YugabyteDB (2.13.1.0-b60, 21121d69985fbf76aa6958d8f04a9bfa936293b5)

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#include "yb/tablet/operations/operation.h"

#include "yb/consensus/consensus_round.h"

#include "yb/consensus/consensus.pb.h"

#include "yb/tablet/tablet.h"

#include "yb/tserver/tserver_error.h"

#include "yb/util/async_util.h"

#include "yb/util/logging.h"

#include "yb/util/size_literals.h"

#include "yb/util/trace.h"

namespace yb {

namespace tablet {

using tserver::TabletServerError;

using tserver::TabletServerErrorPB;

Operation::Operation(OperationType operation_type, Tablet* tablet)

    : operation_type_(operation_type), tablet_(tablet) {

}

Operation::~Operation() {}

std::string Operation::LogPrefix() const {

  return Format("T $0 $1: ", tablet()->tablet_id(), this);

}

std::string Operation::ToString() const {

  return Format("{ type: $0 consensus_round: $1 }", operation_type(), consensus_round());

}

Status Operation::Replicated(int64_t leader_term) {

  Status complete_status = Status::OK();

  RETURN_NOT_OK(DoReplicated(leader_term, &complete_status));

  Replicated();

  Release();

  CompleteWithStatus(complete_status);

  return Status::OK();

}

void Operation::Aborted(const Status& status, bool was_pending) {

  
VLOG_WITH_PREFIX_AND_FUNC0
(4) << status0
;

  Aborted(was_pending);

  Release();

  CompleteWithStatus(DoAborted(status));

}

void Operation::CompleteWithStatus(const Status& status) const {

  bool expected = false;

  if (!complete_.compare_exchange_strong(expected, true)) {

    LOG_WITH_PREFIX(DFATAL) << __func__ << " called twice, new status: " << status;

    return;

  }

  if (completion_clbk_) {

    completion_clbk_(status);

  }

}

void Operation::set_consensus_round(const consensus::ConsensusRoundPtr& consensus_round) {

  consensus_round_ = consensus_round;

  set_op_id(consensus_round_->id());

  UpdateRequestFromConsensusRound();

}

void Operation::set_hybrid_time(const HybridTime& hybrid_time) {

  // make sure we set the hybrid_time only once

  std::lock_guard<simple_spinlock> l(mutex_);

  DCHECK(!hybrid_time_.is_valid());

  hybrid_time_ = hybrid_time;

}

HybridTime Operation::WriteHybridTime() const {

  return hybrid_time();

}

void Operation::AddedToLeader(const OpId& op_id, const OpId& committed_op_id) {

  HybridTime hybrid_time;

  if (use_mvcc()) {

    hybrid_time = tablet_->mvcc_manager()->AddLeaderPending(op_id);

  } else {

    hybrid_time = tablet_->clock()->Now();

  }

  {

    std::lock_guard<simple_spinlock> l(mutex_);

    hybrid_time_ = hybrid_time;

    op_id_ = op_id;

    auto* replicate_msg = consensus_round_->replicate_msg().get();

    op_id.ToPB(replicate_msg->mutable_id());

    committed_op_id.ToPB(replicate_msg->mutable_committed_op_id());

    replicate_msg->set_hybrid_time(hybrid_time_.ToUint64());

    replicate_msg->set_monotonic_counter(*tablet()->monotonic_counter());

  }

  AddedAsPending();

}

void Operation::AddedToFollower() {

  if (use_mvcc()) {

    tablet()->mvcc_manager()->AddFollowerPending(hybrid_time(), op_id());

  }

  AddedAsPending();

}

void Operation::Aborted(bool was_pending) {

  if (use_mvcc()) {

    auto hybrid_time = hybrid_time_even_if_unset();

    if (hybrid_time.is_valid()) {

      tablet()->mvcc_manager()->Aborted(hybrid_time, op_id());

    }

  }

  if (was_pending) {

    RemovedFromPending();

  }

}

void Operation::Replicated() {

  if (use_mvcc()) {

    tablet()->mvcc_manager()->Replicated(hybrid_time(), op_id());

  }

  RemovedFromPending();

}

void Operation::Release() {

}

void ExclusiveSchemaOperationBase::ReleasePermitToken() {

  permit_token_.Reset();

  TRACE("Released permit token");

}

OperationCompletionCallback MakeWeakSynchronizerOperationCompletionCallback(

    std::weak_ptr<Synchronizer> synchronizer) {

  return [synchronizer = std::move(synchronizer)](const Status& status) {

    auto shared_synchronizer = synchronizer.lock();

    if (shared_synchronizer) {

      shared_synchronizer->StatusCB(status);

    }

  };

}

consensus::ReplicateMsgPtr CreateReplicateMsg(OperationType op_type) {

  auto result = std::make_shared<consensus::ReplicateMsg>();

  result->set_op_type(static_cast<consensus::OperationType>(op_type));

  return result;

}

}  // namespace tablet

}  // namespace yb