struct if_entry *tunnel_find_iface(struct netns_entry *ns, const char *addr)
{
struct search_arg data;
struct if_entry *result;
data.af = raw_addr(data.raw, addr);
if (data.af < 0)
return NULL;
if (match_if_heur(&result, ns, 0, NULL, match_tunnel, &data))
return NULL;
return result;
}
static int link_patch(struct ovs_if *iface, struct netns_entry *root)
{
int err;
struct if_entry *peer;
err = match_if_heur(&peer, root, 1, NULL, link_patch_search, iface);
if (err > 0)
return err;
if (err < 0)
return if_add_warning(iface->link, "failed to find openvswitch patch port peer reliably");
if (peer)
peer_set(iface->link, peer);
/* Ignore case when the peer is not found, it will be found from the
* other side. */
return 0;
}
static int link_iface(struct ovs_if *iface, struct netns_entry *root, int required)
{
int err;
if (iface->link)
return 0;
err = match_if_heur(&iface->link, root, 1, NULL, link_iface_search, iface);
if (err > 0)
return err;
if (err < 0)
return label_add(&root->warnings,
"Failed to map openvswitch interface %s reliably",
iface->name);
if (required && !iface->link)
return label_add(&root->warnings,
"Failed to map openvswitch interface %s",
iface->name);
return 0;
}
