| // 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 __CSI_CONSTANTS_HPP__ |
| #define __CSI_CONSTANTS_HPP__ |
| |
| #include <stout/duration.hpp> |
| |
| namespace mesos { |
| namespace csi { |
| |
| // The CSI volume manager initially picks a random amount of time between |
| // `[0, b]`, where `b = DEFAULT_RPC_RETRY_BACKOFF_FACTOR`, to retry RPC calls. |
| // Subsequent retries are exponentially backed off based on this interval (e.g., |
| // 2nd retry uses a random value between `[0, b * 2^1]`, 3rd retry between |
| // `[0, b * 2^2]`, etc) up to a maximum of `DEFAULT_RPC_RETRY_INTERVAL_MAX`. |
| // |
| // TODO(chhsiao): Make the retry parameters configurable. |
| constexpr Duration DEFAULT_RPC_RETRY_BACKOFF_FACTOR = Seconds(10); |
| constexpr Duration DEFAULT_RPC_RETRY_INTERVAL_MAX = Minutes(10); |
| |
| } // namespace csi { |
| } // namespace mesos { |
| |
| #endif // __CSI_CONSTANTS_HPP__ |