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64 lines
1.6 KiB
Bash
Executable File
64 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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# Author: Michael Mehari
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# SPDX-FileCopyrightText: 2019 UGent
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# SPDX-License-Identifier: AGPL-3.0-or-later
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PL_MIN=100
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PL_INC=100
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PL_MAX=1500
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PAYLOAD=( $(seq -s' ' $PL_MIN $PL_INC $PL_MAX) ) # paload size in bytes
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MCS_BPS=( 6 9 12 18 24 36 48 54 )
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MCS_IDX=( 4 5 6 7 8 9 10 11 )
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INTERVAL=0.001 # Wait interval seconds between sending each packet
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PKT_CNT=700 # Stop after sending count ECHO_REQUEST packets
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DEADLINE=1 # Specify a timeout, in seconds, before ping exits regardless of how many packets have been sent or received
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SDRCTL_EXEC="./sdrctl_src/sdrctl"
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CLIENT_IP="192.168.13.2"
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# Bandwidth = 1.4 MHz
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printf "LINK PERFORMANCE TEST\n"
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printf "=====================\n"
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printf "RATE/PL\t"
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for (( j = 0 ; j < ${#PAYLOAD[@]} ; j++ )) do
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printf "%*s" 12 "${PAYLOAD[j]}"
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done
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printf "\n"
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for (( i = 0 ; i < ${#MCS_IDX[@]} ; i++ )) do
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# configure MCS
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$SDRCTL_EXEC dev sdr0 set reg drv_tx 0 ${MCS_IDX[$i]} > /dev/null
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printf "%sMbps\t" ${MCS_BPS[$i]}
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for (( j = 0 ; j < ${#PAYLOAD[@]} ; j++ )) do
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# Measure link performance
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link_per_str=$(ping $CLIENT_IP -i $INTERVAL -c $PKT_CNT -w $DEADLINE -s ${PAYLOAD[$j]} -nq | while read line; do
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# Skip non packet-loss and non rtt responses
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[[ ! "$line" =~ "packet loss" ]] && [[ ! "$line" =~ "rtt" ]] && continue
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# Extract packet loss
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if [[ "$line" =~ "packet loss" ]]; then
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PL=$(echo $line | grep 'packet loss' | cut -d' ' -f6)
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if [[ $PL == "100%" ]]; then
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printf "%s,INF" $PL
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else
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printf "%s," $PL
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fi
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# Extract rtt
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else
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RTT=$(echo $line | grep rtt | cut -d/ -f5)
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printf "%s" $RTT
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fi
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done)
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printf "%*s" 12 $link_per_str
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done
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printf "\n"
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done
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