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network: Introduce IPv6RA UseDNR= option
Same as the DHCP v4/v6 options, this controls the use of DNR received from ipv6ra.
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@ -3353,6 +3353,16 @@ Token=prefixstable:2002:da8:1::</programlisting></para>
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</listitem>
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</listitem>
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</varlistentry>
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</varlistentry>
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<varlistentry>
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<term><varname>UseDNR=</varname></term>
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<listitem>
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<para> When true, the DNR servers received in the Router Advertisement will be used. Defaults to
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the value of <option>UseDNS=</option>.</para>
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<xi:include href="version-info.xml" xpointer="v256"/>
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</listitem>
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</varlistentry>
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<varlistentry>
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<varlistentry>
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<term><varname>UseDomains=</varname></term>
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<term><varname>UseDomains=</varname></term>
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<listitem>
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<listitem>
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@ -109,6 +109,9 @@ bool link_get_use_dnr(Link *link, NetworkConfigSource proto) {
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case NETWORK_CONFIG_SOURCE_DHCP6:
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case NETWORK_CONFIG_SOURCE_DHCP6:
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n = link->network->dhcp6_use_dnr;
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n = link->network->dhcp6_use_dnr;
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break;
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break;
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case NETWORK_CONFIG_SOURCE_NDISC:
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n = link->network->ndisc_use_dnr;
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break;
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default:
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default:
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assert_not_reached();
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assert_not_reached();
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}
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}
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@ -1868,6 +1868,9 @@ static int ndisc_router_process_encrypted_dns(Link *link, sd_ndisc_router *rt) {
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sd_dns_resolver *res;
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sd_dns_resolver *res;
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_cleanup_(ndisc_dnr_freep) NDiscDNR *new_entry = NULL;
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_cleanup_(ndisc_dnr_freep) NDiscDNR *new_entry = NULL;
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if (!link_get_use_dnr(link, NETWORK_CONFIG_SOURCE_NDISC))
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return 0;
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r = sd_ndisc_router_get_sender_address(rt, &router);
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r = sd_ndisc_router_get_sender_address(rt, &router);
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if (r < 0)
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if (r < 0)
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return log_link_warning_errno(link, r, "Failed to get gateway address from RA: %m");
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return log_link_warning_errno(link, r, "Failed to get gateway address from RA: %m");
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@ -306,6 +306,7 @@ IPv6AcceptRA.UseAutonomousPrefix, config_parse_bool,
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IPv6AcceptRA.UseOnLinkPrefix, config_parse_bool, 0, offsetof(Network, ndisc_use_onlink_prefix)
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IPv6AcceptRA.UseOnLinkPrefix, config_parse_bool, 0, offsetof(Network, ndisc_use_onlink_prefix)
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IPv6AcceptRA.UsePREF64, config_parse_bool, 0, offsetof(Network, ndisc_use_pref64)
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IPv6AcceptRA.UsePREF64, config_parse_bool, 0, offsetof(Network, ndisc_use_pref64)
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IPv6AcceptRA.UseDNS, config_parse_tristate, 0, offsetof(Network, ndisc_use_dns)
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IPv6AcceptRA.UseDNS, config_parse_tristate, 0, offsetof(Network, ndisc_use_dns)
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IPv6AcceptRA.UseDNR, config_parse_tristate, 0, offsetof(Network, ndisc_use_dnr)
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IPv6AcceptRA.UseDomains, config_parse_use_domains, 0, offsetof(Network, ndisc_use_domains)
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IPv6AcceptRA.UseDomains, config_parse_use_domains, 0, offsetof(Network, ndisc_use_domains)
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IPv6AcceptRA.UseMTU, config_parse_bool, 0, offsetof(Network, ndisc_use_mtu)
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IPv6AcceptRA.UseMTU, config_parse_bool, 0, offsetof(Network, ndisc_use_mtu)
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IPv6AcceptRA.UseHopLimit, config_parse_bool, 0, offsetof(Network, ndisc_use_hop_limit)
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IPv6AcceptRA.UseHopLimit, config_parse_bool, 0, offsetof(Network, ndisc_use_hop_limit)
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@ -482,6 +482,7 @@ int network_load_one(Manager *manager, OrderedHashmap **networks, const char *fi
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.ndisc = -1,
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.ndisc = -1,
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.ndisc_use_redirect = true,
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.ndisc_use_redirect = true,
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.ndisc_use_dns = -1,
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.ndisc_use_dns = -1,
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.ndisc_use_dnr = -1,
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.ndisc_use_gateway = true,
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.ndisc_use_gateway = true,
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.ndisc_use_captive_portal = true,
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.ndisc_use_captive_portal = true,
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.ndisc_use_route_prefix = true,
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.ndisc_use_route_prefix = true,
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@ -343,6 +343,7 @@ struct Network {
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/* NDisc support */
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/* NDisc support */
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int ndisc;
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int ndisc;
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int ndisc_use_dnr;
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bool ndisc_use_redirect;
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bool ndisc_use_redirect;
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int ndisc_use_dns;
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int ndisc_use_dns;
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bool ndisc_use_gateway;
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bool ndisc_use_gateway;
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