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_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_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();
}