forked from mongodb/mongo-go-driver
/
commit_transaction.go
201 lines (166 loc) · 5.45 KB
/
commit_transaction.go
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// Copyright (C) MongoDB, Inc. 2019-present.
//
// 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
package operation
import (
"context"
"errors"
"time"
"github.com/BlackMocca/mongo-go-driver/event"
"github.com/BlackMocca/mongo-go-driver/mongo/description"
"github.com/BlackMocca/mongo-go-driver/mongo/writeconcern"
"github.com/BlackMocca/mongo-go-driver/x/bsonx/bsoncore"
"github.com/BlackMocca/mongo-go-driver/x/mongo/driver"
"github.com/BlackMocca/mongo-go-driver/x/mongo/driver/session"
)
// CommitTransaction attempts to commit a transaction.
type CommitTransaction struct {
maxTime *time.Duration
recoveryToken bsoncore.Document
session *session.Client
clock *session.ClusterClock
monitor *event.CommandMonitor
crypt driver.Crypt
database string
deployment driver.Deployment
selector description.ServerSelector
writeConcern *writeconcern.WriteConcern
retry *driver.RetryMode
serverAPI *driver.ServerAPIOptions
}
// NewCommitTransaction constructs and returns a new CommitTransaction.
func NewCommitTransaction() *CommitTransaction {
return &CommitTransaction{}
}
func (ct *CommitTransaction) processResponse(driver.ResponseInfo) error {
var err error
return err
}
// Execute runs this operations and returns an error if the operation did not execute successfully.
func (ct *CommitTransaction) Execute(ctx context.Context) error {
if ct.deployment == nil {
return errors.New("the CommitTransaction operation must have a Deployment set before Execute can be called")
}
return driver.Operation{
CommandFn: ct.command,
ProcessResponseFn: ct.processResponse,
RetryMode: ct.retry,
Type: driver.Write,
Client: ct.session,
Clock: ct.clock,
CommandMonitor: ct.monitor,
Crypt: ct.crypt,
Database: ct.database,
Deployment: ct.deployment,
MaxTime: ct.maxTime,
Selector: ct.selector,
WriteConcern: ct.writeConcern,
ServerAPI: ct.serverAPI,
}.Execute(ctx)
}
func (ct *CommitTransaction) command(dst []byte, _ description.SelectedServer) ([]byte, error) {
dst = bsoncore.AppendInt32Element(dst, "commitTransaction", 1)
if ct.recoveryToken != nil {
dst = bsoncore.AppendDocumentElement(dst, "recoveryToken", ct.recoveryToken)
}
return dst, nil
}
// MaxTime specifies the maximum amount of time to allow the query to run on the server.
func (ct *CommitTransaction) MaxTime(maxTime *time.Duration) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.maxTime = maxTime
return ct
}
// RecoveryToken sets the recovery token to use when committing or aborting a sharded transaction.
func (ct *CommitTransaction) RecoveryToken(recoveryToken bsoncore.Document) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.recoveryToken = recoveryToken
return ct
}
// Session sets the session for this operation.
func (ct *CommitTransaction) Session(session *session.Client) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.session = session
return ct
}
// ClusterClock sets the cluster clock for this operation.
func (ct *CommitTransaction) ClusterClock(clock *session.ClusterClock) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.clock = clock
return ct
}
// CommandMonitor sets the monitor to use for APM events.
func (ct *CommitTransaction) CommandMonitor(monitor *event.CommandMonitor) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.monitor = monitor
return ct
}
// Crypt sets the Crypt object to use for automatic encryption and decryption.
func (ct *CommitTransaction) Crypt(crypt driver.Crypt) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.crypt = crypt
return ct
}
// Database sets the database to run this operation against.
func (ct *CommitTransaction) Database(database string) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.database = database
return ct
}
// Deployment sets the deployment to use for this operation.
func (ct *CommitTransaction) Deployment(deployment driver.Deployment) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.deployment = deployment
return ct
}
// ServerSelector sets the selector used to retrieve a server.
func (ct *CommitTransaction) ServerSelector(selector description.ServerSelector) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.selector = selector
return ct
}
// WriteConcern sets the write concern for this operation.
func (ct *CommitTransaction) WriteConcern(writeConcern *writeconcern.WriteConcern) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.writeConcern = writeConcern
return ct
}
// Retry enables retryable mode for this operation. Retries are handled automatically in driver.Operation.Execute based
// on how the operation is set.
func (ct *CommitTransaction) Retry(retry driver.RetryMode) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.retry = &retry
return ct
}
// ServerAPI sets the server API version for this operation.
func (ct *CommitTransaction) ServerAPI(serverAPI *driver.ServerAPIOptions) *CommitTransaction {
if ct == nil {
ct = new(CommitTransaction)
}
ct.serverAPI = serverAPI
return ct
}