rpc

type Error uint

type Gaffer interface {
	gopi.Unit

	// Return services
	Services() []GafferService

	// Update a service
	Update(GafferService, []string) (GafferService, error)

	// Start a service process
	Start(context.Context, uint32) (GafferProcess, error)
}

type GafferClientStub interface {
	gopi.RPCClientStub

	// Make a mutable service
	Mutable(GafferService) MutableGafferService

	// Ping returns without error if the remote service is running
	Ping(context.Context) error

	// Services returns a list of services registered
	Services(context.Context) ([]GafferService, error)

	// Update a service name, cwd, args, user, group or enabled field
	Update(context.Context, MutableGafferService) (GafferService, error)

	// Start a service
	Start(context.Context, uint32) (GafferService, error)
}

type GafferKernelStub interface {
	gopi.RPCClientStub

	// Ping returns without error if the remote service is running
	Ping(context.Context) error

	// CreateProcess creates a new process from a service and
	// returns a unique process id
	CreateProcess(context.Context, GafferService) (uint32, error)

	// RunProcess runs a created process
	RunProcess(context.Context, uint32) error

	// StopProcess stops a running process
	StopProcess(context.Context, uint32) error

	// Processes returns a filtered set of processes
	Processes(context.Context, uint32) ([]GafferProcess, error)

	// Executables returns the set of executable service names
	Executables(context.Context) ([]string, error)

	// Stream events until cancelled, using a filter
	StreamEvents(context.Context, uint32) error
}

type GafferProcess interface {
	Id() uint32
	Service() GafferService
	State() GafferState
}

type GafferService interface {
	Name() string
	Sid() uint32
	Path() string
	Cwd() string
	Args() []string
	User() string
	Group() string
	Enabled() bool
}

type GafferState uint

type HelloworldStub interface {
	gopi.RPCClientStub

	// Ping returns without error if the remote service is running
	Ping(context.Context) error
}

type MutableGafferService interface {
	GafferService

	SetName(string) MutableGafferService
	SetArgs(value []string) MutableGafferService
	SetEnabled(bool) MutableGafferService
}