mirror of https://gitee.com/openkylin/linux.git
83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <test_progs.h>
|
|
|
|
void test_xdp_noinline(void)
|
|
{
|
|
const char *file = "./test_xdp_noinline.o";
|
|
unsigned int nr_cpus = bpf_num_possible_cpus();
|
|
struct vip key = {.protocol = 6};
|
|
struct vip_meta {
|
|
__u32 flags;
|
|
__u32 vip_num;
|
|
} value = {.vip_num = VIP_NUM};
|
|
__u32 stats_key = VIP_NUM;
|
|
struct vip_stats {
|
|
__u64 bytes;
|
|
__u64 pkts;
|
|
} stats[nr_cpus];
|
|
struct real_definition {
|
|
union {
|
|
__be32 dst;
|
|
__be32 dstv6[4];
|
|
};
|
|
__u8 flags;
|
|
} real_def = {.dst = MAGIC_VAL};
|
|
__u32 ch_key = 11, real_num = 3;
|
|
__u32 duration, retval, size;
|
|
int err, i, prog_fd, map_fd;
|
|
__u64 bytes = 0, pkts = 0;
|
|
struct bpf_object *obj;
|
|
char buf[128];
|
|
u32 *magic = (u32 *)buf;
|
|
|
|
err = bpf_prog_load(file, BPF_PROG_TYPE_XDP, &obj, &prog_fd);
|
|
if (err) {
|
|
error_cnt++;
|
|
return;
|
|
}
|
|
|
|
map_fd = bpf_find_map(__func__, obj, "vip_map");
|
|
if (map_fd < 0)
|
|
goto out;
|
|
bpf_map_update_elem(map_fd, &key, &value, 0);
|
|
|
|
map_fd = bpf_find_map(__func__, obj, "ch_rings");
|
|
if (map_fd < 0)
|
|
goto out;
|
|
bpf_map_update_elem(map_fd, &ch_key, &real_num, 0);
|
|
|
|
map_fd = bpf_find_map(__func__, obj, "reals");
|
|
if (map_fd < 0)
|
|
goto out;
|
|
bpf_map_update_elem(map_fd, &real_num, &real_def, 0);
|
|
|
|
err = bpf_prog_test_run(prog_fd, NUM_ITER, &pkt_v4, sizeof(pkt_v4),
|
|
buf, &size, &retval, &duration);
|
|
CHECK(err || retval != 1 || size != 54 ||
|
|
*magic != MAGIC_VAL, "ipv4",
|
|
"err %d errno %d retval %d size %d magic %x\n",
|
|
err, errno, retval, size, *magic);
|
|
|
|
err = bpf_prog_test_run(prog_fd, NUM_ITER, &pkt_v6, sizeof(pkt_v6),
|
|
buf, &size, &retval, &duration);
|
|
CHECK(err || retval != 1 || size != 74 ||
|
|
*magic != MAGIC_VAL, "ipv6",
|
|
"err %d errno %d retval %d size %d magic %x\n",
|
|
err, errno, retval, size, *magic);
|
|
|
|
map_fd = bpf_find_map(__func__, obj, "stats");
|
|
if (map_fd < 0)
|
|
goto out;
|
|
bpf_map_lookup_elem(map_fd, &stats_key, stats);
|
|
for (i = 0; i < nr_cpus; i++) {
|
|
bytes += stats[i].bytes;
|
|
pkts += stats[i].pkts;
|
|
}
|
|
if (bytes != MAGIC_BYTES * NUM_ITER * 2 || pkts != NUM_ITER * 2) {
|
|
error_cnt++;
|
|
printf("test_xdp_noinline:FAIL:stats %lld %lld\n", bytes, pkts);
|
|
}
|
|
out:
|
|
bpf_object__close(obj);
|
|
}
|