NewErrPickerV2 is temporarily defined for backward compatibility reasons.
Deprecated: use NewErrPicker instead.
var NewErrPickerV2 = NewErrPicker
func NewBalancerBuilder(name string, pb PickerBuilder, config Config) balancer.Builder
NewBalancerBuilder returns a base balancer builder configured by the provided config.
func NewErrPicker(err error) balancer.Picker
NewErrPicker returns a Picker that always returns err on Pick().
Config contains the config info about the base balancer builder.
type Config struct {
// HealthCheck indicates whether health checking should be enabled for this specific balancer.
HealthCheck bool
}
PickerBuildInfo contains information needed by the picker builder to construct a picker.
type PickerBuildInfo struct {
// ReadySCs is a map from all ready SubConns to the Addresses used to
// create them.
ReadySCs map[balancer.SubConn]SubConnInfo
}
PickerBuilder creates balancer.Picker.
type PickerBuilder interface {
// Build returns a picker that will be used by gRPC to pick a SubConn.
Build(info PickerBuildInfo) balancer.Picker
}
SubConnInfo contains information about a SubConn created by the base balancer.
type SubConnInfo struct {
Address resolver.Address // the address used to create this SubConn
}