From: Steven Barth <steven@midlink.org>
Date: Tue, 10 Jun 2014 15:59:16 +0000 (+0200)
Subject: Add support for onlink-flags for IPv4 routes
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=commitdiff_plain;h=8f0c8e8e91945a3e5c3fa7111b2a3494b731b32c

Add support for onlink-flags for IPv4 routes

Signed-off-by: Steven Barth <steven@midlink.org>
---

diff --git a/interface-ip.c b/interface-ip.c
index 33b5d43..bd6f164 100644
--- a/interface-ip.c
+++ b/interface-ip.c
@@ -38,6 +38,7 @@ enum {
 	ROUTE_VALID,
 	ROUTE_TABLE,
 	ROUTE_SOURCE,
+	ROUTE_ONLINK,
 	__ROUTE_MAX
 };
 
@@ -51,6 +52,7 @@ static const struct blobmsg_policy route_attr[__ROUTE_MAX] = {
 	[ROUTE_TABLE] = { .name = "table", .type = BLOBMSG_TYPE_STRING },
 	[ROUTE_VALID] = { .name = "valid", .type = BLOBMSG_TYPE_INT32 },
 	[ROUTE_SOURCE] = { .name = "source", .type = BLOBMSG_TYPE_STRING },
+	[ROUTE_ONLINK] = { .name = "onlink", .type = BLOBMSG_TYPE_BOOL },
 };
 
 const struct uci_blob_param_list route_attr_list = {
@@ -347,6 +349,9 @@ interface_ip_add_route(struct interface *iface, struct blob_attr *attr, bool v6)
 		route->sourcemask = (mask) ? atoi(mask) : ((af == AF_INET6) ? 128 : 32);
 	}
 
+	if ((cur = tb[ROUTE_ONLINK]) != NULL && blobmsg_get_bool(cur))
+		route->flags |= DEVROUTE_ONLINK;
+
 	if (is_proto_route) {
 		route->table = (v6) ? iface->ip6table : iface->ip4table;
 		route->flags |= DEVROUTE_SRCTABLE;
diff --git a/interface-ip.h b/interface-ip.h
index de8343d..93d55ee 100644
--- a/interface-ip.h
+++ b/interface-ip.h
@@ -42,6 +42,9 @@ enum device_addr_flags {
 
 	/* route resides in default source-route table */
 	DEVROUTE_SRCTABLE	= (1 << 8),
+
+	/* route is on-link */
+	DEVROUTE_ONLINK		= (1 << 9),
 };
 
 union if_addr {
diff --git a/system-linux.c b/system-linux.c
index 06226ef..7447422 100644
--- a/system-linux.c
+++ b/system-linux.c
@@ -1221,6 +1221,7 @@ static int system_rt(struct device *dev, struct device_route *route, int cmd)
 		.rtm_protocol = (route->flags & DEVADDR_KERNEL) ? RTPROT_KERNEL : RTPROT_STATIC,
 		.rtm_scope = scope,
 		.rtm_type = (cmd == RTM_DELROUTE) ? 0: RTN_UNICAST,
+		.rtm_flags = (route->flags & DEVROUTE_ONLINK) ? RTNH_F_ONLINK : 0,
 	};
 	struct nl_msg *msg;