YugabyteDB (2.13.1.0-b60, 21121d69985fbf76aa6958d8f04a9bfa936293b5)

// Copyright (c) YugaByte, Inc.

//

// 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 "yb/common/clock.h"

#include <thread>

#include "yb/util/result.h"

#include "yb/util/status_format.h"

using namespace std::literals;

DEFINE_uint64(wait_hybrid_time_sleep_interval_us, 10000,

              "Sleep interval in microseconds that will be used while waiting for specific "

                  "hybrid time.");

namespace yb {

Result<HybridTime> WaitUntil(ClockBase* clock, HybridTime hybrid_time, CoarseTimePoint deadline) {

  auto ht_now = clock->Now();

  while (ht_now < hybrid_time) {

    if (CoarseMonoClock::now() > deadline) {

      return STATUS_FORMAT(TimedOut, "Timed out waiting for $0, now $1", deadline, ht_now);

    }

    auto delta_micros = hybrid_time.GetPhysicalValueMicros() - ht_now.GetPhysicalValueMicros();

    std::this_thread::sleep_for(

        std::max(FLAGS_wait_hybrid_time_sleep_interval_us, delta_micros) * 1us);

    ht_now = clock->Now();

  }

  return ht_now;

}

} // namespace yb