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bpf: Selftests, add whitelist option to test_sockmap

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Allow running specific tests with a comma deliminated whitelist. For example
to run all apply and cork tests.

 $ ./test_sockmap --whitelist="cork,apply"

Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Jakub Sitnicki <jakub@cloudflare.com>
Link: https://lore.kernel.org/bpf/158939732464.15176.1959113294944564542.stgit@john-Precision-5820-Tower
This commit is contained in:
John Fastabend 2020-05-13 12:15:24 -07:00 committed by Daniel Borkmann
parent b98ca90c56
commit 065a74cbd0
1 changed files with 30 additions and 1 deletions
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31
tools/testing/selftests/bpf/test_sockmap.c
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@ -107,6 +107,7 @@ static const struct option long_options[] = {
{"txmsg_skb", no_argument, &txmsg_skb, 1 },
{"ktls", no_argument, &ktls, 1 },
{"peek", no_argument, &peek_flag, 1 },
{"whitelist", required_argument, NULL, 'n' },
{0, 0, NULL, 0 }
};
@ -387,6 +388,7 @@ struct sockmap_options {
int iov_length;
int rate;
char *map;
char *whitelist;
};
static int msg_loop_sendpage(int fd, int iov_length, int cnt,
@ -1621,6 +1623,24 @@ struct _test test[] = {
{"txmsg test push/pop data", test_txmsg_push_pop},
};
static int check_whitelist(struct _test *t, struct sockmap_options *opt)
{
char *entry, *ptr;
if (!opt->whitelist)
return 0;
ptr = strdup(opt->whitelist);
if (!ptr)
return -ENOMEM;
entry = strtok(ptr, ",");
while (entry) {
if (strstr(opt->map, entry) != 0 || strstr(t->title, entry) != 0)
return 0;
entry = strtok(NULL, ",");
}
return -EINVAL;
}
static int __test_selftests(int cg_fd, struct sockmap_options *opt)
{
int i, err;
@ -1635,6 +1655,9 @@ static int __test_selftests(int cg_fd, struct sockmap_options *opt)
for (i = 0; i < sizeof(test)/sizeof(struct _test); i++) {
struct _test t = test[i];
if (check_whitelist(&t, opt) < 0)
continue;
test_start_subtest(t.title, opt->map);
t.tester(cg_fd, opt);
test_end_subtest();
@ -1673,7 +1696,7 @@ int main(int argc, char **argv)
int test = SELFTESTS;
bool cg_created = 0;
while ((opt = getopt_long(argc, argv, ":dhv:c:r:i:l:t:p:q:",
while ((opt = getopt_long(argc, argv, ":dhv:c:r:i:l:t:p:q:n:",
long_options, &longindex)) != -1) {
switch (opt) {
case 's':
@ -1742,6 +1765,10 @@ int main(int argc, char **argv)
return -1;
}
break;
case 'n':
options.whitelist = strdup(optarg);
if (!options.whitelist)
return -ENOMEM;
case 0:
break;
case 'h':
@ -1794,6 +1821,8 @@ int main(int argc, char **argv)
err = run_options(&options, cg_fd, test);
out:
if (options.whitelist)
free(options.whitelist);
if (cg_created)
cleanup_cgroup_environment();
close(cg_fd);