diff options
Diffstat (limited to 'src/test/test-execute.c')
| -rw-r--r-- | src/test/test-execute.c | 288 |
1 files changed, 264 insertions, 24 deletions
diff --git a/src/test/test-execute.c b/src/test/test-execute.c index 0f4172e722..8b4ff22495 100644 --- a/src/test/test-execute.c +++ b/src/test/test-execute.c @@ -17,14 +17,26 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ +#include <grp.h> +#include <pwd.h> #include <stdio.h> +#include <sys/prctl.h> +#include <sys/types.h> -#include "unit.h" -#include "manager.h" -#include "util.h" +#include "fileio.h" +#include "fs-util.h" #include "macro.h" +#include "manager.h" #include "mkdir.h" +#include "path-util.h" #include "rm-rf.h" +#ifdef HAVE_SECCOMP +#include "seccomp-util.h" +#endif +#include "test-helper.h" +#include "unit.h" +#include "util.h" +#include "virt.h" typedef void (*test_function_t)(Manager *m); @@ -77,10 +89,24 @@ static void test_exec_workingdirectory(Manager *m) { } static void test_exec_personality(Manager *m) { - test(m, "exec-personality-x86.service", 0, CLD_EXITED); - #if defined(__x86_64__) test(m, "exec-personality-x86-64.service", 0, CLD_EXITED); + +#elif defined(__s390__) + test(m, "exec-personality-s390.service", 0, CLD_EXITED); + +#elif defined(__powerpc64__) +# if __BYTE_ORDER == __BIG_ENDIAN + test(m, "exec-personality-ppc64.service", 0, CLD_EXITED); +# else + test(m, "exec-personality-ppc64le.service", 0, CLD_EXITED); +# endif + +#elif defined(__aarch64__) + test(m, "exec-personality-aarch64.service", 0, CLD_EXITED); + +#elif defined(__i386__) + test(m, "exec-personality-x86.service", 0, CLD_EXITED); #endif } @@ -99,31 +125,84 @@ static void test_exec_privatetmp(Manager *m) { } static void test_exec_privatedevices(Manager *m) { + if (detect_container() > 0) { + log_notice("testing in container, skipping private device tests"); + return; + } test(m, "exec-privatedevices-yes.service", 0, CLD_EXITED); test(m, "exec-privatedevices-no.service", 0, CLD_EXITED); } +static void test_exec_privatedevices_capabilities(Manager *m) { + if (detect_container() > 0) { + log_notice("testing in container, skipping private device tests"); + return; + } + test(m, "exec-privatedevices-yes-capability-mknod.service", 0, CLD_EXITED); + test(m, "exec-privatedevices-no-capability-mknod.service", 0, CLD_EXITED); +} + +static void test_exec_readonlypaths(Manager *m) { + test(m, "exec-readonlypaths.service", 0, CLD_EXITED); + test(m, "exec-readonlypaths-mount-propagation.service", 0, CLD_EXITED); +} + +static void test_exec_readwritepaths(Manager *m) { + test(m, "exec-readwritepaths-mount-propagation.service", 0, CLD_EXITED); +} + +static void test_exec_inaccessiblepaths(Manager *m) { + test(m, "exec-inaccessiblepaths-mount-propagation.service", 0, CLD_EXITED); +} + static void test_exec_systemcallfilter(Manager *m) { #ifdef HAVE_SECCOMP + if (!is_seccomp_available()) + return; test(m, "exec-systemcallfilter-not-failing.service", 0, CLD_EXITED); test(m, "exec-systemcallfilter-not-failing2.service", 0, CLD_EXITED); test(m, "exec-systemcallfilter-failing.service", SIGSYS, CLD_KILLED); test(m, "exec-systemcallfilter-failing2.service", SIGSYS, CLD_KILLED); + #endif } static void test_exec_systemcallerrornumber(Manager *m) { #ifdef HAVE_SECCOMP - test(m, "exec-systemcallerrornumber.service", 1, CLD_EXITED); + if (is_seccomp_available()) + test(m, "exec-systemcallerrornumber.service", 1, CLD_EXITED); +#endif +} + +static void test_exec_systemcall_system_mode_with_user(Manager *m) { +#ifdef HAVE_SECCOMP + if (!is_seccomp_available()) + return; + if (getpwnam("nobody")) + test(m, "exec-systemcallfilter-system-user.service", 0, CLD_EXITED); + else if (getpwnam("nfsnobody")) + test(m, "exec-systemcallfilter-system-user-nfsnobody.service", 0, CLD_EXITED); + else + log_error_errno(errno, "Skipping test_exec_systemcall_system_mode_with_user, could not find nobody/nfsnobody user: %m"); #endif } static void test_exec_user(Manager *m) { - test(m, "exec-user.service", 0, CLD_EXITED); + if (getpwnam("nobody")) + test(m, "exec-user.service", 0, CLD_EXITED); + else if (getpwnam("nfsnobody")) + test(m, "exec-user-nfsnobody.service", 0, CLD_EXITED); + else + log_error_errno(errno, "Skipping test_exec_user, could not find nobody/nfsnobody user: %m"); } static void test_exec_group(Manager *m) { - test(m, "exec-group.service", 0, CLD_EXITED); + if (getgrnam("nobody")) + test(m, "exec-group.service", 0, CLD_EXITED); + else if (getgrnam("nfsnobody")) + test(m, "exec-group-nfsnobody.service", 0, CLD_EXITED); + else + log_error_errno(errno, "Skipping test_exec_group, could not find nobody/nfsnobody group: %m"); } static void test_exec_environment(Manager *m) { @@ -132,28 +211,187 @@ static void test_exec_environment(Manager *m) { test(m, "exec-environment-empty.service", 0, CLD_EXITED); } +static void test_exec_environmentfile(Manager *m) { + static const char e[] = + "VAR1='word1 word2'\n" + "VAR2=word3 \n" + "# comment1\n" + "\n" + "; comment2\n" + " ; # comment3\n" + "line without an equal\n" + "VAR3='$word 5 6'\n"; + int r; + + r = write_string_file("/tmp/test-exec_environmentfile.conf", e, WRITE_STRING_FILE_CREATE); + assert_se(r == 0); + + test(m, "exec-environmentfile.service", 0, CLD_EXITED); + + unlink("/tmp/test-exec_environmentfile.conf"); +} + +static void test_exec_passenvironment(Manager *m) { + /* test-execute runs under MANAGER_USER which, by default, forwards all + * variables present in the environment, but only those that are + * present _at the time it is created_! + * + * So these PassEnvironment checks are still expected to work, since we + * are ensuring the variables are not present at manager creation (they + * are unset explicitly in main) and are only set here. + * + * This is still a good approximation of how a test for MANAGER_SYSTEM + * would work. + */ + assert_se(setenv("VAR1", "word1 word2", 1) == 0); + assert_se(setenv("VAR2", "word3", 1) == 0); + assert_se(setenv("VAR3", "$word 5 6", 1) == 0); + test(m, "exec-passenvironment.service", 0, CLD_EXITED); + test(m, "exec-passenvironment-repeated.service", 0, CLD_EXITED); + test(m, "exec-passenvironment-empty.service", 0, CLD_EXITED); + assert_se(unsetenv("VAR1") == 0); + assert_se(unsetenv("VAR2") == 0); + assert_se(unsetenv("VAR3") == 0); + test(m, "exec-passenvironment-absent.service", 0, CLD_EXITED); +} + static void test_exec_umask(Manager *m) { test(m, "exec-umask-default.service", 0, CLD_EXITED); test(m, "exec-umask-0177.service", 0, CLD_EXITED); } +static void test_exec_runtimedirectory(Manager *m) { + test(m, "exec-runtimedirectory.service", 0, CLD_EXITED); + test(m, "exec-runtimedirectory-mode.service", 0, CLD_EXITED); + if (getgrnam("nobody")) + test(m, "exec-runtimedirectory-owner.service", 0, CLD_EXITED); + else if (getgrnam("nfsnobody")) + test(m, "exec-runtimedirectory-owner-nfsnobody.service", 0, CLD_EXITED); + else + log_error_errno(errno, "Skipping test_exec_runtimedirectory-owner, could not find nobody/nfsnobody group: %m"); +} + +static void test_exec_capabilityboundingset(Manager *m) { + int r; + + /* We use capsh to test if the capabilities are + * properly set, so be sure that it exists */ + r = find_binary("capsh", NULL); + if (r < 0) { + log_error_errno(r, "Skipping test_exec_capabilityboundingset, could not find capsh binary: %m"); + return; + } + + test(m, "exec-capabilityboundingset-simple.service", 0, CLD_EXITED); + test(m, "exec-capabilityboundingset-reset.service", 0, CLD_EXITED); + test(m, "exec-capabilityboundingset-merge.service", 0, CLD_EXITED); + test(m, "exec-capabilityboundingset-invert.service", 0, CLD_EXITED); +} + +static void test_exec_capabilityambientset(Manager *m) { + int r; + + /* Check if the kernel has support for ambient capabilities. Run + * the tests only if that's the case. Clearing all ambient + * capabilities is fine, since we are expecting them to be unset + * in the first place for the tests. */ + r = prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0); + if (r >= 0 || errno != EINVAL) { + if (getpwnam("nobody")) { + test(m, "exec-capabilityambientset.service", 0, CLD_EXITED); + test(m, "exec-capabilityambientset-merge.service", 0, CLD_EXITED); + } else if (getpwnam("nfsnobody")) { + test(m, "exec-capabilityambientset-nfsnobody.service", 0, CLD_EXITED); + test(m, "exec-capabilityambientset-merge-nfsnobody.service", 0, CLD_EXITED); + } else + log_error_errno(errno, "Skipping test_exec_capabilityambientset, could not find nobody/nfsnobody user: %m"); + } else + log_error_errno(errno, "Skipping test_exec_capabilityambientset, the kernel does not support ambient capabilities: %m"); +} + +static void test_exec_privatenetwork(Manager *m) { + int r; + + r = find_binary("ip", NULL); + if (r < 0) { + log_error_errno(r, "Skipping test_exec_privatenetwork, could not find ip binary: %m"); + return; + } + + test(m, "exec-privatenetwork-yes.service", 0, CLD_EXITED); +} + +static void test_exec_oomscoreadjust(Manager *m) { + test(m, "exec-oomscoreadjust-positive.service", 0, CLD_EXITED); + test(m, "exec-oomscoreadjust-negative.service", 0, CLD_EXITED); +} + +static void test_exec_ioschedulingclass(Manager *m) { + test(m, "exec-ioschedulingclass-none.service", 0, CLD_EXITED); + test(m, "exec-ioschedulingclass-idle.service", 0, CLD_EXITED); + test(m, "exec-ioschedulingclass-realtime.service", 0, CLD_EXITED); + test(m, "exec-ioschedulingclass-best-effort.service", 0, CLD_EXITED); +} + +static void test_exec_spec_interpolation(Manager *m) { + test(m, "exec-spec-interpolation.service", 0, CLD_EXITED); +} + +static int run_tests(UnitFileScope scope, test_function_t *tests) { + test_function_t *test = NULL; + Manager *m = NULL; + int r; + + assert_se(tests); + + r = manager_new(scope, true, &m); + if (MANAGER_SKIP_TEST(r)) { + log_notice_errno(r, "Skipping test: manager_new: %m"); + return EXIT_TEST_SKIP; + } + assert_se(r >= 0); + assert_se(manager_startup(m, NULL, NULL) >= 0); + + for (test = tests; test && *test; test++) + (*test)(m); + + manager_free(m); + + return 0; +} + int main(int argc, char *argv[]) { - test_function_t tests[] = { + test_function_t user_tests[] = { test_exec_workingdirectory, test_exec_personality, test_exec_ignoresigpipe, test_exec_privatetmp, test_exec_privatedevices, + test_exec_privatedevices_capabilities, + test_exec_readonlypaths, + test_exec_readwritepaths, + test_exec_inaccessiblepaths, + test_exec_privatenetwork, test_exec_systemcallfilter, test_exec_systemcallerrornumber, test_exec_user, test_exec_group, test_exec_environment, + test_exec_environmentfile, + test_exec_passenvironment, test_exec_umask, + test_exec_runtimedirectory, + test_exec_capabilityboundingset, + test_exec_capabilityambientset, + test_exec_oomscoreadjust, + test_exec_ioschedulingclass, + test_exec_spec_interpolation, + NULL, + }; + test_function_t system_tests[] = { + test_exec_systemcall_system_mode_with_user, NULL, }; - test_function_t *test = NULL; - Manager *m = NULL; int r; log_parse_environment(); @@ -165,20 +403,22 @@ int main(int argc, char *argv[]) { return EXIT_TEST_SKIP; } - assert_se(set_unit_path(TEST_DIR) >= 0); + assert_se(setenv("XDG_RUNTIME_DIR", "/tmp/", 1) == 0); + assert_se(set_unit_path(TEST_DIR "/test-execute/") >= 0); - r = manager_new(MANAGER_USER, true, &m); - if (IN_SET(r, -EPERM, -EACCES, -EADDRINUSE, -EHOSTDOWN, -ENOENT)) { - printf("Skipping test: manager_new: %s", strerror(-r)); - return EXIT_TEST_SKIP; - } - assert_se(r >= 0); - assert_se(manager_startup(m, NULL, NULL) >= 0); + /* Unset VAR1, VAR2 and VAR3 which are used in the PassEnvironment test + * cases, otherwise (and if they are present in the environment), + * `manager_default_environment` will copy them into the default + * environment which is passed to each created job, which will make the + * tests that expect those not to be present to fail. + */ + assert_se(unsetenv("VAR1") == 0); + assert_se(unsetenv("VAR2") == 0); + assert_se(unsetenv("VAR3") == 0); - for (test = tests; test && *test; test++) - (*test)(m); + r = run_tests(UNIT_FILE_USER, user_tests); + if (r != 0) + return r; - manager_free(m); - - return 0; + return run_tests(UNIT_FILE_SYSTEM, system_tests); } |