robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright (c) International Business Machines Corp., 2002 |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 4 | * Copyright (c) Cyril Hrubis chrubis@suse.cz 2009 |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| 14 | * the GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
Wanlong Gao | 4548c6c | 2012-10-19 18:03:36 +0800 | [diff] [blame] | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 19 | */ |
| 20 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 21 | /* |
| 22 | * NAME |
| 23 | * ftest02.c -- test inode things (ported from SPIE section2, filesuite, by Airong Zhang) |
| 24 | * |
| 25 | * CALLS |
| 26 | * open, close, read, write, lseek, |
| 27 | * unlink, chdir |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 28 | * |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 29 | * |
| 30 | * ALGORITHM |
| 31 | * |
| 32 | * |
| 33 | * ftest02 [-f tmpdirname] nchild iterations [partition] |
| 34 | * |
| 35 | * This forks some child processes, they do some random operations |
| 36 | * which use lots of directory operations. |
| 37 | * |
| 38 | * RESTRICTIONS |
| 39 | * Runs a long time with default args - can take others on input |
| 40 | * line. Use with "term mode". |
| 41 | * If run on vax the ftruncate will not be random - will always go to |
| 42 | * start of file. NOTE: produces a very high load average!! |
| 43 | * |
| 44 | */ |
| 45 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 46 | #include <stdio.h> |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 47 | #include <sys/types.h> |
| 48 | #include <sys/param.h> |
| 49 | #include <sys/wait.h> |
| 50 | #include <fcntl.h> |
| 51 | #include <sys/stat.h> |
vapier | f81795e | 2006-02-15 06:28:58 +0000 | [diff] [blame] | 52 | #include <errno.h> |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 53 | #include <sys/mount.h> |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 54 | #include <signal.h> |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 55 | #include <unistd.h> |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 56 | #include "test.h" |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 57 | #include "libftest.h" |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 58 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 59 | #define MAXCHILD 25 |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 60 | #define K_1 1024 |
| 61 | #define K_2 2048 |
| 62 | #define K_4 4096 |
| 63 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 64 | char *TCID = "ftest02"; |
| 65 | int TST_TOTAL = 1; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 66 | |
| 67 | #define PASSED 1 |
| 68 | #define FAILED 0 |
| 69 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 70 | static void crfile(int, int); |
| 71 | static void unlfile(int, int); |
| 72 | static void fussdir(int, int); |
| 73 | static void dotest(int, int); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 74 | static void dowarn(int, char *, char *); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 75 | static void term(int sig); |
| 76 | static void cleanup(void); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 77 | |
| 78 | #define M (1024*1024) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 79 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 80 | static int iterations; |
| 81 | static int nchild; |
| 82 | static int parent_pid; |
| 83 | static int pidlist[MAXCHILD]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 84 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 85 | static char homedir[MAXPATHLEN]; |
| 86 | static char dirname[MAXPATHLEN]; |
| 87 | static char tmpname[MAXPATHLEN]; |
| 88 | static int dirlen; |
| 89 | static int mnt = 0; |
| 90 | static char startdir[MAXPATHLEN], mntpoint[MAXPATHLEN]; |
| 91 | static char *partition; |
| 92 | static char *cwd; |
| 93 | static char *fstyp; |
| 94 | static int local_flag; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 95 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 96 | int main(void) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 97 | { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 98 | int k, j, pid, child, status, count; |
| 99 | char name[128]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 100 | |
| 101 | /* |
| 102 | * Default values for run conditions. |
| 103 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 104 | iterations = 50; |
| 105 | nchild = 5; |
| 106 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 107 | if (signal(SIGTERM, term) == SIG_ERR) { |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 108 | tst_resm(TFAIL, "first signal failed"); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 109 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 110 | } |
| 111 | |
| 112 | /* |
| 113 | * Make a directory to do this in; ignore error if already exists. |
| 114 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 115 | local_flag = PASSED; |
| 116 | parent_pid = getpid(); |
| 117 | tst_tmpdir(); |
| 118 | |
| 119 | if (!startdir[0]) { |
| 120 | if (getcwd(startdir, MAXPATHLEN) == NULL) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 121 | tst_resm(TBROK, "getcwd failed"); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 122 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 123 | } |
| 124 | } |
| 125 | cwd = startdir; |
| 126 | strcat(dirname, cwd); |
| 127 | sprintf(tmpname, "/ftest02.%d", getpid()); |
| 128 | strcat(dirname, tmpname); |
| 129 | strcat(homedir, cwd); |
| 130 | sprintf(tmpname, "/ftest02h.%d", getpid()); |
| 131 | strcat(homedir, tmpname); |
| 132 | |
| 133 | mkdir(dirname, 0755); |
| 134 | mkdir(homedir, 0755); |
| 135 | if (chdir(dirname) < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 136 | tst_resm(TBROK, "\tCan't chdir(%s), error %d.", dirname, errno); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 137 | cleanup(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 138 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 139 | } |
| 140 | dirlen = strlen(dirname); |
| 141 | if (chdir(homedir) < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 142 | tst_resm(TBROK, "\tCan't chdir(%s), error %d.", homedir, errno); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 143 | cleanup(); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 144 | |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 145 | } |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 146 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 147 | for (k = 0; k < nchild; k++) { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 148 | if ((child = fork()) == 0) { |
| 149 | dotest(k, iterations); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 150 | exit(0); |
| 151 | } |
| 152 | if (child < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 153 | tst_brkm(TBROK | TERRNO, cleanup, "fork failed"); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 154 | } |
| 155 | pidlist[k] = child; |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 156 | } |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 157 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 158 | /* |
| 159 | * Wait for children to finish. |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 160 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 161 | count = 0; |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 162 | while ((child = wait(&status)) > 0) { |
vapier | af64a87 | 2006-02-15 06:47:36 +0000 | [diff] [blame] | 163 | //tst_resm(TINFO,"Test{%d} exited status = 0x%x", child, status); |
| 164 | //tst_resm(TINFO,"status is %d",status); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 165 | if (status) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 166 | tst_resm(TFAIL, "Test{%d} failed, expected 0 exit.", |
| 167 | child); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 168 | local_flag = FAILED; |
| 169 | } |
| 170 | ++count; |
| 171 | } |
| 172 | |
| 173 | /* |
| 174 | * Should have collected all children. |
| 175 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 176 | if (count != nchild) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 177 | tst_resm(TFAIL, "Wrong # children waited on, count = %d", |
| 178 | count); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 179 | local_flag = FAILED; |
| 180 | } |
| 181 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 182 | if (local_flag == FAILED) |
vapier | af64a87 | 2006-02-15 06:47:36 +0000 | [diff] [blame] | 183 | tst_resm(TFAIL, "Test failed in fork-wait part."); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 184 | else |
vapier | af64a87 | 2006-02-15 06:47:36 +0000 | [diff] [blame] | 185 | tst_resm(TPASS, "Test passed in fork-wait part."); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 186 | |
| 187 | if (iterations > 26) |
| 188 | iterations = 26; |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 189 | |
| 190 | for (k = 0; k < nchild; k++) |
| 191 | for (j = 0; j < iterations + 1; j++) { |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 192 | ft_mkname(name, dirname, k, j); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 193 | rmdir(name); |
| 194 | unlink(name); |
| 195 | } |
| 196 | |
| 197 | chdir(startdir); |
| 198 | |
| 199 | pid = fork(); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 200 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 201 | if (pid < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 202 | tst_brkm(TBROK | TERRNO, cleanup, "fork failed"); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 203 | } |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 204 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 205 | if (pid == 0) { |
robbiew | 7fdd514 | 2005-02-07 19:39:54 +0000 | [diff] [blame] | 206 | execl("/bin/rm", "rm", "-rf", homedir, NULL); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 207 | exit(1); |
| 208 | } else |
| 209 | wait(&status); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 210 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 211 | if (status) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 212 | tst_resm(TINFO, |
| 213 | "CAUTION - ftest02, '%s' may not have been removed.", |
| 214 | homedir); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 215 | |
| 216 | pid = fork(); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 217 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 218 | if (pid < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 219 | tst_brkm(TBROK | TERRNO, cleanup, "fork failed"); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 220 | } |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 221 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 222 | if (pid == 0) { |
robbiew | 7fdd514 | 2005-02-07 19:39:54 +0000 | [diff] [blame] | 223 | execl("/bin/rm", "rm", "-rf", dirname, NULL); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 224 | exit(1); |
| 225 | } else |
| 226 | wait(&status); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 227 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 228 | if (status) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 229 | tst_resm(TINFO, |
| 230 | "CAUTION - ftest02, '%s' may not have been removed.", |
| 231 | dirname); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 232 | } |
| 233 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 234 | sync(); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 235 | |
| 236 | cleanup(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 237 | |
Garrett Cooper | 7d716be | 2010-12-19 07:44:35 -0800 | [diff] [blame] | 238 | tst_exit(); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 239 | } |
| 240 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 241 | #define warn(val,m1,m2) if ((val) < 0) dowarn(me,m1,m2) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 242 | |
| 243 | /* |
| 244 | * crfile() |
| 245 | * Create a file and write something into it. |
| 246 | */ |
| 247 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 248 | char crmsg[] = "Gee, let's write something in the file!\n"; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 249 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 250 | static void crfile(int me, int count) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 251 | { |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 252 | int fd, val; |
Garrett Cooper | fde5772 | 2010-08-16 23:37:16 -0700 | [diff] [blame] | 253 | char fname[MAXPATHLEN], buf[MAXPATHLEN]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 254 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 255 | ft_mkname(fname, dirname, me, count); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 256 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 257 | fd = open(fname, O_RDWR | O_CREAT | O_TRUNC, 0666); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 258 | if (fd < 0 && errno == EISDIR) { |
| 259 | val = rmdir(fname); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 260 | warn(val, "rmdir", fname); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 261 | fd = open(fname, O_RDWR | O_CREAT | O_TRUNC, 0666); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 262 | } |
| 263 | warn(fd, "creating", fname); |
| 264 | |
| 265 | val = lseek(fd, (rand() % M), 0); |
| 266 | warn(val, "lseek", 0); |
| 267 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 268 | val = write(fd, crmsg, sizeof(crmsg) - 1); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 269 | warn(val, "write", 0); |
| 270 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 271 | val = lseek(fd, -(sizeof(crmsg) - 1), 1); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 272 | warn(val, "lseek", 0); |
| 273 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 274 | val = read(fd, buf, sizeof(crmsg) - 1); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 275 | warn(val, "read", 0); |
| 276 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 277 | if (strncmp(crmsg, buf, sizeof(crmsg) - 1)) |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 278 | dowarn(me, "compare", 0); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 279 | |
| 280 | val = close(fd); |
| 281 | warn(val, "close", 0); |
| 282 | } |
| 283 | |
| 284 | /* |
| 285 | * unlfile() |
| 286 | * Unlink some of the files. |
| 287 | */ |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 288 | static void unlfile(int me, int count) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 289 | { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 290 | int i; |
| 291 | int val; |
| 292 | char fname[MAXPATHLEN]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 293 | |
| 294 | i = count - 10; |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 295 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 296 | if (i < 0) |
| 297 | i = 0; |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 298 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 299 | for (; i < count; i++) { |
| 300 | ft_mkname(fname, dirname, me, i); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 301 | val = rmdir(fname); |
Garrett Cooper | 8fb1cdb | 2010-11-28 22:56:35 -0800 | [diff] [blame] | 302 | if (val < 0) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 303 | val = unlink(fname); |
| 304 | if (val == 0 || errno == ENOENT) |
| 305 | continue; |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 306 | dowarn(me, "unlink", fname); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 307 | } |
| 308 | } |
| 309 | |
| 310 | /* |
| 311 | * fussdir() |
| 312 | * Make a directory, put stuff in it, remove it, and remove directory. |
| 313 | * |
| 314 | * Randomly leave the directory there. |
| 315 | */ |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 316 | static void fussdir(int me, int count) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 317 | { |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 318 | int val; |
Garrett Cooper | fde5772 | 2010-08-16 23:37:16 -0700 | [diff] [blame] | 319 | char dir[MAXPATHLEN], fname[MAXPATHLEN], savedir[MAXPATHLEN]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 320 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 321 | ft_mkname(dir, dirname, me, count); |
| 322 | rmdir(dir); |
| 323 | unlink(dir); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 324 | |
| 325 | val = mkdir(dir, 0755); |
| 326 | warn(val, "mkdir", dir); |
| 327 | |
| 328 | /* |
| 329 | * Arrange to create files in the directory. |
| 330 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 331 | strcpy(savedir, dirname); |
| 332 | strcpy(dirname, ""); |
| 333 | |
| 334 | val = chdir(dir); |
| 335 | warn(val, "chdir", dir); |
| 336 | |
| 337 | crfile(me, count); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 338 | crfile(me, count + 1); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 339 | |
| 340 | val = chdir(".."); |
| 341 | warn(val, "chdir", ".."); |
| 342 | |
| 343 | val = rmdir(dir); |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 344 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 345 | if (val >= 0) { |
Cyril Hrubis | 526fdf8 | 2014-12-04 14:35:01 +0100 | [diff] [blame] | 346 | tst_brkm(TFAIL, NULL, |
| 347 | "Test[%d]: rmdir of non-empty %s succeeds!", me, |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 348 | dir); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | val = chdir(dir); |
| 352 | warn(val, "chdir", dir); |
| 353 | |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 354 | ft_mkname(fname, dirname, me, count); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 355 | val = unlink(fname); |
| 356 | warn(val, "unlink", fname); |
| 357 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 358 | ft_mkname(fname, dirname, me, count + 1); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 359 | val = unlink(fname); |
| 360 | warn(val, "unlink", fname); |
| 361 | |
| 362 | val = chdir(homedir); |
| 363 | warn(val, "chdir", homedir); |
| 364 | |
| 365 | if (rand() & 0x01) { |
| 366 | val = rmdir(dir); |
| 367 | warn(val, "rmdir", dir); |
| 368 | } |
| 369 | |
| 370 | strcpy(dirname, savedir); |
| 371 | } |
| 372 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 373 | /* |
| 374 | * dotest() |
| 375 | * Children execute this. |
| 376 | * |
| 377 | * Randomly do an inode thing; loop for # iterations. |
| 378 | */ |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 379 | #define THING(p) {p, "p"} |
| 380 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 381 | struct ino_thing { |
| 382 | void (*it_proc) (); |
| 383 | char *it_name; |
| 384 | } ino_thing[] = { |
| 385 | THING(crfile), THING(unlfile), THING(fussdir), THING(sync),}; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 386 | |
| 387 | #define NTHING (sizeof(ino_thing) / sizeof(ino_thing[0])) |
| 388 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 389 | int thing_cnt[NTHING]; |
| 390 | int thing_last[NTHING]; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 391 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 392 | static void dotest(int me, int count) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 393 | { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 394 | int i, thing; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 395 | |
vapier | af64a87 | 2006-02-15 06:47:36 +0000 | [diff] [blame] | 396 | //tst_resm(TINFO,"Test %d pid %d starting.", me, getpid()); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 397 | |
| 398 | srand(getpid()); |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 399 | |
| 400 | for (i = 0; i < count; i++) { |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 401 | thing = (rand() >> 3) % NTHING; |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 402 | (*ino_thing[thing].it_proc) (me, i, ino_thing[thing].it_name); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 403 | ++thing_cnt[thing]; |
| 404 | } |
| 405 | |
vapier | af64a87 | 2006-02-15 06:47:36 +0000 | [diff] [blame] | 406 | //tst_resm(TINFO,"Test %d pid %d exiting.", me, getpid()); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 407 | } |
| 408 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 409 | static void dowarn(int me, char *m1, char *m2) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 410 | { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 411 | int err = errno; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 412 | |
Cyril Hrubis | 526fdf8 | 2014-12-04 14:35:01 +0100 | [diff] [blame] | 413 | tst_brkm(TBROK, NULL, "Test[%d]: error %d on %s %s", |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 414 | me, err, m1, (m2 ? m2 : "")); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 415 | } |
| 416 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 417 | /* |
| 418 | * SIGTERM signal handler. |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 419 | */ |
subrata_modak | 04f47a1 | 2009-09-18 17:44:08 +0000 | [diff] [blame] | 420 | static void term(int sig LTP_ATTRIBUTE_UNUSED) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 421 | { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 422 | int i; |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 423 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 424 | if (parent_pid == getpid()) { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 425 | for (i = 0; i < nchild; i++) |
| 426 | if (pidlist[i]) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 427 | kill(pidlist[i], SIGTERM); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 428 | return; |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 429 | } |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 430 | |
Cyril Hrubis | 526fdf8 | 2014-12-04 14:35:01 +0100 | [diff] [blame] | 431 | tst_brkm(TBROK, NULL, "Child process exiting."); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 432 | } |
| 433 | |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 434 | static void cleanup(void) |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 435 | { |
| 436 | char mount_buffer[1024]; |
| 437 | |
| 438 | if (mnt == 1) { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 439 | |
| 440 | if (chdir(startdir) < 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 441 | tst_resm(TBROK, "Could not change to %s ", startdir); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 442 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 443 | if (!strcmp(fstyp, "cfs")) { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 444 | |
| 445 | sprintf(mount_buffer, "/bin/umount %s", partition); |
| 446 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 447 | if (system(mount_buffer) != 0) { |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 448 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 449 | tst_resm(TBROK, "Unable to unmount %s from %s ", |
| 450 | partition, mntpoint); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 451 | |
| 452 | if (umount(partition)) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 453 | tst_resm(TBROK, |
| 454 | "Unable to unmount %s from %s ", |
| 455 | partition, mntpoint); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 456 | else |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 457 | tst_resm(TINFO, |
| 458 | "Forced umount for %s, /etc/mtab now dirty", |
| 459 | partition); |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 460 | } |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 461 | |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 462 | } else if (umount(partition)) |
| 463 | tst_resm(TBROK, "Unable to unmount %s from %s ", |
| 464 | partition, mntpoint); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 465 | |
| 466 | if (rmdir(mntpoint) != 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 467 | tst_resm(TBROK, "Unable to rmdir %s ", mntpoint); |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 468 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 469 | } |
subrata_modak | f17ac84 | 2009-09-07 09:06:31 +0000 | [diff] [blame] | 470 | |
robbiew | 24e30ab | 2003-01-07 20:53:21 +0000 | [diff] [blame] | 471 | tst_rmdir(); |
Chris Dearman | ec6edca | 2012-10-17 19:54:01 -0700 | [diff] [blame] | 472 | } |