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

81 lines
1.7 KiB
Go

package dao
import (
"context"
"fmt"
"time"
"go-common/app/interface/main/playlist/conf"
"go-common/library/cache/redis"
"go-common/library/database/sql"
"go-common/library/log"
bm "go-common/library/net/http/blademaster"
"go-common/library/queue/databus"
"go-common/library/stat/prom"
)
// Dao dao struct.
type Dao struct {
// config
c *conf.Config
// db
db *sql.DB
// redis
redis *redis.Pool
statExpire int32
plExpire int32
// http client
http *bm.Client
// stmt
videosStmt map[string]*sql.Stmt
// databus
viewDbus *databus.Databus
shareDbus *databus.Databus
// search video URL
searchURL string
}
// New new dao.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
// config
c: c,
db: sql.NewMySQL(c.Mysql),
redis: redis.NewPool(c.Redis.Config),
statExpire: int32(time.Duration(c.Redis.StatExpire) / time.Second),
plExpire: int32(time.Duration(c.Redis.PlExpire) / time.Second),
http: bm.NewClient(c.HTTPClient),
viewDbus: databus.New(c.ViewDatabus),
shareDbus: databus.New(c.ShareDatabus),
searchURL: c.Host.Search + _searchURL,
}
d.videosStmt = make(map[string]*sql.Stmt, _plArcSub)
for i := 0; i < _plArcSub; i++ {
key := fmt.Sprintf("%02d", i)
d.videosStmt[key] = d.db.Prepared(fmt.Sprintf(_plArcsSQL, key))
}
return
}
// Ping ping dao
func (d *Dao) Ping(c context.Context) (err error) {
if err = d.db.Ping(c); err != nil {
return
}
err = d.pingRedis(c)
return
}
func (d *Dao) pingRedis(c context.Context) (err error) {
conn := d.redis.Get(c)
_, err = conn.Do("SET", "PING", "PONG")
conn.Close()
return
}
// PromError stat and log.
func PromError(name string, format string, args ...interface{}) {
prom.BusinessErrCount.Incr(name)
log.Error(format, args...)
}