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#!/bin/bash
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which dmidecode >/dev/null
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if [ $? -ne 0 ]; then
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echo dmidecode not found
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exit 1
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fi
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serial=`dmidecode | grep -im1 'serial number' | cut -d' ' -f3 | tr -d [:space:]`
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if [ ${#serial} -eq 0 ]; then
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echo no serial found
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exit 1
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fi
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echo $serial
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