Files
2019-04-22 18:49:16 +08:00

120 lines
2.7 KiB
Go

package archive
import (
"context"
"time"
"go-common/app/interface/main/app-feed/conf"
"go-common/app/service/main/archive/api"
arcrpc "go-common/app/service/main/archive/api/gorpc"
"go-common/app/service/main/archive/model/archive"
"go-common/library/cache/memcache"
"go-common/library/log"
"go-common/library/net/metadata"
"go-common/library/sync/errgroup"
"github.com/pkg/errors"
)
// Dao is archive dao.
type Dao struct {
// rpc
arcRPC *arcrpc.Service2
// mc
mc *memcache.Pool
expireMc int32
}
// New new a archive dao.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
// rpc
arcRPC: arcrpc.New2(c.ArchiveRPC),
// mc
mc: memcache.NewPool(c.Memcache.Feed.Config),
expireMc: int32(time.Duration(c.Memcache.Feed.ExpireArchive) / time.Second),
}
return
}
func (d *Dao) PingMC(c context.Context) (err error) {
conn := d.mc.Get(c)
item := &memcache.Item{Key: "ping", Value: []byte{1}, Flags: memcache.FlagRAW, Expiration: d.expireMc}
err = conn.Set(item)
conn.Close()
return
}
// Archives multi get archives.
func (d *Dao) Archives(c context.Context, aids []int64) (am map[int64]*api.Arc, err error) {
if len(aids) == 0 {
return
}
g, ctx := errgroup.WithContext(c)
g.Go(func() (err error) {
var missed []int64
if am, missed, err = d.arcsCache(ctx, aids); err != nil {
missed = aids
log.Error("%+v", err)
err = nil
}
if len(missed) == 0 {
return
}
var tmp map[int64]*api.Arc
arg := &archive.ArgAids2{Aids: missed}
if tmp, err = d.arcRPC.Archives3(c, arg); err != nil {
err = errors.Wrapf(err, "%v", arg)
return
}
for aid, a := range tmp {
am[aid] = a
}
return
})
var stm map[int64]*api.Stat
g.Go(func() (err error) {
var missed []int64
if stm, missed, err = d.statsCache(ctx, aids); err != nil {
missed = aids
log.Error("%+v", err)
err = nil
}
if len(missed) == 0 {
return
}
tmp, err := d.arcRPC.Stats3(ctx, &archive.ArgAids2{Aids: missed})
if err != nil {
log.Error("%+v", err)
err = nil
return
}
for _, st := range tmp {
stm[st.Aid] = st
}
return
})
if err = g.Wait(); err != nil {
return
}
for aid, arc := range am {
if st, ok := stm[aid]; ok {
arc.Stat = *st
}
}
return
}
// ArchivesWithPlayer archives witch player
func (d *Dao) ArchivesWithPlayer(c context.Context, aids []int64, qn int, platform string, fnver, fnval, forceHost, build int) (res map[int64]*archive.ArchiveWithPlayer, err error) {
if len(aids) == 0 {
return
}
ip := metadata.String(c, metadata.RemoteIP)
arg := &archive.ArgPlayer{Aids: aids, Qn: qn, Platform: platform, Fnval: fnval, Fnver: fnver, RealIP: ip, ForceHost: forceHost, Build: build}
if res, err = d.arcRPC.ArchivesWithPlayer(c, arg); err != nil {
err = errors.Wrapf(err, "%v", arg)
}
return
}