static void test_perms(void) {
size_t i;
struct stat info;
struct {
const char *dir;
const char *file;
} paths[] = {
{"/newfile","/newfile/test"},
{"/sys/newfile","/sys/newfile/test"}
};
test_caseStart("Testing permissions");
for(i = 0; i < ARRAY_SIZE(paths); i++) {
/* create new file */
fs_createFile(paths[i].dir,"foobar");
test_assertInt(chmod(paths[i].dir,0600),0);
test_assertInt(chown(paths[i].dir,1,1),0);
/* I'm the owner */
RUN_IN_CHILD(
test_assertInt(setgid(1),0);
test_assertInt(setuid(1),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCan(paths[i].dir,O_WRITE);
);
/* I'm NOT the owner */
RUN_IN_CHILD(
test_assertInt(setgid(1),0);
test_assertInt(setuid(2),0);
test_assertCanNot(paths[i].dir,O_READ,-EACCES);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
);
static void test_basics(void) {
struct stat info1;
struct stat info2;
test_caseStart("Testing fs");
test_assertInt(mkdir("/newdir",DIR_DEF_MODE),0);
fs_createFile("/newdir/file1","foobar");
fs_readFile("/newdir/file1","foobar");
test_assertInt(link("/newdir/file1","/newdir/file2"),0);
test_assertInt(stat("/newdir/file1",&info1),0);
test_assertInt(stat("/newdir/file2",&info2),0);
test_assertInt(memcmp(&info1,&info2,sizeof(struct stat)),0);
test_assertUInt(info1.st_nlink,2);
test_assertInt(unlink("/newdir/file1"),0);
test_assertInt(rmdir("/newdir"),-ENOTEMPTY);
test_assertInt(stat("/newdir/file1",&info1),-ENOENT);
test_assertInt(stat("/newdir/file2",&info2),0);
test_assertUInt(info2.st_nlink,1);
test_assertInt(unlink("/newdir/file2"),0);
test_assertInt(rmdir("/newdir"),0);
int fd = open("/",O_RDONLY);
test_assertTrue(fd >= 0);
test_assertInt(syncfs(fd),0);
close(fd);
test_caseSucceeded();
}
static void test_rename(void) {
test_caseStart("Testing rename()");
fs_createFile("/newfile","test!");
test_assertCan("/newfile",O_READ);
test_assertInt(rename("/newfile","/newerfile"),0);
test_assertCanNot("/newfile",O_READ,-ENOENT);
test_assertInt(unlink("/newerfile"),0);
test_assertCanNot("/newerfile",O_READ,-ENOENT);
test_caseSucceeded();
}
static void test_basics(void) {
struct stat info1;
struct stat info2;
test_caseStart("Testing fs");
test_assertInt(mkdir("/newdir",DIR_DEF_MODE),0);
fs_createFile("/newdir/file1","foobar");
fs_readFile("/newdir/file1","foobar");
test_assertInt(link("/newdir/file1","/newdir/file2"),0);
test_assertInt(stat("/newdir/file1",&info1),0);
test_assertInt(stat("/newdir/file2",&info2),0);
// compare elements individually, because the structs might contain uninitialized padding
test_assertUInt(info1.st_atime,info2.st_atime);
test_assertUInt(info1.st_mtime,info2.st_mtime);
test_assertUInt(info1.st_ctime,info2.st_ctime);
test_assertUInt(info1.st_blocks,info2.st_blocks);
test_assertUInt(info1.st_blksize,info2.st_blksize);
test_assertUInt(info1.st_dev,info2.st_dev);
test_assertUInt(info1.st_uid,info2.st_uid);
test_assertUInt(info1.st_gid,info2.st_gid);
test_assertUInt(info1.st_ino,info2.st_ino);
test_assertUInt(info1.st_nlink,info2.st_nlink);
test_assertUInt(info1.st_mode,info2.st_mode);
test_assertUInt(info1.st_size,info2.st_size);
test_assertUInt(info1.st_nlink,2);
test_assertInt(unlink("/newdir/file1"),0);
test_assertInt(rmdir("/newdir"),-ENOTEMPTY);
test_assertInt(stat("/newdir/file1",&info1),-ENOENT);
test_assertInt(stat("/newdir/file2",&info2),0);
test_assertUInt(info2.st_nlink,1);
test_assertInt(unlink("/newdir/file2"),0);
test_assertInt(rmdir("/newdir"),0);
int fd = open("/",O_RDONLY);
test_assertTrue(fd >= 0);
test_assertInt(syncfs(fd),0);
close(fd);
test_caseSucceeded();
}
static void test_perms(void) {
size_t i;
struct stat info;
struct {
const char *dir;
const char *file;
} paths[] = {
{"/newfile","/newfile/test"},
{"/sys/newfile","/sys/newfile/test"}
};
test_caseStart("Testing permissions");
for(i = 0; i < ARRAY_SIZE(paths); i++) {
/* create new file */
fs_createFile(paths[i].dir,"foobar");
test_assertInt(chmod(paths[i].dir,0600),0);
test_assertInt(chown(paths[i].dir,1,1),0);
/* I'm the owner */
test_assertInt(setegid(1),0);
test_assertInt(seteuid(1),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCan(paths[i].dir,O_WRITE);
/* I'm NOT the owner */
test_assertInt(seteuid(0),0);
test_assertInt(seteuid(2),0);
test_assertCanNot(paths[i].dir,O_READ,-EACCES);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
/* give group read-perm */
test_assertInt(seteuid(0),0);
test_assertInt(chmod(paths[i].dir,0640),0);
test_assertInt(seteuid(2),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
/* neither owner nor group */
test_assertInt(seteuid(0),0);
test_assertInt(setegid(0),0);
test_assertInt(setegid(2),0);
test_assertInt(seteuid(2),0);
test_assertCanNot(paths[i].dir,O_READ,-EACCES);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
/* give others read+write perm */
test_assertInt(seteuid(0),0);
test_assertInt(chmod(paths[i].dir,0646),0);
test_assertInt(seteuid(2),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCan(paths[i].dir,O_WRITE);
/* delete it */
test_assertInt(seteuid(0),0);
test_assertInt(unlink(paths[i].dir),0);
/* create new folder */
test_assertInt(mkdir(paths[i].dir,DIR_DEF_MODE),0);
test_assertInt(chmod(paths[i].dir,0700),0);
test_assertInt(chown(paths[i].dir,1,1),0);
/* I'm the owner */
test_assertInt(setegid(1),0);
test_assertInt(seteuid(1),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCan(paths[i].dir,O_WRITE);
fs_createFile(paths[i].file,"foo");
test_assertInt(stat(paths[i].file,&info),0);
/* I'm NOT the owner */
test_assertInt(seteuid(0),0);
test_assertInt(seteuid(2),0);
test_assertCanNot(paths[i].dir,O_READ,-EACCES);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
test_assertInt(stat(paths[i].file,&info),-EACCES);
/* give group read-perm */
test_assertInt(seteuid(0),0);
test_assertInt(chmod(paths[i].dir,0740),0);
test_assertInt(seteuid(2),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
test_assertInt(stat(paths[i].file,&info),-EACCES);
/* neither owner nor group */
test_assertInt(seteuid(0),0);
test_assertInt(setegid(0),0);
test_assertInt(setegid(2),0);
test_assertInt(seteuid(2),0);
test_assertCanNot(paths[i].dir,O_READ,-EACCES);
test_assertCanNot(paths[i].dir,O_WRITE,-EACCES);
test_assertInt(stat(paths[i].file,&info),-EACCES);
/* give others read+write perm */
test_assertInt(seteuid(0),0);
test_assertInt(chmod(paths[i].dir,0747),0);
test_assertInt(seteuid(2),0);
test_assertCan(paths[i].dir,O_READ);
test_assertCan(paths[i].dir,O_WRITE);
test_assertInt(stat(paths[i].file,&info),0);
/* delete it */
test_assertInt(seteuid(0),0);
test_assertInt(unlink(paths[i].file),0);
test_assertInt(rmdir(paths[i].dir),0);
}
test_caseSucceeded();
}