24 lines
427 B
Bash
24 lines
427 B
Bash
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#!/bin/bash
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dyndns_name="da-checka.ddnss.de"
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myip="$(curl -s http://whatismyip.akamai.com/)"
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dnsip="$(dig $dyndns_name +short)"
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#debug
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#echo -e "My IP:\t$myip\nDNS IP:\t$dnsip"
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if [ "$myip" = "$dnsip" ]
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then
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echo "OK - My IP = \"$myip\"; DNS IP = \"$dnsip\""
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exit 0
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elif [ "$myip" != "$dnsip" ]
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then
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echo "CRITICAL - My IP = \"$myip\"; DNS IP = \"$dnsip\""
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exit 2
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else
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echo "UNKNOWN - Unbekannter Status"
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exit 3
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fi
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