public RedisResult <RedisClusterNodeInfo[]> Slaves(RedisParam nodeId)
        {
            var result = ExpectBulkString(new RedisCommand(DbIndex, RedisCommandList.Cluster, RedisCommandList.ClusterSlaves));

            if (!ReferenceEquals(result, null))
            {
                return(new RedisResult <RedisClusterNodeInfo[]>(RedisClusterNodeInfo.Parse(result)));
            }

            return(new RedisResult <RedisClusterNodeInfo[]>(null));
        }
Exemplo n.º 2
0
        protected virtual void DiscoverClusterSlots()
        {
            var slotList = (RedisClusterSlotList)null;

            try
            {
                if (!Disposed && m_ServerMode == RedisServerMode.Cluster)
                {
                    var ep = EndPoint;
                    if (ep != null)
                    {
                        var myIPAndPorts = GetMyIPAndPort();

                        if (!myIPAndPorts.IsEmpty())
                        {
                            var bytes = RunSyncTask(new RedisCommand(RedisConstants.UninitializedDbIndex,
                                                                     RedisCommandList.Cluster,
                                                                     RedisCommandType.SendAndReceive,
                                                                     RedisCommandList.ClusterNodes)
                            {
                                Priority = RedisCommandPriority.High
                            }) as RedisBytes;

                            var nodeLines = bytes.ToUTF8String();
                            if (!nodeLines.IsEmpty())
                            {
                                var nodes = RedisClusterNodeInfo.Parse(nodeLines);
                                if (!nodes.IsEmpty())
                                {
                                    var node = nodes.FirstOrDefault(n => myIPAndPorts.Contains(n.IpPort));
                                    if (node != null)
                                    {
                                        var slots = node.Slots;
                                        if (!slots.IsEmpty())
                                        {
                                            var slotArray = slots.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
                                            if (!slotArray.IsEmpty())
                                            {
                                                slotList = new RedisClusterSlotList();

                                                var length = slotArray.Length;
                                                for (var i = 0; i < length; i++)
                                                {
                                                    var slot = slotArray[i];
                                                    if (slot != null)
                                                    {
                                                        var slotLength = slot.Length;
                                                        if (slotLength > 0)
                                                        {
                                                            var pos = slot.IndexOf('-');

                                                            var start = pos > 0 ? slot.Substring(0, pos).ToInt(-1) : 0;
                                                            var end   = pos < slotLength - 1 ? slot.Substring(pos + 1, slotLength - pos - 1).ToInt(-1) : start;

                                                            if (start > -1)
                                                            {
                                                                slotList.Add(new RedisClusterSlot(start, end));
                                                            }
                                                        }
                                                    }
                                                }

                                                slotList.Sort();
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
            catch (Exception)
            { }

            using (Interlocked.Exchange(ref m_SlotList, slotList)) { }
        }