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authorJohn Fastabend <john.fastabend@gmail.com>2018-09-18 09:01:54 -0700
committerDaniel Borkmann <daniel@iogearbox.net>2018-09-22 02:46:42 +0200
commit5028027844cfc6168e39650abecd817ba64c9d98 (patch)
tree190592cc86e20253f0c3220c2bcaeb24e2dd4d5e /tools
parentb05545e15e1ff1d6a6a8593971275f9cc3e6b92b (diff)
bpf: test_maps, only support ESTABLISHED socks
Ensure that sockets added to a sock{map|hash} that is not in the ESTABLISHED state is rejected. Fixes: 1aa12bdf1bfb ("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>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/bpf/test_maps.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index 6f54f84144a0..9b552c0fc47d 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -580,7 +580,11 @@ 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;
@@ -741,7 +745,7 @@ 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",
@@ -845,7 +849,7 @@ 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",