sysdwatchdog

Documentation

Index

• type WatchDog
  • func New() (wd *WatchDog, err error)
  • func (c *WatchDog) GetChecksDuration() time.Duration
  • func (c *WatchDog) GetLimitDuration() time.Duration
  • func (c *WatchDog) NewTicker() *time.Ticker
  • func (c *WatchDog) SendHeartbeat() error

Types

type WatchDog

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

WatchDog is an interface to the systemd watchdog mechanism

func New

func New() (wd *WatchDog, err error)

New returns an initialized and ready to use WatchDog

func (*WatchDog) GetChecksDuration

func (c *WatchDog) GetChecksDuration() time.Duration

GetChecksDuration returns the ideal time for a client to perform (active or passive collect) checks. Is is equal at 1/3 of watchdogInterval

func (*WatchDog) GetLimitDuration

func (c *WatchDog) GetLimitDuration() time.Duration

GetLimitDuration returns the systemd watchdog limit provided by systemd

func (*WatchDog) NewTicker

func (c *WatchDog) NewTicker() *time.Ticker

NewTicker initializes and returns a ticker set at watchdogChecks (which is set at 1/3 of watchdogInterval). It can be used by clients to trigger checks before using SendHeartbeat().

func (*WatchDog) SendHeartbeat

func (c *WatchDog) SendHeartbeat() error

SendHeartbeat sends a keepalive notification to systemd watchdog