mirror of https://github.com/go-redis/redis.git
1643 lines
43 KiB
Go
1643 lines
43 KiB
Go
package redis_test
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import (
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"context"
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"crypto/tls"
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"errors"
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"fmt"
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"net"
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"strconv"
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"strings"
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"sync"
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"time"
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. "github.com/bsm/ginkgo/v2"
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. "github.com/bsm/gomega"
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"github.com/redis/go-redis/v9"
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"github.com/redis/go-redis/v9/internal/hashtag"
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)
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type clusterScenario struct {
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ports []string
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nodeIDs []string
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processes map[string]*redisProcess
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clients map[string]*redis.Client
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}
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func (s *clusterScenario) masters() []*redis.Client {
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result := make([]*redis.Client, 3)
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for pos, port := range s.ports[:3] {
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result[pos] = s.clients[port]
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}
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return result
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}
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func (s *clusterScenario) slaves() []*redis.Client {
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result := make([]*redis.Client, 3)
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for pos, port := range s.ports[3:] {
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result[pos] = s.clients[port]
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}
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return result
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}
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func (s *clusterScenario) addrs() []string {
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addrs := make([]string, len(s.ports))
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for i, port := range s.ports {
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addrs[i] = net.JoinHostPort("127.0.0.1", port)
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}
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return addrs
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}
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func (s *clusterScenario) newClusterClientUnstable(opt *redis.ClusterOptions) *redis.ClusterClient {
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opt.Addrs = s.addrs()
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return redis.NewClusterClient(opt)
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}
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func (s *clusterScenario) newClusterClient(
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ctx context.Context, opt *redis.ClusterOptions,
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) *redis.ClusterClient {
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client := s.newClusterClientUnstable(opt)
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err := eventually(func() error {
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if opt.ClusterSlots != nil {
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return nil
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}
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state, err := client.LoadState(ctx)
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if err != nil {
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return err
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}
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if !state.IsConsistent(ctx) {
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return fmt.Errorf("cluster state is not consistent")
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}
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return nil
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}, 30*time.Second)
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if err != nil {
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panic(err)
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}
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return client
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}
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func (s *clusterScenario) Close() error {
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for _, port := range s.ports {
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if process, ok := processes[port]; ok {
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process.Close()
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delete(processes, port)
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}
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}
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return nil
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}
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func startCluster(ctx context.Context, scenario *clusterScenario) error {
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// Start processes and collect node ids
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for pos, port := range scenario.ports {
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process, err := startRedis(port, "--cluster-enabled", "yes")
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if err != nil {
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return err
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}
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client := redis.NewClient(&redis.Options{
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Addr: ":" + port,
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})
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info, err := client.ClusterNodes(ctx).Result()
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if err != nil {
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return err
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}
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scenario.processes[port] = process
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scenario.clients[port] = client
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scenario.nodeIDs[pos] = info[:40]
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}
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// Meet cluster nodes.
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for _, client := range scenario.clients {
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err := client.ClusterMeet(ctx, "127.0.0.1", scenario.ports[0]).Err()
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if err != nil {
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return err
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}
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}
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// Bootstrap masters.
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slots := []int{0, 5000, 10000, 16384}
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for pos, master := range scenario.masters() {
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err := master.ClusterAddSlotsRange(ctx, slots[pos], slots[pos+1]-1).Err()
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if err != nil {
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return err
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}
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}
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// Bootstrap slaves.
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for idx, slave := range scenario.slaves() {
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masterID := scenario.nodeIDs[idx]
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// Wait until master is available
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err := eventually(func() error {
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s := slave.ClusterNodes(ctx).Val()
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wanted := masterID
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if !strings.Contains(s, wanted) {
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return fmt.Errorf("%q does not contain %q", s, wanted)
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}
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return nil
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}, 10*time.Second)
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if err != nil {
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return err
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}
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err = slave.ClusterReplicate(ctx, masterID).Err()
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if err != nil {
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return err
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}
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}
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// Wait until all nodes have consistent info.
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wanted := []redis.ClusterSlot{{
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Start: 0,
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End: 4999,
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Nodes: []redis.ClusterNode{{
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ID: "",
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Addr: "127.0.0.1:8220",
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}, {
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ID: "",
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Addr: "127.0.0.1:8223",
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}},
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}, {
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Start: 5000,
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End: 9999,
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Nodes: []redis.ClusterNode{{
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ID: "",
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Addr: "127.0.0.1:8221",
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}, {
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ID: "",
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Addr: "127.0.0.1:8224",
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}},
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}, {
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Start: 10000,
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End: 16383,
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Nodes: []redis.ClusterNode{{
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ID: "",
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Addr: "127.0.0.1:8222",
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}, {
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ID: "",
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Addr: "127.0.0.1:8225",
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}},
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}}
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for _, client := range scenario.clients {
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err := eventually(func() error {
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res, err := client.ClusterSlots(ctx).Result()
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if err != nil {
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return err
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}
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return assertSlotsEqual(res, wanted)
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}, 30*time.Second)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func assertSlotsEqual(slots, wanted []redis.ClusterSlot) error {
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outerLoop:
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for _, s2 := range wanted {
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for _, s1 := range slots {
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if slotEqual(s1, s2) {
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continue outerLoop
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}
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}
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return fmt.Errorf("%v not found in %v", s2, slots)
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}
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return nil
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}
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func slotEqual(s1, s2 redis.ClusterSlot) bool {
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if s1.Start != s2.Start {
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return false
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}
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if s1.End != s2.End {
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return false
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}
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if len(s1.Nodes) != len(s2.Nodes) {
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return false
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}
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for i, n1 := range s1.Nodes {
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if n1.Addr != s2.Nodes[i].Addr {
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return false
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}
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}
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return true
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}
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//------------------------------------------------------------------------------
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var _ = Describe("ClusterClient", func() {
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var failover bool
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var opt *redis.ClusterOptions
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var client *redis.ClusterClient
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assertClusterClient := func() {
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It("should GET/SET/DEL", func() {
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err := client.Get(ctx, "A").Err()
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Expect(err).To(Equal(redis.Nil))
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err = client.Set(ctx, "A", "VALUE", 0).Err()
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Expect(err).NotTo(HaveOccurred())
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Eventually(func() string {
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return client.Get(ctx, "A").Val()
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}, 30*time.Second).Should(Equal("VALUE"))
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cnt, err := client.Del(ctx, "A").Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(cnt).To(Equal(int64(1)))
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})
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It("GET follows redirects", func() {
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err := client.Set(ctx, "A", "VALUE", 0).Err()
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Expect(err).NotTo(HaveOccurred())
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if !failover {
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Eventually(func() int64 {
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nodes, err := client.Nodes(ctx, "A")
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if err != nil {
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return 0
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}
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return nodes[1].Client.DBSize(ctx).Val()
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}, 30*time.Second).Should(Equal(int64(1)))
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Eventually(func() error {
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return client.SwapNodes(ctx, "A")
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}, 30*time.Second).ShouldNot(HaveOccurred())
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}
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v, err := client.Get(ctx, "A").Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(v).To(Equal("VALUE"))
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})
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It("SET follows redirects", func() {
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if !failover {
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Eventually(func() error {
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return client.SwapNodes(ctx, "A")
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}, 30*time.Second).ShouldNot(HaveOccurred())
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}
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err := client.Set(ctx, "A", "VALUE", 0).Err()
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Expect(err).NotTo(HaveOccurred())
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v, err := client.Get(ctx, "A").Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(v).To(Equal("VALUE"))
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})
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It("distributes keys", func() {
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for i := 0; i < 100; i++ {
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err := client.Set(ctx, fmt.Sprintf("key%d", i), "value", 0).Err()
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Expect(err).NotTo(HaveOccurred())
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}
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client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
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defer GinkgoRecover()
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Eventually(func() string {
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return master.Info(ctx, "keyspace").Val()
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}, 30*time.Second).Should(Or(
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ContainSubstring("keys=31"),
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ContainSubstring("keys=29"),
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ContainSubstring("keys=40"),
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))
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return nil
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})
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})
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It("distributes keys when using EVAL", func() {
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script := redis.NewScript(`
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local r = redis.call('SET', KEYS[1], ARGV[1])
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return r
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`)
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var key string
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for i := 0; i < 100; i++ {
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key = fmt.Sprintf("key%d", i)
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err := script.Run(ctx, client, []string{key}, "value").Err()
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Expect(err).NotTo(HaveOccurred())
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}
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client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
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defer GinkgoRecover()
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Eventually(func() string {
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return master.Info(ctx, "keyspace").Val()
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}, 30*time.Second).Should(Or(
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ContainSubstring("keys=31"),
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ContainSubstring("keys=29"),
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ContainSubstring("keys=40"),
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))
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return nil
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})
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})
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It("distributes scripts when using Script Load", func() {
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client.ScriptFlush(ctx)
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script := redis.NewScript(`return 'Unique script'`)
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script.Load(ctx, client)
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client.ForEachShard(ctx, func(ctx context.Context, shard *redis.Client) error {
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defer GinkgoRecover()
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val, _ := script.Exists(ctx, shard).Result()
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Expect(val[0]).To(Equal(true))
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return nil
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})
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})
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It("checks all shards when using Script Exists", func() {
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client.ScriptFlush(ctx)
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script := redis.NewScript(`return 'First script'`)
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lostScriptSrc := `return 'Lost script'`
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lostScript := redis.NewScript(lostScriptSrc)
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script.Load(ctx, client)
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client.Do(ctx, "script", "load", lostScriptSrc)
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val, _ := client.ScriptExists(ctx, script.Hash(), lostScript.Hash()).Result()
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Expect(val).To(Equal([]bool{true, false}))
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})
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It("flushes scripts from all shards when using ScriptFlush", func() {
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script := redis.NewScript(`return 'Unnecessary script'`)
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script.Load(ctx, client)
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val, _ := client.ScriptExists(ctx, script.Hash()).Result()
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Expect(val).To(Equal([]bool{true}))
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client.ScriptFlush(ctx)
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val, _ = client.ScriptExists(ctx, script.Hash()).Result()
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Expect(val).To(Equal([]bool{false}))
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})
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It("supports Watch", func() {
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var incr func(string) error
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// Transactionally increments key using GET and SET commands.
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incr = func(key string) error {
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err := client.Watch(ctx, func(tx *redis.Tx) error {
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n, err := tx.Get(ctx, key).Int64()
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if err != nil && err != redis.Nil {
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return err
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}
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_, err = tx.TxPipelined(ctx, func(pipe redis.Pipeliner) error {
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pipe.Set(ctx, key, strconv.FormatInt(n+1, 10), 0)
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return nil
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})
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return err
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}, key)
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if err == redis.TxFailedErr {
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return incr(key)
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}
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return err
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}
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var wg sync.WaitGroup
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for i := 0; i < 100; i++ {
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wg.Add(1)
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go func() {
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defer GinkgoRecover()
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defer wg.Done()
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err := incr("key")
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Expect(err).NotTo(HaveOccurred())
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}()
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}
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wg.Wait()
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Eventually(func() string {
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return client.Get(ctx, "key").Val()
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}, 30*time.Second).Should(Equal("100"))
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})
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Describe("pipelining", func() {
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var pipe *redis.Pipeline
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assertPipeline := func() {
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keys := []string{"A", "B", "C", "D", "E", "F", "G"}
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It("follows redirects", func() {
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if !failover {
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for _, key := range keys {
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Eventually(func() error {
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return client.SwapNodes(ctx, key)
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}, 30*time.Second).ShouldNot(HaveOccurred())
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}
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}
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for i, key := range keys {
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pipe.Set(ctx, key, key+"_value", 0)
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pipe.Expire(ctx, key, time.Duration(i+1)*time.Hour)
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}
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cmds, err := pipe.Exec(ctx)
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Expect(err).NotTo(HaveOccurred())
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Expect(cmds).To(HaveLen(14))
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_ = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
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defer GinkgoRecover()
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Eventually(func() int64 {
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return node.DBSize(ctx).Val()
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}, 30*time.Second).ShouldNot(BeZero())
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return nil
|
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})
|
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|
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if !failover {
|
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for _, key := range keys {
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Eventually(func() error {
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return client.SwapNodes(ctx, key)
|
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}, 30*time.Second).ShouldNot(HaveOccurred())
|
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}
|
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}
|
|
|
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for _, key := range keys {
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pipe.Get(ctx, key)
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pipe.TTL(ctx, key)
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}
|
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cmds, err = pipe.Exec(ctx)
|
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Expect(err).NotTo(HaveOccurred())
|
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Expect(cmds).To(HaveLen(14))
|
|
|
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for i, key := range keys {
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get := cmds[i*2].(*redis.StringCmd)
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Expect(get.Val()).To(Equal(key + "_value"))
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|
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ttl := cmds[(i*2)+1].(*redis.DurationCmd)
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dur := time.Duration(i+1) * time.Hour
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Expect(ttl.Val()).To(BeNumerically("~", dur, 30*time.Second))
|
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}
|
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})
|
|
|
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It("works with missing keys", func() {
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pipe.Set(ctx, "A", "A_value", 0)
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pipe.Set(ctx, "C", "C_value", 0)
|
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_, err := pipe.Exec(ctx)
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Expect(err).NotTo(HaveOccurred())
|
|
|
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a := pipe.Get(ctx, "A")
|
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b := pipe.Get(ctx, "B")
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c := pipe.Get(ctx, "C")
|
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cmds, err := pipe.Exec(ctx)
|
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Expect(err).To(Equal(redis.Nil))
|
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Expect(cmds).To(HaveLen(3))
|
|
|
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Expect(a.Err()).NotTo(HaveOccurred())
|
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Expect(a.Val()).To(Equal("A_value"))
|
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|
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Expect(b.Err()).To(Equal(redis.Nil))
|
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Expect(b.Val()).To(Equal(""))
|
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|
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Expect(c.Err()).NotTo(HaveOccurred())
|
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Expect(c.Val()).To(Equal("C_value"))
|
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})
|
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}
|
|
|
|
Describe("with Pipeline", func() {
|
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BeforeEach(func() {
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pipe = client.Pipeline().(*redis.Pipeline)
|
|
})
|
|
|
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AfterEach(func() {})
|
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|
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assertPipeline()
|
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})
|
|
|
|
Describe("with TxPipeline", func() {
|
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BeforeEach(func() {
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pipe = client.TxPipeline().(*redis.Pipeline)
|
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})
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AfterEach(func() {})
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|
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assertPipeline()
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})
|
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})
|
|
|
|
It("supports PubSub", func() {
|
|
pubsub := client.Subscribe(ctx, "mychannel")
|
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defer pubsub.Close()
|
|
|
|
Eventually(func() error {
|
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_, err := client.Publish(ctx, "mychannel", "hello").Result()
|
|
if err != nil {
|
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return err
|
|
}
|
|
|
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msg, err := pubsub.ReceiveTimeout(ctx, time.Second)
|
|
if err != nil {
|
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return err
|
|
}
|
|
|
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_, ok := msg.(*redis.Message)
|
|
if !ok {
|
|
return fmt.Errorf("got %T, wanted *redis.Message", msg)
|
|
}
|
|
|
|
return nil
|
|
}, 30*time.Second).ShouldNot(HaveOccurred())
|
|
})
|
|
|
|
It("supports sharded PubSub", func() {
|
|
pubsub := client.SSubscribe(ctx, "mychannel")
|
|
defer pubsub.Close()
|
|
|
|
Eventually(func() error {
|
|
_, err := client.SPublish(ctx, "mychannel", "hello").Result()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
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msg, err := pubsub.ReceiveTimeout(ctx, time.Second)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
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_, ok := msg.(*redis.Message)
|
|
if !ok {
|
|
return fmt.Errorf("got %T, wanted *redis.Message", msg)
|
|
}
|
|
|
|
return nil
|
|
}, 30*time.Second).ShouldNot(HaveOccurred())
|
|
})
|
|
|
|
It("supports PubSub.Ping without channels", func() {
|
|
pubsub := client.Subscribe(ctx)
|
|
defer pubsub.Close()
|
|
|
|
err := pubsub.Ping(ctx)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
}
|
|
|
|
Describe("ClusterClient PROTO 2", func() {
|
|
BeforeEach(func() {
|
|
opt = redisClusterOptions()
|
|
opt.Protocol = 2
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
_ = client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("should CLUSTER PROTO 2", func() {
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, c *redis.Client) error {
|
|
val, err := c.Do(ctx, "HELLO").Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(val).Should(ContainElements("proto", int64(2)))
|
|
return nil
|
|
})
|
|
})
|
|
})
|
|
|
|
Describe("ClusterClient", func() {
|
|
BeforeEach(func() {
|
|
opt = redisClusterOptions()
|
|
opt.ClientName = "cluster_hi"
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
_ = client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("returns pool stats", func() {
|
|
stats := client.PoolStats()
|
|
Expect(stats).To(BeAssignableToTypeOf(&redis.PoolStats{}))
|
|
})
|
|
|
|
It("returns an error when there are no attempts left", func() {
|
|
opt := redisClusterOptions()
|
|
opt.MaxRedirects = -1
|
|
client := cluster.newClusterClient(ctx, opt)
|
|
|
|
Eventually(func() error {
|
|
return client.SwapNodes(ctx, "A")
|
|
}, 30*time.Second).ShouldNot(HaveOccurred())
|
|
|
|
err := client.Get(ctx, "A").Err()
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.Error()).To(ContainSubstring("MOVED"))
|
|
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("determines hash slots correctly for generic commands", func() {
|
|
opt := redisClusterOptions()
|
|
opt.MaxRedirects = -1
|
|
client := cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.Do(ctx, "GET", "A").Err()
|
|
Expect(err).To(Equal(redis.Nil))
|
|
|
|
err = client.Do(ctx, []byte("GET"), []byte("A")).Err()
|
|
Expect(err).To(Equal(redis.Nil))
|
|
|
|
Eventually(func() error {
|
|
return client.SwapNodes(ctx, "A")
|
|
}, 30*time.Second).ShouldNot(HaveOccurred())
|
|
|
|
err = client.Do(ctx, "GET", "A").Err()
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.Error()).To(ContainSubstring("MOVED"))
|
|
|
|
err = client.Do(ctx, []byte("GET"), []byte("A")).Err()
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.Error()).To(ContainSubstring("MOVED"))
|
|
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("follows node redirection immediately", func() {
|
|
// Configure retry backoffs far in excess of the expected duration of redirection
|
|
opt := redisClusterOptions()
|
|
opt.MinRetryBackoff = 10 * time.Minute
|
|
opt.MaxRetryBackoff = 20 * time.Minute
|
|
client := cluster.newClusterClient(ctx, opt)
|
|
|
|
Eventually(func() error {
|
|
return client.SwapNodes(ctx, "A")
|
|
}, 30*time.Second).ShouldNot(HaveOccurred())
|
|
|
|
// Note that this context sets a deadline more aggressive than the lowest possible bound
|
|
// of the retry backoff; this verifies that redirection completes immediately.
|
|
redirCtx, cancel := context.WithTimeout(ctx, 5*time.Second)
|
|
defer cancel()
|
|
|
|
err := client.Set(redirCtx, "A", "VALUE", 0).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
v, err := client.Get(redirCtx, "A").Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(v).To(Equal("VALUE"))
|
|
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("calls fn for every master node", func() {
|
|
for i := 0; i < 10; i++ {
|
|
Expect(client.Set(ctx, strconv.Itoa(i), "", 0).Err()).NotTo(HaveOccurred())
|
|
}
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
size, err := client.DBSize(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(size).To(Equal(int64(0)))
|
|
})
|
|
|
|
It("should CLUSTER SLOTS", func() {
|
|
res, err := client.ClusterSlots(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).To(HaveLen(3))
|
|
|
|
wanted := []redis.ClusterSlot{{
|
|
Start: 0,
|
|
End: 4999,
|
|
Nodes: []redis.ClusterNode{{
|
|
ID: "",
|
|
Addr: "127.0.0.1:8220",
|
|
}, {
|
|
ID: "",
|
|
Addr: "127.0.0.1:8223",
|
|
}},
|
|
}, {
|
|
Start: 5000,
|
|
End: 9999,
|
|
Nodes: []redis.ClusterNode{{
|
|
ID: "",
|
|
Addr: "127.0.0.1:8221",
|
|
}, {
|
|
ID: "",
|
|
Addr: "127.0.0.1:8224",
|
|
}},
|
|
}, {
|
|
Start: 10000,
|
|
End: 16383,
|
|
Nodes: []redis.ClusterNode{{
|
|
ID: "",
|
|
Addr: "127.0.0.1:8222",
|
|
}, {
|
|
ID: "",
|
|
Addr: "127.0.0.1:8225",
|
|
}},
|
|
}}
|
|
Expect(assertSlotsEqual(res, wanted)).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("should CLUSTER SHARDS", func() {
|
|
res, err := client.ClusterShards(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).NotTo(BeEmpty())
|
|
|
|
// Iterate over the ClusterShard results and validate the fields.
|
|
for _, shard := range res {
|
|
Expect(shard.Slots).NotTo(BeEmpty())
|
|
for _, slotRange := range shard.Slots {
|
|
Expect(slotRange.Start).To(BeNumerically(">=", 0))
|
|
Expect(slotRange.End).To(BeNumerically(">=", slotRange.Start))
|
|
}
|
|
|
|
Expect(shard.Nodes).NotTo(BeEmpty())
|
|
for _, node := range shard.Nodes {
|
|
Expect(node.ID).NotTo(BeEmpty())
|
|
Expect(node.Endpoint).NotTo(BeEmpty())
|
|
Expect(node.IP).NotTo(BeEmpty())
|
|
Expect(node.Port).To(BeNumerically(">", 0))
|
|
|
|
validRoles := []string{"master", "slave", "replica"}
|
|
Expect(validRoles).To(ContainElement(node.Role))
|
|
|
|
Expect(node.ReplicationOffset).To(BeNumerically(">=", 0))
|
|
|
|
validHealthStatuses := []string{"online", "failed", "loading"}
|
|
Expect(validHealthStatuses).To(ContainElement(node.Health))
|
|
}
|
|
}
|
|
})
|
|
|
|
It("should CLUSTER LINKS", func() {
|
|
res, err := client.ClusterLinks(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).NotTo(BeEmpty())
|
|
|
|
// Iterate over the ClusterLink results and validate the map keys.
|
|
for _, link := range res {
|
|
|
|
Expect(link.Direction).NotTo(BeEmpty())
|
|
Expect([]string{"from", "to"}).To(ContainElement(link.Direction))
|
|
Expect(link.Node).NotTo(BeEmpty())
|
|
Expect(link.CreateTime).To(BeNumerically(">", 0))
|
|
|
|
Expect(link.Events).NotTo(BeEmpty())
|
|
validEventChars := []rune{'r', 'w'}
|
|
for _, eventChar := range link.Events {
|
|
Expect(validEventChars).To(ContainElement(eventChar))
|
|
}
|
|
|
|
Expect(link.SendBufferAllocated).To(BeNumerically(">=", 0))
|
|
Expect(link.SendBufferUsed).To(BeNumerically(">=", 0))
|
|
}
|
|
})
|
|
|
|
It("should cluster client setname", func() {
|
|
err := client.ForEachShard(ctx, func(ctx context.Context, c *redis.Client) error {
|
|
return c.Ping(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, c *redis.Client) error {
|
|
val, err := c.ClientList(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(val).Should(ContainSubstring("name=cluster_hi"))
|
|
return nil
|
|
})
|
|
})
|
|
|
|
It("should CLUSTER PROTO 3", func() {
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, c *redis.Client) error {
|
|
val, err := c.Do(ctx, "HELLO").Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(val).Should(HaveKeyWithValue("proto", int64(3)))
|
|
return nil
|
|
})
|
|
})
|
|
|
|
It("should CLUSTER MYSHARDID", func() {
|
|
shardID, err := client.ClusterMyShardID(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(shardID).ToNot(BeEmpty())
|
|
})
|
|
|
|
It("should CLUSTER NODES", func() {
|
|
res, err := client.ClusterNodes(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(len(res)).To(BeNumerically(">", 400))
|
|
})
|
|
|
|
It("should CLUSTER INFO", func() {
|
|
res, err := client.ClusterInfo(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).To(ContainSubstring("cluster_known_nodes:6"))
|
|
})
|
|
|
|
It("should CLUSTER KEYSLOT", func() {
|
|
hashSlot, err := client.ClusterKeySlot(ctx, "somekey").Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(hashSlot).To(Equal(int64(hashtag.Slot("somekey"))))
|
|
})
|
|
|
|
It("should CLUSTER GETKEYSINSLOT", func() {
|
|
keys, err := client.ClusterGetKeysInSlot(ctx, hashtag.Slot("somekey"), 1).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(len(keys)).To(Equal(0))
|
|
})
|
|
|
|
It("should CLUSTER COUNT-FAILURE-REPORTS", func() {
|
|
n, err := client.ClusterCountFailureReports(ctx, cluster.nodeIDs[0]).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(n).To(Equal(int64(0)))
|
|
})
|
|
|
|
It("should CLUSTER COUNTKEYSINSLOT", func() {
|
|
n, err := client.ClusterCountKeysInSlot(ctx, 10).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(n).To(Equal(int64(0)))
|
|
})
|
|
|
|
It("should CLUSTER SAVECONFIG", func() {
|
|
res, err := client.ClusterSaveConfig(ctx).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).To(Equal("OK"))
|
|
})
|
|
|
|
It("should CLUSTER SLAVES", func() {
|
|
nodesList, err := client.ClusterSlaves(ctx, cluster.nodeIDs[0]).Result()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(nodesList).Should(ContainElement(ContainSubstring("slave")))
|
|
Expect(nodesList).Should(HaveLen(1))
|
|
})
|
|
|
|
It("should RANDOMKEY", func() {
|
|
const nkeys = 100
|
|
|
|
for i := 0; i < nkeys; i++ {
|
|
err := client.Set(ctx, fmt.Sprintf("key%d", i), "value", 0).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
}
|
|
|
|
var keys []string
|
|
addKey := func(key string) {
|
|
for _, k := range keys {
|
|
if k == key {
|
|
return
|
|
}
|
|
}
|
|
keys = append(keys, key)
|
|
}
|
|
|
|
for i := 0; i < nkeys*10; i++ {
|
|
key := client.RandomKey(ctx).Val()
|
|
addKey(key)
|
|
}
|
|
|
|
Expect(len(keys)).To(BeNumerically("~", nkeys, nkeys/10))
|
|
})
|
|
|
|
It("supports Process hook", func() {
|
|
testCtx, cancel := context.WithCancel(ctx)
|
|
defer cancel()
|
|
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
return node.Ping(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
var stack []string
|
|
|
|
clusterHook := &hook{
|
|
processHook: func(hook redis.ProcessHook) redis.ProcessHook {
|
|
return func(ctx context.Context, cmd redis.Cmder) error {
|
|
select {
|
|
case <-testCtx.Done():
|
|
return hook(ctx, cmd)
|
|
default:
|
|
}
|
|
|
|
Expect(cmd.String()).To(Equal("ping: "))
|
|
stack = append(stack, "cluster.BeforeProcess")
|
|
|
|
err := hook(ctx, cmd)
|
|
|
|
Expect(cmd.String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "cluster.AfterProcess")
|
|
|
|
return err
|
|
}
|
|
},
|
|
}
|
|
client.AddHook(clusterHook)
|
|
|
|
nodeHook := &hook{
|
|
processHook: func(hook redis.ProcessHook) redis.ProcessHook {
|
|
return func(ctx context.Context, cmd redis.Cmder) error {
|
|
select {
|
|
case <-testCtx.Done():
|
|
return hook(ctx, cmd)
|
|
default:
|
|
}
|
|
|
|
Expect(cmd.String()).To(Equal("ping: "))
|
|
stack = append(stack, "shard.BeforeProcess")
|
|
|
|
err := hook(ctx, cmd)
|
|
|
|
Expect(cmd.String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "shard.AfterProcess")
|
|
|
|
return err
|
|
}
|
|
},
|
|
}
|
|
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
node.AddHook(nodeHook)
|
|
return nil
|
|
})
|
|
|
|
err = client.Ping(ctx).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(stack).To(Equal([]string{
|
|
"cluster.BeforeProcess",
|
|
"shard.BeforeProcess",
|
|
"shard.AfterProcess",
|
|
"cluster.AfterProcess",
|
|
}))
|
|
})
|
|
|
|
It("supports Pipeline hook", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
return node.Ping(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
var stack []string
|
|
|
|
client.AddHook(&hook{
|
|
processPipelineHook: func(hook redis.ProcessPipelineHook) redis.ProcessPipelineHook {
|
|
return func(ctx context.Context, cmds []redis.Cmder) error {
|
|
Expect(cmds).To(HaveLen(1))
|
|
Expect(cmds[0].String()).To(Equal("ping: "))
|
|
stack = append(stack, "cluster.BeforeProcessPipeline")
|
|
|
|
err := hook(ctx, cmds)
|
|
|
|
Expect(cmds).To(HaveLen(1))
|
|
Expect(cmds[0].String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "cluster.AfterProcessPipeline")
|
|
|
|
return err
|
|
}
|
|
},
|
|
})
|
|
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
node.AddHook(&hook{
|
|
processPipelineHook: func(hook redis.ProcessPipelineHook) redis.ProcessPipelineHook {
|
|
return func(ctx context.Context, cmds []redis.Cmder) error {
|
|
Expect(cmds).To(HaveLen(1))
|
|
Expect(cmds[0].String()).To(Equal("ping: "))
|
|
stack = append(stack, "shard.BeforeProcessPipeline")
|
|
|
|
err := hook(ctx, cmds)
|
|
|
|
Expect(cmds).To(HaveLen(1))
|
|
Expect(cmds[0].String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "shard.AfterProcessPipeline")
|
|
|
|
return err
|
|
}
|
|
},
|
|
})
|
|
return nil
|
|
})
|
|
|
|
_, err = client.Pipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(stack).To(Equal([]string{
|
|
"cluster.BeforeProcessPipeline",
|
|
"shard.BeforeProcessPipeline",
|
|
"shard.AfterProcessPipeline",
|
|
"cluster.AfterProcessPipeline",
|
|
}))
|
|
})
|
|
|
|
It("supports TxPipeline hook", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
return node.Ping(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
var stack []string
|
|
|
|
client.AddHook(&hook{
|
|
processPipelineHook: func(hook redis.ProcessPipelineHook) redis.ProcessPipelineHook {
|
|
return func(ctx context.Context, cmds []redis.Cmder) error {
|
|
Expect(cmds).To(HaveLen(3))
|
|
Expect(cmds[1].String()).To(Equal("ping: "))
|
|
stack = append(stack, "cluster.BeforeProcessPipeline")
|
|
|
|
err := hook(ctx, cmds)
|
|
|
|
Expect(cmds).To(HaveLen(3))
|
|
Expect(cmds[1].String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "cluster.AfterProcessPipeline")
|
|
|
|
return err
|
|
}
|
|
},
|
|
})
|
|
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, node *redis.Client) error {
|
|
node.AddHook(&hook{
|
|
processPipelineHook: func(hook redis.ProcessPipelineHook) redis.ProcessPipelineHook {
|
|
return func(ctx context.Context, cmds []redis.Cmder) error {
|
|
Expect(cmds).To(HaveLen(3))
|
|
Expect(cmds[1].String()).To(Equal("ping: "))
|
|
stack = append(stack, "shard.BeforeProcessPipeline")
|
|
|
|
err := hook(ctx, cmds)
|
|
|
|
Expect(cmds).To(HaveLen(3))
|
|
Expect(cmds[1].String()).To(Equal("ping: PONG"))
|
|
stack = append(stack, "shard.AfterProcessPipeline")
|
|
|
|
return err
|
|
}
|
|
},
|
|
})
|
|
return nil
|
|
})
|
|
|
|
_, err = client.TxPipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(stack).To(Equal([]string{
|
|
"cluster.BeforeProcessPipeline",
|
|
"shard.BeforeProcessPipeline",
|
|
"shard.AfterProcessPipeline",
|
|
"cluster.AfterProcessPipeline",
|
|
}))
|
|
})
|
|
|
|
It("should return correct replica for key", func() {
|
|
client, err := client.SlaveForKey(ctx, "test")
|
|
Expect(err).ToNot(HaveOccurred())
|
|
info := client.Info(ctx, "server")
|
|
Expect(info.Val()).Should(ContainSubstring("tcp_port:8224"))
|
|
})
|
|
|
|
It("should return correct master for key", func() {
|
|
client, err := client.MasterForKey(ctx, "test")
|
|
Expect(err).ToNot(HaveOccurred())
|
|
info := client.Info(ctx, "server")
|
|
Expect(info.Val()).Should(ContainSubstring("tcp_port:8221"))
|
|
})
|
|
|
|
assertClusterClient()
|
|
})
|
|
|
|
Describe("ClusterClient with RouteByLatency", func() {
|
|
BeforeEach(func() {
|
|
opt = redisClusterOptions()
|
|
opt.RouteByLatency = true
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachSlave(ctx, func(ctx context.Context, slave *redis.Client) error {
|
|
Eventually(func() int64 {
|
|
return client.DBSize(ctx).Val()
|
|
}, 30*time.Second).Should(Equal(int64(0)))
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
err := client.ForEachSlave(ctx, func(ctx context.Context, slave *redis.Client) error {
|
|
return slave.ReadWrite(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.Close()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
assertClusterClient()
|
|
})
|
|
|
|
Describe("ClusterClient with ClusterSlots", func() {
|
|
BeforeEach(func() {
|
|
failover = true
|
|
|
|
opt = redisClusterOptions()
|
|
opt.ClusterSlots = func(ctx context.Context) ([]redis.ClusterSlot, error) {
|
|
slots := []redis.ClusterSlot{{
|
|
Start: 0,
|
|
End: 4999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard1Port,
|
|
}},
|
|
}, {
|
|
Start: 5000,
|
|
End: 9999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard2Port,
|
|
}},
|
|
}, {
|
|
Start: 10000,
|
|
End: 16383,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard3Port,
|
|
}},
|
|
}}
|
|
return slots, nil
|
|
}
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachSlave(ctx, func(ctx context.Context, slave *redis.Client) error {
|
|
Eventually(func() int64 {
|
|
return client.DBSize(ctx).Val()
|
|
}, 30*time.Second).Should(Equal(int64(0)))
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
failover = false
|
|
|
|
err := client.Close()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
assertClusterClient()
|
|
})
|
|
|
|
Describe("ClusterClient with RouteRandomly and ClusterSlots", func() {
|
|
BeforeEach(func() {
|
|
failover = true
|
|
|
|
opt = redisClusterOptions()
|
|
opt.RouteRandomly = true
|
|
opt.ClusterSlots = func(ctx context.Context) ([]redis.ClusterSlot, error) {
|
|
slots := []redis.ClusterSlot{{
|
|
Start: 0,
|
|
End: 4999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard1Port,
|
|
}},
|
|
}, {
|
|
Start: 5000,
|
|
End: 9999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard2Port,
|
|
}},
|
|
}, {
|
|
Start: 10000,
|
|
End: 16383,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":" + ringShard3Port,
|
|
}},
|
|
}}
|
|
return slots, nil
|
|
}
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachSlave(ctx, func(ctx context.Context, slave *redis.Client) error {
|
|
Eventually(func() int64 {
|
|
return client.DBSize(ctx).Val()
|
|
}, 30*time.Second).Should(Equal(int64(0)))
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
failover = false
|
|
|
|
err := client.Close()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
assertClusterClient()
|
|
})
|
|
|
|
Describe("ClusterClient with ClusterSlots with multiple nodes per slot", func() {
|
|
BeforeEach(func() {
|
|
failover = true
|
|
|
|
opt = redisClusterOptions()
|
|
opt.ReadOnly = true
|
|
opt.ClusterSlots = func(ctx context.Context) ([]redis.ClusterSlot, error) {
|
|
slots := []redis.ClusterSlot{{
|
|
Start: 0,
|
|
End: 4999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":8220",
|
|
}, {
|
|
Addr: ":8223",
|
|
}},
|
|
}, {
|
|
Start: 5000,
|
|
End: 9999,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":8221",
|
|
}, {
|
|
Addr: ":8224",
|
|
}},
|
|
}, {
|
|
Start: 10000,
|
|
End: 16383,
|
|
Nodes: []redis.ClusterNode{{
|
|
Addr: ":8222",
|
|
}, {
|
|
Addr: ":8225",
|
|
}},
|
|
}}
|
|
return slots, nil
|
|
}
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachMaster(ctx, func(ctx context.Context, master *redis.Client) error {
|
|
return master.FlushDB(ctx).Err()
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
err = client.ForEachSlave(ctx, func(ctx context.Context, slave *redis.Client) error {
|
|
Eventually(func() int64 {
|
|
return client.DBSize(ctx).Val()
|
|
}, 30*time.Second).Should(Equal(int64(0)))
|
|
return nil
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
AfterEach(func() {
|
|
failover = false
|
|
|
|
err := client.Close()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
assertClusterClient()
|
|
})
|
|
})
|
|
|
|
var _ = Describe("ClusterClient without nodes", func() {
|
|
var client *redis.ClusterClient
|
|
|
|
BeforeEach(func() {
|
|
client = redis.NewClusterClient(&redis.ClusterOptions{})
|
|
})
|
|
|
|
AfterEach(func() {
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("Ping returns an error", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).To(MatchError("redis: cluster has no nodes"))
|
|
})
|
|
|
|
It("pipeline returns an error", func() {
|
|
_, err := client.Pipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
Expect(err).To(MatchError("redis: cluster has no nodes"))
|
|
})
|
|
})
|
|
|
|
var _ = Describe("ClusterClient without valid nodes", func() {
|
|
var client *redis.ClusterClient
|
|
|
|
BeforeEach(func() {
|
|
client = redis.NewClusterClient(&redis.ClusterOptions{
|
|
Addrs: []string{redisAddr},
|
|
})
|
|
})
|
|
|
|
AfterEach(func() {
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("returns an error", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).To(MatchError("ERR This instance has cluster support disabled"))
|
|
})
|
|
|
|
It("pipeline returns an error", func() {
|
|
_, err := client.Pipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
Expect(err).To(MatchError("ERR This instance has cluster support disabled"))
|
|
})
|
|
})
|
|
|
|
var _ = Describe("ClusterClient with unavailable Cluster", func() {
|
|
var client *redis.ClusterClient
|
|
|
|
BeforeEach(func() {
|
|
opt := redisClusterOptions()
|
|
opt.ReadTimeout = 250 * time.Millisecond
|
|
opt.WriteTimeout = 250 * time.Millisecond
|
|
opt.MaxRedirects = 1
|
|
client = cluster.newClusterClientUnstable(opt)
|
|
Expect(client.Ping(ctx).Err()).NotTo(HaveOccurred())
|
|
|
|
for _, node := range cluster.clients {
|
|
err := node.ClientPause(ctx, 5*time.Second).Err()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
}
|
|
})
|
|
|
|
AfterEach(func() {
|
|
Expect(client.Close()).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("recovers when Cluster recovers", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).To(HaveOccurred())
|
|
|
|
Eventually(func() error {
|
|
return client.Ping(ctx).Err()
|
|
}, "30s").ShouldNot(HaveOccurred())
|
|
})
|
|
})
|
|
|
|
var _ = Describe("ClusterClient timeout", func() {
|
|
var client *redis.ClusterClient
|
|
|
|
AfterEach(func() {
|
|
_ = client.Close()
|
|
})
|
|
|
|
testTimeout := func() {
|
|
It("Ping timeouts", func() {
|
|
err := client.Ping(ctx).Err()
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.(net.Error).Timeout()).To(BeTrue())
|
|
})
|
|
|
|
It("Pipeline timeouts", func() {
|
|
_, err := client.Pipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.(net.Error).Timeout()).To(BeTrue())
|
|
})
|
|
|
|
It("Tx timeouts", func() {
|
|
err := client.Watch(ctx, func(tx *redis.Tx) error {
|
|
return tx.Ping(ctx).Err()
|
|
}, "foo")
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.(net.Error).Timeout()).To(BeTrue())
|
|
})
|
|
|
|
It("Tx Pipeline timeouts", func() {
|
|
err := client.Watch(ctx, func(tx *redis.Tx) error {
|
|
_, err := tx.TxPipelined(ctx, func(pipe redis.Pipeliner) error {
|
|
pipe.Ping(ctx)
|
|
return nil
|
|
})
|
|
return err
|
|
}, "foo")
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(err.(net.Error).Timeout()).To(BeTrue())
|
|
})
|
|
}
|
|
|
|
const pause = 5 * time.Second
|
|
|
|
Context("read/write timeout", func() {
|
|
BeforeEach(func() {
|
|
opt := redisClusterOptions()
|
|
client = cluster.newClusterClient(ctx, opt)
|
|
|
|
err := client.ForEachShard(ctx, func(ctx context.Context, client *redis.Client) error {
|
|
err := client.ClientPause(ctx, pause).Err()
|
|
|
|
opt := client.Options()
|
|
opt.ReadTimeout = time.Nanosecond
|
|
opt.WriteTimeout = time.Nanosecond
|
|
|
|
return err
|
|
})
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
// Overwrite timeouts after the client is initialized.
|
|
opt.ReadTimeout = time.Nanosecond
|
|
opt.WriteTimeout = time.Nanosecond
|
|
opt.MaxRedirects = 0
|
|
})
|
|
|
|
AfterEach(func() {
|
|
_ = client.ForEachShard(ctx, func(ctx context.Context, client *redis.Client) error {
|
|
defer GinkgoRecover()
|
|
|
|
opt := client.Options()
|
|
opt.ReadTimeout = time.Second
|
|
opt.WriteTimeout = time.Second
|
|
|
|
Eventually(func() error {
|
|
return client.Ping(ctx).Err()
|
|
}, 2*pause).ShouldNot(HaveOccurred())
|
|
return nil
|
|
})
|
|
|
|
err := client.Close()
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
testTimeout()
|
|
})
|
|
})
|
|
|
|
var _ = Describe("ClusterClient ParseURL", func() {
|
|
cases := []struct {
|
|
test string
|
|
url string
|
|
o *redis.ClusterOptions // expected value
|
|
err error
|
|
}{
|
|
{
|
|
test: "ParseRedisURL",
|
|
url: "redis://localhost:123",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}},
|
|
}, {
|
|
test: "ParseRedissURL",
|
|
url: "rediss://localhost:123",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, TLSConfig: &tls.Config{ServerName: "localhost"}},
|
|
}, {
|
|
test: "MissingRedisPort",
|
|
url: "redis://localhost",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:6379"}},
|
|
}, {
|
|
test: "MissingRedissPort",
|
|
url: "rediss://localhost",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:6379"}, TLSConfig: &tls.Config{ServerName: "localhost"}},
|
|
}, {
|
|
test: "MultipleRedisURLs",
|
|
url: "redis://localhost:123?addr=localhost:1234&addr=localhost:12345",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123", "localhost:1234", "localhost:12345"}},
|
|
}, {
|
|
test: "MultipleRedissURLs",
|
|
url: "rediss://localhost:123?addr=localhost:1234&addr=localhost:12345",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123", "localhost:1234", "localhost:12345"}, TLSConfig: &tls.Config{ServerName: "localhost"}},
|
|
}, {
|
|
test: "OnlyPassword",
|
|
url: "redis://:bar@localhost:123",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, Password: "bar"},
|
|
}, {
|
|
test: "OnlyUser",
|
|
url: "redis://foo@localhost:123",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, Username: "foo"},
|
|
}, {
|
|
test: "RedisUsernamePassword",
|
|
url: "redis://foo:bar@localhost:123",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, Username: "foo", Password: "bar"},
|
|
}, {
|
|
test: "RedissUsernamePassword",
|
|
url: "rediss://foo:bar@localhost:123?addr=localhost:1234",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123", "localhost:1234"}, Username: "foo", Password: "bar", TLSConfig: &tls.Config{ServerName: "localhost"}},
|
|
}, {
|
|
test: "QueryParameters",
|
|
url: "redis://localhost:123?read_timeout=2&pool_fifo=true&addr=localhost:1234",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123", "localhost:1234"}, ReadTimeout: 2 * time.Second, PoolFIFO: true},
|
|
}, {
|
|
test: "DisabledTimeout",
|
|
url: "redis://localhost:123?conn_max_idle_time=0",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, ConnMaxIdleTime: -1},
|
|
}, {
|
|
test: "DisabledTimeoutNeg",
|
|
url: "redis://localhost:123?conn_max_idle_time=-1",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, ConnMaxIdleTime: -1},
|
|
}, {
|
|
test: "UseDefault",
|
|
url: "redis://localhost:123?conn_max_idle_time=",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, ConnMaxIdleTime: 0},
|
|
}, {
|
|
test: "Protocol",
|
|
url: "redis://localhost:123?protocol=2",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, Protocol: 2},
|
|
}, {
|
|
test: "ClientName",
|
|
url: "redis://localhost:123?client_name=cluster_hi",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, ClientName: "cluster_hi"},
|
|
}, {
|
|
test: "UseDefaultMissing=",
|
|
url: "redis://localhost:123?conn_max_idle_time",
|
|
o: &redis.ClusterOptions{Addrs: []string{"localhost:123"}, ConnMaxIdleTime: 0},
|
|
}, {
|
|
test: "InvalidQueryAddr",
|
|
url: "rediss://foo:bar@localhost:123?addr=rediss://foo:barr@localhost:1234",
|
|
err: errors.New(`redis: unable to parse addr param: rediss://foo:barr@localhost:1234`),
|
|
}, {
|
|
test: "InvalidInt",
|
|
url: "redis://localhost?pool_size=five",
|
|
err: errors.New(`redis: invalid pool_size number: strconv.Atoi: parsing "five": invalid syntax`),
|
|
}, {
|
|
test: "InvalidBool",
|
|
url: "redis://localhost?pool_fifo=yes",
|
|
err: errors.New(`redis: invalid pool_fifo boolean: expected true/false/1/0 or an empty string, got "yes"`),
|
|
}, {
|
|
test: "UnknownParam",
|
|
url: "redis://localhost?abc=123",
|
|
err: errors.New("redis: unexpected option: abc"),
|
|
}, {
|
|
test: "InvalidScheme",
|
|
url: "https://google.com",
|
|
err: errors.New("redis: invalid URL scheme: https"),
|
|
},
|
|
}
|
|
|
|
It("match ParseClusterURL", func() {
|
|
for i := range cases {
|
|
tc := cases[i]
|
|
actual, err := redis.ParseClusterURL(tc.url)
|
|
if tc.err != nil {
|
|
Expect(err).Should(MatchError(tc.err))
|
|
} else {
|
|
Expect(err).NotTo(HaveOccurred())
|
|
}
|
|
|
|
if err == nil {
|
|
Expect(tc.o).NotTo(BeNil())
|
|
|
|
Expect(tc.o.Addrs).To(Equal(actual.Addrs))
|
|
Expect(tc.o.TLSConfig).To(Equal(actual.TLSConfig))
|
|
Expect(tc.o.Username).To(Equal(actual.Username))
|
|
Expect(tc.o.Password).To(Equal(actual.Password))
|
|
Expect(tc.o.MaxRetries).To(Equal(actual.MaxRetries))
|
|
Expect(tc.o.MinRetryBackoff).To(Equal(actual.MinRetryBackoff))
|
|
Expect(tc.o.MaxRetryBackoff).To(Equal(actual.MaxRetryBackoff))
|
|
Expect(tc.o.DialTimeout).To(Equal(actual.DialTimeout))
|
|
Expect(tc.o.ReadTimeout).To(Equal(actual.ReadTimeout))
|
|
Expect(tc.o.WriteTimeout).To(Equal(actual.WriteTimeout))
|
|
Expect(tc.o.PoolFIFO).To(Equal(actual.PoolFIFO))
|
|
Expect(tc.o.PoolSize).To(Equal(actual.PoolSize))
|
|
Expect(tc.o.MinIdleConns).To(Equal(actual.MinIdleConns))
|
|
Expect(tc.o.ConnMaxLifetime).To(Equal(actual.ConnMaxLifetime))
|
|
Expect(tc.o.ConnMaxIdleTime).To(Equal(actual.ConnMaxIdleTime))
|
|
Expect(tc.o.PoolTimeout).To(Equal(actual.PoolTimeout))
|
|
}
|
|
}
|
|
})
|
|
})
|