aboutsummaryrefslogtreecommitdiff
path: root/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/sockmap_listen.c')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/sockmap_listen.c144
1 files changed, 140 insertions, 4 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
index d7d65a700799..648d9ae898d2 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c
@@ -1014,8 +1014,8 @@ static void test_skb_redir_to_connected(struct test_sockmap_listen *skel,
struct bpf_map *inner_map, int family,
int sotype)
{
- int verdict = bpf_program__fd(skel->progs.prog_skb_verdict);
- int parser = bpf_program__fd(skel->progs.prog_skb_parser);
+ int verdict = bpf_program__fd(skel->progs.prog_stream_verdict);
+ int parser = bpf_program__fd(skel->progs.prog_stream_parser);
int verdict_map = bpf_map__fd(skel->maps.verdict_map);
int sock_map = bpf_map__fd(inner_map);
int err;
@@ -1125,8 +1125,8 @@ static void test_skb_redir_to_listening(struct test_sockmap_listen *skel,
struct bpf_map *inner_map, int family,
int sotype)
{
- int verdict = bpf_program__fd(skel->progs.prog_skb_verdict);
- int parser = bpf_program__fd(skel->progs.prog_skb_parser);
+ int verdict = bpf_program__fd(skel->progs.prog_stream_verdict);
+ int parser = bpf_program__fd(skel->progs.prog_stream_parser);
int verdict_map = bpf_map__fd(skel->maps.verdict_map);
int sock_map = bpf_map__fd(inner_map);
int err;
@@ -1603,6 +1603,141 @@ static void test_reuseport(struct test_sockmap_listen *skel,
}
}
+static void udp_redir_to_connected(int family, int sotype, int sock_mapfd,
+ int verd_mapfd, enum redir_mode mode)
+{
+ const char *log_prefix = redir_mode_str(mode);
+ struct sockaddr_storage addr;
+ int c0, c1, p0, p1;
+ unsigned int pass;
+ socklen_t len;
+ int err, n;
+ u64 value;
+ u32 key;
+ char b;
+
+ zero_verdict_count(verd_mapfd);
+
+ p0 = socket_loopback(family, sotype | SOCK_NONBLOCK);
+ if (p0 < 0)
+ return;
+ len = sizeof(addr);
+ err = xgetsockname(p0, sockaddr(&addr), &len);
+ if (err)
+ goto close_peer0;
+
+ c0 = xsocket(family, sotype | SOCK_NONBLOCK, 0);
+ if (c0 < 0)
+ goto close_peer0;
+ err = xconnect(c0, sockaddr(&addr), len);
+ if (err)
+ goto close_cli0;
+ err = xgetsockname(c0, sockaddr(&addr), &len);
+ if (err)
+ goto close_cli0;
+ err = xconnect(p0, sockaddr(&addr), len);
+ if (err)
+ goto close_cli0;
+
+ p1 = socket_loopback(family, sotype | SOCK_NONBLOCK);
+ if (p1 < 0)
+ goto close_cli0;
+ err = xgetsockname(p1, sockaddr(&addr), &len);
+ if (err)
+ goto close_cli0;
+
+ c1 = xsocket(family, sotype | SOCK_NONBLOCK, 0);
+ if (c1 < 0)
+ goto close_peer1;
+ err = xconnect(c1, sockaddr(&addr), len);
+ if (err)
+ goto close_cli1;
+ err = xgetsockname(c1, sockaddr(&addr), &len);
+ if (err)
+ goto close_cli1;
+ err = xconnect(p1, sockaddr(&addr), len);
+ if (err)
+ goto close_cli1;
+
+ key = 0;
+ value = p0;
+ err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST);
+ if (err)
+ goto close_cli1;
+
+ key = 1;
+ value = p1;
+ err = xbpf_map_update_elem(sock_mapfd, &key, &value, BPF_NOEXIST);
+ if (err)
+ goto close_cli1;
+
+ n = write(c1, "a", 1);
+ if (n < 0)
+ FAIL_ERRNO("%s: write", log_prefix);
+ if (n == 0)
+ FAIL("%s: incomplete write", log_prefix);
+ if (n < 1)
+ goto close_cli1;
+
+ key = SK_PASS;
+ err = xbpf_map_lookup_elem(verd_mapfd, &key, &pass);
+ if (err)
+ goto close_cli1;
+ if (pass != 1)
+ FAIL("%s: want pass count 1, have %d", log_prefix, pass);
+
+ n = read(mode == REDIR_INGRESS ? p0 : c0, &b, 1);
+ if (n < 0)
+ FAIL_ERRNO("%s: read", log_prefix);
+ if (n == 0)
+ FAIL("%s: incomplete read", log_prefix);
+
+close_cli1:
+ xclose(c1);
+close_peer1:
+ xclose(p1);
+close_cli0:
+ xclose(c0);
+close_peer0:
+ xclose(p0);
+}
+
+static void udp_skb_redir_to_connected(struct test_sockmap_listen *skel,
+ struct bpf_map *inner_map, int family)
+{
+ int verdict = bpf_program__fd(skel->progs.prog_skb_verdict);
+ int verdict_map = bpf_map__fd(skel->maps.verdict_map);
+ int sock_map = bpf_map__fd(inner_map);
+ int err;
+
+ err = xbpf_prog_attach(verdict, sock_map, BPF_SK_SKB_VERDICT, 0);
+ if (err)
+ return;
+
+ skel->bss->test_ingress = false;
+ udp_redir_to_connected(family, SOCK_DGRAM, sock_map, verdict_map,
+ REDIR_EGRESS);
+ skel->bss->test_ingress = true;
+ udp_redir_to_connected(family, SOCK_DGRAM, sock_map, verdict_map,
+ REDIR_INGRESS);
+
+ xbpf_prog_detach2(verdict, sock_map, BPF_SK_SKB_VERDICT);
+}
+
+static void test_udp_redir(struct test_sockmap_listen *skel, struct bpf_map *map,
+ int family)
+{
+ const char *family_name, *map_name;
+ char s[MAX_TEST_NAME];
+
+ family_name = family_str(family);
+ map_name = map_type_str(map);
+ snprintf(s, sizeof(s), "%s %s %s", map_name, family_name, __func__);
+ if (!test__start_subtest(s))
+ return;
+ udp_skb_redir_to_connected(skel, map, family);
+}
+
static void run_tests(struct test_sockmap_listen *skel, struct bpf_map *map,
int family)
{
@@ -1611,6 +1746,7 @@ static void run_tests(struct test_sockmap_listen *skel, struct bpf_map *map,
test_redir(skel, map, family, SOCK_STREAM);
test_reuseport(skel, map, family, SOCK_STREAM);
test_reuseport(skel, map, family, SOCK_DGRAM);
+ test_udp_redir(skel, map, family);
}
void test_sockmap_listen(void)