73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
package dao
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import (
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"context"
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"time"
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"github.com/gomodule/redigo/redis"
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"gitlab.33.cn/chat/im/logic/conf"
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kafka "gopkg.in/Shopify/sarama.v1"
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)
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// Dao dao.
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type Dao struct {
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c *conf.Config
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kafkaPub kafka.SyncProducer
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redis *redis.Pool
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redisExpire int32
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}
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// New new a dao and return.
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func New(c *conf.Config) *Dao {
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d := &Dao{
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c: c,
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kafkaPub: newKafkaPub(c.Kafka),
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redis: newRedis(c.Redis),
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redisExpire: int32(time.Duration(c.Redis.Expire) / time.Second),
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}
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return d
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}
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func newKafkaPub(c *conf.Kafka) kafka.SyncProducer {
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kc := kafka.NewConfig()
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kc.Producer.RequiredAcks = kafka.WaitForAll // Wait for all in-sync replicas to ack the message
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kc.Producer.Retry.Max = 10 // Retry up to 10 times to produce the message
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kc.Producer.Return.Successes = true
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kc.Version = kafka.V0_11_0_2
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pub, err := kafka.NewSyncProducer(c.Brokers, kc)
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if err != nil {
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panic(err)
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}
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return pub
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}
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func newRedis(c *conf.Redis) *redis.Pool {
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return &redis.Pool{
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MaxIdle: c.Idle,
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MaxActive: c.Active,
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IdleTimeout: time.Duration(c.IdleTimeout),
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Dial: func() (redis.Conn, error) {
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conn, err := redis.Dial(c.Network, c.Addr,
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redis.DialConnectTimeout(time.Duration(c.DialTimeout)),
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redis.DialReadTimeout(time.Duration(c.ReadTimeout)),
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redis.DialWriteTimeout(time.Duration(c.WriteTimeout)),
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redis.DialPassword(c.Auth),
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)
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if err != nil {
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return nil, err
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}
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return conn, nil
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},
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}
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}
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// Close close the resource.
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func (d *Dao) Close() error {
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return d.redis.Close()
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}
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// Ping dao ping.
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func (d *Dao) Ping(c context.Context) error {
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return d.pingRedis(c)
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}
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