events

Documentation

Index

• Constants
• func NullRecorder(newstate ServiceState, message string, args ...interface{})
• type Recorder
• type ServiceEvent
• type ServiceEvents
  • func (events *ServiceEvents) AsProto(count int) *proto.ServiceEvents
  • func (events *ServiceEvents) Get(count int) (result []ServiceEvent)
  • func (events *ServiceEvents) Push(event ServiceEvent)
• type ServiceState
  • func (state ServiceState) String() string

Constants

const MaxEventsToKeep = 64

MaxEventsToKeep is maximum number of events to keep per service before dropping old entries

Functions

func NullRecorder

func NullRecorder(newstate ServiceState, message string, args ...interface{})

NullRecorder discards events

Types

type Recorder

type Recorder func(newstate ServiceState, message string, args ...interface{})

Recorder adds new event to the history of events, formatting message with args using Sprintf

type ServiceEvent

type ServiceEvent struct {
	Message   string
	State     ServiceState
	Timestamp time.Time
}

ServiceEvent describes state change of the running service

type ServiceEvents

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

ServiceEvents is a fixed length history of events

func (*ServiceEvents) AsProto

func (events *ServiceEvents) AsProto(count int) *proto.ServiceEvents

AsProto returns protobuf-ready serialized snapshot

func (*ServiceEvents) Get

func (events *ServiceEvents) Get(count int) (result []ServiceEvent)

Get return a copy of event history, with most recent event being the last one

func (*ServiceEvents) Push

func (events *ServiceEvents) Push(event ServiceEvent)

Push appends new event to the history popping out oldest event on overflow

type ServiceState

type ServiceState int

ServiceState is enum of service run states

const (
	StateInitialized ServiceState = iota
	StatePreparing
	StateWaiting
	StateRunning
	StateStopping
	StateFinished
	StateFailed
	StateSkipped
)

ServiceState constants

func (ServiceState) String

func (state ServiceState) String() string