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/* SPDX-License-Identifier: LGPL-2.1-only */
/**
* libcgroup googletest for cgroup_chown_chmod_tasks()
*
* Copyright (c) 2020 Oracle and/or its affiliates.
* Author: Tom Hromatka <tom.hromatka@oracle.com>
*/
#include <ftw.h>
#include "gtest/gtest.h"
#include "libcgroup-internal.h"
static const char * const PARENT_DIR = "test010cgroup";
static const mode_t MODE = S_IRWXU | S_IRWXG | S_IRWXO;
class ChownChmodTasksTest : public ::testing::Test {
protected:
void SetUp() override {
char tasks_path[FILENAME_MAX];
int ret;
FILE *f;
ret = mkdir(PARENT_DIR, MODE);
ASSERT_EQ(ret, 0);
memset(tasks_path, 0, sizeof(tasks_path));
ret = snprintf(tasks_path, FILENAME_MAX - 1, "%s/tasks",
PARENT_DIR);
ASSERT_GT(ret, 0);
f = fopen(tasks_path, "w");
fclose(f);
}
/*
* https://stackoverflow.com/questions/5467725/how-to-delete-a-directory-and-its-contents-in-posix-c
*/
static int unlink_cb(const char *fpath, const struct stat *sb, int typeflag,
struct FTW *ftwbuf)
{
return remove(fpath);
}
int rmrf(const char * const path)
{
return nftw(path, unlink_cb, 64, FTW_DEPTH | FTW_PHYS);
}
void TearDown() override {
int ret;
ret = rmrf(PARENT_DIR);
ASSERT_EQ(ret, 0);
}
};
TEST_F(ChownChmodTasksTest, SuccessfulChownChmod)
{
mode_t mode = S_IRUSR | S_IWUSR | S_IWGRP | S_IROTH;
char tasks_path[FILENAME_MAX];
uid_t uid = getuid();
gid_t gid = getgid();
struct stat statbuf;
int ret;
ret = cgroup_chown_chmod_tasks(PARENT_DIR, uid, gid, mode);
ASSERT_EQ(ret, 0);
memset(tasks_path, 0, sizeof(tasks_path));
ret = snprintf(tasks_path, FILENAME_MAX - 1, "%s/tasks",
PARENT_DIR);
ASSERT_GT(ret, 0);
ret = stat(tasks_path, &statbuf);
ASSERT_EQ(ret, 0);
ASSERT_EQ(statbuf.st_uid, uid);
ASSERT_EQ(statbuf.st_gid, gid);
ASSERT_EQ(statbuf.st_mode & 0777, mode);
}
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