func doCommand(c *redisconn.Conn, cmd string, args ...interface{}) (*parser.Resp, error) {
writeCommand(c, cmd, args...)
if err := c.Flush(); err != nil {
return nil, errors.Trace(err)
}
resp, err := parser.Parse(c.BufioReader())
if err != nil {
return nil, errors.Trace(err)
}
return resp, nil
}
func writeMigrateKeyCmd(c *redisconn.Conn, addr string, timeoutMs int, keys ...[]byte) error {
hostPort := strings.Split(addr, ":")
if len(hostPort) != 2 {
return errors.Errorf("invalid address " + addr)
}
for _, key := range keys {
err := writeCommand(c, "SLOTSMGRTTAGONE", hostPort[0], hostPort[1], int(timeoutMs), key)
if err != nil {
return errors.Trace(err)
}
}
return errors.Trace(c.Flush())
}