Commit 450effe2 authored by Bastien Curutchet (eBPF Foundation)'s avatar Bastien Curutchet (eBPF Foundation) Committed by Alexei Starovoitov
Browse files

selftests/bpf: test_xdp_veth: Add XDP flags to prog_configuration 



XDP flags are hardcoded to 0 at attachment.

Add flags attributes to the struct prog_configuration to allow flag
modifications for each test case.

Signed-off-by: default avatarBastien Curutchet (eBPF Foundation) <bastien.curutchet@bootlin.com>
Signed-off-by: default avatarMartin KaFai Lau <martin.lau@kernel.org>
Acked-by: default avatarStanislav Fomichev <sdf@fomichev.me>
Link: https://patch.msgid.link/20250131-redirect-multi-v4-8-970b33678512@bootlin.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent edb996fa

tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c

+12 −2
Original line number Diff line number Diff line
@@ -75,6 +75,8 @@ static struct veth_configuration net_config[VETH_PAIRS_COUNT] = { 
struct prog_configuration {

	char local_name[PROG_NAME_MAX_LEN]; /* BPF prog to attach to local_veth */

	char remote_name[PROG_NAME_MAX_LEN]; /* BPF prog to attach to remote_veth */

	u32 local_flags; /* XDP flags to use on local_veth */

	u32 remote_flags; /* XDP flags to use on remote_veth */

};



static int attach_programs_to_veth_pair(struct bpf_object **objs, size_t nb_obj,
@@ -104,7 +106,8 @@ static int attach_programs_to_veth_pair(struct bpf_object **objs, size_t nb_obj, 
	if (!ASSERT_NEQ(interface, 0, "non zero interface index"))

		return -1;



	ret = bpf_xdp_attach(interface, bpf_program__fd(local_prog), 0, NULL);

	ret = bpf_xdp_attach(interface, bpf_program__fd(local_prog),

			     prog[index].local_flags, NULL);

	if (!ASSERT_OK(ret, "attach xdp program to local veth"))

		return -1;
@@ -118,7 +121,8 @@ static int attach_programs_to_veth_pair(struct bpf_object **objs, size_t nb_obj, 
		return -1;

	}



	ret = bpf_xdp_attach(interface, bpf_program__fd(remote_prog), 0, NULL);

	ret = bpf_xdp_attach(interface, bpf_program__fd(remote_prog),

			     prog[index].remote_flags, NULL);

	if (!ASSERT_OK(ret, "attach xdp program to remote veth")) {

		close_netns(nstoken);

		return -1;
@@ -176,14 +180,20 @@ void test_xdp_veth_redirect(void) 
		{

			.local_name = "xdp_redirect_map_0",

			.remote_name = "xdp_dummy_prog",

			.local_flags = 0,

			.remote_flags = 0,

		},

		{

			.local_name = "xdp_redirect_map_1",

			.remote_name = "xdp_tx",

			.local_flags = 0,

			.remote_flags = 0,

		},

		{

			.local_name = "xdp_redirect_map_2",

			.remote_name = "xdp_dummy_prog",

			.local_flags = 0,

			.remote_flags = 0,

		}

	};

	struct bpf_object *bpf_objs[VETH_REDIRECT_SKEL_NB];