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
 6void 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}

 1// SPDX-License-Identifier: GPL-2.0
 2#include <test_progs.h>
 3#include <network_helpers.h>
 
 4
 5void test_xdp_noinline(void)
 6{
 7	const char *file = "./test_xdp_noinline.o";
 8	unsigned int nr_cpus = bpf_num_possible_cpus();
 
 9	struct vip key = {.protocol = 6};
10	struct vip_meta {
11		__u32 flags;
12		__u32 vip_num;
13	} value = {.vip_num = VIP_NUM};
14	__u32 stats_key = VIP_NUM;
15	struct vip_stats {
16		__u64 bytes;
17		__u64 pkts;
18	} stats[nr_cpus];
19	struct real_definition {
20		union {
21			__be32 dst;
22			__be32 dstv6[4];
23		};
24		__u8 flags;
25	} real_def = {.dst = MAGIC_VAL};
26	__u32 ch_key = 11, real_num = 3;
27	__u32 duration, retval, size;
28	int err, i, prog_fd, map_fd;
29	__u64 bytes = 0, pkts = 0;
30	struct bpf_object *obj;
31	char buf[128];
32	u32 *magic = (u32 *)buf;
 
 
 
 
 
 
 
33
34	err = bpf_prog_load(file, BPF_PROG_TYPE_XDP, &obj, &prog_fd);
35	if (CHECK_FAIL(err))
36		return;
37
38	map_fd = bpf_find_map(__func__, obj, "vip_map");
39	if (map_fd < 0)
40		goto out;
41	bpf_map_update_elem(map_fd, &key, &value, 0);
42
43	map_fd = bpf_find_map(__func__, obj, "ch_rings");
44	if (map_fd < 0)
45		goto out;
46	bpf_map_update_elem(map_fd, &ch_key, &real_num, 0);
47
48	map_fd = bpf_find_map(__func__, obj, "reals");
49	if (map_fd < 0)
50		goto out;
51	bpf_map_update_elem(map_fd, &real_num, &real_def, 0);
52
53	err = bpf_prog_test_run(prog_fd, NUM_ITER, &pkt_v4, sizeof(pkt_v4),
54				buf, &size, &retval, &duration);
55	CHECK(err || retval != 1 || size != 54 ||
56	      *magic != MAGIC_VAL, "ipv4",
57	      "err %d errno %d retval %d size %d magic %x\n",
58	      err, errno, retval, size, *magic);
59
60	err = bpf_prog_test_run(prog_fd, NUM_ITER, &pkt_v6, sizeof(pkt_v6),
61				buf, &size, &retval, &duration);
62	CHECK(err || retval != 1 || size != 74 ||
63	      *magic != MAGIC_VAL, "ipv6",
64	      "err %d errno %d retval %d size %d magic %x\n",
65	      err, errno, retval, size, *magic);
66
67	map_fd = bpf_find_map(__func__, obj, "stats");
68	if (map_fd < 0)
69		goto out;
70	bpf_map_lookup_elem(map_fd, &stats_key, stats);
71	for (i = 0; i < nr_cpus; i++) {
72		bytes += stats[i].bytes;
73		pkts += stats[i].pkts;
74	}
75	if (CHECK_FAIL(bytes != MAGIC_BYTES * NUM_ITER * 2 ||
76		       pkts != NUM_ITER * 2)) {
77		printf("test_xdp_noinline:FAIL:stats %lld %lld\n",
78		       bytes, pkts);
79	}
80out:
81	bpf_object__close(obj);
82}