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author | William Tu <u9012063@gmail.com> | 2017-08-07 13:14:42 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2017-08-08 18:12:50 -0700 |
commit | 996139e801fd145bc44b70b4f4bfa621d626f948 (patch) | |
tree | e1ff71d5bae264c2b80ea196accb8e54e23827e1 /tools/testing/selftests/bpf/test_xdp_redirect.c | |
parent | liquidio: fix misspelled firmware image filenames (diff) | |
download | linux-dev-996139e801fd145bc44b70b4f4bfa621d626f948.tar.xz linux-dev-996139e801fd145bc44b70b4f4bfa621d626f948.zip |
selftests: bpf: add a test for XDP redirect
Add test for xdp_redirect by creating two namespaces with two
veth peers, then forward packets in-between.
Signed-off-by: William Tu <u9012063@gmail.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: John Fastabend <john.fastabend@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests/bpf/test_xdp_redirect.c')
-rw-r--r-- | tools/testing/selftests/bpf/test_xdp_redirect.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_xdp_redirect.c b/tools/testing/selftests/bpf/test_xdp_redirect.c new file mode 100644 index 000000000000..ef9e704be140 --- /dev/null +++ b/tools/testing/selftests/bpf/test_xdp_redirect.c @@ -0,0 +1,28 @@ +/* Copyright (c) 2017 VMware + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ +#include <linux/bpf.h> +#include "bpf_helpers.h" + +int _version SEC("version") = 1; + +SEC("redirect_to_111") +int xdp_redirect_to_111(struct xdp_md *xdp) +{ + return bpf_redirect(111, 0); +} +SEC("redirect_to_222") +int xdp_redirect_to_222(struct xdp_md *xdp) +{ + return bpf_redirect(222, 0); +} + +char _license[] SEC("license") = "GPL"; |