dlopen-tests.c revision 99b2352f909c548811617389641a9ccc3e17bc53
/*
SSSD
debug-tests.c
Authors:
Simo Sorce <simo@redhat.com>
Copyright (C) 2013 Red Hat
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdbool.h>
#include <dlfcn.h>
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <check.h>
#include <dirent.h>
#include "tests/common.h"
#define LIBPFX ABS_BUILD_DIR "/" LT_OBJDIR
struct so {
const char *name;
const char *libs[6];
} so[] = {
{ "libsss_debug.so", { LIBPFX"libsss_debug.so", NULL } },
{ "libsss_semanage.so", { LIBPFX"libsss_semanage.so", NULL } },
{ "libipa_hbac.so", { LIBPFX"libipa_hbac.so", NULL } },
{ "libsss_idmap.so", { LIBPFX"libsss_idmap.so", NULL } },
{ "libsss_nss_idmap.so", { LIBPFX"libsss_nss_idmap.so", NULL } },
{ "libnss_sss.so", { LIBPFX"libnss_sss.so", NULL } },
{ "pam_sss.so", { LIBPFX"pam_sss.so", NULL } },
#ifdef BUILD_LIBWBCLIENT
{ "libwbclient.so", { LIBPFX"libwbclient.so", NULL } },
#endif /* BUILD_LIBWBCLIENT */
#ifdef BUILD_IFP
{ "libsss_simpleifp.so", { LIBPFX"libsss_simpleifp.so", NULL } },
#endif /* BUILD_IFP */
#ifdef BUILD_SUDO
{ "libsss_sudo.so", { LIBPFX"libsss_sudo.so", NULL } },
#endif
#ifdef BUILD_AUTOFS
{ "libsss_autofs.so", { LIBPFX"libsss_autofs.so", NULL } },
#endif
#ifdef HAVE_KRB5_LOCATOR_PLUGIN
{ "sssd_krb5_locator_plugin.so", { LIBPFX"sssd_krb5_locator_plugin.so",
NULL } },
#endif
#ifdef HAVE_KRB5_LOCALAUTH_PLUGIN
{ "sssd_krb5_localauth_plugin.so", { LIBPFX"sssd_krb5_localauth_plugin.so",
NULL } },
#endif
#ifdef HAVE_PAC_RESPONDER
{ "sssd_pac_plugin.so", { LIBPFX"sssd_pac_plugin.so", NULL } },
#endif
#ifdef HAVE_CIFS_IDMAP_PLUGIN
{ "cifs_idmap_sss.so", { LIBPFX"cifs_idmap_sss.so", NULL } },
#endif
{ "memberof.so", { LIBPFX"memberof.so", NULL } },
{ "libsss_child.so", { LIBPFX"libsss_util.so",
LIBPFX"libsss_child.so", NULL } },
{ "libsss_crypt.so", { LIBPFX"libsss_crypt.so", NULL } },
{ "libsss_cert.so", { LIBPFX"libsss_cert.so", NULL } },
{ "libsss_util.so", { LIBPFX"libsss_util.so", NULL } },
{ "libsss_simple.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_simple.so", NULL } },
#ifdef BUILD_SAMBA
{ "libsss_ad.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_ad.so", NULL } },
{ "libsss_ipa.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_ipa.so", NULL } },
{ "winbind_idmap_sss.so", { LIBPFX"libdlopen_test_winbind_idmap.so",
LIBPFX"winbind_idmap_sss.so", NULL } },
#endif /* BUILD_SAMBA */
{ "libsss_krb5.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_krb5.so", NULL } },
{ "libsss_krb5_common.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_krb5_common.so", NULL } },
{ "libsss_ldap.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_ldap.so", NULL } },
{ "libsss_ldap_common.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_ldap_common.so", NULL } },
{ "libsss_proxy.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_proxy.so", NULL } },
#ifdef HAVE_PYTHON2_BINDINGS
{ "_py2hbac.so", { LIBPFX"_py2hbac.so", NULL } },
{ "_py2sss.so", { LIBPFX"_py2sss.so", NULL } },
{ "_py2sss_murmur.so", { LIBPFX"_py2sss_murmur.so", NULL } },
{ "_py2sss_nss_idmap.so", { LIBPFX"_py2sss_nss_idmap.so", NULL } },
#endif
#ifdef HAVE_PYTHON3_BINDINGS
{ "_py3hbac.so", { LIBPFX"_py3hbac.so", NULL } },
{ "_py3sss.so", { LIBPFX"_py3sss.so", NULL } },
{ "_py3sss_murmur.so", { LIBPFX"_py3sss_murmur.so", NULL } },
{ "_py3sss_nss_idmap.so", { LIBPFX"_py3sss_nss_idmap.so", NULL } },
#endif
#ifdef BUILD_NFS_IDMAP
{ "sss.so", { LIBPFX"sss.so", NULL } },
#endif
/* for testing purposes */
{ "libdlopen_test_providers.so", { LIBPFX"libdlopen_test_providers.so",
NULL } },
{ "libsss_nss_idmap_tests.so", { LIBPFX"libsss_nss_idmap_tests.so",
NULL } },
#ifdef BUILD_SAMBA
{ "libdlopen_test_winbind_idmap.so",
{ LIBPFX"libdlopen_test_winbind_idmap.so", NULL } },
{ "libsss_ad_tests.so", { LIBPFX"libdlopen_test_providers.so",
LIBPFX"libsss_ad_tests.so", NULL } },
#endif
{ NULL }
};
static bool recursive_dlopen(const char **name, int round, char **errmsg)
{
void *handle;
bool ok;
*errmsg = NULL;
handle = dlopen(name[round], RTLD_GLOBAL|RTLD_NOW);
if (!handle) {
if (asprintf(errmsg, "dlopen() failed: %s", dlerror()) == -1)
*errmsg = NULL;
return false;
}
round++;
if (name[round]) {
ok = recursive_dlopen(name, round, errmsg);
} else {
ok = true;
}
dlclose(handle);
return ok;
}
static int file_so_filter(const struct dirent *ent)
{
char *suffix;
suffix = rindex(ent->d_name, '.');
if (suffix != NULL
&& strcmp(suffix, ".so") == 0
&& suffix[3] == '\0') {
return 1;
}
return 0;
}
static char **get_so_files(size_t *_list_size)
{
int n;
struct dirent **namelist;
char **libraries;
n = scandir(LIBPFX, &namelist, file_so_filter, alphasort);
fail_unless(n > 0);
libraries = calloc(n + 1, sizeof(char *));
for (int i = 0; i < n; ++i) {
libraries[i] = strdup(namelist[i]->d_name);
fail_if(libraries[i] == NULL);
free(namelist[i]);
}
free(namelist);
*_list_size = (size_t)n;
return libraries;
}
static void remove_library_from_list(const char *library, char **list,
size_t list_size)
{
for (size_t i = 0; i < list_size; ++i) {
if (list[i] != NULL && strcmp(library, list[i]) == 0) {
/* found library need to be removed from list */
free(list[i]);
list[i] = NULL;
return;
}
}
ck_abort_msg("Cannot find expected library: %s", library);
}
START_TEST(test_dlopen_base)
{
char *errmsg;
bool ok;
int i;
size_t found_libraries_size;
char **found_libraries = get_so_files(&found_libraries_size);
bool unchecked_library = false;
for (i = 0; so[i].name != NULL; i++) {
ok = recursive_dlopen(so[i].libs, 0, &errmsg);
fail_unless(ok, "Error opening %s: [%s]", so[i].name, errmsg);
remove_library_from_list(so[i].name, found_libraries,
found_libraries_size);
}
for (i = 0; i < found_libraries_size; ++i) {
if (found_libraries[i] != NULL) {
printf("Unchecked library found: %s\n", found_libraries[i]);
unchecked_library = true;
}
}
free(found_libraries);
fail_if(unchecked_library);
}
END_TEST
Suite *dlopen_suite(void)
{
Suite *s = suite_create("dlopen");
TCase *tc_dlopen = tcase_create("dlopen");
tcase_add_test(tc_dlopen, test_dlopen_base);
tcase_set_timeout(tc_dlopen, 10);
suite_add_tcase(s, tc_dlopen);
return s;
}
int main(int argc, const char *argv[])
{
int number_failed;
Suite *s = dlopen_suite();
SRunner *sr = srunner_create(s);
srunner_run_all(sr, CK_NORMAL);
number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
if (number_failed == 0)
return EXIT_SUCCESS;
return EXIT_FAILURE;
}