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bpf: test_maps, only support ESTABLISHED socks

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[ Upstream commit 5028027844 ]

Ensure that sockets added to a sock{map|hash} that is not in the
ESTABLISHED state is rejected.

Fixes: 1aa12bdf1b ("bpf: sockmap, add sock close() hook to remove socks")
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John Fastabend
2018-10-20 09:47:08 +02:00
committed by Greg Kroah-Hartman
parent 19e43942cb
commit bcb2acdf27
1 changed files with 7 additions and 3 deletions
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tools/testing/selftests/bpf/test_maps.c
+7 -3
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@@ -566,7 +566,11 @@ static void test_sockmap(int tasks, void *data)
/* Test update without programs */
for (i = 0; i < 6; i++) {
err = bpf_map_update_elem(fd, &i, &sfd[i], BPF_ANY);
if (err) {
if (i < 2 && !err) {
printf("Allowed update sockmap '%i:%i' not in ESTABLISHED\n",
i, sfd[i]);
goto out_sockmap;
} else if (i >= 2 && err) {
printf("Failed noprog update sockmap '%i:%i'\n",
i, sfd[i]);
goto out_sockmap;
@@ -727,7 +731,7 @@ static void test_sockmap(int tasks, void *data)
}
/* Test map update elem afterwards fd lives in fd and map_fd */
for (i = 0; i < 6; i++) {
for (i = 2; i < 6; i++) {
err = bpf_map_update_elem(map_fd_rx, &i, &sfd[i], BPF_ANY);
if (err) {
printf("Failed map_fd_rx update sockmap %i '%i:%i'\n",
@@ -831,7 +835,7 @@ static void test_sockmap(int tasks, void *data)
}
/* Delete the elems without programs */
for (i = 0; i < 6; i++) {
for (i = 2; i < 6; i++) {
err = bpf_map_delete_elem(fd, &i);
if (err) {
printf("Failed delete sockmap %i '%i:%i'\n",