1 // SPDX-License-Identifier: GPL-2.0
2 #include <test_progs.h>
3 #include <network_helpers.h>
4 #include "test_xdp_noinline.skel.h"
5
6 void test_xdp_noinline(void)
7 {
8 unsigned int nr_cpus = bpf_num_possible_cpus();
9 struct test_xdp_noinline *skel;
10 struct vip key = {.protocol = 6};
11 struct vip_meta {
12 __u32 flags;
13 __u32 vip_num;
14 } value = {.vip_num = VIP_NUM};
15 __u32 stats_key = VIP_NUM;
16 struct vip_stats {
17 __u64 bytes;
18 __u64 pkts;
19 } stats[nr_cpus];
20 struct real_definition {
21 union {
22 __be32 dst;
23 __be32 dstv6[4];
24 };
25 __u8 flags;
26 } real_def = {.dst = MAGIC_VAL};
27 __u32 ch_key = 11, real_num = 3;
28 int err, i;
29 __u64 bytes = 0, pkts = 0;
30 char buf[128];
31 u32 *magic = (u32 *)buf;
32 LIBBPF_OPTS(bpf_test_run_opts, topts,
33 .data_in = &pkt_v4,
34 .data_size_in = sizeof(pkt_v4),
35 .data_out = buf,
36 .data_size_out = sizeof(buf),
37 .repeat = NUM_ITER,
38 );
39
40 skel = test_xdp_noinline__open_and_load();
41 if (!ASSERT_OK_PTR(skel, "skel_open_and_load"))
42 return;
43
44 bpf_map_update_elem(bpf_map__fd(skel->maps.vip_map), &key, &value, 0);
45 bpf_map_update_elem(bpf_map__fd(skel->maps.ch_rings), &ch_key, &real_num, 0);
46 bpf_map_update_elem(bpf_map__fd(skel->maps.reals), &real_num, &real_def, 0);
47
48 err = bpf_prog_test_run_opts(bpf_program__fd(skel->progs.balancer_ingress_v4), &topts);
49 ASSERT_OK(err, "ipv4 test_run");
50 ASSERT_EQ(topts.retval, 1, "ipv4 test_run retval");
51 ASSERT_EQ(topts.data_size_out, 54, "ipv4 test_run data_size_out");
52 ASSERT_EQ(*magic, MAGIC_VAL, "ipv4 test_run magic");
53
54 topts.data_in = &pkt_v6;
55 topts.data_size_in = sizeof(pkt_v6);
56 topts.data_out = buf;
57 topts.data_size_out = sizeof(buf);
58
59 err = bpf_prog_test_run_opts(bpf_program__fd(skel->progs.balancer_ingress_v6), &topts);
60 ASSERT_OK(err, "ipv6 test_run");
61 ASSERT_EQ(topts.retval, 1, "ipv6 test_run retval");
62 ASSERT_EQ(topts.data_size_out, 74, "ipv6 test_run data_size_out");
63 ASSERT_EQ(*magic, MAGIC_VAL, "ipv6 test_run magic");
64
65 bpf_map_lookup_elem(bpf_map__fd(skel->maps.stats), &stats_key, stats);
66 for (i = 0; i < nr_cpus; i++) {
67 bytes += stats[i].bytes;
68 pkts += stats[i].pkts;
69 }
70 ASSERT_EQ(bytes, MAGIC_BYTES * NUM_ITER * 2, "stats bytes");
71 ASSERT_EQ(pkts, NUM_ITER * 2, "stats pkts");
72 test_xdp_noinline__destroy(skel);
73 }
74
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