selftests/bpf: test_progs: convert test_sockopt_multi

Move the files, adjust includes, remove entry from Makefile & .gitignore

Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

diff --git a/tools/testing/selftests/bpf/.gitignore b/tools/testing/selftests/bpf/.gitignore
index bc83c1a7ea1b9ed4986e335f9357cbf721065c1f..4143add5a11e9af7e343f83500d4ee2c88376d91 100644 (file)
--- a/tools/testing/selftests/bpf/.gitignore
+++ b/tools/testing/selftests/bpf/.gitignore
@@ -39,6 +39,5 @@ libbpf.so.*
 test_hashmap
 test_btf_dump
 xdping
-test_sockopt_multi
 test_sockopt_inherit
 test_tcp_rtt

diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 32a54b71d30d1ec3a6c29894f1051772c332a2d8..0ab9642c4f5e5f32e679acc95e1f16905eca3619 100644 (file)
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -29,7 +29,7 @@ TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test
        test_cgroup_storage test_select_reuseport test_section_names \
        test_netcnt test_tcpnotify_user test_sock_fields test_sysctl test_hashmap \
        test_btf_dump test_cgroup_attach xdping \
-       test_sockopt_multi test_sockopt_inherit test_tcp_rtt
+       test_sockopt_inherit test_tcp_rtt
 
 BPF_OBJ_FILES = $(patsubst %.c,%.o, $(notdir $(wildcard progs/*.c)))
 TEST_GEN_FILES = $(BPF_OBJ_FILES)
@@ -113,7 +113,6 @@ $(OUTPUT)/test_netcnt: cgroup_helpers.c
 $(OUTPUT)/test_sock_fields: cgroup_helpers.c
 $(OUTPUT)/test_sysctl: cgroup_helpers.c
 $(OUTPUT)/test_cgroup_attach: cgroup_helpers.c
-$(OUTPUT)/test_sockopt_multi: cgroup_helpers.c
 $(OUTPUT)/test_sockopt_inherit: cgroup_helpers.c
 $(OUTPUT)/test_tcp_rtt: cgroup_helpers.c
 

diff --git a/tools/testing/selftests/bpf/prog_tests/sockopt_multi.c b/tools/testing/selftests/bpf/prog_tests/sockopt_multi.c
new file mode 100644 (file)
index 0000000..29188d6
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/sockopt_multi.c
@@ -0,0 +1,332 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <test_progs.h>
+#include "cgroup_helpers.h"
+
+static int prog_attach(struct bpf_object *obj, int cgroup_fd, const char *title)
+{
+       enum bpf_attach_type attach_type;
+       enum bpf_prog_type prog_type;
+       struct bpf_program *prog;
+       int err;
+
+       err = libbpf_prog_type_by_name(title, &prog_type, &attach_type);
+       if (err) {
+               log_err("Failed to deduct types for %s BPF program", title);
+               return -1;
+       }
+
+       prog = bpf_object__find_program_by_title(obj, title);
+       if (!prog) {
+               log_err("Failed to find %s BPF program", title);
+               return -1;
+       }
+
+       err = bpf_prog_attach(bpf_program__fd(prog), cgroup_fd,
+                             attach_type, BPF_F_ALLOW_MULTI);
+       if (err) {
+               log_err("Failed to attach %s BPF program", title);
+               return -1;
+       }
+
+       return 0;
+}
+
+static int prog_detach(struct bpf_object *obj, int cgroup_fd, const char *title)
+{
+       enum bpf_attach_type attach_type;
+       enum bpf_prog_type prog_type;
+       struct bpf_program *prog;
+       int err;
+
+       err = libbpf_prog_type_by_name(title, &prog_type, &attach_type);
+       if (err)
+               return -1;
+
+       prog = bpf_object__find_program_by_title(obj, title);
+       if (!prog)
+               return -1;
+
+       err = bpf_prog_detach2(bpf_program__fd(prog), cgroup_fd,
+                              attach_type);
+       if (err)
+               return -1;
+
+       return 0;
+}
+
+static int run_getsockopt_test(struct bpf_object *obj, int cg_parent,
+                              int cg_child, int sock_fd)
+{
+       socklen_t optlen;
+       __u8 buf;
+       int err;
+
+       /* Set IP_TOS to the expected value (0x80). */
+
+       buf = 0x80;
+       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
+       if (err < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0x80) {
+               log_err("Unexpected getsockopt 0x%x != 0x80 without BPF", buf);
+               err = -1;
+               goto detach;
+       }
+
+       /* Attach child program and make sure it returns new value:
+        * - kernel:      -> 0x80
+        * - child:  0x80 -> 0x90
+        */
+
+       err = prog_attach(obj, cg_child, "cgroup/getsockopt/child");
+       if (err)
+               goto detach;
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0x90) {
+               log_err("Unexpected getsockopt 0x%x != 0x90", buf);
+               err = -1;
+               goto detach;
+       }
+
+       /* Attach parent program and make sure it returns new value:
+        * - kernel:      -> 0x80
+        * - child:  0x80 -> 0x90
+        * - parent: 0x90 -> 0xA0
+        */
+
+       err = prog_attach(obj, cg_parent, "cgroup/getsockopt/parent");
+       if (err)
+               goto detach;
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0xA0) {
+               log_err("Unexpected getsockopt 0x%x != 0xA0", buf);
+               err = -1;
+               goto detach;
+       }
+
+       /* Setting unexpected initial sockopt should return EPERM:
+        * - kernel: -> 0x40
+        * - child:  unexpected 0x40, EPERM
+        * - parent: unexpected 0x40, EPERM
+        */
+
+       buf = 0x40;
+       if (setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1) < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (!err) {
+               log_err("Unexpected success from getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       /* Detach child program and make sure we still get EPERM:
+        * - kernel: -> 0x40
+        * - parent: unexpected 0x40, EPERM
+        */
+
+       err = prog_detach(obj, cg_child, "cgroup/getsockopt/child");
+       if (err) {
+               log_err("Failed to detach child program");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (!err) {
+               log_err("Unexpected success from getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       /* Set initial value to the one the parent program expects:
+        * - kernel:      -> 0x90
+        * - parent: 0x90 -> 0xA0
+        */
+
+       buf = 0x90;
+       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
+       if (err < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0xA0) {
+               log_err("Unexpected getsockopt 0x%x != 0xA0", buf);
+               err = -1;
+               goto detach;
+       }
+
+detach:
+       prog_detach(obj, cg_child, "cgroup/getsockopt/child");
+       prog_detach(obj, cg_parent, "cgroup/getsockopt/parent");
+
+       return err;
+}
+
+static int run_setsockopt_test(struct bpf_object *obj, int cg_parent,
+                              int cg_child, int sock_fd)
+{
+       socklen_t optlen;
+       __u8 buf;
+       int err;
+
+       /* Set IP_TOS to the expected value (0x80). */
+
+       buf = 0x80;
+       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
+       if (err < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0x80) {
+               log_err("Unexpected getsockopt 0x%x != 0x80 without BPF", buf);
+               err = -1;
+               goto detach;
+       }
+
+       /* Attach child program and make sure it adds 0x10. */
+
+       err = prog_attach(obj, cg_child, "cgroup/setsockopt");
+       if (err)
+               goto detach;
+
+       buf = 0x80;
+       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
+       if (err < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0x80 + 0x10) {
+               log_err("Unexpected getsockopt 0x%x != 0x80 + 0x10", buf);
+               err = -1;
+               goto detach;
+       }
+
+       /* Attach parent program and make sure it adds another 0x10. */
+
+       err = prog_attach(obj, cg_parent, "cgroup/setsockopt");
+       if (err)
+               goto detach;
+
+       buf = 0x80;
+       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
+       if (err < 0) {
+               log_err("Failed to call setsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       buf = 0x00;
+       optlen = 1;
+       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
+       if (err) {
+               log_err("Failed to call getsockopt(IP_TOS)");
+               goto detach;
+       }
+
+       if (buf != 0x80 + 2 * 0x10) {
+               log_err("Unexpected getsockopt 0x%x != 0x80 + 2 * 0x10", buf);
+               err = -1;
+               goto detach;
+       }
+
+detach:
+       prog_detach(obj, cg_child, "cgroup/setsockopt");
+       prog_detach(obj, cg_parent, "cgroup/setsockopt");
+
+       return err;
+}
+
+void test_sockopt_multi(void)
+{
+       struct bpf_prog_load_attr attr = {
+               .file = "./sockopt_multi.o",
+       };
+       int cg_parent = -1, cg_child = -1;
+       struct bpf_object *obj = NULL;
+       int sock_fd = -1;
+       int err = -1;
+       int ignored;
+
+       cg_parent = test__join_cgroup("/parent");
+       if (CHECK_FAIL(cg_parent < 0))
+               goto out;
+
+       cg_child = test__join_cgroup("/parent/child");
+       if (CHECK_FAIL(cg_child < 0))
+               goto out;
+
+       err = bpf_prog_load_xattr(&attr, &obj, &ignored);
+       if (CHECK_FAIL(err))
+               goto out;
+
+       sock_fd = socket(AF_INET, SOCK_STREAM, 0);
+       if (CHECK_FAIL(sock_fd < 0))
+               goto out;
+
+       CHECK_FAIL(run_getsockopt_test(obj, cg_parent, cg_child, sock_fd));
+       CHECK_FAIL(run_setsockopt_test(obj, cg_parent, cg_child, sock_fd));
+
+out:
+       close(sock_fd);
+       bpf_object__close(obj);
+       close(cg_child);
+       close(cg_parent);
+}

diff --git a/tools/testing/selftests/bpf/test_sockopt_multi.c b/tools/testing/selftests/bpf/test_sockopt_multi.c
deleted file mode 100644 (file)
index 4be3441..0000000
--- a/tools/testing/selftests/bpf/test_sockopt_multi.c
+++ /dev/null
@@ -1,374 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-
-#include <error.h>
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-
-#include <linux/filter.h>
-#include <bpf/bpf.h>
-#include <bpf/libbpf.h>
-
-#include "bpf_rlimit.h"
-#include "bpf_util.h"
-#include "cgroup_helpers.h"
-
-static int prog_attach(struct bpf_object *obj, int cgroup_fd, const char *title)
-{
-       enum bpf_attach_type attach_type;
-       enum bpf_prog_type prog_type;
-       struct bpf_program *prog;
-       int err;
-
-       err = libbpf_prog_type_by_name(title, &prog_type, &attach_type);
-       if (err) {
-               log_err("Failed to deduct types for %s BPF program", title);
-               return -1;
-       }
-
-       prog = bpf_object__find_program_by_title(obj, title);
-       if (!prog) {
-               log_err("Failed to find %s BPF program", title);
-               return -1;
-       }
-
-       err = bpf_prog_attach(bpf_program__fd(prog), cgroup_fd,
-                             attach_type, BPF_F_ALLOW_MULTI);
-       if (err) {
-               log_err("Failed to attach %s BPF program", title);
-               return -1;
-       }
-
-       return 0;
-}
-
-static int prog_detach(struct bpf_object *obj, int cgroup_fd, const char *title)
-{
-       enum bpf_attach_type attach_type;
-       enum bpf_prog_type prog_type;
-       struct bpf_program *prog;
-       int err;
-
-       err = libbpf_prog_type_by_name(title, &prog_type, &attach_type);
-       if (err)
-               return -1;
-
-       prog = bpf_object__find_program_by_title(obj, title);
-       if (!prog)
-               return -1;
-
-       err = bpf_prog_detach2(bpf_program__fd(prog), cgroup_fd,
-                              attach_type);
-       if (err)
-               return -1;
-
-       return 0;
-}
-
-static int run_getsockopt_test(struct bpf_object *obj, int cg_parent,
-                              int cg_child, int sock_fd)
-{
-       socklen_t optlen;
-       __u8 buf;
-       int err;
-
-       /* Set IP_TOS to the expected value (0x80). */
-
-       buf = 0x80;
-       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
-       if (err < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0x80) {
-               log_err("Unexpected getsockopt 0x%x != 0x80 without BPF", buf);
-               err = -1;
-               goto detach;
-       }
-
-       /* Attach child program and make sure it returns new value:
-        * - kernel:      -> 0x80
-        * - child:  0x80 -> 0x90
-        */
-
-       err = prog_attach(obj, cg_child, "cgroup/getsockopt/child");
-       if (err)
-               goto detach;
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0x90) {
-               log_err("Unexpected getsockopt 0x%x != 0x90", buf);
-               err = -1;
-               goto detach;
-       }
-
-       /* Attach parent program and make sure it returns new value:
-        * - kernel:      -> 0x80
-        * - child:  0x80 -> 0x90
-        * - parent: 0x90 -> 0xA0
-        */
-
-       err = prog_attach(obj, cg_parent, "cgroup/getsockopt/parent");
-       if (err)
-               goto detach;
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0xA0) {
-               log_err("Unexpected getsockopt 0x%x != 0xA0", buf);
-               err = -1;
-               goto detach;
-       }
-
-       /* Setting unexpected initial sockopt should return EPERM:
-        * - kernel: -> 0x40
-        * - child:  unexpected 0x40, EPERM
-        * - parent: unexpected 0x40, EPERM
-        */
-
-       buf = 0x40;
-       if (setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1) < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (!err) {
-               log_err("Unexpected success from getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       /* Detach child program and make sure we still get EPERM:
-        * - kernel: -> 0x40
-        * - parent: unexpected 0x40, EPERM
-        */
-
-       err = prog_detach(obj, cg_child, "cgroup/getsockopt/child");
-       if (err) {
-               log_err("Failed to detach child program");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (!err) {
-               log_err("Unexpected success from getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       /* Set initial value to the one the parent program expects:
-        * - kernel:      -> 0x90
-        * - parent: 0x90 -> 0xA0
-        */
-
-       buf = 0x90;
-       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
-       if (err < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0xA0) {
-               log_err("Unexpected getsockopt 0x%x != 0xA0", buf);
-               err = -1;
-               goto detach;
-       }
-
-detach:
-       prog_detach(obj, cg_child, "cgroup/getsockopt/child");
-       prog_detach(obj, cg_parent, "cgroup/getsockopt/parent");
-
-       return err;
-}
-
-static int run_setsockopt_test(struct bpf_object *obj, int cg_parent,
-                              int cg_child, int sock_fd)
-{
-       socklen_t optlen;
-       __u8 buf;
-       int err;
-
-       /* Set IP_TOS to the expected value (0x80). */
-
-       buf = 0x80;
-       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
-       if (err < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0x80) {
-               log_err("Unexpected getsockopt 0x%x != 0x80 without BPF", buf);
-               err = -1;
-               goto detach;
-       }
-
-       /* Attach child program and make sure it adds 0x10. */
-
-       err = prog_attach(obj, cg_child, "cgroup/setsockopt");
-       if (err)
-               goto detach;
-
-       buf = 0x80;
-       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
-       if (err < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0x80 + 0x10) {
-               log_err("Unexpected getsockopt 0x%x != 0x80 + 0x10", buf);
-               err = -1;
-               goto detach;
-       }
-
-       /* Attach parent program and make sure it adds another 0x10. */
-
-       err = prog_attach(obj, cg_parent, "cgroup/setsockopt");
-       if (err)
-               goto detach;
-
-       buf = 0x80;
-       err = setsockopt(sock_fd, SOL_IP, IP_TOS, &buf, 1);
-       if (err < 0) {
-               log_err("Failed to call setsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       buf = 0x00;
-       optlen = 1;
-       err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen);
-       if (err) {
-               log_err("Failed to call getsockopt(IP_TOS)");
-               goto detach;
-       }
-
-       if (buf != 0x80 + 2 * 0x10) {
-               log_err("Unexpected getsockopt 0x%x != 0x80 + 2 * 0x10", buf);
-               err = -1;
-               goto detach;
-       }
-
-detach:
-       prog_detach(obj, cg_child, "cgroup/setsockopt");
-       prog_detach(obj, cg_parent, "cgroup/setsockopt");
-
-       return err;
-}
-
-int main(int argc, char **argv)
-{
-       struct bpf_prog_load_attr attr = {
-               .file = "./sockopt_multi.o",
-       };
-       int cg_parent = -1, cg_child = -1;
-       struct bpf_object *obj = NULL;
-       int sock_fd = -1;
-       int err = -1;
-       int ignored;
-
-       if (setup_cgroup_environment()) {
-               log_err("Failed to setup cgroup environment\n");
-               goto out;
-       }
-
-       cg_parent = create_and_get_cgroup("/parent");
-       if (cg_parent < 0) {
-               log_err("Failed to create cgroup /parent\n");
-               goto out;
-       }
-
-       cg_child = create_and_get_cgroup("/parent/child");
-       if (cg_child < 0) {
-               log_err("Failed to create cgroup /parent/child\n");
-               goto out;
-       }
-
-       if (join_cgroup("/parent/child")) {
-               log_err("Failed to join cgroup /parent/child\n");
-               goto out;
-       }
-
-       err = bpf_prog_load_xattr(&attr, &obj, &ignored);
-       if (err) {
-               log_err("Failed to load BPF object");
-               goto out;
-       }
-
-       sock_fd = socket(AF_INET, SOCK_STREAM, 0);
-       if (sock_fd < 0) {
-               log_err("Failed to create socket");
-               goto out;
-       }
-
-       if (run_getsockopt_test(obj, cg_parent, cg_child, sock_fd))
-               err = -1;
-       printf("test_sockopt_multi: getsockopt %s\n",
-              err ? "FAILED" : "PASSED");
-
-       if (run_setsockopt_test(obj, cg_parent, cg_child, sock_fd))
-               err = -1;
-       printf("test_sockopt_multi: setsockopt %s\n",
-              err ? "FAILED" : "PASSED");
-
-out:
-       close(sock_fd);
-       bpf_object__close(obj);
-       close(cg_child);
-       close(cg_parent);
-
-       printf("test_sockopt_multi: %s\n", err ? "FAILED" : "PASSED");
-       return err ? EXIT_FAILURE : EXIT_SUCCESS;
-}