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selftests, bpf: Add one test for sockmap with strparser 

Add the test to check sockmap with strparser is working well.

Signed-off-by: Liu Jian <liujian56@huawei.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20211029141216.211899-3-liujian56@huawei.com
This commit is contained in:
Liu Jian 2021-10-29 22:12:16 +08:00 committed by Daniel Borkmann
parent b556c3fd46
commit d69672147f
1 changed files with 30 additions and 3 deletions
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33
tools/testing/selftests/bpf/test_sockmap.c
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@ -139,6 +139,7 @@ struct sockmap_options {
bool sendpage;
bool data_test;
bool drop_expected;
bool check_recved_len;
int iov_count;
int iov_length;
int rate;
@ -556,8 +557,12 @@ static int msg_loop(int fd, int iov_count, int iov_length, int cnt,
int err, i, flags = MSG_NOSIGNAL;
bool drop = opt->drop_expected;
bool data = opt->data_test;
int iov_alloc_length = iov_length;
err = msg_alloc_iov(&msg, iov_count, iov_length, data, tx);
if (!tx && opt->check_recved_len)
iov_alloc_length *= 2;
err = msg_alloc_iov(&msg, iov_count, iov_alloc_length, data, tx);
if (err)
goto out_errno;
if (peek_flag) {
@ -665,6 +670,13 @@ static int msg_loop(int fd, int iov_count, int iov_length, int cnt,
s->bytes_recvd += recv;
if (opt->check_recved_len && s->bytes_recvd > total_bytes) {
errno = EMSGSIZE;
fprintf(stderr, "recv failed(), bytes_recvd:%zd, total_bytes:%f\n",
s->bytes_recvd, total_bytes);
goto out_errno;
}
if (data) {
int chunk_sz = opt->sendpage ?
iov_length * cnt :
@ -744,7 +756,8 @@ static int sendmsg_test(struct sockmap_options *opt)
rxpid = fork();
if (rxpid == 0) {
iov_buf -= (txmsg_pop - txmsg_start_pop + 1);
if (txmsg_pop || txmsg_start_pop)
iov_buf -= (txmsg_pop - txmsg_start_pop + 1);
if (opt->drop_expected || txmsg_ktls_skb_drop)
_exit(0);
@ -1688,6 +1701,19 @@ static void test_txmsg_ingress_parser(int cgrp, struct sockmap_options *opt)
test_exec(cgrp, opt);
}
static void test_txmsg_ingress_parser2(int cgrp, struct sockmap_options *opt)
{
if (ktls == 1)
return;
skb_use_parser = 10;
opt->iov_length = 20;
opt->iov_count = 1;
opt->rate = 1;
opt->check_recved_len = true;
test_exec(cgrp, opt);
opt->check_recved_len = false;
}
char *map_names[] = {
"sock_map",
"sock_map_txmsg",
@ -1786,7 +1812,8 @@ struct _test test[] = {
{"txmsg test pull-data", test_txmsg_pull},
{"txmsg test pop-data", test_txmsg_pop},
{"txmsg test push/pop data", test_txmsg_push_pop},
{"txmsg text ingress parser", test_txmsg_ingress_parser},
{"txmsg test ingress parser", test_txmsg_ingress_parser},
{"txmsg test ingress parser2", test_txmsg_ingress_parser2},
};
static int check_whitelist(struct _test *t, struct sockmap_options *opt)