Beispiel #1
0
func HandleConnection(conn net.Conn) {
	for {
		var cmd *command.Command = command.DecodeRedisProtocol(conn)
		if cmd == nil {
			break
		}
		//fmt.Println("recv: "+ command.EncodeText(*cmd))
		//通过key的第一部分来确定分区
		if cmd.Argc > 1 {
			index := strings.Index(cmd.Args[1], ".")
			if index == -1 {
				cmd.PartitionKey = cmd.Args[1]
			} else {
				cmd.PartitionKey = cmd.Args[1][:index]
			}
			server, _ := c.Get(cmd.PartitionKey)
			//fmt.Println("lookup node for key:"+cmd.PartitionKey+"->"+server)
			if server != hostname {
				//fmt.Println("forward to another node!")
				Send(server, command.EncodeRedisProtocol(*cmd))
			} else {
				DoCommand(conn, *cmd)
			}
		} else {
			DoCommand(conn, *cmd)
		}
	}

}
Beispiel #2
0
func Iterate() string {
	cmd := command.Command{}
	cmd.Argc = 1
	cmd.Args = []string{"iterate"}
	value := SendCommand(conn, cmd)
	return value
}
Beispiel #3
0
func Incr(key string) string {
	cmd := command.Command{}
	cmd.Argc = 2
	cmd.Args = []string{"incr", key}
	value := SendCommand(conn, cmd)
	return value
}
Beispiel #4
0
func Set(key string, value string) string {
	cmd := command.Command{}
	cmd.Argc = 3
	cmd.Args = []string{"set", key, value}
	response := SendCommand(conn, cmd)
	return response
}