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 20865695bbc89088b9526ea9045410e5afb70a985cplars/* 21865695bbc89088b9526ea9045410e5afb70a985cplars * NAME 22865695bbc89088b9526ea9045410e5afb70a985cplars * kill06.c 23865695bbc89088b9526ea9045410e5afb70a985cplars * 24865695bbc89088b9526ea9045410e5afb70a985cplars * DESCRIPTION 25865695bbc89088b9526ea9045410e5afb70a985cplars * Test case to check the basic functionality of kill() when killing an 26865695bbc89088b9526ea9045410e5afb70a985cplars * entire process group with a negative pid. 27865695bbc89088b9526ea9045410e5afb70a985cplars * 28865695bbc89088b9526ea9045410e5afb70a985cplars * ALGORITHM 29865695bbc89088b9526ea9045410e5afb70a985cplars * call setup 30865695bbc89088b9526ea9045410e5afb70a985cplars * loop if the -i option was given 31865695bbc89088b9526ea9045410e5afb70a985cplars * fork 5 children 32865695bbc89088b9526ea9045410e5afb70a985cplars * execute the kill system call 33865695bbc89088b9526ea9045410e5afb70a985cplars * check the return value 34865695bbc89088b9526ea9045410e5afb70a985cplars * if return value is -1 35865695bbc89088b9526ea9045410e5afb70a985cplars * issue a FAIL message, break remaining tests and cleanup 36865695bbc89088b9526ea9045410e5afb70a985cplars * if we are doing functional testing 37865695bbc89088b9526ea9045410e5afb70a985cplars * if the processes were terminated with the expected signal. 38865695bbc89088b9526ea9045410e5afb70a985cplars * issue a PASS message 39865695bbc89088b9526ea9045410e5afb70a985cplars * otherwise 40865695bbc89088b9526ea9045410e5afb70a985cplars * issue a FAIL message 41865695bbc89088b9526ea9045410e5afb70a985cplars * call cleanup 42865695bbc89088b9526ea9045410e5afb70a985cplars * 43865695bbc89088b9526ea9045410e5afb70a985cplars * USAGE 44865695bbc89088b9526ea9045410e5afb70a985cplars * kill06 [-c n] [-f] [-i n] [-I x] [-P x] [-t] 45865695bbc89088b9526ea9045410e5afb70a985cplars * where, -c n : Run n copies concurrently. 46865695bbc89088b9526ea9045410e5afb70a985cplars * -f : Turn off functionality Testing. 47865695bbc89088b9526ea9045410e5afb70a985cplars * -i n : Execute test n times. 48865695bbc89088b9526ea9045410e5afb70a985cplars * -I x : Execute test for x seconds. 49865695bbc89088b9526ea9045410e5afb70a985cplars * -P x : Pause for x seconds between iterations. 50865695bbc89088b9526ea9045410e5afb70a985cplars * -t : Turn on syscall timing. 51865695bbc89088b9526ea9045410e5afb70a985cplars * 52865695bbc89088b9526ea9045410e5afb70a985cplars * HISTORY 53865695bbc89088b9526ea9045410e5afb70a985cplars * 07/2001 Ported by Wayne Boyer 54865695bbc89088b9526ea9045410e5afb70a985cplars * 55865695bbc89088b9526ea9045410e5afb70a985cplars * RESTRICTIONS 56865695bbc89088b9526ea9045410e5afb70a985cplars * This test should be run as a non-root user. 57865695bbc89088b9526ea9045410e5afb70a985cplars */ 58865695bbc89088b9526ea9045410e5afb70a985cplars 59865695bbc89088b9526ea9045410e5afb70a985cplars#include "test.h" 60865695bbc89088b9526ea9045410e5afb70a985cplars 61865695bbc89088b9526ea9045410e5afb70a985cplars#include <signal.h> 62865695bbc89088b9526ea9045410e5afb70a985cplars#include <errno.h> 63865695bbc89088b9526ea9045410e5afb70a985cplars#include <sys/wait.h> 64865695bbc89088b9526ea9045410e5afb70a985cplars 65865695bbc89088b9526ea9045410e5afb70a985cplarsvoid cleanup(void); 66865695bbc89088b9526ea9045410e5afb70a985cplarsvoid setup(void); 67d34d581c6a320e356a6cda923c7aa399479e812crobbiewvoid do_child(void); 68865695bbc89088b9526ea9045410e5afb70a985cplars 6956207cec7732e09c216c751c0b5f88a242bacae6subrata_modakchar *TCID = "kill06"; 70865695bbc89088b9526ea9045410e5afb70a985cplarsint TST_TOTAL = 1; 71865695bbc89088b9526ea9045410e5afb70a985cplars 72865695bbc89088b9526ea9045410e5afb70a985cplars#define TEST_SIG SIGKILL 73865695bbc89088b9526ea9045410e5afb70a985cplars 74b8360ee9a4b3e0ae1707116f48bfdbcee9ba2dberobbiewint main(int ac, char **av) 75865695bbc89088b9526ea9045410e5afb70a985cplars{ 7689af32a63ce8a780ea39337339e14caae244b5a4Cyril Hrubis int lc; 77865695bbc89088b9526ea9045410e5afb70a985cplars pid_t pid1, pid2; 78865695bbc89088b9526ea9045410e5afb70a985cplars int exno, status, nsig, i; 79865695bbc89088b9526ea9045410e5afb70a985cplars 80d6d11d08678aac1ed2c370ea8e42e5f45aea07beCyril Hrubis tst_parse_opts(ac, av, NULL, NULL); 81d34d581c6a320e356a6cda923c7aa399479e812crobbiew#ifdef UCLINUX 82d34d581c6a320e356a6cda923c7aa399479e812crobbiew maybe_run_child(&do_child, ""); 83d34d581c6a320e356a6cda923c7aa399479e812crobbiew#endif 84d34d581c6a320e356a6cda923c7aa399479e812crobbiew 8556207cec7732e09c216c751c0b5f88a242bacae6subrata_modak setup(); /* global setup */ 86865695bbc89088b9526ea9045410e5afb70a985cplars 87865695bbc89088b9526ea9045410e5afb70a985cplars /* The following loop checks looping state if -i option given */ 88865695bbc89088b9526ea9045410e5afb70a985cplars for (lc = 0; TEST_LOOPING(lc); lc++) { 89865695bbc89088b9526ea9045410e5afb70a985cplars 90d59a659cd639ca2780b00049d102acd2a783d585Caspar Zhang /* reset tst_count in case we are looping */ 91d59a659cd639ca2780b00049d102acd2a783d585Caspar Zhang tst_count = 0; 92865695bbc89088b9526ea9045410e5afb70a985cplars status = 1; 93865695bbc89088b9526ea9045410e5afb70a985cplars exno = 1; 94865695bbc89088b9526ea9045410e5afb70a985cplars 95865695bbc89088b9526ea9045410e5afb70a985cplars /* Fork a process and set the process group so that */ 96865695bbc89088b9526ea9045410e5afb70a985cplars /* it is different from this one. Fork 5 more children. */ 97865695bbc89088b9526ea9045410e5afb70a985cplars 98d34d581c6a320e356a6cda923c7aa399479e812crobbiew pid1 = FORK_OR_VFORK(); 99865695bbc89088b9526ea9045410e5afb70a985cplars if (pid1 < 0) { 100865695bbc89088b9526ea9045410e5afb70a985cplars tst_brkm(TBROK, cleanup, "Fork of first child failed"); 101865695bbc89088b9526ea9045410e5afb70a985cplars } else if (pid1 == 0) { 102865695bbc89088b9526ea9045410e5afb70a985cplars setpgrp(); 103865695bbc89088b9526ea9045410e5afb70a985cplars for (i = 0; i < 5; i++) { 104d34d581c6a320e356a6cda923c7aa399479e812crobbiew pid2 = FORK_OR_VFORK(); 105865695bbc89088b9526ea9045410e5afb70a985cplars if (pid2 < 0) { 106865695bbc89088b9526ea9045410e5afb70a985cplars tst_brkm(TBROK, cleanup, "Fork failed"); 107865695bbc89088b9526ea9045410e5afb70a985cplars } else if (pid2 == 0) { 108d34d581c6a320e356a6cda923c7aa399479e812crobbiew#ifdef UCLINUX 109d34d581c6a320e356a6cda923c7aa399479e812crobbiew if (self_exec(av[0], "") < 0) { 110d34d581c6a320e356a6cda923c7aa399479e812crobbiew tst_brkm(TBROK, cleanup, 111d34d581c6a320e356a6cda923c7aa399479e812crobbiew "self_exec of " 112d34d581c6a320e356a6cda923c7aa399479e812crobbiew "child failed"); 113d34d581c6a320e356a6cda923c7aa399479e812crobbiew } 114d34d581c6a320e356a6cda923c7aa399479e812crobbiew#else 115d34d581c6a320e356a6cda923c7aa399479e812crobbiew do_child(); 116d34d581c6a320e356a6cda923c7aa399479e812crobbiew#endif 117865695bbc89088b9526ea9045410e5afb70a985cplars } 118865695bbc89088b9526ea9045410e5afb70a985cplars } 119865695bbc89088b9526ea9045410e5afb70a985cplars /* Kill all processes in this process group */ 1201f3a6977465e71fe3e135b931e467c05038d4d96subrata_modak TEST(kill(-getpgrp(), TEST_SIG)); 121865695bbc89088b9526ea9045410e5afb70a985cplars sleep(300); 1222c28215423293e443469a07ae7011135d058b671Garrett Cooper 123354ebb48db8e66a853a58379a4808d5dcd1ceac3Wanlong Gao tst_resm(TINFO, "%d never recieved a" 124354ebb48db8e66a853a58379a4808d5dcd1ceac3Wanlong Gao " signal", getpid()); 125865695bbc89088b9526ea9045410e5afb70a985cplars exit(exno); 126865695bbc89088b9526ea9045410e5afb70a985cplars } else { 127865695bbc89088b9526ea9045410e5afb70a985cplars waitpid(pid1, &status, 0); 128865695bbc89088b9526ea9045410e5afb70a985cplars if (TEST_RETURN != 0) { 129865695bbc89088b9526ea9045410e5afb70a985cplars tst_brkm(TFAIL, cleanup, "%s failed - errno = " 13056207cec7732e09c216c751c0b5f88a242bacae6subrata_modak "%d : %s", TCID, TEST_ERRNO, 13156207cec7732e09c216c751c0b5f88a242bacae6subrata_modak strerror(TEST_ERRNO)); 132865695bbc89088b9526ea9045410e5afb70a985cplars } 133865695bbc89088b9526ea9045410e5afb70a985cplars } 134865695bbc89088b9526ea9045410e5afb70a985cplars 135e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis /* 136e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis * Check to see if the process was terminated with the 137e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis * expected signal. 138e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis */ 139e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis nsig = WTERMSIG(status); 140e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis if (!nsig) { 141e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis tst_resm(TFAIL, "Did not receive any signal"); 142e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis } else if (nsig == TEST_SIG) { 143e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis tst_resm(TPASS, "received expected signal %d", 144e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis nsig); 145e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis } else { 146e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis tst_resm(TFAIL, 147e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis "expected signal %d received %d", 148e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis TEST_SIG, nsig); 149865695bbc89088b9526ea9045410e5afb70a985cplars } 150865695bbc89088b9526ea9045410e5afb70a985cplars } 151865695bbc89088b9526ea9045410e5afb70a985cplars 152e38b961c385192f0d804914b77bd590734b42e75Cyril Hrubis cleanup(); 1537d0a4a57fbcd47f72b67c08df532e8ef47f6fdaeGarrett Cooper tst_exit(); 154865695bbc89088b9526ea9045410e5afb70a985cplars} 155865695bbc89088b9526ea9045410e5afb70a985cplars 156d34d581c6a320e356a6cda923c7aa399479e812crobbiew/* 157d34d581c6a320e356a6cda923c7aa399479e812crobbiew * do_child() 158d34d581c6a320e356a6cda923c7aa399479e812crobbiew */ 159c57fba5535abf457e33dd7a986b6c512d95cdef6Mike Frysingervoid do_child(void) 160d34d581c6a320e356a6cda923c7aa399479e812crobbiew{ 161d34d581c6a320e356a6cda923c7aa399479e812crobbiew int exno = 1; 162d34d581c6a320e356a6cda923c7aa399479e812crobbiew 163d34d581c6a320e356a6cda923c7aa399479e812crobbiew sleep(299); 1642c28215423293e443469a07ae7011135d058b671Garrett Cooper 165354ebb48db8e66a853a58379a4808d5dcd1ceac3Wanlong Gao tst_resm(TINFO, "%d never recieved a" " signal", getpid()); 166d34d581c6a320e356a6cda923c7aa399479e812crobbiew exit(exno); 167d34d581c6a320e356a6cda923c7aa399479e812crobbiew} 168865695bbc89088b9526ea9045410e5afb70a985cplars 169865695bbc89088b9526ea9045410e5afb70a985cplars/* 170865695bbc89088b9526ea9045410e5afb70a985cplars * setup() - performs all ONE TIME setup for this test 171865695bbc89088b9526ea9045410e5afb70a985cplars */ 17256207cec7732e09c216c751c0b5f88a242bacae6subrata_modakvoid setup(void) 173865695bbc89088b9526ea9045410e5afb70a985cplars{ 174865695bbc89088b9526ea9045410e5afb70a985cplars /* Setup default signal handling */ 175865695bbc89088b9526ea9045410e5afb70a985cplars tst_sig(FORK, DEF_HANDLER, cleanup); 176865695bbc89088b9526ea9045410e5afb70a985cplars 177865695bbc89088b9526ea9045410e5afb70a985cplars TEST_PAUSE; 178865695bbc89088b9526ea9045410e5afb70a985cplars} 179865695bbc89088b9526ea9045410e5afb70a985cplars 180865695bbc89088b9526ea9045410e5afb70a985cplars/* 181865695bbc89088b9526ea9045410e5afb70a985cplars * cleanup() - performs all the ONE TIME cleanup for this test at completion 182865695bbc89088b9526ea9045410e5afb70a985cplars * or premature exit. 183865695bbc89088b9526ea9045410e5afb70a985cplars */ 18456207cec7732e09c216c751c0b5f88a242bacae6subrata_modakvoid cleanup(void) 185865695bbc89088b9526ea9045410e5afb70a985cplars{ 186865695bbc89088b9526ea9045410e5afb70a985cplars 187ec6edca7aa42b6affd989ef91b5897f96795e40fChris Dearman} 188