From 5f280b60d26fe6379a8179d70d932ec73b77411b Mon Sep 17 00:00:00 2001 From: William Tu Date: Thu, 1 Mar 2018 13:49:58 -0800 Subject: [PATCH] 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 Acked-by: Daniel Borkmann Signed-off-by: David S. Miller --- samples/bpf/tcbpf2_kern.c | 6 ++++-- samples/bpf/test_tunnel_bpf.sh | 5 +++-- 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 -- 2.30.2