dns

package

v0.10.0 Latest Latest Go to latest Published: Apr 13, 2026 License: Apache-2.0 Imports: 11 Imported by: 0

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var ErrNotFound = errors.New("no records found")

ErrNotFound is returned when no DNS records are found for a host.

This section is empty.

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

Discovery implements service discovery using DNS.

func NewDNSServiceDiscovery(servers []string, valid time.Duration) (*Discovery, error)

NewDNSServiceDiscovery creates a new DNSServiceDiscovery instance.

func (d *Discovery) Close() error

Close stops the DNS service discovery ticker.

func (d *Discovery) GetInstances(
	ctx context.Context,
	options provider.GetInstanceOptions,
) ([]provider.Instancer, error)

GetInstances resolves the given host to IP addresses and returns them as service instances.

func (d *Discovery) Lookup(ctx context.Context, host string) ([]string, error)

Lookup resolves the given host to a list of IP addresses.

func (d *Discovery) Watch(
	ctx context.Context,
	_ provider.GetInstanceOptions,
) (<-chan []provider.Instancer, error)

Watch starts a ticker that periodically signals for instance refreshes.