worker

package
v0.33.1 Latest Latest
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 Go to latest Published: Jun 19, 2024 License: MIT Imports: 17 Imported by: 4

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func At 

func At(t ...time.Time) scheduled

func Cron 

func Cron(c string) cron

func Crons 

func Crons(c ...string) cronArr

func Event 

func Event(e string) event

func Events 

func Events(events ...string) eventsArr

func NoTrigger 

func NoTrigger() noTrigger

Types

type Action 

type Action interface {
	// Name returns the name of the action
	Name() string

	// Run runs the action
	Run(args ...any) []any

	MethodFn() any

	ConcurrencyFn() GetWorkflowConcurrencyGroupFn

	// Service returns the service that the action belongs to
	Service() string
}

Action is an individual action that can be run by the worker.

type ChildWorkflow added in v0.18.0 

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

func (*ChildWorkflow) Result added in v0.18.0 

func (c *ChildWorkflow) Result() (*ChildWorkflowResult, error)

type ChildWorkflowResult added in v0.18.0 

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

func (*ChildWorkflowResult) StepOutput added in v0.18.0 

func (r *ChildWorkflowResult) StepOutput(key string, v interface{}) error

type GetWorkflowConcurrencyGroupFn added in v0.8.0 

type GetWorkflowConcurrencyGroupFn func(ctx HatchetContext) (string, error)

type HatchetContext 

type HatchetContext interface {
	context.Context

	SetContext(ctx context.Context)

	GetContext() context.Context

	StepOutput(step string, target interface{}) error

	TriggeredByEvent() bool

	WorkflowInput(target interface{}) error

	StepName() string

	StepRunId() string

	WorkflowRunId() string

	Log(message string)

	StreamEvent(message []byte)

	SpawnWorkflow(workflowName string, input any, opts *SpawnWorkflowOpts) (*ChildWorkflow, error)

	ReleaseSlot() error

	RefreshTimeout(incrementTimeoutBy string) error

	RetryCount() int
	// contains filtered or unexported methods
}

type JobRunLookupData 

type JobRunLookupData struct {
	Input       map[string]interface{} `json:"input"`
	TriggeredBy TriggeredBy            `json:"triggered_by"`
	Steps       map[string]StepData    `json:"steps,omitempty"`
}

type MiddlewareFunc 

type MiddlewareFunc func(ctx HatchetContext, next func(HatchetContext) error) error

type RateLimit added in v0.19.0 

type RateLimit struct {
	// Units is the amount of units this step consumes
	Units int

	// Key is the rate limit key
	Key string
}

type RegisterActionOpt 

type RegisterActionOpt func(*registerActionOpts)

func WithActionName 

func WithActionName(name string) RegisterActionOpt

type Service 

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

func (*Service) Call 

func (s *Service) Call(verb string) *WorkflowStep

func (*Service) On 

func (s *Service) On(t triggerConverter, workflow workflowConverter) error

func (*Service) RegisterAction 

func (s *Service) RegisterAction(fn any, opts ...RegisterActionOpt) error

func (*Service) Use 

func (s *Service) Use(mws ...MiddlewareFunc)

type SpawnWorkflowOpts added in v0.18.0 

type SpawnWorkflowOpts struct {
	Key *string
}

type Step 

type Step struct {
	Id string

	// non-ctx input is not optional
	NonCtxInput reflect.Type

	// non-err output is optional
	NonErrOutput *reflect.Type

	APIStep types.WorkflowStep
}

type StepData 

type StepData map[string]interface{}

type StepRunData 

type StepRunData struct {
	Input       map[string]interface{} `json:"input"`
	TriggeredBy TriggeredBy            `json:"triggered_by"`
	Parents     map[string]StepData    `json:"parents"`
}

type TriggeredBy 

type TriggeredBy string

TODO: move this into proto definitions 

const (
	TriggeredByEvent    TriggeredBy = "event"
	TriggeredByCron     TriggeredBy = "cron"
	TriggeredBySchedule TriggeredBy = "schedule"
)

type Worker 

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

func NewWorker 

func NewWorker(fs ...WorkerOpt) (*Worker, error)

NewWorker creates a new worker instance

func (*Worker) Call 

func (w *Worker) Call(action string) *WorkflowStep

func (*Worker) NewService 

func (w *Worker) NewService(name string) *Service

func (*Worker) On 

func (w *Worker) On(t triggerConverter, workflow workflowConverter) error

func (*Worker) RegisterAction 

func (w *Worker) RegisterAction(actionId string, method any) error

RegisterAction can be used to register a single action which can be reused across multiple workflows.

An action should be of the format <service>:<verb>, for example slack:create-channel.

The method must match the following signatures: - func(ctx context.Context) error - func(ctx context.Context, input *Input) error - func(ctx context.Context, input *Input) (*Output, error) - func(ctx context.Context) (*Output, error)

func (*Worker) Start 

func (w *Worker) Start() (func() error, error)

Start starts the worker in blocking fashion

func (*Worker) Use 

func (w *Worker) Use(mws ...MiddlewareFunc)

type WorkerOpt 

type WorkerOpt func(*WorkerOpts)

func WithClient 

func WithClient(client client.Client) WorkerOpt

func WithErrorAlerter 

func WithErrorAlerter(alerter errors.Alerter) WorkerOpt

func WithIntegration 

func WithIntegration(integration integrations.Integration) WorkerOpt

func WithLogLevel added in v0.18.1 

func WithLogLevel(lvl string) WorkerOpt

func WithMaxRuns added in v0.12.0 

func WithMaxRuns(maxRuns int) WorkerOpt

func WithName 

func WithName(name string) WorkerOpt

type WorkerOpts 

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

type Workflow 

type Workflow struct {
	Jobs []WorkflowJob
}

type WorkflowConcurrency added in v0.8.0 

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

func Concurrency added in v0.8.0 

func Concurrency(fn GetWorkflowConcurrencyGroupFn) *WorkflowConcurrency

func (*WorkflowConcurrency) LimitStrategy added in v0.8.0 

func (c *WorkflowConcurrency) LimitStrategy(limitStrategy types.WorkflowConcurrencyLimitStrategy) *WorkflowConcurrency

func (*WorkflowConcurrency) MaxRuns added in v0.8.0 

func (c *WorkflowConcurrency) MaxRuns(maxRuns int32) *WorkflowConcurrency

type WorkflowJob 

type WorkflowJob struct {
	// The name of the job
	Name string

	Description string

	Concurrency *WorkflowConcurrency

	// The steps that are run in the job
	Steps []*WorkflowStep

	OnFailure *WorkflowJob
}

func (*WorkflowJob) ToActionMap 

func (j *WorkflowJob) ToActionMap(svcName string) map[string]any

func (*WorkflowJob) ToWorkflow 

func (j *WorkflowJob) ToWorkflow(svcName string, namespace string) types.Workflow

func (*WorkflowJob) ToWorkflowJob 

func (j *WorkflowJob) ToWorkflowJob(svcName string, namespace string) (*types.WorkflowJob, error)

type WorkflowStep 

type WorkflowStep struct {
	// The step timeout
	Timeout string

	// The executed function
	Function any

	// The step id/name. If not set, one will be generated from the function name
	Name string

	// The ids of the parents
	Parents []string

	Retries int

	RateLimit []RateLimit
}

func Fn 

func Fn(f any) *WorkflowStep

func (*WorkflowStep) AddParents 

func (w *WorkflowStep) AddParents(parents ...string) *WorkflowStep

func (*WorkflowStep) GetActionId 

func (w *WorkflowStep) GetActionId(svcName string, index int) string

func (*WorkflowStep) GetStepId 

func (w *WorkflowStep) GetStepId(index int) string

func (*WorkflowStep) SetName 

func (w *WorkflowStep) SetName(name string) *WorkflowStep

func (*WorkflowStep) SetRateLimit added in v0.19.0 

func (w *WorkflowStep) SetRateLimit(rateLimit RateLimit) *WorkflowStep

func (*WorkflowStep) SetRetries added in v0.11.0 

func (w *WorkflowStep) SetRetries(retries int) *WorkflowStep

func (*WorkflowStep) SetTimeout 

func (w *WorkflowStep) SetTimeout(timeout string) *WorkflowStep

func (*WorkflowStep) ToActionMap 

func (w *WorkflowStep) ToActionMap(svcName string) map[string]any

func (*WorkflowStep) ToWorkflow 

func (w *WorkflowStep) ToWorkflow(svcName string, namespace string) types.Workflow

func (*WorkflowStep) ToWorkflowStep 

func (w *WorkflowStep) ToWorkflowStep(svcName string, index int, namespace string) (*Step, error)

Source Files

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