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Add ClusterNodes and ClusterKeySlot in Inspector
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parent
eb739a0258
commit
a88325cb96
27
inspector.go
27
inspector.go
@ -573,3 +573,30 @@ func (i *Inspector) UnpauseQueue(qname string) error {
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}
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return i.rdb.Unpause(qname)
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}
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// ClusterKeySlot returns an integer identifying the hash slot the given queue hashes to.
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func (i *Inspector) ClusterKeySlot(qname string) (int64, error) {
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return i.rdb.ClusterKeySlot(qname)
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}
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// ClusterNode describes a node in redis cluster.
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type ClusterNode struct {
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// Node ID in the cluster.
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ID string
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// Address of the node.
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Addr string
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}
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// ClusterNode returns a list of nodes the given queue belongs to.
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func (i *Inspector) ClusterNodes(qname string) ([]ClusterNode, error) {
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nodes, err := i.rdb.ClusterNodes(qname)
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if err != nil {
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return nil, err
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}
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var res []ClusterNode
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for _, node := range nodes {
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res = append(res, ClusterNode{ID: node.ID, Addr: node.Addr})
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}
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return res, nil
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}
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@ -830,3 +830,27 @@ func (r *RDB) Unpause(qname string) error {
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}
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return nil
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}
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// ClusterKeySlot returns an integer identifying the hash slot the given queue hashes to.
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func (r *RDB) ClusterKeySlot(qname string) (int64, error) {
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key := base.QueueKey(qname)
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return r.client.ClusterKeySlot(key).Result()
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}
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// ClusterNodes returns a list of nodes the given queue belongs to.
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func (r *RDB) ClusterNodes(qname string) ([]redis.ClusterNode, error) {
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keyslot, err := r.ClusterKeySlot(qname)
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if err != nil {
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return nil, err
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}
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clusterSlots, err := r.client.ClusterSlots().Result()
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if err != nil {
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return nil, err
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}
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for _, slotRange := range clusterSlots {
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if int64(slotRange.Start) <= keyslot && keyslot <= int64(slotRange.End) {
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return slotRange.Nodes, nil
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}
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}
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return nil, fmt.Errorf("nodes not found")
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}
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