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 | * Test Name: recvmsg01 |
| 22 | * |
| 23 | * Test Description: |
| 24 | * Verify that recvmsg() returns the proper errno for various failure cases |
| 25 | * |
| 26 | * Usage: <for command-line> |
| 27 | * recvmsg01 [-c n] [-e] [-i n] [-I x] [-P x] [-t] |
| 28 | * where, -c n : Run n copies concurrently. |
| 29 | * -e : Turn on errno logging. |
| 30 | * -i n : Execute test n times. |
| 31 | * -I x : Execute test for x seconds. |
| 32 | * -P x : Pause for x seconds between iterations. |
| 33 | * -t : Turn on syscall timing. |
| 34 | * |
| 35 | * HISTORY |
| 36 | * 07/2001 Ported by Wayne Boyer |
| 37 | * |
| 38 | * RESTRICTIONS: |
| 39 | * None. |
| 40 | * |
| 41 | */ |
| 42 | |
| 43 | #include <stdio.h> |
| 44 | #include <unistd.h> |
vapier | 32cc0ac | 2006-06-22 04:28:32 +0000 | [diff] [blame] | 45 | #include <string.h> |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 46 | #include <errno.h> |
plars | d8afa78 | 2002-05-06 21:55:58 +0000 | [diff] [blame] | 47 | #include <fcntl.h> |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 48 | |
| 49 | #include <sys/types.h> |
| 50 | #include <sys/socket.h> |
| 51 | #include <sys/signal.h> |
| 52 | #include <sys/uio.h> |
| 53 | #include <sys/un.h> |
| 54 | #include <sys/file.h> |
| 55 | |
| 56 | #include <netinet/in.h> |
| 57 | |
| 58 | #include "test.h" |
Stanislav Kholmanskikh | 9748d55 | 2014-05-13 10:20:22 +0400 | [diff] [blame] | 59 | #include "msg_common.h" |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 60 | |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 61 | char *TCID = "recvmsg01"; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 62 | int testno; |
| 63 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 64 | char buf[1024], cbuf[1024]; |
| 65 | int s; /* socket descriptor */ |
| 66 | int passed_fd = -1; /* rights-passing test descriptor */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 67 | struct sockaddr_in sin1, from; |
| 68 | struct sockaddr_un sun1; |
| 69 | struct msghdr msgdat; |
| 70 | struct cmsghdr *control = 0; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 71 | int controllen = 0; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 72 | struct iovec iov[1]; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 73 | static int sfd; /* shared between do_child and start_server */ |
| 74 | static int ufd; /* shared between do_child and start_server */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 75 | |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 76 | void setup(void); |
| 77 | void setup0(void); |
| 78 | void setup1(void); |
| 79 | void setup2(void); |
| 80 | void setup3(void); |
| 81 | void setup4(void); |
| 82 | void cleanup(void); |
| 83 | void cleanup0(void); |
| 84 | void cleanup1(void); |
| 85 | void cleanup2(void); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 86 | void do_child(void); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 87 | |
| 88 | void sender(int); |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 89 | pid_t start_server(struct sockaddr_in *, struct sockaddr_un *); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 90 | |
| 91 | struct test_case_t { /* test case structure */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 92 | int domain; /* PF_INET, PF_UNIX, ... */ |
| 93 | int type; /* SOCK_STREAM, SOCK_DGRAM ... */ |
| 94 | int proto; /* protocol number (usually 0 = default) */ |
| 95 | struct iovec *iov; |
| 96 | int iovcnt; |
| 97 | void *buf; /* recv data buffer */ |
| 98 | int buflen; /* recv buffer length */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 99 | struct msghdr *msg; |
subrata_modak | bdbaec5 | 2009-02-26 12:14:51 +0000 | [diff] [blame] | 100 | unsigned flags; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 101 | struct sockaddr *from; /* from address */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 102 | int fromlen; /* from address value/result buffer length */ |
| 103 | int retval; /* syscall return value */ |
| 104 | int experrno; /* expected errno */ |
| 105 | void (*setup) (void); |
| 106 | void (*cleanup) (void); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 107 | char *desc; |
| 108 | } tdat[] = { |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 109 | /* 1 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 110 | { |
| 111 | PF_INET, SOCK_STREAM, 0, iov, 1, buf, sizeof(buf), &msgdat, 0, |
| 112 | (struct sockaddr *)&from, sizeof(from), |
| 113 | -1, EBADF, setup0, cleanup0, "bad file descriptor"} |
| 114 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 115 | /* 2 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 116 | { |
| 117 | 0, 0, 0, iov, 1, (void *)buf, sizeof(buf), &msgdat, 0, |
| 118 | (struct sockaddr *)&from, sizeof(from), |
| 119 | -1, ENOTSOCK, setup0, cleanup0, "invalid socket"} |
| 120 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 121 | /* 3 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 122 | { |
| 123 | PF_INET, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 124 | &msgdat, 0, (struct sockaddr *)-1, sizeof(from), 0, |
| 125 | ENOTSOCK, setup1, cleanup1, "invalid socket buffer"} |
| 126 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 127 | /* 4 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 128 | { |
| 129 | PF_INET, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 130 | &msgdat, -1, (struct sockaddr *)&from, -1, -1, |
| 131 | EINVAL, setup1, cleanup1, "invalid socket length"}, |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 132 | /* 5 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 133 | { |
| 134 | PF_INET, SOCK_STREAM, 0, iov, 1, (void *)-1, sizeof(buf), |
| 135 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 136 | -1, EFAULT, setup1, cleanup1, "invalid recv buffer"} |
| 137 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 138 | /* 6 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 139 | { |
| 140 | PF_INET, SOCK_STREAM, 0, 0, 1, (void *)buf, sizeof(buf), |
| 141 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 142 | -1, EFAULT, setup1, cleanup1, "invalid iovec buffer"} |
| 143 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 144 | /* 7 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 145 | { |
| 146 | PF_INET, SOCK_STREAM, 0, iov, -1, (void *)buf, sizeof(buf), |
| 147 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 148 | -1, EMSGSIZE, setup1, cleanup1, "invalid iovec count"} |
| 149 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 150 | /* 8 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 151 | { |
| 152 | PF_UNIX, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 153 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 154 | 0, 0, setup2, cleanup2, "rights reception"} |
| 155 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 156 | /* 9 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 157 | { |
| 158 | PF_INET, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
Cyril Hrubis | d7aa176 | 2014-11-26 12:34:14 +0100 | [diff] [blame] | 159 | &msgdat, MSG_OOB, (struct sockaddr *)&from, |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 160 | sizeof(from), -1, EINVAL, setup1, cleanup1, |
Cyril Hrubis | d7aa176 | 2014-11-26 12:34:14 +0100 | [diff] [blame] | 161 | "invalid MSG_OOB flag set"} |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 162 | , |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 163 | /* 10 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 164 | { |
Cyril Hrubis | d7aa176 | 2014-11-26 12:34:14 +0100 | [diff] [blame] | 165 | PF_INET, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 166 | &msgdat, MSG_ERRQUEUE, (struct sockaddr *)&from, |
| 167 | sizeof(from), -1, EAGAIN, setup1, cleanup1, |
| 168 | "invalid MSG_ERRQUEUE flag set"} |
| 169 | , |
| 170 | /* 11 */ |
| 171 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 172 | PF_UNIX, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 173 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 174 | 0, EINVAL, setup3, cleanup2, "invalid cmsg length"} |
| 175 | , |
Cyril Hrubis | d7aa176 | 2014-11-26 12:34:14 +0100 | [diff] [blame] | 176 | /* 12 */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 177 | { |
| 178 | PF_UNIX, SOCK_STREAM, 0, iov, 1, (void *)buf, sizeof(buf), |
| 179 | &msgdat, 0, (struct sockaddr *)&from, sizeof(from), |
| 180 | 0, 0, setup4, cleanup2, "large cmesg length"} |
| 181 | ,}; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 182 | |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 183 | int TST_TOTAL = sizeof(tdat) / sizeof(tdat[0]); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 184 | |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 185 | #ifdef UCLINUX |
| 186 | static char *argv0; |
| 187 | #endif |
| 188 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 189 | int main(int argc, char *argv[]) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 190 | { |
Cyril Hrubis | 89af32a | 2012-10-24 16:39:11 +0200 | [diff] [blame] | 191 | int lc; |
Cyril Hrubis | 0b9589f | 2014-05-27 17:40:33 +0200 | [diff] [blame] | 192 | const char *msg; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 193 | |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 194 | if ((msg = parse_opts(argc, argv, NULL, NULL)) != NULL) |
Garrett Cooper | 60fa801 | 2010-11-22 13:50:58 -0800 | [diff] [blame] | 195 | tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 196 | #ifdef UCLINUX |
| 197 | argv0 = argv[0]; |
| 198 | maybe_run_child(&do_child, "dd", &sfd, &ufd); |
| 199 | #endif |
| 200 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 201 | setup(); |
| 202 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 203 | for (lc = 0; TEST_LOOPING(lc); ++lc) { |
Caspar Zhang | d59a659 | 2013-03-07 14:59:12 +0800 | [diff] [blame] | 204 | tst_count = 0; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 205 | for (testno = 0; testno < TST_TOTAL; ++testno) { |
Jan Stancek | e5fd512 | 2015-01-10 11:08:03 +0100 | [diff] [blame] | 206 | if ((tst_kvercmp(3, 17, 0) < 0) |
| 207 | && (tdat[testno].flags & MSG_ERRQUEUE) |
| 208 | && (tdat[testno].type & SOCK_STREAM)) { |
| 209 | tst_resm(TCONF, "skip MSG_ERRQUEUE test, " |
| 210 | "it's supported from 3.17"); |
| 211 | continue; |
| 212 | } |
| 213 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 214 | tdat[testno].setup(); |
| 215 | |
| 216 | /* setup common to all tests */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 217 | iov[0].iov_base = tdat[testno].buf; |
| 218 | iov[0].iov_len = tdat[testno].buflen; |
| 219 | msgdat.msg_name = tdat[testno].from; |
| 220 | msgdat.msg_namelen = tdat[testno].fromlen; |
| 221 | msgdat.msg_iov = tdat[testno].iov; |
| 222 | msgdat.msg_iovlen = tdat[testno].iovcnt; |
| 223 | msgdat.msg_control = control; |
| 224 | msgdat.msg_controllen = controllen; |
| 225 | msgdat.msg_flags = 0; |
| 226 | |
| 227 | TEST(recvmsg(s, tdat[testno].msg, tdat[testno].flags)); |
| 228 | if (TEST_RETURN >= 0) |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 229 | TEST_RETURN = 0; /* all nonzero equal here */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 230 | if (TEST_RETURN != tdat[testno].retval || |
| 231 | (TEST_RETURN < 0 && |
| 232 | TEST_ERRNO != tdat[testno].experrno)) { |
| 233 | tst_resm(TFAIL, "%s ; returned" |
vapier | c450e06 | 2009-08-28 14:28:52 +0000 | [diff] [blame] | 234 | " %ld (expected %d), errno %d (expected" |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 235 | " %d)", tdat[testno].desc, |
| 236 | TEST_RETURN, tdat[testno].retval, |
| 237 | TEST_ERRNO, tdat[testno].experrno); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 238 | } else { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 239 | tst_resm(TPASS, "%s successful", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 240 | tdat[testno].desc); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 241 | } |
| 242 | tdat[testno].cleanup(); |
| 243 | } |
| 244 | } |
| 245 | cleanup(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 246 | |
| 247 | tst_exit(); |
| 248 | } |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 249 | |
| 250 | pid_t pid; |
| 251 | char tmpsunpath[1024]; |
| 252 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 253 | void setup(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 254 | { |
plars | 4c78d16 | 2002-09-04 18:56:14 +0000 | [diff] [blame] | 255 | int tfd; |
Cyril Hrubis | fdce7d5 | 2013-04-04 18:35:48 +0200 | [diff] [blame] | 256 | TEST_PAUSE; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 257 | |
robbiew | de02ee4 | 2003-04-16 21:15:20 +0000 | [diff] [blame] | 258 | tst_tmpdir(); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 259 | (void)strcpy(tmpsunpath, "udsockXXXXXX"); |
plars | 4c78d16 | 2002-09-04 18:56:14 +0000 | [diff] [blame] | 260 | tfd = mkstemp(tmpsunpath); |
| 261 | close(tfd); |
| 262 | unlink(tmpsunpath); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 263 | sun1.sun_family = AF_UNIX; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 264 | (void)strcpy(sun1.sun_path, tmpsunpath); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 265 | |
| 266 | signal(SIGPIPE, SIG_IGN); |
| 267 | |
| 268 | pid = start_server(&sin1, &sun1); |
| 269 | } |
| 270 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 271 | void cleanup(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 272 | { |
Jan Stancek | 809ea9b | 2011-11-07 13:53:42 +0100 | [diff] [blame] | 273 | if (pid > 0) |
| 274 | (void)kill(pid, SIGKILL); /* kill server */ |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 275 | if (tmpsunpath[0] != '\0') |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 276 | (void)unlink(tmpsunpath); |
robbiew | de02ee4 | 2003-04-16 21:15:20 +0000 | [diff] [blame] | 277 | tst_rmdir(); |
Garrett Cooper | 2c28215 | 2010-12-16 00:55:50 -0800 | [diff] [blame] | 278 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 279 | } |
| 280 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 281 | void setup0(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 282 | { |
| 283 | if (tdat[testno].experrno == EBADF) |
| 284 | s = 400; /* anything not an open file */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 285 | else if ((s = open("/dev/null", O_WRONLY)) == -1) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 286 | tst_brkm(TBROK | TERRNO, cleanup, "open(/dev/null) failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 287 | } |
| 288 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 289 | void cleanup0(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 290 | { |
| 291 | s = -1; |
| 292 | } |
| 293 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 294 | void setup1(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 295 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 296 | fd_set rdfds; |
| 297 | struct timeval timeout; |
| 298 | int n; |
robbiew | ef95266 | 2003-03-27 15:10:06 +0000 | [diff] [blame] | 299 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 300 | s = socket(tdat[testno].domain, tdat[testno].type, tdat[testno].proto); |
vapier | c450e06 | 2009-08-28 14:28:52 +0000 | [diff] [blame] | 301 | if (s < 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 302 | tst_brkm(TBROK | TERRNO, cleanup, "socket setup failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 303 | if (tdat[testno].type == SOCK_STREAM) { |
| 304 | if (tdat[testno].domain == PF_INET) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 305 | if (connect(s, (struct sockaddr *)&sin1, sizeof(sin1)) < |
| 306 | 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 307 | tst_brkm(TBROK | TERRNO, cleanup, |
| 308 | "connect failed"); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 309 | /* Wait for something to be readable, else we won't detect EFAULT on recv */ |
| 310 | FD_ZERO(&rdfds); |
| 311 | FD_SET(s, &rdfds); |
| 312 | timeout.tv_sec = 2; |
| 313 | timeout.tv_usec = 0; |
| 314 | n = select(s + 1, &rdfds, 0, 0, &timeout); |
| 315 | if (n != 1 || !FD_ISSET(s, &rdfds)) |
| 316 | tst_brkm(TBROK, cleanup, |
| 317 | "client setup1 failed - no message ready in 2 sec"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 318 | } else if (tdat[testno].domain == PF_UNIX) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 319 | if (connect(s, (struct sockaddr *)&sun1, sizeof(sun1)) < |
| 320 | 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 321 | tst_brkm(TBROK | TERRNO, cleanup, |
| 322 | "UD connect failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 323 | } |
| 324 | } |
| 325 | } |
| 326 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 327 | void setup2(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 328 | { |
| 329 | setup1(); |
vapier | c450e06 | 2009-08-28 14:28:52 +0000 | [diff] [blame] | 330 | if (write(s, "R", 1) < 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 331 | tst_brkm(TBROK | TERRNO, cleanup, "test setup failed: write:"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 332 | control = (struct cmsghdr *)cbuf; |
| 333 | controllen = control->cmsg_len = sizeof(cbuf); |
| 334 | } |
| 335 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 336 | void setup3(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 337 | { |
| 338 | setup2(); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 339 | controllen = sizeof(struct cmsghdr) - 1; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 340 | } |
| 341 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 342 | void setup4(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 343 | { |
| 344 | setup2(); |
| 345 | controllen = 128 * 1024; |
| 346 | } |
| 347 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 348 | void cleanup1(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 349 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 350 | (void)close(s); |
subrata_modak | dad6e1a | 2007-10-30 10:46:58 +0000 | [diff] [blame] | 351 | close(ufd); |
| 352 | close(sfd); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 353 | s = -1; |
| 354 | } |
| 355 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 356 | void cleanup2(void) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 357 | { |
subrata_modak | dad6e1a | 2007-10-30 10:46:58 +0000 | [diff] [blame] | 358 | close(ufd); |
| 359 | close(sfd); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 360 | (void)close(s); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 361 | s = -1; |
| 362 | |
| 363 | if (passed_fd >= 0) |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 364 | (void)close(passed_fd); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 365 | passed_fd = -1; |
| 366 | control = 0; |
| 367 | controllen = 0; |
| 368 | } |
| 369 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 370 | pid_t start_server(struct sockaddr_in *ssin, struct sockaddr_un *ssun) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 371 | { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 372 | pid_t pid; |
Jan Stancek | 6e4e77a | 2014-03-07 11:39:56 +0100 | [diff] [blame] | 373 | socklen_t slen = sizeof(*ssin); |
| 374 | |
| 375 | ssin->sin_family = AF_INET; |
| 376 | ssin->sin_port = 0; /* pick random free port */ |
| 377 | ssin->sin_addr.s_addr = INADDR_ANY; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 378 | |
| 379 | /* set up inet socket */ |
| 380 | sfd = socket(PF_INET, SOCK_STREAM, 0); |
| 381 | if (sfd < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 382 | tst_brkm(TBROK | TERRNO, cleanup, "server socket failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 383 | return -1; |
| 384 | } |
| 385 | if (bind(sfd, (struct sockaddr *)ssin, sizeof(*ssin)) < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 386 | tst_brkm(TBROK | TERRNO, cleanup, "server bind failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 387 | return -1; |
| 388 | } |
| 389 | if (listen(sfd, 10) < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 390 | tst_brkm(TBROK | TERRNO, cleanup, "server listen failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 391 | return -1; |
| 392 | } |
Jan Stancek | 6e4e77a | 2014-03-07 11:39:56 +0100 | [diff] [blame] | 393 | if (getsockname(sfd, (struct sockaddr *)ssin, &slen) == -1) |
| 394 | tst_brkm(TBROK | TERRNO, cleanup, "getsockname failed"); |
| 395 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 396 | /* set up UNIX-domain socket */ |
| 397 | ufd = socket(PF_UNIX, SOCK_STREAM, 0); |
| 398 | if (ufd < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 399 | tst_brkm(TBROK | TERRNO, cleanup, "server UD socket failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 400 | return -1; |
| 401 | } |
| 402 | if (bind(ufd, (struct sockaddr *)ssun, sizeof(*ssun))) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 403 | tst_brkm(TBROK | TERRNO, cleanup, "server UD bind failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 404 | return -1; |
| 405 | } |
| 406 | if (listen(ufd, 10) < 0) { |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 407 | tst_brkm(TBROK | TERRNO, cleanup, "server UD listen failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 408 | return -1; |
| 409 | } |
| 410 | |
vapier | fed9da3 | 2006-02-19 09:25:08 +0000 | [diff] [blame] | 411 | switch ((pid = FORK_OR_VFORK())) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 412 | case 0: /* child */ |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 413 | #ifdef UCLINUX |
vapier | c450e06 | 2009-08-28 14:28:52 +0000 | [diff] [blame] | 414 | if (self_exec(argv0, "dd", sfd, ufd) < 0) |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 415 | tst_brkm(TBROK | TERRNO, cleanup, |
| 416 | "server self_exec failed"); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 417 | #else |
| 418 | do_child(); |
| 419 | #endif |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 420 | break; |
| 421 | case -1: |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 422 | tst_brkm(TBROK | TERRNO, cleanup, "server fork failed"); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 423 | /* fall through */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 424 | default: /* parent */ |
| 425 | (void)close(sfd); |
| 426 | (void)close(ufd); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 427 | return pid; |
| 428 | } |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 429 | exit(1); |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 430 | } |
| 431 | |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 432 | void do_child(void) |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 433 | { |
| 434 | struct sockaddr_in fsin; |
| 435 | struct sockaddr_un fsun; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 436 | fd_set afds, rfds; |
robbiew | d34d581 | 2005-07-11 22:28:09 +0000 | [diff] [blame] | 437 | int nfds, cc, fd; |
| 438 | |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 439 | FD_ZERO(&afds); |
| 440 | FD_SET(sfd, &afds); |
| 441 | FD_SET(ufd, &afds); |
| 442 | |
Cyril Hrubis | 7855d09 | 2014-10-09 16:13:05 +0200 | [diff] [blame] | 443 | nfds = MAX(sfd + 1, ufd + 1); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 444 | |
| 445 | /* accept connections until killed */ |
| 446 | while (1) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 447 | socklen_t fromlen; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 448 | |
| 449 | memcpy(&rfds, &afds, sizeof(rfds)); |
| 450 | |
Cyril Hrubis | 4e2bab8 | 2014-09-24 16:34:35 +0200 | [diff] [blame] | 451 | if (select(nfds, &rfds, NULL, NULL, |
| 452 | NULL) < 0) { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 453 | if (errno != EINTR) { |
| 454 | perror("server select"); |
| 455 | exit(1); |
| 456 | } |
| 457 | continue; |
| 458 | } |
| 459 | if (FD_ISSET(sfd, &rfds)) { |
| 460 | int newfd; |
| 461 | |
| 462 | fromlen = sizeof(fsin); |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 463 | newfd = accept(sfd, (struct sockaddr *)&fsin, &fromlen); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 464 | if (newfd >= 0) { |
| 465 | FD_SET(newfd, &afds); |
Cyril Hrubis | 7855d09 | 2014-10-09 16:13:05 +0200 | [diff] [blame] | 466 | nfds = MAX(nfds, newfd + 1); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 467 | /* send something back */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 468 | (void)write(newfd, "hoser\n", 6); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 469 | } |
| 470 | } |
| 471 | if (FD_ISSET(ufd, &rfds)) { |
| 472 | int newfd; |
| 473 | |
| 474 | fromlen = sizeof(fsun); |
plars | 8525f2f | 2003-01-28 17:32:52 +0000 | [diff] [blame] | 475 | newfd = accept(ufd, (struct sockaddr *)&fsun, &fromlen); |
Jan Stancek | b9f0196 | 2015-01-10 11:13:17 +0100 | [diff] [blame] | 476 | if (newfd >= 0) { |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 477 | FD_SET(newfd, &afds); |
Jan Stancek | b9f0196 | 2015-01-10 11:13:17 +0100 | [diff] [blame] | 478 | nfds = MAX(nfds, newfd + 1); |
| 479 | } |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 480 | } |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 481 | for (fd = 0; fd < nfds; ++fd) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 482 | if (fd != sfd && fd != ufd && FD_ISSET(fd, &rfds)) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 483 | char rbuf[1024]; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 484 | |
| 485 | cc = read(fd, rbuf, sizeof(rbuf)); |
| 486 | if (cc && rbuf[0] == 'R') |
| 487 | sender(fd); |
| 488 | if (cc == 0 || (cc < 0 && errno != EINTR)) { |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 489 | (void)close(fd); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 490 | FD_CLR(fd, &afds); |
| 491 | } |
| 492 | } |
| 493 | } |
| 494 | } |
| 495 | |
| 496 | #define TM "from recvmsg01 server" |
| 497 | |
| 498 | /* special for rights-passing test */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 499 | void sender(int fd) |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 500 | { |
| 501 | struct msghdr mh; |
| 502 | struct cmsghdr *control; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 503 | char tmpfn[1024], snd_cbuf[1024]; |
| 504 | int tfd; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 505 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 506 | (void)strcpy(tmpfn, "smtXXXXXX"); |
plars | 4c78d16 | 2002-09-04 18:56:14 +0000 | [diff] [blame] | 507 | tfd = mkstemp(tmpfn); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 508 | if (tfd < 0) |
| 509 | return; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 510 | |
vapier | 32cc0ac | 2006-06-22 04:28:32 +0000 | [diff] [blame] | 511 | memset(&mh, 0x00, sizeof(mh)); |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 512 | |
| 513 | /* set up cmsghdr */ |
| 514 | control = (struct cmsghdr *)snd_cbuf; |
vapier | 32cc0ac | 2006-06-22 04:28:32 +0000 | [diff] [blame] | 515 | memset(control, 0x00, sizeof(struct cmsghdr)); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 516 | control->cmsg_len = sizeof(struct cmsghdr) + 4; |
plars | 865695b | 2001-08-27 22:15:12 +0000 | [diff] [blame] | 517 | control->cmsg_level = SOL_SOCKET; |
| 518 | control->cmsg_type = SCM_RIGHTS; |
| 519 | *(int *)CMSG_DATA(control) = tfd; |
| 520 | |
| 521 | /* set up msghdr */ |
| 522 | iov[0].iov_base = TM; |
| 523 | iov[0].iov_len = sizeof(TM); |
| 524 | mh.msg_iov = iov; |
| 525 | mh.msg_iovlen = 1; |
| 526 | mh.msg_flags = 0; |
| 527 | mh.msg_control = control; |
| 528 | mh.msg_controllen = control->cmsg_len; |
| 529 | |
| 530 | /* do it */ |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 531 | (void)sendmsg(fd, &mh, 0); |
| 532 | (void)close(tfd); |
| 533 | (void)unlink(tmpfn); |
Jan Stancek | 809ea9b | 2011-11-07 13:53:42 +0100 | [diff] [blame] | 534 | } |