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path: root/src/etc/dhcp/dhclient-enter-hooks.d/04-vyos-resolvconf
blob: b1902b5852f4e52263ddc9fcfa030fd4705fb90b (plain)
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# modified make_resolv_conf() for VyOS
# should be used only if vyos-hostsd is running

if /usr/bin/systemctl -q is-active vyos-hostsd; then
    make_resolv_conf() {
        hostsd_client="/usr/bin/vyos-hostsd-client"
        hostsd_changes=

        if [ -n "$new_domain_name" ]; then
            logmsg info "Deleting search domains with tag \"dhcp-$interface\" via vyos-hostsd-client"
            $hostsd_client --delete-search-domains --tag "dhcp-$interface"
            logmsg info "Adding domain name \"$new_domain_name\" as search domain with tag \"dhcp-$interface\" via vyos-hostsd-client"
            $hostsd_client --add-search-domains "$new_domain_name" --tag "dhcp-$interface"
            hostsd_changes=y
        fi

        if [ -n "$new_dhcp6_domain_search" ]; then
            logmsg info "Deleting search domains with tag \"dhcpv6-$interface\" via vyos-hostsd-client"
            $hostsd_client --delete-search-domains --tag "dhcpv6-$interface"
            logmsg info "Adding search domain \"$new_dhcp6_domain_search\" with tag \"dhcpv6-$interface\" via vyos-hostsd-client"
            $hostsd_client --add-search-domains "$new_dhcp6_domain_search" --tag "dhcpv6-$interface"
            hostsd_changes=y
        fi

        if [ -n "$new_domain_name_servers" ]; then
            logmsg info "Deleting nameservers with tag \"dhcp-$interface\" via vyos-hostsd-client"
            $hostsd_client --delete-name-servers --tag "dhcp-$interface"
            logmsg info "Adding nameservers \"$new_domain_name_servers\" with tag \"dhcp-$interface\" via vyos-hostsd-client"
            $hostsd_client --add-name-servers $new_domain_name_servers --tag "dhcp-$interface"
            hostsd_changes=y
        fi

        if [ -n "$new_dhcp6_name_servers" ]; then
            logmsg info "Deleting nameservers with tag \"dhcpv6-$interface\" via vyos-hostsd-client"
            $hostsd_client --delete-name-servers --tag "dhcpv6-$interface"
            logmsg info "Adding nameservers \"$new_dhcpv6_name_servers\" with tag \"dhcpv6-$interface\" via vyos-hostsd-client"
            $hostsd_client --add-name-servers $new_dhcpv6_name_servers --tag "dhcpv6-$interface"
            hostsd_changes=y
        fi

        if [ $hostsd_changes ]; then
            logmsg info "Applying changes via vyos-hostsd-client"
            $hostsd_client --apply
        else
            logmsg info "No changes to apply via vyos-hostsd-client"
        fi
    }
fi