1865695bbc89088b9526ea9045410e5afb70a985cplars/* 2865695bbc89088b9526ea9045410e5afb70a985cplars * 3865695bbc89088b9526ea9045410e5afb70a985cplars * Copyright (c) International Business Machines Corp., 2001 4865695bbc89088b9526ea9045410e5afb70a985cplars * 5865695bbc89088b9526ea9045410e5afb70a985cplars * This program is free software; you can redistribute it and/or modify 6865695bbc89088b9526ea9045410e5afb70a985cplars * it under the terms of the GNU General Public License as published by 7865695bbc89088b9526ea9045410e5afb70a985cplars * the Free Software Foundation; either version 2 of the License, or 8865695bbc89088b9526ea9045410e5afb70a985cplars * (at your option) any later version. 9865695bbc89088b9526ea9045410e5afb70a985cplars * 10865695bbc89088b9526ea9045410e5afb70a985cplars * This program is distributed in the hope that it will be useful, 11865695bbc89088b9526ea9045410e5afb70a985cplars * but WITHOUT ANY WARRANTY; without even the implied warranty of 12865695bbc89088b9526ea9045410e5afb70a985cplars * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 13865695bbc89088b9526ea9045410e5afb70a985cplars * the GNU General Public License for more details. 14865695bbc89088b9526ea9045410e5afb70a985cplars * 15865695bbc89088b9526ea9045410e5afb70a985cplars * You should have received a copy of the GNU General Public License 16865695bbc89088b9526ea9045410e5afb70a985cplars * along with this program; if not, write to the Free Software 174548c6cf9bcdd96d8303caa4130ab638b61f8a30Wanlong Gao * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18865695bbc89088b9526ea9045410e5afb70a985cplars */ 19865695bbc89088b9526ea9045410e5afb70a985cplars 204bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak/* 21007dbc93fe1e52f19d704de8c9a31285f98ef73arobbiew * Test Name: setgroups03 22865695bbc89088b9526ea9045410e5afb70a985cplars * 23865695bbc89088b9526ea9045410e5afb70a985cplars * Test Description: 24865695bbc89088b9526ea9045410e5afb70a985cplars * Verify that, 25865695bbc89088b9526ea9045410e5afb70a985cplars * 1. setgroups() fails with -1 and sets errno to EINVAL if the size 26865695bbc89088b9526ea9045410e5afb70a985cplars * argument value is > NGROUPS 27865695bbc89088b9526ea9045410e5afb70a985cplars * 2. setgroups() fails with -1 and sets errno to EPERM if the 28865695bbc89088b9526ea9045410e5afb70a985cplars * calling process is not super-user. 29865695bbc89088b9526ea9045410e5afb70a985cplars * 30865695bbc89088b9526ea9045410e5afb70a985cplars * Expected Result: 31865695bbc89088b9526ea9045410e5afb70a985cplars * setgroups() should fail with return value -1 and set expected errno. 32865695bbc89088b9526ea9045410e5afb70a985cplars * 33865695bbc89088b9526ea9045410e5afb70a985cplars * Algorithm: 34865695bbc89088b9526ea9045410e5afb70a985cplars * Setup: 35865695bbc89088b9526ea9045410e5afb70a985cplars * Setup signal handling. 36865695bbc89088b9526ea9045410e5afb70a985cplars * Pause for SIGUSR1 if option specified. 37865695bbc89088b9526ea9045410e5afb70a985cplars * 38865695bbc89088b9526ea9045410e5afb70a985cplars * Test: 39865695bbc89088b9526ea9045410e5afb70a985cplars * Loop if the proper options are given. 40865695bbc89088b9526ea9045410e5afb70a985cplars * Execute system call 41865695bbc89088b9526ea9045410e5afb70a985cplars * Check return code, if system call failed (return=-1) 42865695bbc89088b9526ea9045410e5afb70a985cplars * if errno set == expected errno 43865695bbc89088b9526ea9045410e5afb70a985cplars * Issue sys call fails with expected return value and errno. 44865695bbc89088b9526ea9045410e5afb70a985cplars * Otherwise, 45865695bbc89088b9526ea9045410e5afb70a985cplars * Issue sys call fails with unexpected errno. 46865695bbc89088b9526ea9045410e5afb70a985cplars * Otherwise, 47865695bbc89088b9526ea9045410e5afb70a985cplars * Issue sys call returns unexpected value. 48865695bbc89088b9526ea9045410e5afb70a985cplars * 49865695bbc89088b9526ea9045410e5afb70a985cplars * Cleanup: 50865695bbc89088b9526ea9045410e5afb70a985cplars * Print errno log and/or timing stats if options given 51865695bbc89088b9526ea9045410e5afb70a985cplars * 52865695bbc89088b9526ea9045410e5afb70a985cplars * Usage: <for command-line> 53007dbc93fe1e52f19d704de8c9a31285f98ef73arobbiew * setgroups03 [-c n] [-e] [-i n] [-I x] [-P x] [-t] 54865695bbc89088b9526ea9045410e5afb70a985cplars * where, -c n : Run n copies concurrently. 55865695bbc89088b9526ea9045410e5afb70a985cplars * -f : Turn off functionality Testing. 56865695bbc89088b9526ea9045410e5afb70a985cplars * -i n : Execute test n times. 57865695bbc89088b9526ea9045410e5afb70a985cplars * -I x : Execute test for x seconds. 58865695bbc89088b9526ea9045410e5afb70a985cplars * -P x : Pause for x seconds between iterations. 59865695bbc89088b9526ea9045410e5afb70a985cplars * -t : Turn on syscall timing. 60865695bbc89088b9526ea9045410e5afb70a985cplars * 61865695bbc89088b9526ea9045410e5afb70a985cplars * HISTORY 62865695bbc89088b9526ea9045410e5afb70a985cplars * 07/2001 Ported by Wayne Boyer 63865695bbc89088b9526ea9045410e5afb70a985cplars * 64865695bbc89088b9526ea9045410e5afb70a985cplars * RESTRICTIONS: 65865695bbc89088b9526ea9045410e5afb70a985cplars * This test should be executed by 'non-super-user' only. 66865695bbc89088b9526ea9045410e5afb70a985cplars * 67865695bbc89088b9526ea9045410e5afb70a985cplars */ 68b3db28f8604e5e75433e5f9e58c7da8c3a885217mridge#include <limits.h> 69865695bbc89088b9526ea9045410e5afb70a985cplars#include <sys/types.h> 70865695bbc89088b9526ea9045410e5afb70a985cplars#include <unistd.h> 71865695bbc89088b9526ea9045410e5afb70a985cplars#include <errno.h> 72865695bbc89088b9526ea9045410e5afb70a985cplars#include <pwd.h> 738541eeb5c7a26ec652655ef48a8aa77be7d409aarobbiew#include <grp.h> 74865695bbc89088b9526ea9045410e5afb70a985cplars 75865695bbc89088b9526ea9045410e5afb70a985cplars#include "test.h" 76865695bbc89088b9526ea9045410e5afb70a985cplars 7734a572a6ffe28be84620023bdffba1522ce91299subrata_modak#include "compat_16.h" 7834a572a6ffe28be84620023bdffba1522ce91299subrata_modak 79865695bbc89088b9526ea9045410e5afb70a985cplars#define TESTUSER "nobody" 80865695bbc89088b9526ea9045410e5afb70a985cplars 815901ff4b9d18b497eb72630f3b5654e14cb274f0robbiewchar nobody_uid[] = "nobody"; 825901ff4b9d18b497eb72630f3b5654e14cb274f0robbiewstruct passwd *ltpuser; 835901ff4b9d18b497eb72630f3b5654e14cb274f0robbiew 84fdce7d5e2a219d201a2b0e3bab6b61b01ec1d716Cyril HrubisTCID_DEFINE(setgroups03); 85605fa3362fd7cef0baa2131be32cf44661783d3eCyril Hrubisint TST_TOTAL = 2; 86865695bbc89088b9526ea9045410e5afb70a985cplars 8756207cec7732e09c216c751c0b5f88a242bacae6subrata_modakGID_T *groups_list; /* Array to hold gids for getgroups() */ 88bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 89865695bbc89088b9526ea9045410e5afb70a985cplarsint setup1(); /* setup function to test error EPERM */ 90865695bbc89088b9526ea9045410e5afb70a985cplarsvoid setup(); /* setup function for the test */ 91865695bbc89088b9526ea9045410e5afb70a985cplarsvoid cleanup(); /* cleanup function for the test */ 92865695bbc89088b9526ea9045410e5afb70a985cplars 9356207cec7732e09c216c751c0b5f88a242bacae6subrata_modakstruct test_case_t { /* test case struct. to hold ref. test cond's */ 94a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew size_t gsize_add; 95865695bbc89088b9526ea9045410e5afb70a985cplars int list; 96865695bbc89088b9526ea9045410e5afb70a985cplars char *desc; 97865695bbc89088b9526ea9045410e5afb70a985cplars int exp_errno; 9856207cec7732e09c216c751c0b5f88a242bacae6subrata_modak int (*setupfunc) (); 99865695bbc89088b9526ea9045410e5afb70a985cplars} Test_cases[] = { 10056207cec7732e09c216c751c0b5f88a242bacae6subrata_modak { 10156207cec7732e09c216c751c0b5f88a242bacae6subrata_modak 1, 1, "Size is > sysconf(_SC_NGROUPS_MAX)", EINVAL, NULL}, { 10256207cec7732e09c216c751c0b5f88a242bacae6subrata_modak 0, 2, "Permission denied, not super-user", EPERM, setup1} 103865695bbc89088b9526ea9045410e5afb70a985cplars}; 104865695bbc89088b9526ea9045410e5afb70a985cplars 10556207cec7732e09c216c751c0b5f88a242bacae6subrata_modakint main(int ac, char **av) 106865695bbc89088b9526ea9045410e5afb70a985cplars{ 10789af32a63ce8a780ea39337339e14caae244b5a4Cyril Hrubis int lc; 108865695bbc89088b9526ea9045410e5afb70a985cplars int gidsetsize; /* total no. of groups */ 10989af32a63ce8a780ea39337339e14caae244b5a4Cyril Hrubis int i; 11056207cec7732e09c216c751c0b5f88a242bacae6subrata_modak char *test_desc; /* test specific error message */ 111a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew int ngroups_max = sysconf(_SC_NGROUPS_MAX); /* max no. of groups in the current system */ 112a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew 113d6d11d08678aac1ed2c370ea8e42e5f45aea07beCyril Hrubis tst_parse_opts(ac, av, NULL, NULL); 114bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 11534a572a6ffe28be84620023bdffba1522ce91299subrata_modak groups_list = malloc(ngroups_max * sizeof(GID_T)); 116a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew if (groups_list == NULL) { 117f4539c6840b09c0428fd9b30c02ac0e747a4f9efMarkos Chandras tst_brkm(TBROK, NULL, "malloc failed to alloc %zu errno " 11834a572a6ffe28be84620023bdffba1522ce91299subrata_modak " %d ", ngroups_max * sizeof(GID_T), errno); 119a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew } 120865695bbc89088b9526ea9045410e5afb70a985cplars 121865695bbc89088b9526ea9045410e5afb70a985cplars setup(); 122865695bbc89088b9526ea9045410e5afb70a985cplars 1234bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak for (lc = 0; TEST_LOOPING(lc); lc++) { 124865695bbc89088b9526ea9045410e5afb70a985cplars 125d59a659cd639ca2780b00049d102acd2a783d585Caspar Zhang tst_count = 0; 126865695bbc89088b9526ea9045410e5afb70a985cplars 127865695bbc89088b9526ea9045410e5afb70a985cplars for (i = 0; i < TST_TOTAL; i++) { 12856207cec7732e09c216c751c0b5f88a242bacae6subrata_modak if (Test_cases[i].setupfunc != NULL) { 1291ad845172048e19f8669f4f940296afe39c8f43eplars Test_cases[i].setupfunc(); 1301ad845172048e19f8669f4f940296afe39c8f43eplars } 1311ad845172048e19f8669f4f940296afe39c8f43eplars 132a1ac5aed10b1ff97bf1de7d61514955dac84b224robbiew gidsetsize = ngroups_max + Test_cases[i].gsize_add; 133865695bbc89088b9526ea9045410e5afb70a985cplars test_desc = Test_cases[i].desc; 13456207cec7732e09c216c751c0b5f88a242bacae6subrata_modak 135865695bbc89088b9526ea9045410e5afb70a985cplars /* 136865695bbc89088b9526ea9045410e5afb70a985cplars * Call setgroups() to test different test conditions 137865695bbc89088b9526ea9045410e5afb70a985cplars * verify that it fails with -1 return value and 138865695bbc89088b9526ea9045410e5afb70a985cplars * sets appropriate errno. 1394bb656a129f7507823e9e6d6b98b1a02fd80ef89subrata_modak */ 140ce0dffef2ec0eecc73722d97feb2f81feea093f3Stanislav Kholmanskikh TEST(SETGROUPS(cleanup, gidsetsize, groups_list)); 141bdbaec51a423e715c2b03ed9e497e9a1fba6103esubrata_modak 142865695bbc89088b9526ea9045410e5afb70a985cplars if (TEST_RETURN != -1) { 143923b23ff1fd1b77bd895949f9a6b4508c6485f33subrata_modak tst_resm(TFAIL, "setgroups(%d) returned %ld, " 14456207cec7732e09c216c751c0b5f88a242bacae6subrata_modak "expected -1, errno=%d", gidsetsize, 14556207cec7732e09c216c751c0b5f88a242bacae6subrata_modak TEST_RETURN, Test_cases[i].exp_errno); 146865695bbc89088b9526ea9045410e5afb70a985cplars continue; 147865695bbc89088b9526ea9045410e5afb70a985cplars } 148865695bbc89088b9526ea9045410e5afb70a985cplars 149865695bbc89088b9526ea9045410e5afb70a985cplars if (TEST_ERRNO == Test_cases[i].exp_errno) { 150865695bbc89088b9526ea9045410e5afb70a985cplars tst_resm(TPASS, 15156207cec7732e09c216c751c0b5f88a242bacae6subrata_modak "setgroups(%d) fails, %s, errno=%d", 15256207cec7732e09c216c751c0b5f88a242bacae6subrata_modak gidsetsize, test_desc, TEST_ERRNO); 153865695bbc89088b9526ea9045410e5afb70a985cplars } else { 154cff4af016805c764c391c473d4c95b999dcdf148vapier tst_resm(TFAIL, "setgroups(%d) fails, %s, " 15556207cec7732e09c216c751c0b5f88a242bacae6subrata_modak "errno=%d, expected errno=%d", 15656207cec7732e09c216c751c0b5f88a242bacae6subrata_modak gidsetsize, test_desc, TEST_ERRNO, 157865695bbc89088b9526ea9045410e5afb70a985cplars Test_cases[i].exp_errno); 158865695bbc89088b9526ea9045410e5afb70a985cplars } 1592c28215423293e443469a07ae7011135d058b671Garrett Cooper } 160865695bbc89088b9526ea9045410e5afb70a985cplars 1612c28215423293e443469a07ae7011135d058b671Garrett Cooper } 162865695bbc89088b9526ea9045410e5afb70a985cplars 163865695bbc89088b9526ea9045410e5afb70a985cplars cleanup(); 164865695bbc89088b9526ea9045410e5afb70a985cplars 16553740500924f6439623a8ac256b5be2d6c59ed1fGarrett Cooper tst_exit(); 166865695bbc89088b9526ea9045410e5afb70a985cplars} 167865695bbc89088b9526ea9045410e5afb70a985cplars 168865695bbc89088b9526ea9045410e5afb70a985cplars/* 169865695bbc89088b9526ea9045410e5afb70a985cplars * setup() - performs all ONE TIME setup for this test. 170865695bbc89088b9526ea9045410e5afb70a985cplars * 171865695bbc89088b9526ea9045410e5afb70a985cplars * Call individual test specific setup functions. 172865695bbc89088b9526ea9045410e5afb70a985cplars */ 173c57fba5535abf457e33dd7a986b6c512d95cdef6Mike Frysingervoid setup(void) 174865695bbc89088b9526ea9045410e5afb70a985cplars{ 175d1e794d62b1bf619df8390535e4c2a58899b1145Cyril Hrubis tst_require_root(); 1765901ff4b9d18b497eb72630f3b5654e14cb274f0robbiew 177865695bbc89088b9526ea9045410e5afb70a985cplars tst_sig(NOFORK, DEF_HANDLER, cleanup); 178865695bbc89088b9526ea9045410e5afb70a985cplars 179865695bbc89088b9526ea9045410e5afb70a985cplars TEST_PAUSE; 180865695bbc89088b9526ea9045410e5afb70a985cplars 181865695bbc89088b9526ea9045410e5afb70a985cplars} 182865695bbc89088b9526ea9045410e5afb70a985cplars 183865695bbc89088b9526ea9045410e5afb70a985cplars/* 184865695bbc89088b9526ea9045410e5afb70a985cplars * setup1 - Setup function to test setgroups() which returns -1 185865695bbc89088b9526ea9045410e5afb70a985cplars * and sets errno to EPERM. 186865695bbc89088b9526ea9045410e5afb70a985cplars * 187865695bbc89088b9526ea9045410e5afb70a985cplars * Get the user info. from /etc/passwd file. 188865695bbc89088b9526ea9045410e5afb70a985cplars * This function returns 0 on success. 189865695bbc89088b9526ea9045410e5afb70a985cplars */ 190c57fba5535abf457e33dd7a986b6c512d95cdef6Mike Frysingerint setup1(void) 191865695bbc89088b9526ea9045410e5afb70a985cplars{ 192865695bbc89088b9526ea9045410e5afb70a985cplars struct passwd *user_info; /* struct. to hold test user info */ 193865695bbc89088b9526ea9045410e5afb70a985cplars 1941ad845172048e19f8669f4f940296afe39c8f43eplars/* Switch to nobody user for correct error code collection */ 19556207cec7732e09c216c751c0b5f88a242bacae6subrata_modak ltpuser = getpwnam(nobody_uid); 19656207cec7732e09c216c751c0b5f88a242bacae6subrata_modak if (seteuid(ltpuser->pw_uid) == -1) { 19756207cec7732e09c216c751c0b5f88a242bacae6subrata_modak tst_resm(TINFO, "setreuid failed to " 19856207cec7732e09c216c751c0b5f88a242bacae6subrata_modak "to set the effective uid to %d", ltpuser->pw_uid); 19956207cec7732e09c216c751c0b5f88a242bacae6subrata_modak perror("setreuid"); 20056207cec7732e09c216c751c0b5f88a242bacae6subrata_modak } 2011ad845172048e19f8669f4f940296afe39c8f43eplars 202865695bbc89088b9526ea9045410e5afb70a985cplars if ((user_info = getpwnam(TESTUSER)) == NULL) { 203865695bbc89088b9526ea9045410e5afb70a985cplars tst_brkm(TFAIL, cleanup, "getpwnam(2) of %s Failed", TESTUSER); 204865695bbc89088b9526ea9045410e5afb70a985cplars } 20534a572a6ffe28be84620023bdffba1522ce91299subrata_modak 20607af28f5af06baac9f5a8e888272dbe491b2fd89subrata_modak if (!GID_SIZE_CHECK(user_info->pw_gid)) { 20734a572a6ffe28be84620023bdffba1522ce91299subrata_modak tst_brkm(TBROK, 20834a572a6ffe28be84620023bdffba1522ce91299subrata_modak cleanup, 20934a572a6ffe28be84620023bdffba1522ce91299subrata_modak "gid returned from getpwnam is too large for testing setgroups16"); 21034a572a6ffe28be84620023bdffba1522ce91299subrata_modak } 211865695bbc89088b9526ea9045410e5afb70a985cplars groups_list[0] = user_info->pw_gid; 212865695bbc89088b9526ea9045410e5afb70a985cplars return 0; 213865695bbc89088b9526ea9045410e5afb70a985cplars} 214865695bbc89088b9526ea9045410e5afb70a985cplars 215865695bbc89088b9526ea9045410e5afb70a985cplars/* 216865695bbc89088b9526ea9045410e5afb70a985cplars * cleanup() - performs all ONE TIME cleanup for this test at 217865695bbc89088b9526ea9045410e5afb70a985cplars * completion or premature exit. 218865695bbc89088b9526ea9045410e5afb70a985cplars */ 219c57fba5535abf457e33dd7a986b6c512d95cdef6Mike Frysingervoid cleanup(void) 220865695bbc89088b9526ea9045410e5afb70a985cplars{ 221865695bbc89088b9526ea9045410e5afb70a985cplars 222f4539c6840b09c0428fd9b30c02ac0e747a4f9efMarkos Chandras} 223