Contents

//
//
// Copyright 2016 gRPC 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.
//
//

#include <grpc/support/port_platform.h>

#include "src/core/lib/backoff/backoff.h"

#include <algorithm>

namespace grpc_core {

BackOff::BackOff(const Options& options) : options_(options) { Reset(); }

Timestamp BackOff::NextAttemptTime() {
  if (initial_) {
    initial_ = false;
    return current_backoff_ + Timestamp::Now();
  }
  current_backoff_ = std::min(current_backoff_ * options_.multiplier(),
                              options_.max_backoff());
  const Duration jitter = Duration::FromSecondsAsDouble(
      absl::Uniform(rand_gen_, -options_.jitter() * current_backoff_.seconds(),
                    options_.jitter() * current_backoff_.seconds()));
  return Timestamp::Now() + current_backoff_ + jitter;
}

void BackOff::Reset() {
  current_backoff_ = options_.initial_backoff();
  initial_ = true;
}

}  // namespace grpc_core

Version data entries

34 entries across 34 versions & 1 rubygems

Version	Path
grpc-1.58.3	src/core/lib/backoff/backoff.cc
grpc-1.59.5	src/core/lib/backoff/backoff.cc
grpc-1.60.2	src/core/lib/backoff/backoff.cc
grpc-1.61.3	src/core/lib/backoff/backoff.cc
grpc-1.62.3	src/core/lib/backoff/backoff.cc
grpc-1.63.2	src/core/lib/backoff/backoff.cc
grpc-1.63.0	src/core/lib/backoff/backoff.cc
grpc-1.62.0	src/core/lib/backoff/backoff.cc
grpc-1.62.0.pre1	src/core/lib/backoff/backoff.cc
grpc-1.61.0	src/core/lib/backoff/backoff.cc
grpc-1.61.0.pre2	src/core/lib/backoff/backoff.cc
grpc-1.60.0	src/core/lib/backoff/backoff.cc
grpc-1.60.0.pre1	src/core/lib/backoff/backoff.cc
grpc-1.59.2	src/core/lib/backoff/backoff.cc
grpc-1.59.0	src/core/lib/backoff/backoff.cc
grpc-1.58.0	src/core/lib/backoff/backoff.cc
grpc-1.58.0.pre1	src/core/lib/backoff/backoff.cc
grpc-1.57.0	src/core/lib/backoff/backoff.cc
grpc-1.54.3	src/core/lib/backoff/backoff.cc
grpc-1.53.2	src/core/lib/backoff/backoff.cc