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authorWilliam Tu <u9012063@gmail.com>2018-03-01 13:49:58 -0800
committerDavid S. Miller <davem@davemloft.net>2018-03-04 18:35:02 -0500
commit5f280b60d26fe6379a8179d70d932ec73b77411b (patch)
tree980d11b58f4ead5f4819dea3dee5f942e7d71485 /samples/bpf
parent77a5196a804e34ce5e215ef84d5e1de332e9c529 (diff)
downloadlinux-5f280b60d26fe6379a8179d70d932ec73b77411b.tar.bz2
samples/bpf: add gre sequence number test.
The patch adds tests for GRE sequence number support for metadata mode tunnel. Signed-off-by: William Tu <u9012063@gmail.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples/bpf')
-rw-r--r--samples/bpf/tcbpf2_kern.c6
-rwxr-xr-xsamples/bpf/test_tunnel_bpf.sh5
2 files changed, 7 insertions, 4 deletions
diff --git a/samples/bpf/tcbpf2_kern.c b/samples/bpf/tcbpf2_kern.c
index efdc16d195ff..9a8db7bd6db4 100644
--- a/samples/bpf/tcbpf2_kern.c
+++ b/samples/bpf/tcbpf2_kern.c
@@ -52,7 +52,8 @@ int _gre_set_tunnel(struct __sk_buff *skb)
key.tunnel_tos = 0;
key.tunnel_ttl = 64;
- ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key), BPF_F_ZERO_CSUM_TX);
+ ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key),
+ BPF_F_ZERO_CSUM_TX | BPF_F_SEQ_NUMBER);
if (ret < 0) {
ERROR(ret);
return TC_ACT_SHOT;
@@ -92,7 +93,8 @@ int _ip6gretap_set_tunnel(struct __sk_buff *skb)
key.tunnel_label = 0xabcde;
ret = bpf_skb_set_tunnel_key(skb, &key, sizeof(key),
- BPF_F_TUNINFO_IPV6 | BPF_F_ZERO_CSUM_TX);
+ BPF_F_TUNINFO_IPV6 | BPF_F_ZERO_CSUM_TX |
+ BPF_F_SEQ_NUMBER);
if (ret < 0) {
ERROR(ret);
return TC_ACT_SHOT;
diff --git a/samples/bpf/test_tunnel_bpf.sh b/samples/bpf/test_tunnel_bpf.sh
index 43ce049996ee..c265863ccdf9 100755
--- a/samples/bpf/test_tunnel_bpf.sh
+++ b/samples/bpf/test_tunnel_bpf.sh
@@ -23,7 +23,8 @@ function config_device {
function add_gre_tunnel {
# in namespace
ip netns exec at_ns0 \
- ip link add dev $DEV_NS type $TYPE key 2 local 172.16.1.100 remote 172.16.1.200
+ ip link add dev $DEV_NS type $TYPE seq key 2 \
+ local 172.16.1.100 remote 172.16.1.200
ip netns exec at_ns0 ip link set dev $DEV_NS up
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24
@@ -43,7 +44,7 @@ function add_ip6gretap_tunnel {
# in namespace
ip netns exec at_ns0 \
- ip link add dev $DEV_NS type $TYPE flowlabel 0xbcdef key 2 \
+ ip link add dev $DEV_NS type $TYPE seq flowlabel 0xbcdef key 2 \
local ::11 remote ::22
ip netns exec at_ns0 ip addr add dev $DEV_NS 10.1.1.100/24