tasks

package
v1.17.4 Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Aug 16, 2022 License: MIT Imports: 13 Imported by: 0

Documentation

Overview

Package tasks is a generated GoMock package.

Package tasks is a generated GoMock package.

Package tasks is a generated GoMock package.

Index

Constants

View Source 
const (
	OperationTaskScheduler          = "TaskScheduler"
	OperationParallelTaskProcessing = "ParallelTaskProcessing"
)
View Source 
const (
	WeightedChannelDefaultSize = 10000
)

Variables

View Source 
var (
	PriorityHigh   = getPriority(highPriorityClass, mediumPrioritySubclass)
	PriorityMedium = getPriority(mediumPriorityClass, mediumPrioritySubclass)
	PriorityLow    = getPriority(lowPriorityClass, mediumPrioritySubclass)
)
View Source 
var (
	PriorityName = map[Priority]string{
		PriorityHigh:   "high",
		PriorityMedium: "medium",
		PriorityLow:    "low",
	}

	PriorityValue = map[string]Priority{
		"high":   PriorityHigh,
		"medium": PriorityMedium,
		"low":    PriorityLow,
	}
)

Functions

This section is empty.

Types

type InterleavedWeightedRoundRobinScheduler added in v1.14.0 

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

InterleavedWeightedRoundRobinScheduler is a round robin scheduler implementation ref: https://en.wikipedia.org/wiki/Weighted_round_robin#Interleaved_WRR

func NewInterleavedWeightedRoundRobinScheduler added in v1.14.0 

func NewInterleavedWeightedRoundRobinScheduler(
	option InterleavedWeightedRoundRobinSchedulerOptions,
	processor Processor,
	metricsProvider metrics.MetricsHandler,
	logger log.Logger,
) *InterleavedWeightedRoundRobinScheduler

func (*InterleavedWeightedRoundRobinScheduler) Start added in v1.14.0 

func (s *InterleavedWeightedRoundRobinScheduler) Start()

func (*InterleavedWeightedRoundRobinScheduler) Stop added in v1.14.0 

func (s *InterleavedWeightedRoundRobinScheduler) Stop()

func (*InterleavedWeightedRoundRobinScheduler) Submit added in v1.14.0 

func (s *InterleavedWeightedRoundRobinScheduler) Submit(
	task PriorityTask,
)

func (*InterleavedWeightedRoundRobinScheduler) TrySubmit added in v1.17.0 

func (s *InterleavedWeightedRoundRobinScheduler) TrySubmit(
	task PriorityTask,
) bool

type InterleavedWeightedRoundRobinSchedulerOptions added in v1.14.0 

type InterleavedWeightedRoundRobinSchedulerOptions struct {
	PriorityToWeight map[Priority]int
}

InterleavedWeightedRoundRobinSchedulerOptions is the config for interleaved weighted round robin scheduler

type MockPriorityTask added in v1.14.0 

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

MockPriorityTask is a mock of PriorityTask interface.

func NewMockPriorityTask added in v1.14.0 

func NewMockPriorityTask(ctrl *gomock.Controller) *MockPriorityTask

NewMockPriorityTask creates a new mock instance.

func (*MockPriorityTask) Ack added in v1.14.0 

func (m *MockPriorityTask) Ack()

Ack mocks base method.

func (*MockPriorityTask) EXPECT added in v1.14.0 

func (m *MockPriorityTask) EXPECT() *MockPriorityTaskMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockPriorityTask) Execute added in v1.14.0 

func (m *MockPriorityTask) Execute() error

Execute mocks base method.

func (*MockPriorityTask) GetPriority added in v1.14.0 

func (m *MockPriorityTask) GetPriority() Priority

GetPriority mocks base method.

func (*MockPriorityTask) HandleErr added in v1.14.0 

func (m *MockPriorityTask) HandleErr(err error) error

HandleErr mocks base method.

func (*MockPriorityTask) IsRetryableError added in v1.14.0 

func (m *MockPriorityTask) IsRetryableError(err error) bool

IsRetryableError mocks base method.

func (*MockPriorityTask) Nack added in v1.14.0 

func (m *MockPriorityTask) Nack(err error)

Nack mocks base method.

func (*MockPriorityTask) Reschedule added in v1.14.0 

func (m *MockPriorityTask) Reschedule()

Reschedule mocks base method.

func (*MockPriorityTask) RetryPolicy added in v1.14.0 

func (m *MockPriorityTask) RetryPolicy() backoff.RetryPolicy

RetryPolicy mocks base method.

func (*MockPriorityTask) SetPriority added in v1.14.0 

func (m *MockPriorityTask) SetPriority(arg0 Priority)

SetPriority mocks base method.

func (*MockPriorityTask) State added in v1.14.0 

func (m *MockPriorityTask) State() State

State mocks base method.

type MockPriorityTaskMockRecorder added in v1.14.0 

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

MockPriorityTaskMockRecorder is the mock recorder for MockPriorityTask.

func (*MockPriorityTaskMockRecorder) Ack added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) Ack() *gomock.Call

Ack indicates an expected call of Ack.

func (*MockPriorityTaskMockRecorder) Execute added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) Execute() *gomock.Call

Execute indicates an expected call of Execute.

func (*MockPriorityTaskMockRecorder) GetPriority added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) GetPriority() *gomock.Call

GetPriority indicates an expected call of GetPriority.

func (*MockPriorityTaskMockRecorder) HandleErr added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) HandleErr(err interface{}) *gomock.Call

HandleErr indicates an expected call of HandleErr.

func (*MockPriorityTaskMockRecorder) IsRetryableError added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) IsRetryableError(err interface{}) *gomock.Call

IsRetryableError indicates an expected call of IsRetryableError.

func (*MockPriorityTaskMockRecorder) Nack added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) Nack(err interface{}) *gomock.Call

Nack indicates an expected call of Nack.

func (*MockPriorityTaskMockRecorder) Reschedule added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) Reschedule() *gomock.Call

Reschedule indicates an expected call of Reschedule.

func (*MockPriorityTaskMockRecorder) RetryPolicy added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) RetryPolicy() *gomock.Call

RetryPolicy indicates an expected call of RetryPolicy.

func (*MockPriorityTaskMockRecorder) SetPriority added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) SetPriority(arg0 interface{}) *gomock.Call

SetPriority indicates an expected call of SetPriority.

func (*MockPriorityTaskMockRecorder) State added in v1.14.0 

func (mr *MockPriorityTaskMockRecorder) State() *gomock.Call

State indicates an expected call of State.

type MockProcessor added in v1.14.0 

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

MockProcessor is a mock of Processor interface.

func NewMockProcessor added in v1.14.0 

func NewMockProcessor(ctrl *gomock.Controller) *MockProcessor

NewMockProcessor creates a new mock instance.

func (*MockProcessor) EXPECT added in v1.14.0 

func (m *MockProcessor) EXPECT() *MockProcessorMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockProcessor) Start added in v1.14.0 

func (m *MockProcessor) Start()

Start mocks base method.

func (*MockProcessor) Stop added in v1.14.0 

func (m *MockProcessor) Stop()

Stop mocks base method.

func (*MockProcessor) Submit added in v1.14.0 

func (m *MockProcessor) Submit(task Task)

Submit mocks base method.

type MockProcessorMockRecorder added in v1.14.0 

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

MockProcessorMockRecorder is the mock recorder for MockProcessor.

func (*MockProcessorMockRecorder) Start added in v1.14.0 

func (mr *MockProcessorMockRecorder) Start() *gomock.Call

Start indicates an expected call of Start.

func (*MockProcessorMockRecorder) Stop added in v1.14.0 

func (mr *MockProcessorMockRecorder) Stop() *gomock.Call

Stop indicates an expected call of Stop.

func (*MockProcessorMockRecorder) Submit added in v1.14.0 

func (mr *MockProcessorMockRecorder) Submit(task interface{}) *gomock.Call

Submit indicates an expected call of Submit.

type MockScheduler added in v1.14.0 

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

MockScheduler is a mock of Scheduler interface.

func NewMockScheduler added in v1.14.0 

func NewMockScheduler(ctrl *gomock.Controller) *MockScheduler

NewMockScheduler creates a new mock instance.

func (*MockScheduler) EXPECT added in v1.14.0 

func (m *MockScheduler) EXPECT() *MockSchedulerMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockScheduler) Start added in v1.14.0 

func (m *MockScheduler) Start()

Start mocks base method.

func (*MockScheduler) Stop added in v1.14.0 

func (m *MockScheduler) Stop()

Stop mocks base method.

func (*MockScheduler) Submit added in v1.14.0 

func (m *MockScheduler) Submit(task PriorityTask)

Submit mocks base method.

func (*MockScheduler) TrySubmit added in v1.17.0 

func (m *MockScheduler) TrySubmit(task PriorityTask) bool

TrySubmit mocks base method.

type MockSchedulerMockRecorder added in v1.14.0 

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

MockSchedulerMockRecorder is the mock recorder for MockScheduler.

func (*MockSchedulerMockRecorder) Start added in v1.14.0 

func (mr *MockSchedulerMockRecorder) Start() *gomock.Call

Start indicates an expected call of Start.

func (*MockSchedulerMockRecorder) Stop added in v1.14.0 

func (mr *MockSchedulerMockRecorder) Stop() *gomock.Call

Stop indicates an expected call of Stop.

func (*MockSchedulerMockRecorder) Submit added in v1.14.0 

func (mr *MockSchedulerMockRecorder) Submit(task interface{}) *gomock.Call

Submit indicates an expected call of Submit.

func (*MockSchedulerMockRecorder) TrySubmit added in v1.17.0 

func (mr *MockSchedulerMockRecorder) TrySubmit(task interface{}) *gomock.Call

TrySubmit indicates an expected call of TrySubmit.

type MockTask added in v1.14.0 

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

MockTask is a mock of Task interface.

func NewMockTask added in v1.14.0 

func NewMockTask(ctrl *gomock.Controller) *MockTask

NewMockTask creates a new mock instance.

func (*MockTask) Ack added in v1.14.0 

func (m *MockTask) Ack()

Ack mocks base method.

func (*MockTask) EXPECT added in v1.14.0 

func (m *MockTask) EXPECT() *MockTaskMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockTask) Execute added in v1.14.0 

func (m *MockTask) Execute() error

Execute mocks base method.

func (*MockTask) HandleErr added in v1.14.0 

func (m *MockTask) HandleErr(err error) error

HandleErr mocks base method.

func (*MockTask) IsRetryableError added in v1.14.0 

func (m *MockTask) IsRetryableError(err error) bool

IsRetryableError mocks base method.

func (*MockTask) Nack added in v1.14.0 

func (m *MockTask) Nack(err error)

Nack mocks base method.

func (*MockTask) Reschedule added in v1.14.0 

func (m *MockTask) Reschedule()

Reschedule mocks base method.

func (*MockTask) RetryPolicy added in v1.14.0 

func (m *MockTask) RetryPolicy() backoff.RetryPolicy

RetryPolicy mocks base method.

func (*MockTask) State added in v1.14.0 

func (m *MockTask) State() State

State mocks base method.

type MockTaskMockRecorder added in v1.14.0 

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

MockTaskMockRecorder is the mock recorder for MockTask.

func (*MockTaskMockRecorder) Ack added in v1.14.0 

func (mr *MockTaskMockRecorder) Ack() *gomock.Call

Ack indicates an expected call of Ack.

func (*MockTaskMockRecorder) Execute added in v1.14.0 

func (mr *MockTaskMockRecorder) Execute() *gomock.Call

Execute indicates an expected call of Execute.

func (*MockTaskMockRecorder) HandleErr added in v1.14.0 

func (mr *MockTaskMockRecorder) HandleErr(err interface{}) *gomock.Call

HandleErr indicates an expected call of HandleErr.

func (*MockTaskMockRecorder) IsRetryableError added in v1.14.0 

func (mr *MockTaskMockRecorder) IsRetryableError(err interface{}) *gomock.Call

IsRetryableError indicates an expected call of IsRetryableError.

func (*MockTaskMockRecorder) Nack added in v1.14.0 

func (mr *MockTaskMockRecorder) Nack(err interface{}) *gomock.Call

Nack indicates an expected call of Nack.

func (*MockTaskMockRecorder) Reschedule added in v1.14.0 

func (mr *MockTaskMockRecorder) Reschedule() *gomock.Call

Reschedule indicates an expected call of Reschedule.

func (*MockTaskMockRecorder) RetryPolicy added in v1.14.0 

func (mr *MockTaskMockRecorder) RetryPolicy() *gomock.Call

RetryPolicy indicates an expected call of RetryPolicy.

func (*MockTaskMockRecorder) State added in v1.14.0 

func (mr *MockTaskMockRecorder) State() *gomock.Call

State indicates an expected call of State.

type ParallelProcessor added in v1.14.0 

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

func NewParallelProcessor added in v1.14.0 

func NewParallelProcessor(
	options *ParallelProcessorOptions,
	metricsProvider metrics.MetricsHandler,
	logger log.Logger,
) *ParallelProcessor

NewParallelProcessor creates a new ParallelProcessor

func (*ParallelProcessor) Start added in v1.14.0 

func (p *ParallelProcessor) Start()

func (*ParallelProcessor) Stop added in v1.14.0 

func (p *ParallelProcessor) Stop()

func (*ParallelProcessor) Submit added in v1.14.0 

func (p *ParallelProcessor) Submit(task Task)

type ParallelProcessorOptions added in v1.14.0 

type ParallelProcessorOptions struct {
	QueueSize   int
	WorkerCount dynamicconfig.IntPropertyFn
}

ParallelProcessorOptions is the configs for ParallelProcessor

type Priority added in v1.17.0 

type Priority int

func (Priority) String added in v1.17.0 

func (p Priority) String() string

type PriorityTask added in v1.14.0 

type PriorityTask interface {
	Task
	// GetPriority returns the priority of the task
	GetPriority() Priority
	// SetPriority sets the priority of the task
	SetPriority(Priority)
}

PriorityTask is the interface for tasks which have and can be assigned a priority

type Processor added in v1.14.0 

type Processor interface {
	common.Daemon
	// Submit schedule a task to be executed
	// * if processor is not stopped, then task will be executed,
	//  one of Ack(), Nack() or Reschedule() will be invoked once task is considered done for this attempt
	// * if processor is stopped, then Reschedule() will be invoked
	Submit(task Task)
}

Processor is the generic goroutine pool for task processing

type Scheduler added in v1.14.0 

type Scheduler interface {
	common.Daemon
	Submit(task PriorityTask)
	TrySubmit(task PriorityTask) bool
}

Scheduler is the generic interface for scheduling & processing tasks with priority

type State added in v1.14.0 

type State int

State represents the current state of a task 

const (
	// TaskStatePending is the state for a task when it's waiting to be processed or currently being processed
	TaskStatePending State = iota + 1
	// TaskStateAcked is the state for a task if it has been successfully completed
	TaskStateAcked
	// TaskStateNacked is the state for a task if it can not be processed
	TaskStateNacked
)

type Task 

type Task interface {
	// Execute process this task
	Execute() error
	// HandleErr handle the error returned by Execute
	HandleErr(err error) error
	// IsRetryableError check whether to retry after HandleErr(Execute())
	IsRetryableError(err error) bool
	// RetryPolicy returns the retry policy for task processing
	RetryPolicy() backoff.RetryPolicy
	// Ack marks the task as successful completed
	Ack()
	// Nack marks the task as unsuccessful completed
	Nack(err error)
	// Reschedule marks the task for retry
	Reschedule()
	// State returns the current task state
	State() State
}

Task is the interface for tasks which should be executed sequentially

type WeightedChannel added in v1.14.0 

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

func NewWeightedChannel added in v1.14.0 

func NewWeightedChannel(
	weight int,
	size int,
) *WeightedChannel

func (*WeightedChannel) Cap added in v1.14.0 

func (c *WeightedChannel) Cap() int

func (*WeightedChannel) Chan added in v1.14.0 

func (c *WeightedChannel) Chan() chan PriorityTask

func (*WeightedChannel) Len added in v1.14.0 

func (c *WeightedChannel) Len() int

func (*WeightedChannel) Weight added in v1.14.0 

func (c *WeightedChannel) Weight() int

type WeightedChannels added in v1.14.0 

type WeightedChannels []*WeightedChannel

func (WeightedChannels) Len added in v1.14.0 

func (c WeightedChannels) Len() int

func (WeightedChannels) Less added in v1.14.0 

func (c WeightedChannels) Less(i, j int) bool

func (WeightedChannels) Swap added in v1.14.0 

func (c WeightedChannels) Swap(i, j int)

Source Files

View all Source files

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.