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

133 lines
2.8 KiB
Go

package data
import (
"context"
"time"
"go-common/app/interface/main/creative/conf"
"go-common/app/interface/main/creative/model/data"
"go-common/library/cache/memcache"
"go-common/library/log"
bm "go-common/library/net/http/blademaster"
"go-common/library/database/hbase.v2"
)
// Dao is data dao.
type Dao struct {
c *conf.Config
// http
client *bm.Client
statClient *bm.Client
// uri
statURI string
tagV2URI string
coverBFSURI string
// mc
mc *memcache.Pool
mcExpire int32
mcIdxExpire int32
statCacheOn bool
// hbase
hbase *hbase.Client
hbaseTimeOut time.Duration
// chan
missch chan func()
}
// New init dao
func New(c *conf.Config) (d *Dao) {
d = &Dao{
c: c,
// http
client: bm.NewClient(c.HTTPClient.Slow),
statClient: bm.NewClient(c.HTTPClient.Slow),
statURI: c.Host.Data + _statURL,
tagV2URI: c.Host.Tag + _tagv2URL,
coverBFSURI: c.Host.Coverrec + _coverURL,
// memcache
mc: memcache.NewPool(c.Memcache.Data.Config),
mcExpire: int32(time.Duration(c.Memcache.Data.DataExpire) / time.Second),
mcIdxExpire: int32(time.Duration(c.Memcache.Data.IndexExpire) / time.Second),
statCacheOn: c.StatCacheOn,
// hbase
hbase: hbase.NewClient(c.HBase.Config),
// chan
missch: make(chan func(), 1024),
hbaseTimeOut: time.Duration(time.Millisecond * 200),
}
go d.cacheproc()
return
}
// Stat get user stat play/fans/...
func (d *Dao) Stat(c context.Context, ip string, mid int64) (st *data.Stat, err error) {
// try cache
if st, _ = d.statCache(c, mid); st != nil {
return
}
// from api
if st, err = d.stat(c, mid, ip); st != nil {
d.AddCache(func() {
d.addStatCache(context.TODO(), mid, st)
})
}
return
}
// UpStat get up stat from hbase
func (d *Dao) UpStat(c context.Context, mid int64, dt string) (st *data.UpBaseStat, err error) {
// try cache
if d.statCacheOn {
if st, _ = d.upBaseStatCache(c, mid, dt); st != nil {
log.Info("upBaseStatCache cache found mid(%d)", mid)
return
}
}
// from hbase
if st, err = d.BaseUpStat(c, mid, dt); st != nil {
d.AddCache(func() {
d.addUpBaseStatCache(context.TODO(), mid, dt, st)
})
}
return
}
// Ping ping success.
func (d *Dao) Ping(c context.Context) (err error) {
conn := d.mc.Get(c)
defer conn.Close()
if err = conn.Set(&memcache.Item{Key: "ping", Value: []byte("pong"), Expiration: 0}); err != nil {
log.Error("mc.ping.Store error(%v)", err)
}
return
}
// Close mc close
func (d *Dao) Close() (err error) {
if d.mc != nil {
d.mc.Close()
}
if d.hbase != nil {
d.hbase.Close()
}
return
}
// AddCache add to chan for cache
func (d *Dao) AddCache(f func()) {
select {
case d.missch <- f:
default:
log.Warn("cacheproc chan full")
}
}
// cacheproc is a routine for execute closure.
func (d *Dao) cacheproc() {
for {
f := <-d.missch
f()
}
}