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48 lines
817 B
Bash
48 lines
817 B
Bash
#!/bin/sh
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#
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# ifup hook script for resolvconf
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#
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# This file is part of the resolvconf package.
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#
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[ -x /sbin/resolvconf ] || exit 0
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case "$ADDRFAM" in
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inet|inet6) : ;;
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*) exit 0 ;;
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esac
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R=""
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if [ "$IF_DNS_DOMAIN" ] ; then
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R="${R}domain $IF_DNS_DOMAIN
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"
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fi
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if [ "$IF_DNS_SEARCH" ] ; then
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R="${R}search $IF_DNS_SEARCH
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"
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fi
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if [ "$IF_DNS_SORTLIST" ] ; then
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R="${R}sortlist $IF_DNS_SORTLIST
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"
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fi
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for NS in $IF_DNS_NAMESERVERS ; do
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R="${R}nameserver $NS
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"
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done
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# Note: arguments of multiple instances of options are separated by newlines
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set_NS_to_first_arg() { NS="$1" ; }
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STANDARD_IFS="$IFS"
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IFS='
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'
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for OPT in $IF_DNS_NAMESERVER ; do
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IFS="$STANDARD_IFS"
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set_NS_to_first_arg $OPT
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[ "$NS" ] && R="${R}nameserver $NS
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"
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done
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IFS="$STANDARD_IFS"
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echo -n "$R" | /sbin/resolvconf -a "${IFACE}.${ADDRFAM}" || :
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