ${scenarios[$s,"numMboxes"]}\
-w ${scenarios[$s,"numMboxes"]}\
-f ${scenarios[$s,"fileSize"]}\
-c $proto -o $opt -b 1 >> $log 2>&1
{ set +x; } 2>/dev/null # stop printing commands
done
done
# Restore original proxy file (used for other experiments)
cp $proxyFile"_original" $proxyFile
# Results
if [ -f $log ]
then
if [ $debug -eq 1 ]
then
echo "#Byte Overhead Analysis" > $resFile
echo "#NumSlices NumMboxes FileSize TotalBytes AppTotal PaddingTotal HeaderTotal HandshakeTotal" >> $resFile
fi
cat $log | grep "ByteStatsSummary" | cut -f 3,4,5,6,7,8,9,10,11,12 -d " " | awk -f filter_scenarios.awk > $resFile
else
echo "[PERF] No file <<$log>> created, check for ERRORS!"
fi
;;
9)
echo "[PERF] Time to first byte (f[scenarios])"
opt=3
strategy="cs"
delay=20 # default delay
iface="lo" # default network interface
#------------------------
timeSleep=3
R=10
echo "[PERF] Default param: Rep=$R ; Delay=$delay (for LOCAL). Reducing server sleeping time to $timeSleep (CHECK)"
#-----------------------
## File sizes percentile from Alexa
#10th percentile: 470.000000 B <--------
#25th percentile: 1473.250000 B
#50th percentile: 5009.000000 B <--------
#75th percentile: 16201.000000 B
#90th percentile: 42101.000000 B
#99th percentile: 190073.900000 B <--------
##
## Avg from YouTube
# 10MB <--------
## Speed from SpeedTets [1, 10, 100]Mbps
## Download speed (rate) from speedtest (1, 10, 100Mbps)
# Define scenarios to test (file size, rate, local/remote)
declare -A scenarios
scenFile="./scenarios" # file containing scenarios to run
load_scenarios
let "numScenarios=${#scenarios[@]}/4"
let "endScen=initScen + numScenarios"
# Update res file
resFile=$resFile"_timeFirstByte_scenarios"
# Logging
echo "[PERF] Testing $numScenarios scenarios. From id $initScen to id $endScen Results go in $resFile"
# Cleaning
if [ -f $resFile ]
then
rm -v $resFile
fi
if [ -f .tmp ]
then
rm -v .tmp
fi
if [ -f .tmpMore ]
then
rm -v .tmpMore
fi
# Set to crazy value so sure server and mbox are started on first run
prevRemote=2
# Run each scenario
for((s=initScen; s<endScen; s++))
do
# Extract file size
fSize=${scenarios[$s,"fileSize"]}
# Extract rate
rate=${scenarios[$s,"rate"]}
# Extract interface
iface=${scenarios[$s,"iface"]}
# Setup network if not remote
REMOTE=${scenarios[$s,"remote"]}
# Logging
if [ $REMOTE -eq 0 ]
then
echo -e "$(tput setaf 1)[PERF] Testing scenario $s -- File Size=$fSize ; Rate=$rate; Interface=$iface ; LOCAL$(tput sgr0)"
else
echo -e "$(tput setaf 1)[PERF] Testing scenario $s -- File Size=$fSize ; Interface=$iface ; AMAZON$(tput sgr0)"
fi
# Setup
if [ $REMOTE -eq 0 ]
then
cp $proxyFile"_original" $proxyFile
echo "[PERF] Organizing local network with parameters <<./network.sh 1 $rate $rate $delay $iface>>"
./network.sh 1 $rate $rate $delay $iface
if [ $iface == "lo" ]
then
ping -c 3 localhost
fi
else
cp $proxyFile"_amazon" $proxyFile
fi
# Read proxy and server from (updated) file
readMboxes
# Add route to use 3G if requested
if [ $iface == "ppp0" ]
then
echo "[PERF] Setting up 3G route -- <<sudo route add $mboxAdr dev ppp0>>"
sudo route add $mboxAdr dev ppp0
sleep 2
ping -c 3 $mboxAdr
fi
# Start server and mboxes ?
if [ $prevRemote -ne $REMOTE ]
then
# Start the server
start_server
# Proxy setup
organizeMBOXES
else
echo "[PERF] Not restarting server and mboxes since current scenario is on same location as previous (prevRemote=$prevRemote ; currRemote=$REMOTE)"
fi
# Run R repetitions of scenario s
for((i=1; i<=R; i++))
do
echo $fSize $rate $REMOTE >> .tmp
echo "Starting client"
echo -e "\t ./wclient -s 4 -r 1 -w 1 -f $fSize -c $proto -o $opt -b 1"
./wclient -s 4 -r 1 -w 1 -f $fSize -c $proto -o $opt -b 1 >> $log 2>&1
done
# cleanup the local network if not remote
if [ $REMOTE -eq 0 ]
then
echo "[PERF] Cleaning local network parameters"
./network.sh 2
fi
# Cleanup 3G route in case
if [ $iface == "ppp0" ]
then
echo "[PERF] Re-setting 3G route -- <<sudo route del $mboxAdr dev ppp0>>"
sudo route del $mboxAdr dev ppp0
sleep 2
ping -c 3 $mboxAdr
fi
let "lastS=endScen-1"
if [ $s -ne $lastS ]
then
let "j=s+1"
nextRemote=${scenarios[$j,"remote"]}
if [ $nextRemote -ne $REMOTE ]
then
echo "[PERF] Killing server and mbox since next scenaro is on a different location (currRemote=$REMOTE ; nextRemote=$nextRemote)"
# Kill the server
killServer
# Kill mboxes
killMbox
fi
else