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moby--moby/libnetwork/hostdiscovery/hostdiscovery_api.go
Madhu Venugopal 5ef8d0f038 Add watch retrigger when store restarts
Signed-off-by: Madhu Venugopal <madhu@docker.com>
2015-10-21 21:45:52 -07:00

22 lines
735 B
Go

package hostdiscovery
import "net"
// JoinCallback provides a callback event for new node joining the cluster
type JoinCallback func(entries []net.IP)
// ActiveCallback provides a callback event for active discovery event
type ActiveCallback func()
// LeaveCallback provides a callback event for node leaving the cluster
type LeaveCallback func(entries []net.IP)
// HostDiscovery primary interface
type HostDiscovery interface {
//Watch Node join and leave cluster events
Watch(activeCallback ActiveCallback, joinCallback JoinCallback, leaveCallback LeaveCallback) error
// StopDiscovery stops the discovery perocess
StopDiscovery() error
// Fetch returns a list of host IPs that are currently discovered
Fetch() []net.IP
}