core

Documentation

Index

• Variables
• func IsExitSignal(s os.Signal) (bool, bool)
• func RegisterSignalHandler(f SignalHandlerFunc)
• func TrapSignals(ctx apitypes.Context)
• type SignalHandlerFunc

Variables

var (
	// Version of REX-Ray.
	Version *apitypes.VersionInfo

	// BuildType is the build type of this binary.
	BuildType = "client+agent+controller"

	// Debug is whether or not the REXRAY_DEBUG environment variable is set
	// to a truthy value.
	Debug, _ = strconv.ParseBool(os.Getenv("REXRAY_DEBUG"))
)

Functions

func IsExitSignal

func IsExitSignal(s os.Signal) (bool, bool)

IsExitSignal returns a flag indicating whether a signal is SIGKILL, SIGHUP, SIGINT, SIGTERM, or SIGQUIT. The second return value is whether it is a graceful exit. This flag is true for SIGTERM, SIGHUP, SIGINT, and SIGQUIT.

func RegisterSignalHandler

func RegisterSignalHandler(f SignalHandlerFunc)

RegisterSignalHandler registers a SignalHandlerFunc.

func TrapSignals

func TrapSignals(ctx apitypes.Context)

TrapSignals tells the process to trap incoming process signals.

Types

type SignalHandlerFunc

type SignalHandlerFunc func(ctx apitypes.Context, s os.Signal)

SignalHandlerFunc is a function that can be registered with `core.RegisterSignalHandler` to receive a callback when the process receives a signal.