go-common/app/job/main/vip/dao/dao.go
2019-04-22 18:49:16 +08:00

78 lines
1.5 KiB
Go

package dao
import (
"context"
"time"
"go-common/app/job/main/vip/conf"
"go-common/library/cache/memcache"
"go-common/library/cache/redis"
"go-common/library/database/sql"
bm "go-common/library/net/http/blademaster"
"go-common/library/stat/prom"
)
// Dao struct info of Dao.
type Dao struct {
// mysql
db *sql.DB
oldDb *sql.DB
// http
client *bm.Client
// conf
c *conf.Config
// memcache
mc *memcache.Pool
mcExpire int32
//redis pool
redis *redis.Pool
redisExpire int32
errProm *prom.Prom
frozenExpire int32
}
// New new a Dao and return.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
// conf
c: c,
// mc
mc: memcache.NewPool(c.Memcache.Config),
mcExpire: int32(time.Duration(c.Memcache.Expire) / time.Second),
// redis
redis: redis.NewPool(c.Redis.Config),
redisExpire: int32(time.Duration(c.Redis.Expire) / time.Second),
// db
db: sql.NewMySQL(c.NewMysql),
oldDb: sql.NewMySQL(c.OldMysql),
// http client
client: bm.NewClient(c.HTTPClient),
errProm: prom.BusinessErrCount,
frozenExpire: int32(time.Duration(c.Property.FrozenExpire) / time.Second),
}
return
}
// Ping ping health of db.
func (d *Dao) Ping(c context.Context) (err error) {
return d.db.Ping(c)
}
// Close close connections of mc, redis, db.
func (d *Dao) Close() {
if d.db != nil {
d.db.Close()
}
if d.redis != nil {
d.redis.Close()
}
}
//StartTx start tx
func (d *Dao) StartTx(c context.Context) (tx *sql.Tx, err error) {
if d.db != nil {
tx, err = d.db.Begin(c)
}
return
}