history

package
v0.3.12 Latest Latest
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 Go to latest Published: May 26, 2018 License: MIT Imports: 37 Imported by: 0

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Index

Constants

View Source 
const (
	TimerTaskStatusNone = iota
	TimerTaskStatusCreated
)

Timer task status

View Source 
const (
	TimerTaskStatusCreatedStartToClose = 1 << iota
	TimerTaskStatusCreatedScheduleToStart
	TimerTaskStatusCreatedScheduleToClose
	TimerTaskStatusCreatedHeartbeat
)

Activity Timer task status

Variables

View Source 
var (
	// ErrTaskRetry is the error indicating that the timer / transfer task should be retried.
	ErrTaskRetry = errors.New("passive task should retry due to condition in mutable state is not met")
	// ErrDuplicate is exported temporarily for integration test
	ErrDuplicate = errors.New("Duplicate task, completing it")
	// ErrConflict is exported temporarily for integration test
	ErrConflict = errors.New("Conditional update failed")
	// ErrMaxAttemptsExceeded is exported temporarily for integration test
	ErrMaxAttemptsExceeded = errors.New("Maximum attempts exceeded to update history")
	// ErrStaleState is the error returned during state update indicating that cached mutable state could be stale
	ErrStaleState = errors.New("Cache mutable state could potentially be stale")
	// ErrActivityTaskNotFound is the error to indicate activity task could be duplicate and activity already completed
	ErrActivityTaskNotFound = &workflow.EntityNotExistsError{Message: "Activity task not found."}
	// ErrWorkflowCompleted is the error to indicate workflow execution already completed
	ErrWorkflowCompleted = &workflow.EntityNotExistsError{Message: "Workflow execution already completed."}
	// ErrWorkflowParent is the error to parent execution is given and mismatch
	ErrWorkflowParent = &workflow.EntityNotExistsError{Message: "Workflow parent does not match."}
	// ErrDeserializingToken is the error to indicate task token is invalid
	ErrDeserializingToken = &workflow.BadRequestError{Message: "Error deserializing task token."}
	// ErrCancellationAlreadyRequested is the error indicating cancellation for target workflow is already requested
	ErrCancellationAlreadyRequested = &workflow.CancellationAlreadyRequestedError{Message: "Cancellation already requested for this workflow execution."}
	// ErrBufferedEventsLimitExceeded is the error indicating limit reached for maximum number of buffered events
	ErrBufferedEventsLimitExceeded = &workflow.LimitExceededError{Message: "Exceeded workflow execution limit for buffered events"}
	// FailedWorkflowCloseState is a set of failed workflow close states, used for start workflow policy
	// for start workflow execution API
	FailedWorkflowCloseState = map[int]bool{
		persistence.WorkflowCloseStatusFailed:     true,
		persistence.WorkflowCloseStatusCanceled:   true,
		persistence.WorkflowCloseStatusTerminated: true,
		persistence.WorkflowCloseStatusTimedOut:   true,
	}
)
View Source 
var (
	// ErrTryLock is a temporary error that is thrown by the API
	// when it loses the race to create workflow execution context
	ErrTryLock = &workflow.InternalServiceError{Message: "Failed to acquire lock, backoff and retry"}
)

Functions

func NewService 

func NewService(params *service.BootstrapParams) common.Daemon

NewService builds a new cadence-history service

Types

type Config added in v0.3.1 

type Config struct {
	NumberOfShards int

	// HistoryCache settings
	HistoryCacheInitialSize int
	HistoryCacheMaxSize     int
	HistoryCacheTTL         time.Duration

	// ShardController settings
	RangeSizeBits        uint
	AcquireShardInterval time.Duration

	// Timeout settings
	DefaultScheduleToStartActivityTimeoutInSecs int32
	DefaultScheduleToCloseActivityTimeoutInSecs int32
	DefaultStartToCloseActivityTimeoutInSecs    int32

	// TimerQueueProcessor settings
	TimerTaskBatchSize                           int
	TimerTaskWorkerCount                         int
	TimerTaskMaxRetryCount                       int
	TimerProcessorGetFailureRetryCount           int
	TimerProcessorCompleteTimerFailureRetryCount int
	TimerProcessorUpdateShardTaskCount           int
	TimerProcessorUpdateAckInterval              time.Duration
	TimerProcessorCompleteTimerInterval          time.Duration
	TimerProcessorMaxPollInterval                time.Duration
	TimerProcessorStandbyTaskDelay               time.Duration

	// TransferQueueProcessor settings
	TransferTaskBatchSize                              int
	TransferProcessorMaxPollRPS                        int
	TransferTaskWorkerCount                            int
	TransferTaskMaxRetryCount                          int
	TransferProcessorCompleteTransferFailureRetryCount int
	TransferProcessorUpdateShardTaskCount              int
	TransferProcessorMaxPollInterval                   time.Duration
	TransferProcessorUpdateAckInterval                 time.Duration
	TransferProcessorCompleteTransferInterval          time.Duration
	TransferProcessorStandbyTaskDelay                  time.Duration

	// ReplicatorQueueProcessor settings
	ReplicatorTaskBatchSize                 int
	ReplicatorTaskWorkerCount               int
	ReplicatorTaskMaxRetryCount             int
	ReplicatorProcessorMaxPollRPS           int
	ReplicatorProcessorUpdateShardTaskCount int
	ReplicatorProcessorMaxPollInterval      time.Duration
	ReplicatorProcessorUpdateAckInterval    time.Duration

	// Persistence settings
	ExecutionMgrNumConns int
	HistoryMgrNumConns   int

	// System Limits
	MaximumBufferedEventsBatch int

	// ShardUpdateMinInterval the minimal time interval which the shard info can be updated
	ShardUpdateMinInterval time.Duration

	// Time to hold a poll request before returning an empty response
	// right now only used by GetMutableState
	LongPollExpirationInterval dynamicconfig.DurationPropertyFn
}

Config represents configuration for cadence-history service

func NewConfig added in v0.3.1 

func NewConfig(dc *dynamicconfig.Collection, numberOfShards int) *Config

NewConfig returns new service config with default values

func (*Config) GetShardID added in v0.3.3 

func (config *Config) GetShardID(workflowID string) int

GetShardID return the corresponding shard ID for a given workflow ID

type Engine 

type Engine interface {
	common.Daemon
	// TODO: Convert workflow.WorkflowExecution to pointer all over the place
	StartWorkflowExecution(request *h.StartWorkflowExecutionRequest) (*workflow.StartWorkflowExecutionResponse,
		error)
	GetMutableState(ctx context.Context, request *h.GetMutableStateRequest) (*h.GetMutableStateResponse, error)
	ResetStickyTaskList(ctx context.Context, resetRequest *h.ResetStickyTaskListRequest) (*h.ResetStickyTaskListResponse, error)
	DescribeWorkflowExecution(ctx context.Context,
		request *h.DescribeWorkflowExecutionRequest) (*workflow.DescribeWorkflowExecutionResponse, error)
	RecordDecisionTaskStarted(ctx context.Context, request *h.RecordDecisionTaskStartedRequest) (*h.RecordDecisionTaskStartedResponse, error)
	RecordActivityTaskStarted(ctx context.Context, request *h.RecordActivityTaskStartedRequest) (*h.RecordActivityTaskStartedResponse, error)
	RespondDecisionTaskCompleted(ctx context.Context, request *h.RespondDecisionTaskCompletedRequest) (*h.RespondDecisionTaskCompletedResponse, error)
	RespondDecisionTaskFailed(ctx context.Context, request *h.RespondDecisionTaskFailedRequest) error
	RespondActivityTaskCompleted(ctx context.Context, request *h.RespondActivityTaskCompletedRequest) error
	RespondActivityTaskFailed(ctx context.Context, request *h.RespondActivityTaskFailedRequest) error
	RespondActivityTaskCanceled(ctx context.Context, request *h.RespondActivityTaskCanceledRequest) error
	RecordActivityTaskHeartbeat(ctx context.Context, request *h.RecordActivityTaskHeartbeatRequest) (*workflow.RecordActivityTaskHeartbeatResponse, error)
	RequestCancelWorkflowExecution(ctx context.Context, request *h.RequestCancelWorkflowExecutionRequest) error
	SignalWorkflowExecution(ctx context.Context, request *h.SignalWorkflowExecutionRequest) error
	SignalWithStartWorkflowExecution(ctx context.Context, request *h.SignalWithStartWorkflowExecutionRequest) (
		*workflow.StartWorkflowExecutionResponse, error)
	RemoveSignalMutableState(ctx context.Context, request *h.RemoveSignalMutableStateRequest) error
	TerminateWorkflowExecution(ctx context.Context, request *h.TerminateWorkflowExecutionRequest) error
	ScheduleDecisionTask(ctx context.Context, request *h.ScheduleDecisionTaskRequest) error
	RecordChildExecutionCompleted(ctx context.Context, request *h.RecordChildExecutionCompletedRequest) error
	ReplicateEvents(request *h.ReplicateEventsRequest) error
}

Engine represents an interface for managing workflow execution history.

func NewEngineWithShardContext 

func NewEngineWithShardContext(shard ShardContext, visibilityMgr persistence.VisibilityManager,
	matching matching.Client, historyClient hc.Client, historyEventNotifier historyEventNotifier, publisher messaging.Producer) Engine

NewEngineWithShardContext creates an instance of history engine

type EngineFactory 

type EngineFactory interface {
	CreateEngine(context ShardContext) Engine
}

EngineFactory is used to create an instance of sharded history engine

type Handler 

type Handler struct {
	service.Service
	// contains filtered or unexported fields
}

Handler - Thrift handler inteface for history service

func NewHandler 

func NewHandler(sVice service.Service, config *Config, shardManager persistence.ShardManager,
	metadataMgr persistence.MetadataManager, visibilityMgr persistence.VisibilityManager,
	historyMgr persistence.HistoryManager, executionMgrFactory persistence.ExecutionManagerFactory) *Handler

NewHandler creates a thrift handler for the history service

func (*Handler) CreateEngine 

func (h *Handler) CreateEngine(context ShardContext) Engine

CreateEngine is implementation for HistoryEngineFactory used for creating the engine instance for shard

func (*Handler) DescribeWorkflowExecution added in v0.3.3 

func (h *Handler) DescribeWorkflowExecution(ctx context.Context, request *hist.DescribeWorkflowExecutionRequest) (*gen.DescribeWorkflowExecutionResponse, error)

DescribeWorkflowExecution returns information about the specified workflow execution.

func (*Handler) GetMutableState added in v0.3.5 

func (h *Handler) GetMutableState(ctx context.Context,
	getRequest *hist.GetMutableStateRequest) (*hist.GetMutableStateResponse, error)

GetMutableState - returns the id of the next event in the execution's history

func (*Handler) Health added in v0.3.0 

func (h *Handler) Health(ctx context.Context) (*health.HealthStatus, error)

Health is for health check

func (*Handler) RecordActivityTaskHeartbeat 

func (h *Handler) RecordActivityTaskHeartbeat(ctx context.Context,
	wrappedRequest *hist.RecordActivityTaskHeartbeatRequest) (*gen.RecordActivityTaskHeartbeatResponse, error)

RecordActivityTaskHeartbeat - Record Activity Task Heart beat.

func (*Handler) RecordActivityTaskStarted 

func (h *Handler) RecordActivityTaskStarted(ctx context.Context,
	recordRequest *hist.RecordActivityTaskStartedRequest) (*hist.RecordActivityTaskStartedResponse, error)

RecordActivityTaskStarted - Record Activity Task started.

func (*Handler) RecordChildExecutionCompleted 

func (h *Handler) RecordChildExecutionCompleted(ctx context.Context, request *hist.RecordChildExecutionCompletedRequest) error

RecordChildExecutionCompleted is used for reporting the completion of child workflow execution to parent. This is mainly called by transfer queue processor during the processing of DeleteExecution task.

func (*Handler) RecordDecisionTaskStarted 

func (h *Handler) RecordDecisionTaskStarted(ctx context.Context,
	recordRequest *hist.RecordDecisionTaskStartedRequest) (*hist.RecordDecisionTaskStartedResponse, error)

RecordDecisionTaskStarted - Record Decision Task started.

func (*Handler) RemoveSignalMutableState added in v0.3.6 

func (h *Handler) RemoveSignalMutableState(ctx context.Context,
	wrappedRequest *hist.RemoveSignalMutableStateRequest) error

RemoveSignalMutableState is used to remove a signal request ID that was previously recorded. This is currently used to clean execution info when signal decision finished.

func (*Handler) ReplicateEvents added in v0.3.11 

func (h *Handler) ReplicateEvents(ctx context.Context, replicateRequest *hist.ReplicateEventsRequest) error

ReplicateEvents is called by processor to replicate history events for passive domains

func (*Handler) RequestCancelWorkflowExecution 

func (h *Handler) RequestCancelWorkflowExecution(ctx context.Context,
	request *hist.RequestCancelWorkflowExecutionRequest) error

RequestCancelWorkflowExecution - requests cancellation of a workflow

func (*Handler) ResetStickyTaskList added in v0.3.7 

func (h *Handler) ResetStickyTaskList(ctx context.Context, resetRequest *hist.ResetStickyTaskListRequest) (*hist.ResetStickyTaskListResponse, error)

ResetStickyTaskList reset the volatile information in mutable state of a given workflow. Volatile information are the information related to client, such as: 1. StickyTaskList 2. StickyScheduleToStartTimeout 3. ClientLibraryVersion 4. ClientFeatureVersion 5. ClientImpl

func (*Handler) RespondActivityTaskCanceled 

func (h *Handler) RespondActivityTaskCanceled(ctx context.Context,
	wrappedRequest *hist.RespondActivityTaskCanceledRequest) error

RespondActivityTaskCanceled - records failure of an activity task

func (*Handler) RespondActivityTaskCompleted 

func (h *Handler) RespondActivityTaskCompleted(ctx context.Context,
	wrappedRequest *hist.RespondActivityTaskCompletedRequest) error

RespondActivityTaskCompleted - records completion of an activity task

func (*Handler) RespondActivityTaskFailed 

func (h *Handler) RespondActivityTaskFailed(ctx context.Context,
	wrappedRequest *hist.RespondActivityTaskFailedRequest) error

RespondActivityTaskFailed - records failure of an activity task

func (*Handler) RespondDecisionTaskCompleted 

func (h *Handler) RespondDecisionTaskCompleted(ctx context.Context,
	wrappedRequest *hist.RespondDecisionTaskCompletedRequest) (*hist.RespondDecisionTaskCompletedResponse, error)

RespondDecisionTaskCompleted - records completion of a decision task

func (*Handler) RespondDecisionTaskFailed added in v0.3.3 

func (h *Handler) RespondDecisionTaskFailed(ctx context.Context,
	wrappedRequest *hist.RespondDecisionTaskFailedRequest) error

RespondDecisionTaskFailed - failed response to decision task

func (*Handler) ScheduleDecisionTask 

func (h *Handler) ScheduleDecisionTask(ctx context.Context, request *hist.ScheduleDecisionTaskRequest) error

ScheduleDecisionTask is used for creating a decision task for already started workflow execution. This is mainly used by transfer queue processor during the processing of StartChildWorkflowExecution task, where it first starts child execution without creating the decision task and then calls this API after updating the mutable state of parent execution.

func (*Handler) SignalWithStartWorkflowExecution added in v0.3.11 

func (h *Handler) SignalWithStartWorkflowExecution(ctx context.Context,
	wrappedRequest *hist.SignalWithStartWorkflowExecutionRequest) (*gen.StartWorkflowExecutionResponse, error)

SignalWithStartWorkflowExecution is used to ensure sending a signal event to a workflow execution. If workflow is running, this results in WorkflowExecutionSignaled event recorded in the history and a decision task being created for the execution. If workflow is not running or not found, this results in WorkflowExecutionStarted and WorkflowExecutionSignaled event recorded in history, and a decision task being created for the execution

func (*Handler) SignalWorkflowExecution 

func (h *Handler) SignalWorkflowExecution(ctx context.Context,
	wrappedRequest *hist.SignalWorkflowExecutionRequest) error

SignalWorkflowExecution is used to send a signal event to running workflow execution. This results in WorkflowExecutionSignaled event recorded in the history and a decision task being created for the execution.

func (*Handler) Start 

func (h *Handler) Start() error

Start starts the handler

func (*Handler) StartWorkflowExecution 

func (h *Handler) StartWorkflowExecution(ctx context.Context,
	wrappedRequest *hist.StartWorkflowExecutionRequest) (*gen.StartWorkflowExecutionResponse, error)

StartWorkflowExecution - creates a new workflow execution

func (*Handler) Stop 

func (h *Handler) Stop()

Stop stops the handler

func (*Handler) TerminateWorkflowExecution 

func (h *Handler) TerminateWorkflowExecution(ctx context.Context,
	wrappedRequest *hist.TerminateWorkflowExecutionRequest) error

TerminateWorkflowExecution terminates an existing workflow execution by recording WorkflowExecutionTerminated event in the history and immediately terminating the execution instance.

type LocalTimerGate added in v0.3.11 

type LocalTimerGate interface {
	TimerGate
	// Close shutdown the timer
	Close()
}

LocalTimerGate interface

func NewLocalTimerGate added in v0.3.11 

func NewLocalTimerGate() LocalTimerGate

NewLocalTimerGate create a new timer gate instance

type LocalTimerGateImpl added in v0.3.11 

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

LocalTimerGateImpl is an timer implementation, which basically is an wrapper of golang's timer and additional feature

func (*LocalTimerGateImpl) Close added in v0.3.11 

func (timerGate *LocalTimerGateImpl) Close()

Close shutdown the timer

func (*LocalTimerGateImpl) FireAfter added in v0.3.11 

func (timerGate *LocalTimerGateImpl) FireAfter(now time.Time) bool

FireAfter check will the timer get fired after a certain time

func (*LocalTimerGateImpl) FireChan added in v0.3.11 

func (timerGate *LocalTimerGateImpl) FireChan() <-chan struct{}

FireChan return the channel which will be fired when time is up

func (*LocalTimerGateImpl) Update added in v0.3.11 

func (timerGate *LocalTimerGateImpl) Update(nextTime time.Time) bool

Update update the timer gate, return true if update is a success success means timer is idle or timer is set with a sooner time to fire

type MockHistoryEngine 

type MockHistoryEngine struct {
	mock.Mock
}

MockHistoryEngine is used as mock implementation for HistoryEngine

func (*MockHistoryEngine) DescribeWorkflowExecution added in v0.3.3 

func (_m *MockHistoryEngine) DescribeWorkflowExecution(ctx context.Context, request *gohistory.DescribeWorkflowExecutionRequest) (*shared.DescribeWorkflowExecutionResponse, error)

DescribeWorkflowExecution is mock implementation for DescribeWorkflowExecution of HistoryEngine

func (*MockHistoryEngine) GetMutableState added in v0.3.5 

func (_m *MockHistoryEngine) GetMutableState(ctx context.Context, request *gohistory.GetMutableStateRequest) (*gohistory.GetMutableStateResponse, error)

GetMutableState is mock implementation for GetMutableState of HistoryEngine

func (*MockHistoryEngine) RecordActivityTaskHeartbeat 

func (_m *MockHistoryEngine) RecordActivityTaskHeartbeat(ctx context.Context, request *gohistory.RecordActivityTaskHeartbeatRequest) (*shared.RecordActivityTaskHeartbeatResponse, error)

RecordActivityTaskHeartbeat is mock implementation for RecordActivityTaskHeartbeat of HistoryEngine

func (*MockHistoryEngine) RecordActivityTaskStarted 

func (_m *MockHistoryEngine) RecordActivityTaskStarted(ctx context.Context, request *gohistory.RecordActivityTaskStartedRequest) (*gohistory.RecordActivityTaskStartedResponse, error)

RecordActivityTaskStarted is mock implementation for RecordActivityTaskStarted of HistoryEngine

func (*MockHistoryEngine) RecordChildExecutionCompleted 

func (_m *MockHistoryEngine) RecordChildExecutionCompleted(ctx context.Context, request *gohistory.RecordChildExecutionCompletedRequest) error

RecordChildExecutionCompleted is mock implementation for CompleteChildExecution of HistoryEngine

func (*MockHistoryEngine) RecordDecisionTaskStarted 

func (_m *MockHistoryEngine) RecordDecisionTaskStarted(ctx context.Context, request *gohistory.RecordDecisionTaskStartedRequest) (*gohistory.RecordDecisionTaskStartedResponse, error)

RecordDecisionTaskStarted is mock implementation for RecordDecisionTaskStarted of HistoryEngine

func (*MockHistoryEngine) RemoveSignalMutableState added in v0.3.6 

func (_m *MockHistoryEngine) RemoveSignalMutableState(ctx context.Context, request *gohistory.RemoveSignalMutableStateRequest) error

RemoveSignalMutableState is mock implementation for RemoveSignalMutableState of HistoryEngine

func (*MockHistoryEngine) ReplicateEvents added in v0.3.11 

func (_m *MockHistoryEngine) ReplicateEvents(request *gohistory.ReplicateEventsRequest) error

ReplicateEvents is mock implementation for ReplicateEvents of HistoryEngine

func (*MockHistoryEngine) RequestCancelWorkflowExecution 

func (_m *MockHistoryEngine) RequestCancelWorkflowExecution(ctx context.Context, request *gohistory.RequestCancelWorkflowExecutionRequest) error

RequestCancelWorkflowExecution is mock implementation for RequestCancelWorkflowExecution of HistoryEngine

func (*MockHistoryEngine) ResetStickyTaskList added in v0.3.7 

func (_m *MockHistoryEngine) ResetStickyTaskList(ctx context.Context, request *gohistory.ResetStickyTaskListRequest) (*gohistory.ResetStickyTaskListResponse, error)

ResetStickyTaskList is mock implementation for ResetStickyTaskList of HistoryEngine

func (*MockHistoryEngine) RespondActivityTaskCanceled 

func (_m *MockHistoryEngine) RespondActivityTaskCanceled(ctx context.Context, request *gohistory.RespondActivityTaskCanceledRequest) error

RespondActivityTaskCanceled is mock implementation for RespondActivityTaskCanceled of HistoryEngine

func (*MockHistoryEngine) RespondActivityTaskCompleted 

func (_m *MockHistoryEngine) RespondActivityTaskCompleted(ctx context.Context, request *gohistory.RespondActivityTaskCompletedRequest) error

RespondActivityTaskCompleted is mock implementation for RespondActivityTaskCompleted of HistoryEngine

func (*MockHistoryEngine) RespondActivityTaskFailed 

func (_m *MockHistoryEngine) RespondActivityTaskFailed(ctx context.Context, request *gohistory.RespondActivityTaskFailedRequest) error

RespondActivityTaskFailed is mock implementation for RespondActivityTaskFailed of HistoryEngine

func (*MockHistoryEngine) RespondDecisionTaskCompleted 

func (_m *MockHistoryEngine) RespondDecisionTaskCompleted(ctx context.Context, request *gohistory.RespondDecisionTaskCompletedRequest) (*gohistory.RespondDecisionTaskCompletedResponse, error)

RespondDecisionTaskCompleted is mock implementation for RespondDecisionTaskCompleted of HistoryEngine

func (*MockHistoryEngine) RespondDecisionTaskFailed added in v0.3.3 

func (_m *MockHistoryEngine) RespondDecisionTaskFailed(ctx context.Context, request *gohistory.RespondDecisionTaskFailedRequest) error

RespondDecisionTaskFailed is mock implementation for RespondDecisionTaskFailed of HistoryEngine

func (*MockHistoryEngine) ScheduleDecisionTask 

func (_m *MockHistoryEngine) ScheduleDecisionTask(ctx context.Context, request *gohistory.ScheduleDecisionTaskRequest) error

ScheduleDecisionTask is mock implementation for ScheduleDecisionTask of HistoryEngine

func (*MockHistoryEngine) SignalWithStartWorkflowExecution added in v0.3.11 

func (_m *MockHistoryEngine) SignalWithStartWorkflowExecution(ctx context.Context, request *gohistory.SignalWithStartWorkflowExecutionRequest) (
	*shared.StartWorkflowExecutionResponse, error)

SignalWithStartWorkflowExecution is mock implementation for SignalWithStartWorkflowExecution of HistoryEngine

func (*MockHistoryEngine) SignalWorkflowExecution 

func (_m *MockHistoryEngine) SignalWorkflowExecution(ctx context.Context, request *gohistory.SignalWorkflowExecutionRequest) error

SignalWorkflowExecution is mock implementation for SignalWorkflowExecution of HistoryEngine

func (*MockHistoryEngine) Start 

func (_m *MockHistoryEngine) Start()

Start is mock implementation for Start for HistoryEngine

func (*MockHistoryEngine) StartWorkflowExecution 

func (_m *MockHistoryEngine) StartWorkflowExecution(request *gohistory.StartWorkflowExecutionRequest) (*shared.StartWorkflowExecutionResponse, error)

StartWorkflowExecution is mock implementation for StartWorkflowExecution of HistoryEngine

func (*MockHistoryEngine) Stop 

func (_m *MockHistoryEngine) Stop()

Stop is mock implementation for Stop of HistoryEngine

func (*MockHistoryEngine) TerminateWorkflowExecution 

func (_m *MockHistoryEngine) TerminateWorkflowExecution(ctx context.Context, request *gohistory.TerminateWorkflowExecutionRequest) error

TerminateWorkflowExecution is mock implementation for TerminateWorkflowExecution of HistoryEngine

type MockHistoryEngineFactory 

type MockHistoryEngineFactory struct {
	mock.Mock
}

MockHistoryEngineFactory is mock implementation for HistoryEngineFactory

func (*MockHistoryEngineFactory) CreateEngine 

func (_m *MockHistoryEngineFactory) CreateEngine(context ShardContext) Engine

CreateEngine is mock implementation for CreateEngine of HistoryEngineFactory

type MockProcessor added in v0.3.12 

type MockProcessor struct {
	mock.Mock
}

MockProcessor is used as mock implementation for Processor

type MockQueueAckMgr added in v0.3.12 

type MockQueueAckMgr struct {
	mock.Mock
}

MockQueueAckMgr is used as mock implementation for QueueAckMgr

type MockTimerQueueAckMgr added in v0.3.11 

type MockTimerQueueAckMgr struct {
	mock.Mock
}

MockTimerQueueAckMgr is used as mock implementation for TimerQueueAckMgr

type MockTimerQueueProcessor added in v0.3.12 

type MockTimerQueueProcessor struct {
	mock.Mock
}

MockTimerQueueProcessor is used as mock implementation for Processor

func (*MockTimerQueueProcessor) FailoverDomain added in v0.3.12 

func (_m *MockTimerQueueProcessor) FailoverDomain(domainID string, standbyClusterName string)

FailoverDomain is mock implementation for FailoverDomain of Processor

func (*MockTimerQueueProcessor) NotifyNewTimers added in v0.3.12 

func (_m *MockTimerQueueProcessor) NotifyNewTimers(clusterName string, currentTime time.Time, timerTask []persistence.Task)

NotifyNewTimers is mock implementation for NotifyNewTimers of Processor

func (*MockTimerQueueProcessor) Start added in v0.3.12 

func (_m *MockTimerQueueProcessor) Start()

Start is mock implementation for Start of Processor

func (*MockTimerQueueProcessor) Stop added in v0.3.12 

func (_m *MockTimerQueueProcessor) Stop()

Stop is mock implementation for Stop of Processor

type MockTransferQueueProcessor added in v0.3.12 

type MockTransferQueueProcessor struct {
	mock.Mock
}

MockTransferQueueProcessor is used as mock implementation for Processor

func (*MockTransferQueueProcessor) FailoverDomain added in v0.3.12 

func (_m *MockTransferQueueProcessor) FailoverDomain(domainID string, standbyClusterName string)

FailoverDomain is mock implementation for FailoverDomain of Processor

func (*MockTransferQueueProcessor) NotifyNewTask added in v0.3.12 

func (_m *MockTransferQueueProcessor) NotifyNewTask(clusterName string, currentTime time.Time, transferTask []persistence.Task)

NotifyNewTask is mock implementation for NotifyNewTask of Processor

func (*MockTransferQueueProcessor) Start added in v0.3.12 

func (_m *MockTransferQueueProcessor) Start()

Start is mock implementation for Start of Processor

func (*MockTransferQueueProcessor) Stop added in v0.3.12 

func (_m *MockTransferQueueProcessor) Stop()

Stop is mock implementation for Stop of Processor

type QueueProcessorOptions added in v0.3.11 

type QueueProcessorOptions struct {
	BatchSize            int
	WorkerCount          int
	MaxPollRPS           int
	MaxPollInterval      time.Duration
	UpdateAckInterval    time.Duration
	MaxRetryCount        int
	MetricScope          int
	UpdateShardTaskCount int
}

QueueProcessorOptions is options passed to queue processor implementation

type RemoteTimerGate added in v0.3.11 

type RemoteTimerGate interface {
	TimerGate
	// SetCurrentTime set the current time, and additionally fire the fire chan
	// if new "current" time is after the next wake up time, return true if
	// "current" is antually updated
	SetCurrentTime(nextTime time.Time) bool
}

RemoteTimerGate interface

func NewRemoteTimerGate added in v0.3.11 

func NewRemoteTimerGate() RemoteTimerGate

NewRemoteTimerGate create a new timer gate instance

type RemoteTimerGateImpl added in v0.3.11 

type RemoteTimerGateImpl struct {

	// lock for timer and next wake up time
	sync.Mutex
	// contains filtered or unexported fields
}

RemoteTimerGateImpl is an timer implementation, which basically is an wrapper of golang's timer and additional feature

func (*RemoteTimerGateImpl) FireAfter added in v0.3.11 

func (timerGate *RemoteTimerGateImpl) FireAfter(now time.Time) bool

FireAfter check will the timer get fired after a certain time

func (*RemoteTimerGateImpl) FireChan added in v0.3.11 

func (timerGate *RemoteTimerGateImpl) FireChan() <-chan struct{}

FireChan return the channel which will be fired when time is up

func (*RemoteTimerGateImpl) SetCurrentTime added in v0.3.11 

func (timerGate *RemoteTimerGateImpl) SetCurrentTime(currentTime time.Time) bool

SetCurrentTime set the current time, and additionally fire the fire chan if new "current" time is after the next wake up time, return true if "current" is antually updated

func (*RemoteTimerGateImpl) Update added in v0.3.11 

func (timerGate *RemoteTimerGateImpl) Update(nextTime time.Time) bool

Update update the timer gate, return true if update is a success success means timer is idle or timer is set with a sooner time to fire

type SequenceNumberGenerator 

type SequenceNumberGenerator interface {
	NextSeq() int64
}

SequenceNumberGenerator - Generates next sequence number.

type Service 

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

Service represents the cadence-history service

func (*Service) Start 

func (s *Service) Start()

Start starts the service

func (*Service) Stop 

func (s *Service) Stop()

Stop stops the service

type ShardContext 

type ShardContext interface {
	GetShardID() int
	GetService() service.Service
	GetExecutionManager() persistence.ExecutionManager
	GetHistoryManager() persistence.HistoryManager
	GetDomainCache() cache.DomainCache
	GetNextTransferTaskID() (int64, error)
	GetTransferMaxReadLevel() int64
	GetTransferAckLevel() int64
	UpdateTransferAckLevel(ackLevel int64) error
	GetTransferClusterAckLevel(cluster string) int64
	UpdateTransferClusterAckLevel(cluster string, ackLevel int64) error
	GetReplicatorAckLevel() int64
	UpdateReplicatorAckLevel(ackLevel int64) error
	GetTimerAckLevel() time.Time
	UpdateTimerAckLevel(ackLevel time.Time) error
	GetTimerClusterAckLevel(cluster string) time.Time
	UpdateTimerClusterAckLevel(cluster string, ackLevel time.Time) error
	CreateWorkflowExecution(request *persistence.CreateWorkflowExecutionRequest) (
		*persistence.CreateWorkflowExecutionResponse, error)
	UpdateWorkflowExecution(request *persistence.UpdateWorkflowExecutionRequest) error
	ResetMutableState(request *persistence.ResetMutableStateRequest) error
	AppendHistoryEvents(request *persistence.AppendHistoryEventsRequest) error
	NotifyNewHistoryEvent(event *historyEventNotification) error
	GetConfig() *Config
	GetLogger() bark.Logger
	GetMetricsClient() metrics.Client
	GetTimeSource() common.TimeSource
	SetCurrentTime(cluster string, currentTime time.Time)
	GetCurrentTime(cluster string) time.Time
}

ShardContext represents a history engine shard

type TestBase added in v0.3.0 

type TestBase struct {
	persistence.TestBase
	ShardContext *TestShardContext
}

TestBase wraps the base setup needed to create workflows over engine layer.

func (*TestBase) SetupDomains added in v0.3.11 

func (s *TestBase) SetupDomains()

SetupDomains setup the domains used for testing

func (*TestBase) SetupWorkflowStore added in v0.3.0 

func (s *TestBase) SetupWorkflowStore()

SetupWorkflowStore to setup workflow test base

func (*TestBase) SetupWorkflowStoreWithOptions added in v0.3.0 

func (s *TestBase) SetupWorkflowStoreWithOptions(options persistence.TestBaseOptions)

SetupWorkflowStoreWithOptions to setup workflow test base

func (*TestBase) TeardownDomains added in v0.3.11 

func (s *TestBase) TeardownDomains()

TeardownDomains delete the domains used for testing

type TestShardContext added in v0.3.0 

type TestShardContext struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

TestShardContext shard context for testing.

func (*TestShardContext) AppendHistoryEvents added in v0.3.0 

func (s *TestShardContext) AppendHistoryEvents(request *persistence.AppendHistoryEventsRequest) error

AppendHistoryEvents test implementation

func (*TestShardContext) CreateWorkflowExecution added in v0.3.0 

func (s *TestShardContext) CreateWorkflowExecution(request *persistence.CreateWorkflowExecutionRequest) (
	*persistence.CreateWorkflowExecutionResponse, error)

CreateWorkflowExecution test implementation

func (*TestShardContext) GetConfig added in v0.3.1 

func (s *TestShardContext) GetConfig() *Config

GetConfig test implementation

func (*TestShardContext) GetCurrentTime added in v0.3.11 

func (s *TestShardContext) GetCurrentTime(cluster string) time.Time

GetCurrentTime test implementation

func (*TestShardContext) GetDomainCache added in v0.3.5 

func (s *TestShardContext) GetDomainCache() cache.DomainCache

GetDomainCache test implementation

func (*TestShardContext) GetExecutionManager added in v0.3.0 

func (s *TestShardContext) GetExecutionManager() persistence.ExecutionManager

GetExecutionManager test implementation

func (*TestShardContext) GetHistoryManager added in v0.3.0 

func (s *TestShardContext) GetHistoryManager() persistence.HistoryManager

GetHistoryManager test implementation

func (*TestShardContext) GetLogger added in v0.3.0 

func (s *TestShardContext) GetLogger() bark.Logger

GetLogger test implementation

func (*TestShardContext) GetMetricsClient added in v0.3.0 

func (s *TestShardContext) GetMetricsClient() metrics.Client

GetMetricsClient test implementation

func (*TestShardContext) GetNextTransferTaskID added in v0.3.0 

func (s *TestShardContext) GetNextTransferTaskID() (int64, error)

GetNextTransferTaskID test implementation

func (*TestShardContext) GetRangeID added in v0.3.0 

func (s *TestShardContext) GetRangeID() int64

GetRangeID test implementation

func (*TestShardContext) GetReplicatorAckLevel added in v0.3.11 

func (s *TestShardContext) GetReplicatorAckLevel() int64

GetReplicatorAckLevel test implementation

func (*TestShardContext) GetService added in v0.3.11 

func (s *TestShardContext) GetService() service.Service

GetService test implementation

func (*TestShardContext) GetShardID added in v0.3.12 

func (s *TestShardContext) GetShardID() int

GetShardID test implementation

func (*TestShardContext) GetTimeSource added in v0.3.0 

func (s *TestShardContext) GetTimeSource() common.TimeSource

GetTimeSource test implementation

func (*TestShardContext) GetTimerAckLevel added in v0.3.0 

func (s *TestShardContext) GetTimerAckLevel() time.Time

GetTimerAckLevel test implementation

func (*TestShardContext) GetTimerClusterAckLevel added in v0.3.12 

func (s *TestShardContext) GetTimerClusterAckLevel(cluster string) time.Time

GetTimerClusterAckLevel test implementation

func (*TestShardContext) GetTransferAckLevel added in v0.3.0 

func (s *TestShardContext) GetTransferAckLevel() int64

GetTransferAckLevel test implementation

func (*TestShardContext) GetTransferClusterAckLevel added in v0.3.12 

func (s *TestShardContext) GetTransferClusterAckLevel(cluster string) int64

GetTransferClusterAckLevel test implementation

func (*TestShardContext) GetTransferMaxReadLevel added in v0.3.0 

func (s *TestShardContext) GetTransferMaxReadLevel() int64

GetTransferMaxReadLevel test implementation

func (*TestShardContext) NotifyNewHistoryEvent added in v0.3.3 

func (s *TestShardContext) NotifyNewHistoryEvent(event *historyEventNotification) error

NotifyNewHistoryEvent test implementation

func (*TestShardContext) Reset added in v0.3.0 

func (s *TestShardContext) Reset()

Reset test implementation

func (*TestShardContext) ResetMutableState added in v0.3.12 

func (s *TestShardContext) ResetMutableState(request *persistence.ResetMutableStateRequest) error

ResetMutableState test implementation

func (*TestShardContext) SetCurrentTime added in v0.3.11 

func (s *TestShardContext) SetCurrentTime(cluster string, currentTime time.Time)

SetCurrentTime test implementation

func (*TestShardContext) UpdateReplicatorAckLevel added in v0.3.11 

func (s *TestShardContext) UpdateReplicatorAckLevel(ackLevel int64) error

UpdateReplicatorAckLevel test implementation

func (*TestShardContext) UpdateTimerAckLevel added in v0.3.0 

func (s *TestShardContext) UpdateTimerAckLevel(ackLevel time.Time) error

UpdateTimerAckLevel test implementation

func (*TestShardContext) UpdateTimerClusterAckLevel added in v0.3.12 

func (s *TestShardContext) UpdateTimerClusterAckLevel(cluster string, ackLevel time.Time) error

UpdateTimerClusterAckLevel test implementation

func (*TestShardContext) UpdateTransferAckLevel added in v0.3.0 

func (s *TestShardContext) UpdateTransferAckLevel(ackLevel int64) error

UpdateTransferAckLevel test implementation

func (*TestShardContext) UpdateTransferClusterAckLevel added in v0.3.12 

func (s *TestShardContext) UpdateTransferClusterAckLevel(cluster string, ackLevel int64) error

UpdateTransferClusterAckLevel test implementation

func (*TestShardContext) UpdateWorkflowExecution added in v0.3.0 

func (s *TestShardContext) UpdateWorkflowExecution(request *persistence.UpdateWorkflowExecutionRequest) error

UpdateWorkflowExecution test implementation

type TimerGate added in v0.3.11 

type TimerGate interface {
	// FireChan return the channel which will be fired when time is up
	FireChan() <-chan struct{}
	// FireAfter check will the timer get fired after a certain time
	FireAfter(now time.Time) bool
	// Update update the timer gate, return true if update is a success
	// success means timer is idle or timer is set with a sooner time to fire
	Update(nextTime time.Time) bool
}

TimerGate interface

type TimerSequenceID added in v0.3.11 

type TimerSequenceID struct {
	VisibilityTimestamp time.Time
	TaskID              int64
}

TimerSequenceID - Visibility timer stamp + Sequence Number.

func (TimerSequenceID) String added in v0.3.11 

func (s TimerSequenceID) String() string

Source Files

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