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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-12 03:50:40 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-12 03:50:40 +0000
commitfc53809803cd2bc2434e312b19a18fa36776da12 (patch)
treeb4b43bd6538f51965ce32856e9c053d0f90919c8 /src/test/test-bpf-lsm.c
parentAdding upstream version 255.5. (diff)
downloadsystemd-fc53809803cd2bc2434e312b19a18fa36776da12.tar.xz
systemd-fc53809803cd2bc2434e312b19a18fa36776da12.zip
Adding upstream version 256.upstream/256
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/test-bpf-lsm.c')
-rw-r--r--src/test/test-bpf-lsm.c102
1 files changed, 0 insertions, 102 deletions
diff --git a/src/test/test-bpf-lsm.c b/src/test/test-bpf-lsm.c
deleted file mode 100644
index 42ea64c..0000000
--- a/src/test/test-bpf-lsm.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-
-#include "bpf-lsm.h"
-#include "load-fragment.h"
-#include "manager.h"
-#include "process-util.h"
-#include "rlimit-util.h"
-#include "rm-rf.h"
-#include "service.h"
-#include "strv.h"
-#include "tests.h"
-#include "unit.h"
-#include "virt.h"
-
-static int test_restrict_filesystems(Manager *m, const char *unit_name, const char *file_path, char **allowed_filesystems) {
- _cleanup_free_ char *exec_start = NULL;
- _cleanup_(unit_freep) Unit *u = NULL;
- ExecContext *ec = NULL;
- int cld_code, r;
-
- assert_se(u = unit_new(m, sizeof(Service)));
- assert_se(unit_add_name(u, unit_name) == 0);
- assert_se(ec = unit_get_exec_context(u));
-
- STRV_FOREACH(allow_filesystem, allowed_filesystems) {
- r = config_parse_restrict_filesystems(
- u->id, "filename", 1, "Service", 1, "RestrictFileSystems", 0,
- *allow_filesystem, ec, u);
- if (r < 0)
- return log_unit_error_errno(u, r, "Failed to parse RestrictFileSystems: %m");
- }
-
- assert_se(exec_start = strjoin("cat ", file_path));
- r = config_parse_exec(u->id, "filename", 1, "Service", 1, "ExecStart",
- SERVICE_EXEC_START, exec_start, SERVICE(u)->exec_command, u);
- if (r < 0)
- return log_error_errno(r, "Failed to parse ExecStart");
-
- SERVICE(u)->type = SERVICE_ONESHOT;
- u->load_state = UNIT_LOADED;
-
- r = unit_start(u, NULL);
- if (r < 0)
- return log_error_errno(r, "Unit start failed %m");
-
- while (!IN_SET(SERVICE(u)->state, SERVICE_DEAD, SERVICE_FAILED)) {
- r = sd_event_run(m->event, UINT64_MAX);
- if (r < 0)
- return log_error_errno(errno, "Event run failed %m");
- }
-
- cld_code = SERVICE(u)->exec_command[SERVICE_EXEC_START]->exec_status.code;
- if (cld_code != CLD_EXITED)
- return log_error_errno(-SYNTHETIC_ERRNO(EBUSY), "ExecStart didn't exited, code='%s'", sigchld_code_to_string(cld_code));
-
- if (SERVICE(u)->state != SERVICE_DEAD)
- return log_error_errno(-SYNTHETIC_ERRNO(EBUSY), "Service is not dead");
-
- return 0;
-}
-
-int main(int argc, char *argv[]) {
- _cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL;
- _cleanup_(manager_freep) Manager *m = NULL;
- _cleanup_free_ char *unit_dir = NULL;
- struct rlimit rl;
- int r;
-
- test_setup_logging(LOG_DEBUG);
-
- assert_se(getrlimit(RLIMIT_MEMLOCK, &rl) >= 0);
- rl.rlim_cur = rl.rlim_max = MAX(rl.rlim_max, CAN_MEMLOCK_SIZE);
- (void) setrlimit_closest(RLIMIT_MEMLOCK, &rl);
-
- if (!can_memlock())
- return log_tests_skipped("Can't use mlock()");
-
- if (!lsm_bpf_supported(/* initialize = */ true))
- return log_tests_skipped("LSM BPF hooks are not supported");
-
- r = enter_cgroup_subroot(NULL);
- if (r == -ENOMEDIUM)
- return log_tests_skipped("cgroupfs not available");
-
- assert_se(get_testdata_dir("units", &unit_dir) >= 0);
- assert_se(set_unit_path(unit_dir) >= 0);
- assert_se(runtime_dir = setup_fake_runtime_dir());
-
- assert_se(manager_new(RUNTIME_SCOPE_SYSTEM, MANAGER_TEST_RUN_BASIC, &m) >= 0);
- assert_se(manager_startup(m, NULL, NULL, NULL) >= 0);
-
- /* We need to enable access to the filesystem where the binary is so we
- * add @common-block */
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/tracing/printk_formats", STRV_MAKE("@common-block")) < 0);
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/tracing/printk_formats", STRV_MAKE("tracefs", "@common-block")) >= 0);
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/tracing/printk_formats", STRV_MAKE("tracefs", "@common-block", "~tracefs")) < 0);
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/debug/sleep_time", STRV_MAKE("@common-block")) < 0);
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/debug/sleep_time", STRV_MAKE("debugfs", "@common-block")) >= 0);
- assert_se(test_restrict_filesystems(m, "restrict_filesystems_test.service", "/sys/kernel/debug/sleep_time", STRV_MAKE("~debugfs")) < 0);
-
- return 0;
-}