22 lines
657 B
Bash
Executable File
22 lines
657 B
Bash
Executable File
#!/bin/bash
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# FILE: wagon:back/lib/ns_lookup_rdns
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# DESCRIPTION: Get a domain from an IP address
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# USAGE: rdns ip
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# OUTPUT: The domain for that IP
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# ERRORS:
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# 3: Not found
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# 4: Server down
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# 5: nslookup not found
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# 6: Bad usage
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source /etc/wagon/config
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domain="$(/usr/lib/wagon/ns_lookup_send "${1}")"
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case $? in
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0) printf '%s' "${domain%.}" | cut -d'=' -f2 | xargs -0; exit 0;;
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4) printf 'Domain for %s not found!\n' "${1}" >&2; exit 3;;
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5) printf 'Nameserver not available: %s\n' "${DNS_MASTER}" >&2; exit 4;;
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6) printf 'nslookup not installed!\n' >&2; exit 5;;
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*) printf 'Bad usage: %s %s\n' "${0}" "${@}" >&2; exit 6;;
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esac
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