public void Initializer()
{
cmd = new Command();
RedisSection config = (RedisSection)System.Configuration.ConfigurationManager.GetSection("redisSection");
cluster = config.Cluster;
db = config.Db;
password = config.Password;
ItemCollection read = config.Read;
List <RedisItem> readlist = new List <RedisItem>();
foreach (Host h in read)
{
RedisItem item = new RedisItem(h.Ip, h.Port, h.Pool, h.Timeout, password);
if (item.Clients.Count > 0)
{
readlist.Add(item);
}
}
cmd.Reads = readlist;
ItemCollection write = config.Write;
List <RedisItem> writelist = new List <RedisItem>();
foreach (Host h in write)
{
RedisItem item = new RedisItem(h.Ip, h.Port, h.Pool, h.Timeout, password);
if (item.Clients.Count > 0)
{
writelist.Add(item);
}
}
cmd.Writes = writelist;
}
private RedisItem GetItem(IList <RedisItem> client, string host, int port)
{
if (client.Count() == 0)
{
throw new Exception("没有可用的Redis");
}
RedisItem item = client.FirstOrDefault(o => o.Host == host & o.Port == port);
if (item == null)
{
item = new RedisItem(host, port, client[0].Clients.Count, client[0].TimeOut, client[0].Password);
client.Add(item);
}
return(item);
}
public string SendCommand(string command, SocketManager read, params string[] args)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("*{0}\r\n", args != null ? args.Length + 1 : 1);
var cmd = command.ToString();
sb.AppendFormat("${0}\r\n{1}\r\n", cmd.Length, cmd);
if (args != null)
{
foreach (var arg in args)
{
sb.AppendFormat("${0}\r\n{1}\r\n", arg.Length, arg);
}
}
byte[] r = Encoding.UTF8.GetBytes(sb.ToString());
if (read == null)
{
read = GetRead();
}
var socket = read.Client;
try
{
socket.Send(r);
string msg = ReadLine(read).Item1;
log.Info(msg);
if (msg.Contains("-MOVED"))
{
string[] m = msg.ToString().Split(' ');
string[] h = m[2].Split(':');
string host = h[0];
int port = int.Parse(h[1]);
RedisItem items = GetItem(Reads, host, port);
items.Clients.TryPop(out read);
items.Clients.Push(read);
socket = read.Client;
socket.Send(r);
msg = ReadLine(read).Item1;
log.Info(msg);
}
if (!msg.Contains("$-1") && !msg.Contains("-MOVED"))
{
if (msg.IndexOf("$") > -1)
{
int l = int.Parse(msg.Replace("$", ""));
msg = ReadLine(read) + "\r\n";
if (msg.Length > l)
{
return(msg);
}
while (true)
{
msg = msg + ReadLine(read).Item1 + "\r\n";
if (msg.Length > l)
{
break;
}
}
log.Info(msg);
return(msg);
}
///读取对象长度
if (msg.IndexOf("*") > -1)
{
string result = string.Empty;
int l = int.Parse(msg.Replace("*", ""));
if (msg.IndexOf("-") == 1)
{
return("0");
}
for (int i = 0; i < l * 2; i++)
{
string val = ReadLine(read).Item1;
result = result + val + "\r\n";
}
return(result);
}
//操作影响行数 删除
if (msg.IndexOf(":") > -1)
{
int result = int.Parse(msg.Replace(":", ""));
return(result.ToString());
}
if (msg.IndexOf("+") > -1)
{
return("1");
}
if (msg.IndexOf("-") == 0)
{
return("0");
}
;
}
}
catch (SocketException e)
{
return("0");
}
return("0");
}
public int SendCommand(string command, SocketManager write, IDictionary <string, byte[]> datas, params string[] args)
{
// http://redis.io/topics/protocol
StringBuilder sb = new StringBuilder();
int acount = args != null ? args.Length + 1 : 1;
acount += datas != null && datas.Count > 0 ? datas.Count * 2 : 0;
sb.AppendFormat("*{0}\r\n", acount);
var cmd = command.ToString();
sb.AppendFormat("${0}\r\n{1}\r\n", cmd.Length, cmd);
if (args != null)
{
foreach (var arg in args)
{
sb.AppendFormat("${0}\r\n{1}\r\n", arg.Length, arg);
}
}
log.Info(sb);
MemoryStream ms = new MemoryStream();
byte[] r = Encoding.UTF8.GetBytes(sb.ToString());
ms.Write(r, 0, r.Length);
if (datas != null && datas.Count > 0)
{
foreach (var data in datas)
{
r = Encoding.UTF8.GetBytes(string.Format("${0}\r\n{1}\r\n", data.Key.Length, data.Key));
ms.Write(r, 0, r.Length);
r = Encoding.UTF8.GetBytes(string.Format("${0}\r\n", data.Value.Length));
ms.Write(r, 0, r.Length);
ms.Write(data.Value, 0, data.Value.Length);
ms.Write(_end_data, 0, 2);
}
}
if (write == null)
{
write = GetRead();
}
var socket = write.Client;
try
{
socket.Send(ms.ToArray());
string msg = ReadLine(write).Item1;
if (msg.Contains("-MOVED"))
{
string[] m = msg.ToString().Split(' ');
string[] h = m[2].Split(':');
string host = h[0];
int port = int.Parse(h[1]);
RedisItem items = GetItem(Writes, host, port);
items.Clients.TryPop(out write);
items.Clients.Push(write);
socket = write.Client;
socket.Send(ms.ToArray());
msg = ReadLine(write).Item1;
log.Info(msg);
}
if (msg.IndexOf("+") > -1)
{
return(1);
}
if (msg.IndexOf(":") > -1)
{
return(int.Parse(msg.Replace(":", "")));
}
}
catch (SocketException e)
{
throw e;
}
return(0);
}
public int SendCommand(string command, SocketManager write, byte[] datas, params string[] args)
{
StringBuilder sb = new StringBuilder();
int acount = args != null ? args.Length + 1 : 1;
acount += datas != null && datas.Length > 0 ? 1 : 0;
sb.AppendFormat("*{0}\r\n", acount);
var cmd = command.ToString();
sb.AppendFormat("${0}\r\n{1}\r\n", cmd.Length, cmd);
if (args != null)
{
foreach (var arg in args)
{
sb.AppendFormat("${0}\r\n{1}\r\n", arg.Length, arg);
}
}
sb.AppendFormat("${0}\r\n", datas.Length);
log.Info(sb);
byte[] r = Encoding.UTF8.GetBytes(sb.ToString());
if (write == null)
{
write = GetWrite();
}
var socket = write.Client;
try
{
socket.Send(r);
if (datas != null && datas.Length > 0)
{
socket.Send(datas);
socket.Send(_end_data);
}
string msg = ReadLine(write).Item1;
log.Info(msg);
if (msg.Contains("-MOVED"))
{
string[] m = msg.ToString().Split(' ');
string[] h = m[2].Split(':');
string host = h[0];
int port = int.Parse(h[1]);
RedisItem items = GetItem(Writes, host, port);
items.Clients.TryPop(out write);
items.Clients.Push(write);
socket = write.Client;
socket.Send(r);
if (datas != null && datas.Length > 0)
{
socket.Send(datas);
socket.Send(_end_data);
}
msg = ReadLine(write).Item1;
log.Info(msg);
}
if (msg.IndexOf("+") > -1)
{
return(1);
}
if (msg.IndexOf(":") > -1)
{
return(int.Parse(msg.Replace(":", "")));
}
}
catch (SocketException e)
{
return(0);
}
return(0);
}