diff options
Diffstat (limited to 'tools/testing/selftests/seccomp/seccomp_bpf.c')
-rw-r--r-- | tools/testing/selftests/seccomp/seccomp_bpf.c | 47 |
1 files changed, 40 insertions, 7 deletions
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index 7e632b465ab4..f69d2ee29742 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -2611,6 +2611,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) { long ret, sib; void *status; + struct timespec delay = { .tv_nsec = 100000000 }; ASSERT_EQ(0, prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0)) { TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); @@ -2664,7 +2665,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) EXPECT_EQ(SIBLING_EXIT_UNKILLED, (long)status); /* Poll for actual task death. pthread_join doesn't guarantee it. */ while (!kill(self->sibling[sib].system_tid, 0)) - sleep(0.1); + nanosleep(&delay, NULL); /* Switch to the remaining sibling */ sib = !sib; @@ -2689,7 +2690,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) EXPECT_EQ(0, (long)status); /* Poll for actual task death. pthread_join doesn't guarantee it. */ while (!kill(self->sibling[sib].system_tid, 0)) - sleep(0.1); + nanosleep(&delay, NULL); ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); @@ -2971,6 +2972,12 @@ TEST(get_metadata) struct seccomp_metadata md; long ret; + /* Only real root can get metadata. */ + if (geteuid()) { + XFAIL(return, "get_metadata requires real root"); + return; + } + ASSERT_EQ(0, pipe(pipefd)); pid = fork(); @@ -2985,11 +2992,11 @@ TEST(get_metadata) }; /* one with log, one without */ - ASSERT_EQ(0, seccomp(SECCOMP_SET_MODE_FILTER, + EXPECT_EQ(0, seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_LOG, &prog)); - ASSERT_EQ(0, seccomp(SECCOMP_SET_MODE_FILTER, 0, &prog)); + EXPECT_EQ(0, seccomp(SECCOMP_SET_MODE_FILTER, 0, &prog)); - ASSERT_EQ(0, close(pipefd[0])); + EXPECT_EQ(0, close(pipefd[0])); ASSERT_EQ(1, write(pipefd[1], "1", 1)); ASSERT_EQ(0, close(pipefd[1])); @@ -3062,6 +3069,11 @@ TEST(user_notification_basic) .filter = filter, }; + ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); + ASSERT_EQ(0, ret) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + pid = fork(); ASSERT_GE(pid, 0); @@ -3077,7 +3089,7 @@ TEST(user_notification_basic) EXPECT_EQ(true, WIFEXITED(status)); EXPECT_EQ(0, WEXITSTATUS(status)); - /* Add some no-op filters so for grins. */ + /* Add some no-op filters for grins. */ EXPECT_EQ(seccomp(SECCOMP_SET_MODE_FILTER, 0, &prog), 0); EXPECT_EQ(seccomp(SECCOMP_SET_MODE_FILTER, 0, &prog), 0); EXPECT_EQ(seccomp(SECCOMP_SET_MODE_FILTER, 0, &prog), 0); @@ -3143,6 +3155,11 @@ TEST(user_notification_kill_in_middle) struct seccomp_notif req = {}; struct seccomp_notif_resp resp = {}; + ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); + ASSERT_EQ(0, ret) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); ASSERT_GE(listener, 0); @@ -3190,6 +3207,11 @@ TEST(user_notification_signal) struct seccomp_notif_resp resp = {}; char c; + ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); + ASSERT_EQ(0, ret) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + ASSERT_EQ(socketpair(PF_LOCAL, SOCK_SEQPACKET, 0, sk_pair), 0); listener = user_trap_syscall(__NR_gettid, @@ -3255,6 +3277,11 @@ TEST(user_notification_closed_listener) long ret; int status, listener; + ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); + ASSERT_EQ(0, ret) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); ASSERT_GE(listener, 0); @@ -3287,7 +3314,7 @@ TEST(user_notification_child_pid_ns) struct seccomp_notif req = {}; struct seccomp_notif_resp resp = {}; - ASSERT_EQ(unshare(CLONE_NEWPID), 0); + ASSERT_EQ(unshare(CLONE_NEWUSER | CLONE_NEWPID), 0); listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); ASSERT_GE(listener, 0); @@ -3324,6 +3351,10 @@ TEST(user_notification_sibling_pid_ns) struct seccomp_notif req = {}; struct seccomp_notif_resp resp = {}; + ASSERT_EQ(prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0), 0) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); ASSERT_GE(listener, 0); @@ -3386,6 +3417,8 @@ TEST(user_notification_fault_recv) struct seccomp_notif req = {}; struct seccomp_notif_resp resp = {}; + ASSERT_EQ(unshare(CLONE_NEWUSER), 0); + listener = user_trap_syscall(__NR_getpid, SECCOMP_FILTER_FLAG_NEW_LISTENER); ASSERT_GE(listener, 0); |