| /** |
| * 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 __LOG_CATCHUP_HPP__ |
| #define __LOG_CATCHUP_HPP__ |
| |
| #include <stdint.h> |
| |
| #include <process/future.hpp> |
| #include <process/shared.hpp> |
| |
| #include <stout/duration.hpp> |
| #include <stout/interval.hpp> |
| #include <stout/nothing.hpp> |
| #include <stout/option.hpp> |
| |
| #include "log/network.hpp" |
| #include "log/replica.hpp" |
| |
| namespace mesos { |
| namespace internal { |
| namespace log { |
| |
| // Catches-up a set of log positions in the local replica. The user of |
| // this function can provide a hint on the proposal number that will |
| // be used for Paxos. This could potentially save us a few Paxos |
| // rounds. However, if the user has no idea what proposal number to |
| // use, he can just use none. We also allow the user to specify a |
| // timeout for the catch-up operation on each position and retry the |
| // operation if timeout happens. This can help us tolerate network |
| // blips. |
| extern process::Future<Nothing> catchup( |
| size_t quorum, |
| const process::Shared<Replica>& replica, |
| const process::Shared<Network>& network, |
| const Option<uint64_t>& proposal, |
| const IntervalSet<uint64_t>& positions, |
| const Duration& timeout = Seconds(10)); |
| |
| } // namespace log { |
| } // namespace internal { |
| } // namespace mesos { |
| |
| #endif // __LOG_CATCHUP_HPP__ |