2019-04-22 02:59:20 +00:00

84 lines
1.7 KiB
Go

package dao
import (
"context"
"time"
"go-common/app/service/main/favorite/conf"
"go-common/library/cache/memcache"
"go-common/library/cache/redis"
"go-common/library/database/sql"
httpx "go-common/library/net/http/blademaster"
"go-common/library/queue/databus"
)
// Dao favorite dao.
type Dao struct {
db *sql.DB
dbRead *sql.DB
dbPush *sql.DB
mc *memcache.Pool
redis *redis.Pool
redisExpire int
mcExpire int32
jobDatabus *databus.Databus
httpClient *httpx.Client
}
// New a dao and return.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
// db
db: sql.NewMySQL(c.MySQL.Fav),
dbRead: sql.NewMySQL(c.MySQL.Read),
dbPush: sql.NewMySQL(c.MySQL.Push),
// redis
redis: redis.NewPool(c.Redis.Config),
redisExpire: int(time.Duration(c.Redis.Expire) / time.Second),
// memcache
mc: memcache.NewPool(c.Memcache.Config),
mcExpire: int32(time.Duration(c.Memcache.Expire) / time.Second),
// databus
jobDatabus: databus.New(c.JobDatabus),
// httpclient
httpClient: httpx.NewClient(c.HTTPClient),
}
return
}
// Close close all connection.
func (d *Dao) Close() {
if d.db != nil {
d.db.Close()
}
if d.dbRead != nil {
d.dbRead.Close()
}
if d.redis != nil {
d.redis.Close()
}
if d.mc != nil {
d.mc.Close()
}
if d.jobDatabus != nil {
d.jobDatabus.Close()
}
}
// BeginTran crate a *sql.Tx for database transaction.
func (d *Dao) BeginTran(c context.Context) (*sql.Tx, error) {
return d.db.Begin(c)
}
// Ping check connection used in dao
func (d *Dao) Ping(c context.Context) (err error) {
if err = d.pingRedis(c); err != nil {
return
}
if err = d.pingMC(c); err != nil {
return
}
err = d.pingMySQL(c)
return
}