func RedisPool(host string) (pool *redis.Pool) {
var ok bool
if pool, ok = pools[host]; !ok {
mu.Lock()
defer mu.Unlock()
if pool, ok = pools[host]; !ok {
pool = &redis.Pool{
MaxIdle: 100,
IdleTimeout: 240 * time.Second,
Dial: func() (redis.Conn, error) { return redis.Dial("tcp", host) },
}
pools[host] = pool
}
}
return
}
func (s *Shard) init() (err error) {
s.pools = make([]*redis.Pool, s.Count)
for i := 0; i < s.Count; i++ {
func(idx int) {
s.pools[idx] = &redis.Pool{
MaxIdle: 100,
IdleTimeout: 240 * time.Second,
Dial: func() (redis.Conn, error) {
host := strings.Replace(s.Host, "{0}", strconv.Itoa(idx), -1)
addr := fmt.Sprintf("%s:%d", host, s.Port+idx)
return redis.Dial("tcp", addr)
},
}
}(i)
}
return
}