// Copyright 2018 The gVisor Authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef GVISOR_TEST_UTIL_MOUNT_UTIL_H_ #define GVISOR_TEST_UTIL_MOUNT_UTIL_H_ #include <errno.h> #include <sys/mount.h> #include <functional> #include <string> #include "gmock/gmock.h" #include "test/util/cleanup.h" #include "test/util/posix_error.h" #include "test/util/test_util.h" namespace gvisor { namespace testing { // Mount mounts the filesystem, and unmounts when the returned reference is // destroyed. inline PosixErrorOr<Cleanup> Mount(const std::string& source, const std::string& target, const std::string& fstype, uint64_t mountflags, const std::string& data, uint64_t umountflags) { if (mount(source.c_str(), target.c_str(), fstype.c_str(), mountflags, data.c_str()) == -1) { return PosixError(errno, "mount failed"); } return Cleanup([target, umountflags]() { EXPECT_THAT(umount2(target.c_str(), umountflags), SyscallSucceeds()); }); } } // namespace testing } // namespace gvisor #endif // GVISOR_TEST_UTIL_MOUNT_UTIL_H_