resolver

package

v0.1.0 Latest Latest Go to latest Published: Aug 22, 2023 License: MIT Imports: 10 Imported by: 0

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func NewBuilder(client *clientv3.Client, metaData interface{}) (grpcresolver.Builder, error)

NewBuilder creates a Resolver builder.

type MetaSelector struct {
	MetaData map[string]string
}

func NewMetaSelector() *MetaSelector

func (ms MetaSelector) Select(addr grpcresolver.Address) (bool, error)

func (ms MetaSelector) WithKV(k, v string)

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

func NewResolver(client *clientv3.Client) *Resolver

func (r *Resolver) Close()

func (r *Resolver) Register(ctx context.Context, target string, addr grpcresolver.Address, leaseId clientv3.LeaseID) error

func (r *Resolver) ResolveNow(grpcresolver.ResolveNowOptions)

ResolveNow is a no-op here. It's just a hint, Resolver can ignore this if it's not necessary.

type Selector interface {
	Select(grpcresolver.Address) (bool, error)
}

func And(ss ...Selector) Selector

And returns Selector that return true if all ss return true

func Error(err error) Selector

Error returns Selector that always return error

func False() Selector

False returns Selector that always return false

func Or(ss ...Selector) Selector

Or returns Selector that return true if any ss return true, if there is any error returns the first error encounters

func True() Selector

True returns Selector that always return true