| 1 |
/* |
| 2 |
* tomoyo_file_test.c |
| 3 |
* |
| 4 |
* Testing program for fs/tomoyo_file.c |
| 5 |
* |
| 6 |
* Copyright (C) 2005-2008 NTT DATA CORPORATION |
| 7 |
* |
| 8 |
* Version: 1.6.5-pre 2008/10/20 |
| 9 |
* |
| 10 |
*/ |
| 11 |
#include "include.h" |
| 12 |
|
| 13 |
static int domain_fd = EOF; |
| 14 |
static int exception_fd = EOF; |
| 15 |
static const char *policy = ""; |
| 16 |
static char self_domain[4096] = ""; |
| 17 |
|
| 18 |
static int write_policy(void) |
| 19 |
{ |
| 20 |
FILE *fp; |
| 21 |
char buffer[8192]; |
| 22 |
char *cp; |
| 23 |
int domain_found = 0; |
| 24 |
int policy_found = 0; |
| 25 |
memset(buffer, 0, sizeof(buffer)); |
| 26 |
cp = "255-MAC_FOR_FILE=disabled\n"; |
| 27 |
write(profile_fd, cp, strlen(cp)); |
| 28 |
fp = fopen(proc_policy_domain_policy, "r"); |
| 29 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 30 |
write(profile_fd, cp, strlen(cp)); |
| 31 |
write(domain_fd, policy, strlen(policy)); |
| 32 |
write(domain_fd, "\n", 1); |
| 33 |
if (!fp) { |
| 34 |
printf("%s : BUG: policy read failed\n", policy); |
| 35 |
return 0; |
| 36 |
} |
| 37 |
while (fgets(buffer, sizeof(buffer) - 1, fp)) { |
| 38 |
cp = strchr(buffer, '\n'); |
| 39 |
if (cp) |
| 40 |
*cp = '\0'; |
| 41 |
if (!strncmp(buffer, "<kernel>", 8)) |
| 42 |
domain_found = !strcmp(self_domain, buffer); |
| 43 |
if (domain_found) { |
| 44 |
/* printf("<%s>\n", buffer); */ |
| 45 |
if (!strcmp(buffer, policy)) { |
| 46 |
policy_found = 1; |
| 47 |
break; |
| 48 |
} |
| 49 |
} |
| 50 |
} |
| 51 |
fclose(fp); |
| 52 |
if (!policy_found) { |
| 53 |
printf("%s : BUG: policy write failed\n", policy); |
| 54 |
return 0; |
| 55 |
} |
| 56 |
errno = 0; |
| 57 |
return 1; |
| 58 |
} |
| 59 |
|
| 60 |
static void delete_policy(void) |
| 61 |
{ |
| 62 |
write(domain_fd, "delete ", 7); |
| 63 |
write(domain_fd, policy, strlen(policy)); |
| 64 |
write(domain_fd, "\n", 1); |
| 65 |
} |
| 66 |
|
| 67 |
static void show_result(int result, char should_success) |
| 68 |
{ |
| 69 |
int err = errno; |
| 70 |
printf("%s : ", policy); |
| 71 |
if (should_success) { |
| 72 |
if (result != EOF) |
| 73 |
printf("OK\n"); |
| 74 |
else |
| 75 |
printf("FAILED: %s\n", strerror(err)); |
| 76 |
} else { |
| 77 |
if (result == EOF) { |
| 78 |
if (err == EPERM) |
| 79 |
printf("OK: Permission denied.\n"); |
| 80 |
else |
| 81 |
printf("FAILED: %s\n", strerror(err)); |
| 82 |
} else { |
| 83 |
printf("BUG: didn't fail.\n"); |
| 84 |
} |
| 85 |
} |
| 86 |
} |
| 87 |
|
| 88 |
static void create2(const char *pathname) |
| 89 |
{ |
| 90 |
const char *cp = "255-MAC_FOR_FILE=disabled\n"; |
| 91 |
write(profile_fd, cp, strlen(cp)); |
| 92 |
close(creat(pathname, 0600)); |
| 93 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 94 |
write(profile_fd, cp, strlen(cp)); |
| 95 |
errno = 0; |
| 96 |
} |
| 97 |
|
| 98 |
static void mkdir2(const char *pathname) |
| 99 |
{ |
| 100 |
const char *cp = "255-MAC_FOR_FILE=disabled\n"; |
| 101 |
write(profile_fd, cp, strlen(cp)); |
| 102 |
mkdir(pathname, 0600); |
| 103 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 104 |
write(profile_fd, cp, strlen(cp)); |
| 105 |
errno = 0; |
| 106 |
} |
| 107 |
|
| 108 |
static void unlink2(const char *pathname) |
| 109 |
{ |
| 110 |
const char *cp = "255-MAC_FOR_FILE=disabled\n"; |
| 111 |
write(profile_fd, cp, strlen(cp)); |
| 112 |
unlink(pathname); |
| 113 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 114 |
write(profile_fd, cp, strlen(cp)); |
| 115 |
errno = 0; |
| 116 |
} |
| 117 |
|
| 118 |
static void rmdir2(const char *pathname) |
| 119 |
{ |
| 120 |
const char *cp = "255-MAC_FOR_FILE=disabled\n"; |
| 121 |
write(profile_fd, cp, strlen(cp)); |
| 122 |
rmdir(pathname); |
| 123 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 124 |
write(profile_fd, cp, strlen(cp)); |
| 125 |
errno = 0; |
| 126 |
} |
| 127 |
|
| 128 |
static void StageFileTest(void) |
| 129 |
{ |
| 130 |
char *filename = ""; |
| 131 |
policy = "allow_read /proc/sys/net/ipv4/ip_local_port_range " |
| 132 |
"if task.uid=0 task.gid=0"; |
| 133 |
if (write_policy()) { |
| 134 |
static int name[] = { CTL_NET, NET_IPV4, |
| 135 |
NET_IPV4_LOCAL_PORT_RANGE }; |
| 136 |
int buffer[2] = { 32768, 61000 }; |
| 137 |
size_t size = sizeof(buffer); |
| 138 |
show_result(sysctl(name, 3, buffer, &size, 0, 0), 1); |
| 139 |
delete_policy(); |
| 140 |
show_result(sysctl(name, 3, buffer, &size, 0, 0), 0); |
| 141 |
} |
| 142 |
policy = "allow_write /proc/sys/net/ipv4/ip_local_port_range " |
| 143 |
"if task.euid=0 0=0 1-100=10-1000"; |
| 144 |
if (write_policy()) { |
| 145 |
static int name[] = { CTL_NET, NET_IPV4, |
| 146 |
NET_IPV4_LOCAL_PORT_RANGE }; |
| 147 |
int buffer[2] = { 32768, 61000 }; |
| 148 |
size_t size = sizeof(buffer); |
| 149 |
show_result(sysctl(name, 3, 0, 0, buffer, size), 1); |
| 150 |
delete_policy(); |
| 151 |
show_result(sysctl(name, 3, 0, 0, buffer, size), 0); |
| 152 |
} |
| 153 |
policy = "allow_read/write /proc/sys/net/ipv4/ip_local_port_range " |
| 154 |
"if 1!=10-100"; |
| 155 |
if (write_policy()) { |
| 156 |
static int name[] = { CTL_NET, NET_IPV4, |
| 157 |
NET_IPV4_LOCAL_PORT_RANGE }; |
| 158 |
int buffer[2] = { 32768, 61000 }; |
| 159 |
size_t size = sizeof(buffer); |
| 160 |
show_result(sysctl(name, 3, buffer, &size, buffer, size), 1); |
| 161 |
delete_policy(); |
| 162 |
show_result(sysctl(name, 3, buffer, &size, buffer, size), 0); |
| 163 |
} |
| 164 |
|
| 165 |
policy = "allow_read /bin/true " |
| 166 |
"if path1.uid=0 path1.parent.uid=0 10=10-100"; |
| 167 |
if (write_policy()) { |
| 168 |
show_result(uselib("/bin/true"), 1); |
| 169 |
delete_policy(); |
| 170 |
show_result(uselib("/bin/true"), 0); |
| 171 |
} |
| 172 |
|
| 173 |
policy = "allow_execute /bin/true if task.uid!=10 path1.parent.uid=0"; |
| 174 |
if (write_policy()) { |
| 175 |
int pipe_fd[2] = { EOF, EOF }; |
| 176 |
int err = 0; |
| 177 |
fflush(stdout); |
| 178 |
fflush(stderr); |
| 179 |
pipe(pipe_fd); |
| 180 |
if (fork() == 0) { |
| 181 |
execl("/bin/true", "/bin/true", NULL); |
| 182 |
err = errno; |
| 183 |
write(pipe_fd[1], &err, sizeof(err)); |
| 184 |
_exit(0); |
| 185 |
} |
| 186 |
close(pipe_fd[1]); |
| 187 |
read(pipe_fd[0], &err, sizeof(err)); |
| 188 |
close(pipe_fd[0]); |
| 189 |
wait(NULL); |
| 190 |
errno = err; |
| 191 |
show_result(err ? EOF : 0, 1); |
| 192 |
delete_policy(); |
| 193 |
fflush(stdout); |
| 194 |
fflush(stderr); |
| 195 |
pipe(pipe_fd); |
| 196 |
if (fork() == 0) { |
| 197 |
execl("/bin/true", "/bin/true", NULL); |
| 198 |
err = errno; |
| 199 |
write(pipe_fd[1], &err, sizeof(err)); |
| 200 |
_exit(0); |
| 201 |
} |
| 202 |
close(pipe_fd[1]); |
| 203 |
read(pipe_fd[0], &err, sizeof(err)); |
| 204 |
close(pipe_fd[0]); |
| 205 |
wait(NULL); |
| 206 |
errno = err; |
| 207 |
show_result(err ? EOF : 0, 0); |
| 208 |
} |
| 209 |
|
| 210 |
policy = "allow_read /dev/null if path1.parent.ino=path1.parent.ino"; |
| 211 |
if (write_policy()) { |
| 212 |
int fd = open("/dev/null", O_RDONLY); |
| 213 |
show_result(fd, 1); |
| 214 |
if (fd != EOF) |
| 215 |
close(fd); |
| 216 |
delete_policy(); |
| 217 |
fd = open("/dev/null", O_RDONLY); |
| 218 |
show_result(fd, 0); |
| 219 |
if (fd != EOF) |
| 220 |
close(fd); |
| 221 |
} |
| 222 |
|
| 223 |
policy = "allow_write /dev/null if path1.uid=path1.gid"; |
| 224 |
if (write_policy()) { |
| 225 |
int fd = open("/dev/null", O_WRONLY); |
| 226 |
show_result(fd, 1); |
| 227 |
if (fd != EOF) |
| 228 |
close(fd); |
| 229 |
delete_policy(); |
| 230 |
fd = open("/dev/null", O_WRONLY); |
| 231 |
show_result(fd, 0); |
| 232 |
if (fd != EOF) |
| 233 |
close(fd); |
| 234 |
} |
| 235 |
|
| 236 |
policy = "allow_read/write /dev/null if task.uid=path1.parent.uid"; |
| 237 |
if (write_policy()) { |
| 238 |
int fd = open("/dev/null", O_RDWR); |
| 239 |
show_result(fd, 1); |
| 240 |
if (fd != EOF) |
| 241 |
close(fd); |
| 242 |
delete_policy(); |
| 243 |
fd = open("/dev/null", O_RDWR); |
| 244 |
show_result(fd, 0); |
| 245 |
if (fd != EOF) |
| 246 |
close(fd); |
| 247 |
} |
| 248 |
|
| 249 |
policy = "allow_create /tmp/open_test if path1.parent.uid=task.uid"; |
| 250 |
if (write_policy()) { |
| 251 |
policy = "allow_write /tmp/open_test if path1.parent.uid=0"; |
| 252 |
if (write_policy()) { |
| 253 |
int fd = open("/tmp/open_test", |
| 254 |
O_WRONLY | O_CREAT | O_EXCL, 0666); |
| 255 |
show_result(fd, 1); |
| 256 |
if (fd != EOF) |
| 257 |
close(fd); |
| 258 |
unlink2("/tmp/open_test"); |
| 259 |
delete_policy(); |
| 260 |
fd = open("/tmp/open_test", |
| 261 |
O_WRONLY | O_CREAT | O_EXCL, 0666); |
| 262 |
show_result(fd, 0); |
| 263 |
if (fd != EOF) |
| 264 |
close(fd); |
| 265 |
unlink2("/tmp/open_test"); |
| 266 |
} |
| 267 |
policy = "allow_create /tmp/open_test " |
| 268 |
"if path1.parent.uid=task.uid\n"; |
| 269 |
delete_policy(); |
| 270 |
} |
| 271 |
|
| 272 |
policy = "allow_write /tmp/open_test if task.uid=0 path1.ino!=0"; |
| 273 |
if (write_policy()) { |
| 274 |
policy = "allow_create /tmp/open_test if 0=0"; |
| 275 |
if (write_policy()) { |
| 276 |
int fd = open("/tmp/open_test", |
| 277 |
O_WRONLY | O_CREAT | O_EXCL, 0666); |
| 278 |
show_result(fd, 1); |
| 279 |
if (fd != EOF) |
| 280 |
close(fd); |
| 281 |
unlink2("/tmp/open_test"); |
| 282 |
delete_policy(); |
| 283 |
fd = open("/tmp/open_test", |
| 284 |
O_WRONLY | O_CREAT | O_EXCL, 0666); |
| 285 |
show_result(fd, 0); |
| 286 |
if (fd != EOF) |
| 287 |
close(fd); |
| 288 |
unlink2("/tmp/open_test"); |
| 289 |
} |
| 290 |
policy = "allow_write /tmp/open_test " |
| 291 |
"if task.uid=0 path1.ino!=0\n"; |
| 292 |
delete_policy(); |
| 293 |
} |
| 294 |
|
| 295 |
filename = "/tmp/truncate_test"; |
| 296 |
create2(filename); |
| 297 |
|
| 298 |
policy = "allow_truncate /tmp/truncate_test if task.uid=path1.uid"; |
| 299 |
if (write_policy()) { |
| 300 |
policy = "allow_write /tmp/truncate_test if 1!=100-1000000"; |
| 301 |
if (write_policy()) { |
| 302 |
int fd = open(filename, O_WRONLY | O_TRUNC); |
| 303 |
show_result(fd, 1); |
| 304 |
if (fd != EOF) |
| 305 |
close(fd); |
| 306 |
delete_policy(); |
| 307 |
fd = open(filename, O_WRONLY | O_TRUNC); |
| 308 |
show_result(fd, 0); |
| 309 |
if (fd != EOF) |
| 310 |
close(fd); |
| 311 |
} |
| 312 |
policy = "allow_truncate /tmp/truncate_test " |
| 313 |
"if task.uid=path1.uid"; |
| 314 |
delete_policy(); |
| 315 |
} |
| 316 |
|
| 317 |
policy = "allow_write /tmp/truncate_test"; |
| 318 |
if (write_policy()) { |
| 319 |
policy = "allow_truncate /tmp/truncate_test"; |
| 320 |
if (write_policy()) { |
| 321 |
int fd = open(filename, O_WRONLY | O_TRUNC); |
| 322 |
show_result(fd, 1); |
| 323 |
if (fd != EOF) |
| 324 |
close(fd); |
| 325 |
delete_policy(); |
| 326 |
fd = open(filename, O_WRONLY | O_TRUNC); |
| 327 |
show_result(fd, 0); |
| 328 |
if (fd != EOF) |
| 329 |
close(fd); |
| 330 |
} |
| 331 |
policy = "allow_write /tmp/truncate_test\n"; |
| 332 |
delete_policy(); |
| 333 |
} |
| 334 |
|
| 335 |
policy = "allow_truncate /tmp/truncate_test"; |
| 336 |
if (write_policy()) { |
| 337 |
show_result(truncate(filename, 0), 1); |
| 338 |
delete_policy(); |
| 339 |
show_result(truncate(filename, 0), 0); |
| 340 |
} |
| 341 |
|
| 342 |
policy = "allow_truncate /tmp/truncate_test"; |
| 343 |
if (write_policy()) { |
| 344 |
int fd; |
| 345 |
const char *cp = "255-MAC_FOR_FILE=disabled\n"; |
| 346 |
write(profile_fd, cp, strlen(cp)); |
| 347 |
fd = open(filename, O_WRONLY); |
| 348 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 349 |
write(profile_fd, cp, strlen(cp)); |
| 350 |
show_result(ftruncate(fd, 0), 1); |
| 351 |
delete_policy(); |
| 352 |
show_result(ftruncate(fd, 0), 0); |
| 353 |
if (fd != EOF) |
| 354 |
close(fd); |
| 355 |
} |
| 356 |
|
| 357 |
unlink2(filename); |
| 358 |
|
| 359 |
policy = "allow_create /tmp/mknod_reg_test"; |
| 360 |
if (write_policy()) { |
| 361 |
filename = "/tmp/mknod_reg_test"; |
| 362 |
show_result(mknod(filename, S_IFREG, 0), 1); |
| 363 |
delete_policy(); |
| 364 |
unlink2(filename); |
| 365 |
show_result(mknod(filename, S_IFREG, 0), 0); |
| 366 |
} |
| 367 |
|
| 368 |
policy = "allow_mkchar /tmp/mknod_chr_test"; |
| 369 |
if (write_policy()) { |
| 370 |
filename = "/tmp/mknod_chr_test"; |
| 371 |
show_result(mknod(filename, S_IFCHR, MKDEV(1, 3)), 1); |
| 372 |
delete_policy(); |
| 373 |
unlink2(filename); |
| 374 |
show_result(mknod(filename, S_IFCHR, MKDEV(1, 3)), 0); |
| 375 |
} |
| 376 |
|
| 377 |
policy = "allow_mkblock /tmp/mknod_blk_test"; |
| 378 |
if (write_policy()) { |
| 379 |
filename = "/tmp/mknod_blk_test"; |
| 380 |
show_result(mknod(filename, S_IFBLK, MKDEV(1, 0)), 1); |
| 381 |
delete_policy(); |
| 382 |
unlink2(filename); |
| 383 |
show_result(mknod(filename, S_IFBLK, MKDEV(1, 0)), 0); |
| 384 |
} |
| 385 |
|
| 386 |
policy = "allow_mkfifo /tmp/mknod_fifo_test"; |
| 387 |
if (write_policy()) { |
| 388 |
filename = "/tmp/mknod_fifo_test"; |
| 389 |
show_result(mknod(filename, S_IFIFO, 0), 1); |
| 390 |
delete_policy(); |
| 391 |
unlink2(filename); |
| 392 |
show_result(mknod(filename, S_IFIFO, 0), 0); |
| 393 |
} |
| 394 |
|
| 395 |
policy = "allow_mksock /tmp/mknod_sock_test"; |
| 396 |
if (write_policy()) { |
| 397 |
filename = "/tmp/mknod_sock_test"; |
| 398 |
show_result(mknod(filename, S_IFSOCK, 0), 1); |
| 399 |
delete_policy(); |
| 400 |
unlink2(filename); |
| 401 |
show_result(mknod(filename, S_IFSOCK, 0), 0); |
| 402 |
} |
| 403 |
|
| 404 |
policy = "allow_mkdir /tmp/mkdir_test/"; |
| 405 |
if (write_policy()) { |
| 406 |
filename = "/tmp/mkdir_test"; |
| 407 |
show_result(mkdir(filename, 0600), 1); |
| 408 |
delete_policy(); |
| 409 |
rmdir2(filename); |
| 410 |
show_result(mkdir(filename, 0600), 0); |
| 411 |
} |
| 412 |
|
| 413 |
policy = "allow_rmdir /tmp/rmdir_test/"; |
| 414 |
if (write_policy()) { |
| 415 |
filename = "/tmp/rmdir_test"; |
| 416 |
mkdir2(filename); |
| 417 |
show_result(rmdir(filename), 1); |
| 418 |
delete_policy(); |
| 419 |
mkdir2(filename); |
| 420 |
show_result(rmdir(filename), 0); |
| 421 |
rmdir2(filename); |
| 422 |
} |
| 423 |
|
| 424 |
policy = "allow_unlink /tmp/unlink_test"; |
| 425 |
if (write_policy()) { |
| 426 |
filename = "/tmp/unlink_test"; |
| 427 |
create2(filename); |
| 428 |
show_result(unlink(filename), 1); |
| 429 |
delete_policy(); |
| 430 |
create2(filename); |
| 431 |
show_result(unlink(filename), 0); |
| 432 |
unlink2(filename); |
| 433 |
} |
| 434 |
|
| 435 |
policy = "allow_symlink /tmp/symlink_source_test"; |
| 436 |
if (write_policy()) { |
| 437 |
filename = "/tmp/symlink_source_test"; |
| 438 |
show_result(symlink("/tmp/symlink_dest_test", filename), 1); |
| 439 |
delete_policy(); |
| 440 |
unlink2(filename); |
| 441 |
show_result(symlink("/tmp/symlink_dest_test", filename), 0); |
| 442 |
} |
| 443 |
|
| 444 |
policy = "allow_link /tmp/link_source_test /tmp/link_dest_test"; |
| 445 |
if (write_policy()) { |
| 446 |
filename = "/tmp/link_source_test"; |
| 447 |
create2(filename); |
| 448 |
show_result(link(filename, "/tmp/link_dest_test"), 1); |
| 449 |
delete_policy(); |
| 450 |
unlink2("/tmp/link_dest_test"); |
| 451 |
show_result(link(filename, "/tmp/link_dest_test"), 0); |
| 452 |
unlink2(filename); |
| 453 |
} |
| 454 |
|
| 455 |
policy = "allow_rename /tmp/rename_source_test /tmp/rename_dest_test"; |
| 456 |
if (write_policy()) { |
| 457 |
filename = "/tmp/rename_source_test"; |
| 458 |
create2(filename); |
| 459 |
show_result(rename(filename, "/tmp/rename_dest_test"), 1); |
| 460 |
delete_policy(); |
| 461 |
unlink2("/tmp/rename_dest_test"); |
| 462 |
create2(filename); |
| 463 |
show_result(rename(filename, "/tmp/rename_dest_test"), 0); |
| 464 |
unlink2(filename); |
| 465 |
} |
| 466 |
|
| 467 |
policy = "allow_mksock /tmp/socket_test"; |
| 468 |
if (write_policy()) { |
| 469 |
struct sockaddr_un addr; |
| 470 |
int fd; |
| 471 |
filename = "/tmp/socket_test"; |
| 472 |
memset(&addr, 0, sizeof(addr)); |
| 473 |
addr.sun_family = AF_UNIX; |
| 474 |
strncpy(addr.sun_path, filename, sizeof(addr.sun_path) - 1); |
| 475 |
fd = socket(AF_UNIX, SOCK_STREAM, 0); |
| 476 |
show_result(bind(fd, (struct sockaddr *) &addr, sizeof(addr)), |
| 477 |
1); |
| 478 |
if (fd != EOF) |
| 479 |
close(fd); |
| 480 |
delete_policy(); |
| 481 |
unlink2(filename); |
| 482 |
fd = socket(AF_UNIX, SOCK_STREAM, 0); |
| 483 |
show_result(bind(fd, (struct sockaddr *) &addr, sizeof(addr)), |
| 484 |
0); |
| 485 |
if (fd != EOF) |
| 486 |
close(fd); |
| 487 |
} |
| 488 |
|
| 489 |
filename = "/tmp/rewrite_test"; |
| 490 |
create2(filename); |
| 491 |
policy = "allow_read/write /tmp/rewrite_test"; |
| 492 |
if (write_policy()) { |
| 493 |
char *cp = "deny_rewrite /tmp/rewrite_test\n"; |
| 494 |
write(exception_fd, cp, strlen(cp)); |
| 495 |
policy = "allow_truncate /tmp/rewrite_test"; |
| 496 |
if (write_policy()) { |
| 497 |
int fd; |
| 498 |
|
| 499 |
fd = open(filename, O_RDONLY); |
| 500 |
show_result(fd, 1); |
| 501 |
if (fd != EOF) |
| 502 |
close(fd); |
| 503 |
|
| 504 |
fd = open(filename, O_WRONLY | O_APPEND); |
| 505 |
show_result(fd, 1); |
| 506 |
if (fd != EOF) |
| 507 |
close(fd); |
| 508 |
|
| 509 |
fd = open(filename, O_WRONLY); |
| 510 |
show_result(fd, 0); |
| 511 |
if (fd != EOF) |
| 512 |
close(fd); |
| 513 |
|
| 514 |
fd = open(filename, O_WRONLY | O_TRUNC); |
| 515 |
show_result(fd, 0); |
| 516 |
if (fd != EOF) |
| 517 |
close(fd); |
| 518 |
|
| 519 |
fd = open(filename, O_WRONLY | O_TRUNC | O_APPEND); |
| 520 |
show_result(fd, 0); |
| 521 |
if (fd != EOF) |
| 522 |
close(fd); |
| 523 |
|
| 524 |
show_result(truncate(filename, 0), 0); |
| 525 |
|
| 526 |
cp = "255-MAC_FOR_FILE=disabled\n"; |
| 527 |
write(profile_fd, cp, strlen(cp)); |
| 528 |
fd = open(filename, O_WRONLY | O_APPEND); |
| 529 |
cp = "255-MAC_FOR_FILE=enforcing\n"; |
| 530 |
write(profile_fd, cp, strlen(cp)); |
| 531 |
show_result(ftruncate(fd, 0), 0); |
| 532 |
|
| 533 |
show_result(fcntl(fd, F_SETFL, |
| 534 |
fcntl(fd, F_GETFL) & ~O_APPEND), 0); |
| 535 |
if (fd != EOF) |
| 536 |
close(fd); |
| 537 |
|
| 538 |
delete_policy(); |
| 539 |
} |
| 540 |
policy = "allow_read/write /tmp/rewrite_test"; |
| 541 |
delete_policy(); |
| 542 |
cp = "delete deny_rewrite /tmp/rewrite_test\n"; |
| 543 |
write(exception_fd, cp, strlen(cp)); |
| 544 |
} |
| 545 |
unlink2(filename); |
| 546 |
} |
| 547 |
|
| 548 |
int main(int argc, char *argv[]) |
| 549 |
{ |
| 550 |
char *cp; |
| 551 |
Init(); |
| 552 |
domain_fd = open(proc_policy_domain_policy, O_WRONLY); |
| 553 |
exception_fd = open(proc_policy_exception_policy, O_WRONLY); |
| 554 |
{ |
| 555 |
int self_fd = open(proc_policy_self_domain, O_RDONLY); |
| 556 |
memset(self_domain, 0, sizeof(self_domain)); |
| 557 |
read(self_fd, self_domain, sizeof(self_domain) - 1); |
| 558 |
close(self_fd); |
| 559 |
write(domain_fd, self_domain, strlen(self_domain)); |
| 560 |
cp = " /bin/true\n"; |
| 561 |
write(domain_fd, cp, strlen(cp)); |
| 562 |
write(domain_fd, self_domain, strlen(self_domain)); |
| 563 |
write(domain_fd, "\n", 1); |
| 564 |
cp = "use_profile 255\n"; |
| 565 |
write(domain_fd, cp, strlen(cp)); |
| 566 |
} |
| 567 |
cp = "255-MAX_REJECT_LOG=1024\n"; |
| 568 |
write(profile_fd, cp, strlen(cp)); |
| 569 |
StageFileTest(); |
| 570 |
cp = "use_profile 0\n"; |
| 571 |
write(domain_fd, cp, strlen(cp)); |
| 572 |
ClearStatus(); |
| 573 |
return 0; |
| 574 |
} |
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