| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 __VOLUME_GID_MANAGER_HPP__ |
| #define __VOLUME_GID_MANAGER_HPP__ |
| |
| #include <process/future.hpp> |
| #include <process/process.hpp> |
| |
| #include <stout/nothing.hpp> |
| #include <stout/try.hpp> |
| |
| #include "slave/flags.hpp" |
| |
| #ifndef __WINDOWS__ |
| #include "slave/volume_gid_manager/state.hpp" |
| #endif // __WINDOWS__ |
| |
| namespace mesos { |
| namespace internal { |
| namespace slave { |
| |
| // Forward declaration. |
| class VolumeGidManagerProcess; |
| |
| |
| // Manages the allocation of owner group IDs for shared |
| // persistent volumes and SANDBOX_PATH volume of PARENT type. |
| class VolumeGidManager |
| { |
| #ifndef __WINDOWS__ |
| public: |
| static Try<VolumeGidManager*> create(const Flags& flags); |
| |
| ~VolumeGidManager(); |
| |
| process::Future<Nothing> recover(bool rebooted) const; |
| |
| process::Future<gid_t> allocate( |
| const std::string& path, |
| VolumeGidInfo::Type type) const; |
| |
| process::Future<Nothing> deallocate(const std::string& path) const; |
| |
| private: |
| explicit VolumeGidManager( |
| const process::Owned<VolumeGidManagerProcess>& process); |
| |
| process::Owned<VolumeGidManagerProcess> process; |
| #endif // __WINDOWS__ |
| }; |
| |
| } // namespace slave { |
| } // namespace internal { |
| } // namespace mesos { |
| |
| #endif // __VOLUME_GID_MANAGER_HPP__ |