--- /dev/null
+/*
+ * Tests for the NSS cash module
+ *
+ * Copyright (C) 2019 Simon Ruderich
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <limits.h>
+
+#include "../cash_nss.h"
+
+
+static void test_getpwent(void) {
+ struct passwd p;
+ enum nss_status s;
+ char tmp[1024];
+ char tmp_small[10];
+ int errnop = 0;
+
+ // Test one setpwent/getpwent/endpwent round
+
+ s = _nss_cash_setpwent(0);
+ assert(s == NSS_STATUS_SUCCESS);
+
+ // Multiple calls with too small buffer don't advance any internal indices
+ s = _nss_cash_getpwent_r(&p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+ s = _nss_cash_getpwent_r(&p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+ s = _nss_cash_getpwent_r(&p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 0);
+ assert(p.pw_gid == 0);
+ assert(!strcmp(p.pw_gecos, "root"));
+ assert(!strcmp(p.pw_dir, "/root"));
+ assert(!strcmp(p.pw_shell, "/bin/bash"));
+
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "daemon"));
+ for (int i = 0; i < 10; i++) {
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ }
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "www-data"));
+ for (int i = 0; i < 12; i++) {
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ }
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "_rpc"));
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "postfix"));
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND);
+ assert(errnop == ENOENT);
+
+ s = _nss_cash_endpwent();
+ assert(s == NSS_STATUS_SUCCESS);
+
+
+ // Test proper reset
+
+ s = _nss_cash_setpwent(0);
+ assert(s == NSS_STATUS_SUCCESS);
+
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 0);
+ assert(p.pw_gid == 0);
+ assert(!strcmp(p.pw_gecos, "root"));
+ assert(!strcmp(p.pw_dir, "/root"));
+ assert(!strcmp(p.pw_shell, "/bin/bash"));
+
+ s = _nss_cash_endpwent();
+ assert(s == NSS_STATUS_SUCCESS);
+
+
+ // Test proper reset the 2nd
+
+ s = _nss_cash_setpwent(0);
+ assert(s == NSS_STATUS_SUCCESS);
+
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 0);
+ assert(p.pw_gid == 0);
+ assert(!strcmp(p.pw_gecos, "root"));
+ assert(!strcmp(p.pw_dir, "/root"));
+ assert(!strcmp(p.pw_shell, "/bin/bash"));
+
+ s = _nss_cash_endpwent();
+ assert(s == NSS_STATUS_SUCCESS);
+
+
+ // Test many rounds to check for open file leaks
+ for (int i = 0; i < 10000; i++) {
+ s = _nss_cash_setpwent(0);
+ assert(s == NSS_STATUS_SUCCESS);
+
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+
+ s = _nss_cash_endpwent();
+ assert(s == NSS_STATUS_SUCCESS);
+ }
+
+
+ // Test with cash file is not present
+
+ assert(rename("tests/passwd.nsscash", "tests/passwd.nsscash.tmp") == 0);
+ s = _nss_cash_setpwent(0);
+ assert(s == NSS_STATUS_SUCCESS);
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ s = _nss_cash_getpwent_r(&p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ s = _nss_cash_endpwent();
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(rename("tests/passwd.nsscash.tmp", "tests/passwd.nsscash") == 0);
+}
+
+static void test_getpwuid(void) {
+ struct passwd p;
+ enum nss_status s;
+ char tmp[1024];
+ char tmp_small[10];
+ int errnop = 0;
+
+ s = _nss_cash_getpwuid_r(0, &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+ s = _nss_cash_getpwuid_r(42, &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND); // 42 does not exist
+ assert(errnop == ENOENT);
+ s = _nss_cash_getpwuid_r(65534, &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+
+ s = _nss_cash_getpwuid_r(0, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 0);
+ assert(p.pw_gid == 0);
+ assert(!strcmp(p.pw_gecos, "root"));
+ assert(!strcmp(p.pw_dir, "/root"));
+ assert(!strcmp(p.pw_shell, "/bin/bash"));
+
+ s = _nss_cash_getpwuid_r(1, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "daemon"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 1);
+ assert(p.pw_gid == 1);
+ assert(!strcmp(p.pw_gecos, "daemon"));
+ assert(!strcmp(p.pw_dir, "/usr/sbin"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwuid_r(11, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND);
+ assert(errnop == ENOENT);
+
+ s = _nss_cash_getpwuid_r(102, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "systemd-network"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 102);
+ assert(p.pw_gid == 103);
+ assert(!strcmp(p.pw_gecos, "systemd Network Management,,,"));
+ assert(!strcmp(p.pw_dir, "/run/systemd"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwuid_r(107, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "postfix"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 107);
+ assert(p.pw_gid == 114);
+ assert(!strcmp(p.pw_gecos, ""));
+ assert(!strcmp(p.pw_dir, "/var/spool/postfix"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwuid_r(INT_MAX, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND);
+ assert(errnop == ENOENT);
+
+
+ // Test with cash file is not present
+
+ assert(rename("tests/passwd.nsscash", "tests/passwd.nsscash.tmp") == 0);
+ s = _nss_cash_getpwuid_r(0, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ s = _nss_cash_getpwuid_r(42, &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ assert(rename("tests/passwd.nsscash.tmp", "tests/passwd.nsscash") == 0);
+}
+
+static void test_getpwnam(void) {
+ struct passwd p;
+ enum nss_status s;
+ char tmp[1024];
+ char tmp_small[10];
+ int errnop = 0;
+
+ s = _nss_cash_getpwnam_r("root", &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+ s = _nss_cash_getpwnam_r("nope", &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND); // 42 does not exist
+ assert(errnop == ENOENT);
+ s = _nss_cash_getpwnam_r("nobody", &p, tmp_small, sizeof(tmp_small), &errnop);
+ assert(s == NSS_STATUS_TRYAGAIN);
+ assert(errnop == ERANGE);
+
+ s = _nss_cash_getpwnam_r("root", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "root"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 0);
+ assert(p.pw_gid == 0);
+ assert(!strcmp(p.pw_gecos, "root"));
+ assert(!strcmp(p.pw_dir, "/root"));
+ assert(!strcmp(p.pw_shell, "/bin/bash"));
+
+ s = _nss_cash_getpwnam_r("daemon", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "daemon"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 1);
+ assert(p.pw_gid == 1);
+ assert(!strcmp(p.pw_gecos, "daemon"));
+ assert(!strcmp(p.pw_dir, "/usr/sbin"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwnam_r("nope2", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND);
+ assert(errnop == ENOENT);
+
+ s = _nss_cash_getpwnam_r("systemd-network", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "systemd-network"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 102);
+ assert(p.pw_gid == 103);
+ assert(!strcmp(p.pw_gecos, "systemd Network Management,,,"));
+ assert(!strcmp(p.pw_dir, "/run/systemd"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwnam_r("postfix", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_SUCCESS);
+ assert(!strcmp(p.pw_name, "postfix"));
+ assert(!strcmp(p.pw_passwd, "x"));
+ assert(p.pw_uid == 107);
+ assert(p.pw_gid == 114);
+ assert(!strcmp(p.pw_gecos, ""));
+ assert(!strcmp(p.pw_dir, "/var/spool/postfix"));
+ assert(!strcmp(p.pw_shell, "/usr/sbin/nologin"));
+
+ s = _nss_cash_getpwnam_r("", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_NOTFOUND);
+ assert(errnop == ENOENT);
+
+
+ // Test with cash file is not present
+
+ assert(rename("tests/passwd.nsscash", "tests/passwd.nsscash.tmp") == 0);
+ s = _nss_cash_getpwnam_r("root", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ s = _nss_cash_getpwnam_r("nope", &p, tmp, sizeof(tmp), &errnop);
+ assert(s == NSS_STATUS_UNAVAIL);
+ assert(errnop == ENOENT);
+ assert(rename("tests/passwd.nsscash.tmp", "tests/passwd.nsscash") == 0);
+}
+
+int main(void) {
+ test_getpwent();
+ test_getpwuid();
+ test_getpwnam();
+
+ return EXIT_SUCCESS;
+}
ruderich.org/simon / nsscash / nsscash.git / blobdiff