plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright (c) International Business Machines Corp., 2001 |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| 13 | * the GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
Wanlong Gao | 4548c6c | 2012-10-19 18:03:36 +0800 | [diff] [blame] | 17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 18 | */ |
| 19 | |
| 20 | /* |
| 21 | * NAME |
| 22 | * setsid01.c |
| 23 | * |
| 24 | * DESCRIPTION |
| 25 | * Test to check the error and trivial conditions in setsid system call |
| 26 | * |
| 27 | * USAGE |
| 28 | * setsid01 |
| 29 | * |
| 30 | * RESTRICTIONS |
| 31 | * This test doesn't follow good LTP format - PLEASE FIX! |
| 32 | */ |
robbiew | fa451a1 | 2003-03-27 20:52:36 +0000 | [diff] [blame] | 33 | #include <wait.h> |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 34 | #include <limits.h> |
| 35 | #include <signal.h> |
| 36 | #include <errno.h> |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 37 | #include <unistd.h> |
robbiew | fa451a1 | 2003-03-27 20:52:36 +0000 | [diff] [blame] | 38 | #include <sys/param.h> |
| 39 | #include <sys/types.h> |
| 40 | #include <sys/stat.h> |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 41 | #include "test.h" |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 42 | |
| 43 | #define INVAL_FLAG -1 |
| 44 | #define USER2 301 |
| 45 | #define INVAL_MAXGRP NGROUPS_MAX + 1 |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 46 | #define INVAL_USER 999999 |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 47 | #define INVAL_PID 999999 |
| 48 | |
| 49 | char *TCID = "setsid01"; |
| 50 | int TST_TOTAL = 1; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 51 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 52 | #ifdef UCLINUX |
| 53 | static char *argv0; |
| 54 | #endif |
| 55 | |
| 56 | void do_child_1(void); |
| 57 | void do_child_2(void); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 58 | void setup(void); |
| 59 | void cleanup(void); |
| 60 | |
robbiew | fa451a1 | 2003-03-27 20:52:36 +0000 | [diff] [blame] | 61 | int main(int ac, char **av) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 62 | { |
| 63 | int pid; |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 64 | int fail = 0; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 65 | int ret, status; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 66 | int exno = 0; |
| 67 | |
Cyril Hrubis | 89af32a | 2012-10-24 16:39:11 +0200 | [diff] [blame] | 68 | int lc; |
Cyril Hrubis | 0b9589f | 2014-05-27 17:40:33 +0200 | [diff] [blame] | 69 | const char *msg; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 70 | |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 71 | if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
Garrett Cooper | 60fa801 | 2010-11-22 13:50:58 -0800 | [diff] [blame] | 72 | tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 73 | #ifdef UCLINUX |
| 74 | argv0 = av[0]; |
| 75 | |
| 76 | maybe_run_child(&do_child_1, "n", 1); |
| 77 | maybe_run_child(&do_child_2, "n", 2); |
| 78 | #endif |
| 79 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 80 | /* |
| 81 | * perform global setup for the test |
| 82 | */ |
| 83 | setup(); |
| 84 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 85 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
| 86 | |
Caspar Zhang | d59a659 | 2013-03-07 14:59:12 +0800 | [diff] [blame] | 87 | /* reset tst_count in case we are looping */ |
| 88 | tst_count = 0; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 89 | |
| 90 | /* |
| 91 | * When the process group having forked of a child |
| 92 | * and then it attached itself to another process |
| 93 | * group and tries to setsid |
| 94 | */ |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 95 | pid = FORK_OR_VFORK(); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 96 | |
| 97 | if (pid == 0) { |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 98 | if ((pid = FORK_OR_VFORK()) == -1) { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 99 | tst_resm(TFAIL, "Fork failed"); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 100 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 101 | } |
| 102 | if (pid == 0) { |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 103 | #ifdef UCLINUX |
| 104 | if (self_exec(argv0, "n", 1) < 0) { |
| 105 | tst_resm(TFAIL, "self_exec failed"); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 106 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 107 | } |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 108 | #else |
| 109 | do_child_1(); |
| 110 | #endif |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 111 | } else { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 112 | if (setpgid(0, 0) < 0) { |
| 113 | tst_resm(TFAIL, |
| 114 | "setpgid(parent) failed: %s", |
| 115 | strerror(errno)); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 116 | fail = 1; |
| 117 | } |
| 118 | |
| 119 | if ((ret = wait(&status)) > 0) { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 120 | if (status != 0) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 121 | tst_resm(TFAIL, |
| 122 | "Test {%d} exited " |
| 123 | "status 0x%0x (wanted 0x0)", |
| 124 | ret, status); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 125 | fail = 1; |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | exit(0); |
| 130 | } else { |
| 131 | if ((ret = wait(&status)) > 0) { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 132 | if (status != 0) { |
vapier | 0b343cd | 2006-02-26 21:47:45 +0000 | [diff] [blame] | 133 | tst_resm(TFAIL, "Test {%d} exited " |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 134 | "status 0x%0x (wanted 0x0)", |
| 135 | ret, status); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 136 | fail = 1; |
| 137 | } |
| 138 | } |
| 139 | } |
| 140 | |
vapier | 0b343cd | 2006-02-26 21:47:45 +0000 | [diff] [blame] | 141 | if (!(fail || exno)) { |
| 142 | tst_resm(TPASS, "all misc tests passed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 143 | } |
| 144 | } |
| 145 | cleanup(); |
Garrett Cooper | 1e6f5a6 | 2010-12-19 09:58:10 -0800 | [diff] [blame] | 146 | tst_exit(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 147 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | /* |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 151 | * do_child_1() |
| 152 | */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 153 | void do_child_1(void) |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 154 | { |
| 155 | int exno = 0; |
| 156 | int retval, ret, status; |
| 157 | int pid; |
| 158 | |
| 159 | sleep(1); |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 160 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 161 | if (setpgid(0, 0) < 0) { |
vapier | ea3adb9 | 2006-02-26 21:41:05 +0000 | [diff] [blame] | 162 | tst_resm(TFAIL, "setpgid(0,0) failed: %s", strerror(errno)); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 163 | exno = 1; |
| 164 | } |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 165 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 166 | if ((pid = FORK_OR_VFORK()) == -1) { |
Cyril Hrubis | 526fdf8 | 2014-12-04 14:35:01 +0100 | [diff] [blame] | 167 | tst_brkm(TFAIL, NULL, "Fork failed"); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 168 | } |
| 169 | if (pid == 0) { |
| 170 | #ifdef UCLINUX |
| 171 | if (self_exec(argv0, "n", 2) < 0) { |
Cyril Hrubis | 526fdf8 | 2014-12-04 14:35:01 +0100 | [diff] [blame] | 172 | tst_brkm(TFAIL, NULL, "self_exec failed"); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 173 | } |
| 174 | #else |
| 175 | do_child_2(); |
| 176 | #endif |
| 177 | } else { |
| 178 | retval = setpgid(0, getppid()); |
| 179 | if (retval < 0) { |
| 180 | tst_resm(TFAIL, "setpgid failed, errno :%d", errno); |
| 181 | exno = 2; |
| 182 | } |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 183 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 184 | retval = setsid(); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 185 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 186 | if (errno == EPERM) { |
| 187 | tst_resm(TPASS, "setsid SUCCESS to set " |
| 188 | "errno to EPERM"); |
| 189 | } else { |
| 190 | tst_resm(TFAIL, "setsid failed, expected %d," |
| 191 | "return %d", -1, errno); |
| 192 | exno = 3; |
| 193 | } |
| 194 | kill(pid, SIGKILL); |
| 195 | if ((ret = wait(&status)) > 0) { |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 196 | if (status != 9) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 197 | tst_resm(TFAIL, |
| 198 | "Test {%d} exited status 0x%-x (wanted 0x9)", |
| 199 | ret, status); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 200 | exno = 4; |
| 201 | } |
| 202 | } |
| 203 | } |
| 204 | exit(exno); |
| 205 | } |
| 206 | |
| 207 | /* |
| 208 | * do_child_2() |
| 209 | */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 210 | void do_child_2(void) |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 211 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 212 | for (;;) ; |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | /* |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 216 | * setup() - performs all ONE TIME setup for this test |
| 217 | */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 218 | void setup(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 219 | { |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 220 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 221 | tst_sig(FORK, DEF_HANDLER, cleanup); |
| 222 | |
| 223 | umask(0); |
| 224 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 225 | TEST_PAUSE; |
| 226 | } |
| 227 | |
| 228 | /* |
| 229 | * cleanup() - performs all the ONE TIME cleanup for this test at completion |
| 230 | * or premature exit |
| 231 | */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 232 | void cleanup(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 233 | { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 234 | |
Chris Dearman | ec6edca | 2012-10-17 19:54:01 -0700 | [diff] [blame] | 235 | } |