filewatcher

Documentation

Index

• type Machine
• type State
• type StateNotification
  • func (s *StateNotification) JSON() ([]byte, error)
  • func (s *StateNotification) String() string
  • func (s *StateNotification) WatcherType() string
• type Watcher
  • func New(machine Machine, name string, states []string, failEvent string, ...) (watcher *Watcher, err error)
  • func (w *Watcher) AnnounceInterval() time.Duration
  • func (w *Watcher) CurrentState() interface{}
  • func (w *Watcher) Name() string
  • func (w *Watcher) NotifyStateChance()
  • func (w *Watcher) Run(ctx context.Context, wg *sync.WaitGroup)
  • func (w *Watcher) Type() string

Types

type Machine

type Machine interface {
	State() string
	Name() string
	Identity() string
	InstanceID() string
	Version() string
	TimeStampSeconds() int64
	Directory() string
	Transition(t string, args ...interface{}) error
	NotifyWatcherState(string, interface{})
	Debugf(name string, format string, args ...interface{})
	Infof(name string, format string, args ...interface{})
	Errorf(name string, format string, args ...interface{})
}

type State

type State int

const (
	Unknown State = iota
	Error
	Skipped
	Unchanged
	Changed
)

type StateNotification

type StateNotification struct {
	Protocol        string `json:"protocol"`
	Identity        string `json:"identity"`
	ID              string `json:"id"`
	Version         string `json:"version"`
	Timestamp       int64  `json:"timestamp"`
	Type            string `json:"type"`
	Machine         string `json:"machine"`
	Name            string `json:"name"`
	Path            string `json:"path"`
	PreviousOutcome string `json:"previous_outcome"`
}

StateNotification describes the current state of the watcher described by io.choria.machine.watcher.exec.v1.state

func (*StateNotification) JSON

func (s *StateNotification) JSON() ([]byte, error)

JSON creates a JSON representation of the notification

func (*StateNotification) String

func (s *StateNotification) String() string

String is a string representation of the notification suitable for printing

func (*StateNotification) WatcherType

func (s *StateNotification) WatcherType() string

WatcherType is the type of watcher the notification is for - exec, file etc

type Watcher

type Watcher struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func New

func New(machine Machine, name string, states []string, failEvent string, successEvent string, interval string, ai time.Duration, properties map[string]interface{}) (watcher *Watcher, err error)

func (*Watcher) AnnounceInterval

func (w *Watcher) AnnounceInterval() time.Duration

func (*Watcher) CurrentState

func (w *Watcher) CurrentState() interface{}

func (*Watcher) Name

func (w *Watcher) Name() string

func (*Watcher) NotifyStateChance

func (w *Watcher) NotifyStateChance()

func (*Watcher) Run

func (w *Watcher) Run(ctx context.Context, wg *sync.WaitGroup)

func (*Watcher) Type

func (w *Watcher) Type() string