Function ExampleNewClusterClient_manualSetup

example_test.go:81–120

Following example creates a cluster from 2 master nodes and 2 slave nodes without using cluster mode or Redis Sentinel.

()

// Following example creates a cluster from 2 master nodes and 2 slave nodes
// without using cluster mode or Redis Sentinel.
func ExampleNewClusterClient_manualSetup() {
	// clusterSlots returns cluster slots information.
	// It can use service like ZooKeeper to maintain configuration information
	// and Cluster.ReloadState to manually trigger state reloading.
	clusterSlots := func(ctx context.Context) ([]redis.ClusterSlot, error) {
		slots := []redis.ClusterSlot{
			// First node with 1 master and 1 slave.
			{
				Start: 0,
				End:   8191,
				Nodes: []redis.ClusterNode{{
					Addr: ":7000", // master
				}, {
					Addr: ":8000", // 1st slave
				}},
			},
			// Second node with 1 master and 1 slave.
			{
				Start: 8192,
				End:   16383,
				Nodes: []redis.ClusterNode{{
					Addr: ":7001", // master
				}, {
					Addr: ":8001", // 1st slave
				}},
			},
		}
		return slots, nil
	}

	rdb := redis.NewClusterClient(&redis.ClusterOptions{
		ClusterSlots:  clusterSlots,
		RouteRandomly: true,
	})
	rdb.Ping(ctx)

	// ReloadState reloads cluster state. It calls ClusterSlots func
	// to get cluster slots information.
	rdb.ReloadState(ctx)
}

func ExampleNewRing() {
	rdb := redis.NewRing(&redis.RingOptions{