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16 lines
No EOL
378 B
Bash
Executable file
16 lines
No EOL
378 B
Bash
Executable file
#! /bin/sh
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port=8888
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host=${1:-10.0.0.8}
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blooper=$(tempfile)
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trap "rm $blooper" 0
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echo foo | socat -t 0.01 STDIO UDP:$host:$port | tail -n +5 > $blooper
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for i in $(seq 8); do
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result=$(socat -t 0.01 STDIO UDP:$host:$port < $blooper | awk -F': ' '(NF > 1) {print $2; exit;}')
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port=$(echo "ibase=8; $result" | bc)
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echo "next port: $port ($result)"
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done
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echo $result |