mod

package
v0.0.0-...-aaf3491 Latest Latest
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 Go to latest Published: Jul 20, 2023 License: MIT Imports: 19 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	ReasonSuccessAfterCanceled = "success after canceled"
	ReasonParentCancel         = "parent success but already be canceled"
)
View Source 
const DefFailedReason = "force failed by watch dog because it execute too long"

Variables

View Source 
var (
	// CommSync means commander will watch dag instance's cmd executing situation until it's command is executed
	// usually command executing time is very short, so async mode is enough,
	// but if you want a sync call, you set it to true
	CommSync = func() CommandOptSetter {
		return func(opt *CommandOption) {
			opt.isSync = true
		}
	}
	// CommSync means commander will watch dag instance's cmd executing situation until it's command is executed
	// usually command executing time is very short, so async mode is enough,
	// but if you want a sync call, you set it to true
	CommSyncTimeout = func(duration time.Duration) CommandOptSetter {
		return func(opt *CommandOption) {
			if duration > 0 {
				opt.syncTimeout = duration
			}
		}
	}
	// CommSyncInterval is just work at sync mode, it is the interval of watch dag instance
	// default is 500ms
	CommSyncInterval = func(duration time.Duration) CommandOptSetter {
		return func(opt *CommandOption) {
			if duration > 0 {
				opt.syncInterval = duration
			}
		}
	}
)
View Source 
var (
	ActionMap = map[string]run.Action{}
)

Functions

func SetCommander 

func SetCommander(c Commander)

SetCommander

func SetExecutor 

func SetExecutor(e Executor)

SetExecutor

func SetKeeper 

func SetKeeper(e Keeper)

SetKeeper

func SetParser 

func SetParser(e Parser)

SetParser

func SetStore 

func SetStore(e Store)

SetStore

Types

type Closer 

type Closer interface {
	Close()
}

Closer means the component need be closeFunc

type CommandOptSetter 

type CommandOptSetter func(opt *CommandOption)

type CommandOption 

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

CommandOption

type Commander 

type Commander interface {
	RunDag(dagId string, specVar map[string]string) (*entity.DagInstance, error)
	RetryDagIns(dagInsId string, ops ...CommandOptSetter) error
	RetryTask(taskInsIds []string, ops ...CommandOptSetter) error
	CancelTask(taskInsIds []string, ops ...CommandOptSetter) error
}

Commander used to execute command

func GetCommander 

func GetCommander() Commander

GetCommander

type DefCommander 

type DefCommander struct {
}

DefCommander used to execute command

func (*DefCommander) CancelTask 

func (c *DefCommander) CancelTask(taskInsIds []string, ops ...CommandOptSetter) error

CancelTask

func (*DefCommander) RetryDagIns 

func (c *DefCommander) RetryDagIns(dagInsId string, ops ...CommandOptSetter) error

RetryDagIns

func (*DefCommander) RetryTask 

func (c *DefCommander) RetryTask(taskInsIds []string, ops ...CommandOptSetter) error

RetryTask

func (*DefCommander) RunDag 

func (c *DefCommander) RunDag(dagId string, specVars map[string]string) (*entity.DagInstance, error)

RunDag

type DefDispatcher 

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

DefDispatcher

func NewDefDispatcher 

func NewDefDispatcher() *DefDispatcher

NewDefDispatcher

func (*DefDispatcher) Close 

func (d *DefDispatcher) Close()

Close component

func (*DefDispatcher) Do 

func (d *DefDispatcher) Do() error

Do dispatch

func (*DefDispatcher) Init 

func (d *DefDispatcher) Init()

Init

func (*DefDispatcher) WatchInitDags 

func (d *DefDispatcher) WatchInitDags()

WatchInitDags

type DefExecutor 

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

DefExecutor

func NewDefExecutor 

func NewDefExecutor(timeout time.Duration, workers int) *DefExecutor

NewDefExecutor

func (*DefExecutor) CancelTaskIns 

func (e *DefExecutor) CancelTaskIns(taskInsIds []string) error

CancelTaskIns

func (*DefExecutor) Close 

func (e *DefExecutor) Close()

Close

func (*DefExecutor) Init 

func (e *DefExecutor) Init()

Init

func (*DefExecutor) Push 

func (e *DefExecutor) Push(dagIns *entity.DagInstance, taskIns *entity.TaskInstance)

Push task to execute

type DefParser 

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

DefParser

func NewDefParser 

func NewDefParser(workerNumber int, taskTimeout time.Duration) *DefParser

NewDefParser

func (*DefParser) Close 

func (p *DefParser) Close()

Close

func (*DefParser) EntryTaskIns 

func (p *DefParser) EntryTaskIns(taskIns *entity.TaskInstance)

EntryTaskIns

func (*DefParser) Init 

func (p *DefParser) Init()

Init

func (*DefParser) InitialDagIns 

func (p *DefParser) InitialDagIns(dagIns *entity.DagInstance)

InitialDagIns

type DefWatchDog 

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

DefWatchDog

func NewDefWatchDog 

func NewDefWatchDog(dagScheduledTimeout time.Duration) *DefWatchDog

NewDefWatchDog

func (*DefWatchDog) Close 

func (wd *DefWatchDog) Close()

Close

func (*DefWatchDog) Init 

func (wd *DefWatchDog) Init()

Init

type DistributedMutex 

type DistributedMutex interface {
	Lock(ctx context.Context, ops ...LockOptionOp) error
	Unlock(ctx context.Context) error
}

DistributedMutex

type Executor 

type Executor interface {
	Push(dagIns *entity.DagInstance, taskIns *entity.TaskInstance)
	CancelTaskIns(taskInsIds []string) error
}

Executor is used to execute task

func GetExecutor 

func GetExecutor() Executor

GetExecutor

type Keeper 

type Keeper interface {
	Closer
	IsLeader() bool
	IsAlive(workerKey string) (bool, error)
	AliveNodes() ([]string, error)
	WorkerKey() string
	WorkerNumber() int
	NewMutex(key string) DistributedMutex
}

Keeper

func GetKeeper 

func GetKeeper() Keeper

GetKeeper

type ListDagInput 

type ListDagInput struct {
}

ListDagInput

type ListDagInstanceInput 

type ListDagInstanceInput struct {
	Worker     string
	DagID      string
	UpdatedEnd int64
	Status     []entity.DagInstanceStatus
	HasCmd     bool
	Limit      int64
	Offset     int64
}

ListDagInstanceInput

type ListTaskInstanceInput 

type ListTaskInstanceInput struct {
	IDs      []string
	DagInsID string
	Status   []entity.TaskInstanceStatus
	// query expired tasks(it will calculate task's timeout)
	Expired     bool
	SelectField []string
}

ListTaskInstanceInput

type LockOption 

type LockOption struct {
	TTL               time.Duration
	ReentrantIdentity string
	SpinInterval      time.Duration
}

LockOption

func NewLockOption 

func NewLockOption(ops []LockOptionOp) *LockOption

NewLockOption

type LockOptionOp 

type LockOptionOp func(option *LockOption)

func LockTTL 

func LockTTL(d time.Duration) LockOptionOp

LockTTL configured lock ttl, default values: 30s

func Reentrant 

func Reentrant(identity string) LockOptionOp

Reentrant mean lock it reentrant

type MockCloser 

type MockCloser struct {
	mock.Mock
}

MockCloser is an autogenerated mock type for the Closer type

func (*MockCloser) Close 

func (_m *MockCloser) Close()

Close provides a mock function with given fields:

type MockExecutor 

type MockExecutor struct {
	mock.Mock
}

MockExecutor is an autogenerated mock type for the Executor type

func (*MockExecutor) CancelTaskIns 

func (_m *MockExecutor) CancelTaskIns(taskInsId []string) error

CancelTaskIns provides a mock function with given fields: taskInsId

func (*MockExecutor) Push 

func (_m *MockExecutor) Push(data *entity.DagInstance, taskIns *entity.TaskInstance)

Push provides a mock function with given fields: dagIns, taskIns

type MockKeeper 

type MockKeeper struct {
	mock.Mock
}

MockKeeper is an autogenerated mock type for the Keeper type

func (*MockKeeper) AliveNodes 

func (_m *MockKeeper) AliveNodes() ([]string, error)

AliveNodes provides a mock function with given fields:

func (*MockKeeper) Close 

func (_m *MockKeeper) Close()

Close provides a mock function with given fields:

func (*MockKeeper) IsAlive 

func (_m *MockKeeper) IsAlive(workerKey string) (bool, error)

func (*MockKeeper) IsLeader 

func (_m *MockKeeper) IsLeader() bool

IsLeader provides a mock function with given fields:

func (*MockKeeper) NewMutex 

func (_m *MockKeeper) NewMutex(key string) DistributedMutex

NewMutex provides a mock function with given fields: key

func (*MockKeeper) WorkerKey 

func (_m *MockKeeper) WorkerKey() string

WorkerKey provides a mock function with given fields:

func (*MockKeeper) WorkerNumber 

func (_m *MockKeeper) WorkerNumber() int

WorkerNumber provides a mock function with given fields:

type MockParser 

type MockParser struct {
	mock.Mock
}

MockParser is an autogenerated mock type for the Parser type

func (*MockParser) EntryTaskIns 

func (_m *MockParser) EntryTaskIns(taskIns *entity.TaskInstance)

EntryTaskIns provides a mock function with given fields: taskIns

func (*MockParser) InitialDagIns 

func (_m *MockParser) InitialDagIns(dagIns *entity.DagInstance)

InitialDagIns provides a mock function with given fields: dagIns

type MockStore 

type MockStore struct {
	mock.Mock
}

MockStore is an autogenerated mock type for the Store type

func (*MockStore) BatchCreatTaskIns 

func (_m *MockStore) BatchCreatTaskIns(taskIns []*entity.TaskInstance) error

BatchCreatTaskIns provides a mock function with given fields: taskIns

func (*MockStore) BatchUpdateDagIns 

func (_m *MockStore) BatchUpdateDagIns(dagIns []*entity.DagInstance) error

BatchUpdateDagIns provides a mock function with given fields: dagIns

func (*MockStore) BatchUpdateTaskIns 

func (_m *MockStore) BatchUpdateTaskIns(taskIns []*entity.TaskInstance) error

BatchUpdateTaskIns provides a mock function with given fields: taskIns

func (*MockStore) Close 

func (_m *MockStore) Close()

Close provides a mock function with given fields:

func (*MockStore) CreateDag 

func (_m *MockStore) CreateDag(dag *entity.Dag) error

CreateDag provides a mock function with given fields: dag

func (*MockStore) CreateDagIns 

func (_m *MockStore) CreateDagIns(dagIns *entity.DagInstance) error

CreateDagIns provides a mock function with given fields: dagIns

func (*MockStore) GetDag 

func (_m *MockStore) GetDag(dagId string) (*entity.Dag, error)

GetDag provides a mock function with given fields: dagId

func (*MockStore) GetDagInstance 

func (_m *MockStore) GetDagInstance(dagInsId string) (*entity.DagInstance, error)

GetDagInstance provides a mock function with given fields: dagInsId

func (*MockStore) GetTaskIns 

func (_m *MockStore) GetTaskIns(taskIns string) (*entity.TaskInstance, error)

GetTaskIns provides a mock function with given fields: taskIns

func (*MockStore) ListDagInstance 

func (_m *MockStore) ListDagInstance(input *ListDagInstanceInput) ([]*entity.DagInstance, error)

ListDagInstance provides a mock function with given fields: input

func (*MockStore) ListTaskInstance 

func (_m *MockStore) ListTaskInstance(input *ListTaskInstanceInput) ([]*entity.TaskInstance, error)

ListTaskInstance provides a mock function with given fields: input

func (*MockStore) Marshal 

func (_m *MockStore) Marshal(obj interface{}) ([]byte, error)

func (*MockStore) PatchDagIns 

func (_m *MockStore) PatchDagIns(dagIns *entity.DagInstance, mustsPatchFields ...string) error

PatchDagIns provides a mock function with given fields: dagIns, mustsPatchFields

func (*MockStore) PatchTaskIns 

func (_m *MockStore) PatchTaskIns(taskIns *entity.TaskInstance) error

PatchTaskIns provides a mock function with given fields: taskIns

func (*MockStore) Unmarshal 

func (_m *MockStore) Unmarshal(bytes []byte, ptr interface{}) error

func (*MockStore) UpdateDag 

func (_m *MockStore) UpdateDag(dag *entity.Dag) error

UpdateDagIns provides a mock function with given fields: dagIns

func (*MockStore) UpdateDagIns 

func (_m *MockStore) UpdateDagIns(dagIns *entity.DagInstance) error

UpdateDagIns provides a mock function with given fields: dagIns

func (*MockStore) UpdateTaskIns 

func (_m *MockStore) UpdateTaskIns(taskIns *entity.TaskInstance) error

UpdateTaskIns provides a mock function with given fields: taskIns

type MockTaskInfoGetter 

type MockTaskInfoGetter struct {
	ID     string
	Depend []string
	Status entity.TaskInstanceStatus
}

func (*MockTaskInfoGetter) GetDepend 

func (_m *MockTaskInfoGetter) GetDepend() []string

GetDepend provides a mock function with given fields:

func (*MockTaskInfoGetter) GetGraphID 

func (_m *MockTaskInfoGetter) GetGraphID() string

GetGraphID provides a mock function with given fields:

func (*MockTaskInfoGetter) GetID 

func (_m *MockTaskInfoGetter) GetID() string

GetID provides a mock function with given fields:

func (*MockTaskInfoGetter) GetStatus 

func (_m *MockTaskInfoGetter) GetStatus() entity.TaskInstanceStatus

GetStatus provides a mock function with given fields:

type Parser 

type Parser interface {
	InitialDagIns(dagIns *entity.DagInstance)
	EntryTaskIns(taskIns *entity.TaskInstance)
}

Parser used to execute command, init dag instance and push task instance

func GetParser 

func GetParser() Parser

GetParser

type Store 

type Store interface {
	Closer
	CreateDag(dag *entity.Dag) error
	CreateDagIns(dagIns *entity.DagInstance) error
	BatchCreatTaskIns(taskIns []*entity.TaskInstance) error
	PatchTaskIns(taskIns *entity.TaskInstance) error
	PatchDagIns(dagIns *entity.DagInstance, mustsPatchFields ...string) error
	UpdateDag(dagIns *entity.Dag) error
	UpdateDagIns(dagIns *entity.DagInstance) error
	UpdateTaskIns(taskIns *entity.TaskInstance) error
	BatchUpdateDagIns(dagIns []*entity.DagInstance) error
	BatchUpdateTaskIns(taskIns []*entity.TaskInstance) error
	GetTaskIns(taskIns string) (*entity.TaskInstance, error)
	GetDag(dagId string) (*entity.Dag, error)
	GetDagInstance(dagInsId string) (*entity.DagInstance, error)
	ListDagInstance(input *ListDagInstanceInput) ([]*entity.DagInstance, error)
	ListTaskInstance(input *ListTaskInstanceInput) ([]*entity.TaskInstance, error)
	Marshal(obj interface{}) ([]byte, error)
	Unmarshal(bytes []byte, ptr interface{}) error
}

Store used to persist obj

func GetStore 

func GetStore() Store

GetStore

type TaskInfoGetter 

type TaskInfoGetter interface {
	GetDepend() []string
	GetID() string
	GetGraphID() string
	GetStatus() entity.TaskInstanceStatus
}

TaskInfoGetter

func MapMockTasksToGetter 

func MapMockTasksToGetter(taskIns []*MockTaskInfoGetter) (ret []TaskInfoGetter)

MapMockTasksToGetter

func MapTaskInsToGetter 

func MapTaskInsToGetter(taskIns []*entity.TaskInstance) (ret []TaskInfoGetter)

MapTaskInsToGetter

func MapTasksToGetter 

func MapTasksToGetter(taskIns []entity.Task) (ret []TaskInfoGetter)

MapTasksToGetter

type TaskNode 

type TaskNode struct {
	TaskInsID string
	Status    entity.TaskInstanceStatus
	// contains filtered or unexported fields
}

TaskNode

func BuildRootNode 

func BuildRootNode(tasks []TaskInfoGetter) (*TaskNode, error)

BuildRootNode

func MustBuildRootNode 

func MustBuildRootNode(tasks []TaskInfoGetter) *TaskNode

MustBuildRootNode

func NewTaskNodeFromGetter 

func NewTaskNodeFromGetter(instance TaskInfoGetter) *TaskNode

NewTaskNodeFromGetter

func (*TaskNode) AppendChild 

func (t *TaskNode) AppendChild(task *TaskNode)

AppendChild

func (*TaskNode) AppendParent 

func (t *TaskNode) AppendParent(task *TaskNode)

AppendParent

func (*TaskNode) CanBeExecuted 

func (t *TaskNode) CanBeExecuted() bool

CanBeExecuted check whether task could be executed

func (*TaskNode) CanExecuteChild 

func (t *TaskNode) CanExecuteChild() bool

CanExecuteChild

func (*TaskNode) ComputeStatus 

func (t *TaskNode) ComputeStatus() (status TreeStatus, srcTaskInsId string)

ComputeStatus

func (*TaskNode) Executable 

func (t *TaskNode) Executable() bool

Executable

func (*TaskNode) GetExecutableTaskIds 

func (t *TaskNode) GetExecutableTaskIds() (executables []string)

GetExecutableTaskIds is unique task id map

func (*TaskNode) GetNextTaskIds 

func (t *TaskNode) GetNextTaskIds(completedOrRetryTask *entity.TaskInstance) (executable []string, find bool)

GetNextTaskIds

func (*TaskNode) HasCycle 

func (t *TaskNode) HasCycle() (cycleStart *TaskNode)

HasCycle

type TaskTree 

type TaskTree struct {
	DagIns *entity.DagInstance
	Root   *TaskNode
}

TaskTree

type TreeStatus 

type TreeStatus string
const (
	TreeStatusRunning TreeStatus = "running"
	TreeStatusSuccess TreeStatus = "success"
	TreeStatusFailed  TreeStatus = "failed"
	TreeStatusBlocked TreeStatus = "blocked"
)

Source Files

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