dt

package
v0.3.3 Latest Latest
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 Go to latest Published: Aug 4, 2022 License: Apache-2.0 Imports: 30 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// CommitRequestPath represents for tcc commit request path
	CommitRequestPath = "tcc_commit_request_path"

	// RollbackRequestPath represents for tcc rollback request path
	RollbackRequestPath = "tcc_rollback_request_path"

	// DefaultRetryDeadThreshold is max retry milliseconds
	DefaultRetryDeadThreshold = 130 * 1000
)
View Source 
const (
	InsertSqlTemplate = "INSERT INTO %s (%s) VALUES (%s)"
	DeleteSqlTemplate = "DELETE FROM %s WHERE `%s` = ?"
	UpdateSqlTemplate = "UPDATE %s SET %s WHERE `%s` = ?"
	SelectSqlTemplate = "SELECT %s FROM %s WHERE `%s` IN %s"
)
View Source 
const (
	DeleteUndoLogByIDSql     = "DELETE FROM undo_log WHERE id = ?"
	DeleteUndoLogByXIDSql    = "DELETE FROM undo_log WHERE xid = ?"
	DeleteUndoLogByCreateSql = "DELETE FROM undo_log WHERE log_created <= ? LIMIT ?"
	InsertUndoLogSql         = `` /* 139-byte string literal not displayed */

	SelectUndoLogSql = `SELECT branch_id, context, rollback_info, log_status FROM undo_log
       WHERE xid = ? ORDER BY id DESC FOR UPDATE`
)

Variables

View Source 
var (
	VarHost        = "host"
	VarQueryString = "queryString"
)

Functions

func BuildDeleteUndoSql added in v0.1.1 

func BuildDeleteUndoSql(undoLog *undolog.SqlUndoLog) string

func BuildInsertUndoSql added in v0.1.1 

func BuildInsertUndoSql(undoLog *undolog.SqlUndoLog) string

func BuildUpdateUndoSql added in v0.1.1 

func BuildUpdateUndoSql(undoLog *undolog.SqlUndoLog) string

func InitDistributedTransactionManager 

func InitDistributedTransactionManager(conf *config.DistributedTransaction)

Types

type BuildUndoSql 

type BuildUndoSql func(undoLog undolog.SqlUndoLog) string

type DistributedTransactionManager 

type DistributedTransactionManager struct {
	// contains filtered or unexported fields
}

func GetDistributedTransactionManager 

func GetDistributedTransactionManager() *DistributedTransactionManager

func (*DistributedTransactionManager) Begin 

func (manager *DistributedTransactionManager) Begin(ctx context.Context, transactionName string, timeout int32) (string, error)

func (*DistributedTransactionManager) BranchRegister 

func (manager *DistributedTransactionManager) BranchRegister(ctx context.Context, in *api.BranchRegisterRequest) (string, int64, error)

func (*DistributedTransactionManager) BranchReport 

func (manager *DistributedTransactionManager) BranchReport(ctx context.Context, branchID string, status api.BranchSession_BranchStatus) error

func (*DistributedTransactionManager) Commit 

func (manager *DistributedTransactionManager) Commit(ctx context.Context, xid string) (api.GlobalSession_GlobalStatus, error)

func (*DistributedTransactionManager) IsLockable 

func (manager *DistributedTransactionManager) IsLockable(ctx context.Context, resourceID, lockKey string) (bool, error)

func (*DistributedTransactionManager) IsLockableWithXID added in v0.2.2 

func (manager *DistributedTransactionManager) IsLockableWithXID(ctx context.Context, resourceID, lockKey, xid string) (bool, error)

func (*DistributedTransactionManager) IsRollingBackDead 

func (manager *DistributedTransactionManager) IsRollingBackDead(bs *api.BranchSession) bool

func (*DistributedTransactionManager) ReleaseLockKeys 

func (manager *DistributedTransactionManager) ReleaseLockKeys(ctx context.Context, resourceID string, lockKeys []string) (bool, error)

func (*DistributedTransactionManager) Rollback 

func (manager *DistributedTransactionManager) Rollback(ctx context.Context, xid string) (api.GlobalSession_GlobalStatus, error)

type MysqlUndoExecutor 

type MysqlUndoExecutor struct {
	// contains filtered or unexported fields
}

func NewMysqlUndoExecutor 

func NewMysqlUndoExecutor(undoLog *undolog.SqlUndoLog) MysqlUndoExecutor

func (MysqlUndoExecutor) Execute 

func (executor MysqlUndoExecutor) Execute(tx proto.Tx) error

type MysqlUndoLogManager 

type MysqlUndoLogManager struct {
}

func GetUndoLogManager 

func GetUndoLogManager() MysqlUndoLogManager

func (MysqlUndoLogManager) DeleteUndoLogByID 

func (manager MysqlUndoLogManager) DeleteUndoLogByID(db proto.DB, id int64) error

func (MysqlUndoLogManager) DeleteUndoLogByLogCreated 

func (manager MysqlUndoLogManager) DeleteUndoLogByLogCreated(db proto.DB, logCreated time.Time, limitRows int) error

func (MysqlUndoLogManager) DeleteUndoLogByXID 

func (manager MysqlUndoLogManager) DeleteUndoLogByXID(db proto.DB, xid string) error

func (MysqlUndoLogManager) InsertUndoLogWithGlobalFinished 

func (manager MysqlUndoLogManager) InsertUndoLogWithGlobalFinished(conn proto.Connection, xid string, branchID int64, undoLog *undolog.SqlUndoLog) error

func (MysqlUndoLogManager) InsertUndoLogWithNormal 

func (manager MysqlUndoLogManager) InsertUndoLogWithNormal(conn proto.Connection, xid string, branchID int64, undoLog *undolog.SqlUndoLog) error

func (MysqlUndoLogManager) Undo 

func (manager MysqlUndoLogManager) Undo(db proto.DB, xid string) ([]string, error)

type RequestContext 

type RequestContext struct {
	ActionContext map[string]string
	Headers       map[string]string
	Body          []byte
}

func (*RequestContext) Decode 

func (ctx *RequestContext) Decode(b []byte) error

func (*RequestContext) Encode 

func (ctx *RequestContext) Encode() ([]byte, error)

type State 

type State byte
const (
	Normal State = iota
	GlobalFinished
)

func (State) String 

func (state State) String() string

Source Files

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Directories

Path Synopsis
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