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authorTom Gundersen <teg@jklm.no>2014-07-25 02:09:29 +0200
committerTom Gundersen <teg@jklm.no>2014-07-25 02:14:23 +0200
commitbfa695b5cc37aeb78737c57c84e9e69ea08152c0 (patch)
treeeb199a519de0b34b863c7986babba7473a2c55d4 /src/network/networkd-network.c
parent3c072310d515dd7ab4d553001ed3eb34b8090002 (diff)
networkd: ipv4ll - default to setting up ipv4ll routes
This is necessary for non-ipv4ll hosts to communicate with ipv4ll-only hosts on the same link. Defaults to being enabled, but can be opted out. See: <http://avahi.org/wiki/AvahiAutoipd#Routes>
Diffstat (limited to 'src/network/networkd-network.c')
-rw-r--r--src/network/networkd-network.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index 24fc26b929..84b6973f55 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -86,6 +86,8 @@ static int network_load_one(Manager *manager, const char *filename) {
if (!network->filename)
return log_oom();
+ network->ipv4ll_route = true;
+
network->dhcp_ntp = true;
network->dhcp_dns = true;
network->dhcp_hostname = true;
@@ -247,6 +249,26 @@ int network_apply(Manager *manager, Network *network, Link *link) {
link->network = network;
+ if (network->ipv4ll_route) {
+ Route *route;
+
+ r = route_new_static(network, 0, &route);
+ if (r < 0)
+ return r;
+
+ r = inet_pton(AF_INET, "169.254.0.0", &route->dst_addr.in);
+ if (r == 0)
+ return -EINVAL;
+ if (r < 0)
+ return -errno;
+
+ route->family = AF_INET;
+ route->dst_prefixlen = 16;
+ route->scope = RT_SCOPE_LINK;
+ route->metrics = IPV4LL_ROUTE_METRIC;
+ route->protocol = RTPROT_STATIC;
+ }
+
if (network->dns || network->ntp) {
r = link_save(link);
if (r < 0)