[PATCH iproute2 1/3] vxlan: add support for collect metadata flag

[Paolo Abeni]

This patch add support for IFLA_VXLAN_COLLECT_METADATA via the
'collectmetadata' keyword to the vxlan link.

Signed-off-by: Paolo Abeni <pab...@redhat.com>
---
 ip/iplink_vxlan.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/ip/iplink_vxlan.c b/ip/iplink_vxlan.c
index db29bf0..a943e03 100644
--- a/ip/iplink_vxlan.c
+++ b/ip/iplink_vxlan.c
@@ -31,7 +31,7 @@ static void print_explain(FILE *f)
        fprintf(f, "                 [ ageing SECONDS ] [ maxaddress NUMBER 
]\n");
        fprintf(f, "                 [ [no]udpcsum ] [ [no]udp6zerocsumtx ] [ 
[no]udp6zerocsumrx ]\n");
        fprintf(f, "                 [ [no]remcsumtx ] [ [no]remcsumrx ]\n");
-       fprintf(f, "                 [ gbp ]\n");
+       fprintf(f, "                 [ [no]collectmetadata ] [ gbp ]\n");
        fprintf(f, "\n");
        fprintf(f, "Where: VNI := 0-16777215\n");
        fprintf(f, "       ADDR := { IP_ADDRESS | any }\n");
@@ -72,6 +72,7 @@ static int vxlan_parse_opt(struct link_util *lu, int argc, 
char **argv,
        __u8 udp6zerocsumrx = 0;
        __u8 remcsumtx = 0;
        __u8 remcsumrx = 0;
+       __u8 metadata = 0;
        __u8 gbp = 0;
        int dst_port_set = 0;
        struct ifla_vxlan_port_range range = { 0, 0 };
@@ -210,6 +211,10 @@ static int vxlan_parse_opt(struct link_util *lu, int argc, 
char **argv,
                        remcsumrx = 1;
                } else if (!matches(*argv, "noremcsumrx")) {
                        remcsumrx = 0;
+               } else if (!matches(*argv, "collectmetadata")) {
+                       metadata = 1;
+               } else if (!matches(*argv, "nocollectmetadata")) {
+                       metadata = 0;
                } else if (!matches(*argv, "gbp")) {
                        gbp = 1;
                } else if (matches(*argv, "help") == 0) {
@@ -272,6 +277,7 @@ static int vxlan_parse_opt(struct link_util *lu, int argc, 
char **argv,
        addattr8(n, 1024, IFLA_VXLAN_UDP_ZERO_CSUM6_RX, udp6zerocsumrx);
        addattr8(n, 1024, IFLA_VXLAN_REMCSUM_TX, remcsumtx);
        addattr8(n, 1024, IFLA_VXLAN_REMCSUM_RX, remcsumrx);
+       addattr8(n, 1024, IFLA_VXLAN_COLLECT_METADATA, metadata);
 
        if (noage)
                addattr32(n, 1024, IFLA_VXLAN_AGEING, 0);
@@ -428,6 +434,10 @@ static void vxlan_print_opt(struct link_util *lu, FILE *f, 
struct rtattr *tb[])
            rta_getattr_u8(tb[IFLA_VXLAN_REMCSUM_RX]))
                fputs("remcsumrx ", f);
 
+       if (tb[IFLA_VXLAN_COLLECT_METADATA] &&
+           rta_getattr_u8(tb[IFLA_VXLAN_COLLECT_METADATA]))
+               fputs("collectmetadata ", f);
+
        if (tb[IFLA_VXLAN_GBP])
                fputs("gbp ", f);
 }
-- 
1.8.3.1

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html