This lets the routing metric for links to be specified per-network, still defaulting to DHCP_ROUTE_METRIC (1024) if unspecified. Hopefully this helps with multiple interfaces configured via DHCP.
--- man/systemd.network.xml | 6 ++++++ src/network/networkd-dhcp4.c | 6 +++--- src/network/networkd-network-gperf.gperf | 1 + src/network/networkd-network.c | 1 + src/network/networkd.h | 1 + 5 files changed, 12 insertions(+), 3 deletions(-) diff --git a/man/systemd.network.xml b/man/systemd.network.xml index 641e02a..4cc13b2 100644 --- a/man/systemd.network.xml +++ b/man/systemd.network.xml @@ -494,6 +494,12 @@ hand, this must not be enabled on networks where broadcasts are filtered out.</para> </listitem> </varlistentry> + <varlistentry> + <term><varname>RouteMetric=</varname></term> + <listitem> + <para>Set the routing metric for routes specified by the DHCP server.</para> + </listitem> + </varlistentry> </variablelist> </refsect1> diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c index 5e4ff2b..6f635a3 100644 --- a/src/network/networkd-dhcp4.c +++ b/src/network/networkd-dhcp4.c @@ -93,7 +93,7 @@ static int link_set_dhcp_routes(Link *link) { route_gw->dst_addr.in = gateway; route_gw->dst_prefixlen = 32; route_gw->scope = RT_SCOPE_LINK; - route_gw->metrics = DHCP_ROUTE_METRIC; + route_gw->metrics = link->network->dhcp_route_metric; r = route_configure(route_gw, link, &dhcp4_route_handler); if (r < 0) { @@ -107,7 +107,7 @@ static int link_set_dhcp_routes(Link *link) { route->family = AF_INET; route->in_addr.in = gateway; - route->metrics = DHCP_ROUTE_METRIC; + route->metrics = link->network->dhcp_route_metric; r = route_configure(route, link, &dhcp4_route_handler); if (r < 0) { @@ -146,7 +146,7 @@ static int link_set_dhcp_routes(Link *link) { route->in_addr.in = static_routes[i].gw_addr; route->dst_addr.in = static_routes[i].dst_addr; route->dst_prefixlen = static_routes[i].dst_prefixlen; - route->metrics = DHCP_ROUTE_METRIC; + route->metrics = link->network->dhcp_route_metric; r = route_configure(route, link, &dhcp4_route_handler); if (r < 0) { diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf index c5b9614..a736461 100644 --- a/src/network/networkd-network-gperf.gperf +++ b/src/network/networkd-network-gperf.gperf @@ -57,6 +57,7 @@ DHCP.SendHostname, config_parse_bool, 0, DHCP.RequestBroadcast, config_parse_bool, 0, offsetof(Network, dhcp_broadcast) DHCP.CriticalConnection, config_parse_bool, 0, offsetof(Network, dhcp_critical) DHCP.VendorClassIdentifier, config_parse_string, 0, offsetof(Network, dhcp_vendor_class_identifier) +DHCP.RouteMetric, config_parse_unsigned, 0, offsetof(Network, dhcp_route_metric) /* backwards compatibility: do not add new entries to this section */ DHCPv4.UseDNS, config_parse_bool, 0, offsetof(Network, dhcp_dns) DHCPv4.UseMTU, config_parse_bool, 0, offsetof(Network, dhcp_mtu) diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c index fc62395..a2e27e0 100644 --- a/src/network/networkd-network.c +++ b/src/network/networkd-network.c @@ -85,6 +85,7 @@ static int network_load_one(Manager *manager, const char *filename) { network->dhcp_hostname = true; network->dhcp_routes = true; network->dhcp_sendhost = true; + network->dhcp_route_metric = DHCP_ROUTE_METRIC; network->llmnr = LLMNR_SUPPORT_YES; diff --git a/src/network/networkd.h b/src/network/networkd.h index ab5df1a..6c1afcd 100644 --- a/src/network/networkd.h +++ b/src/network/networkd.h @@ -100,6 +100,7 @@ struct Network { bool dhcp_broadcast; bool dhcp_critical; bool dhcp_routes; + unsigned dhcp_route_metric; bool ipv4ll; bool ipv4ll_route; -- 2.1.0 _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel