71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
package dao
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import (
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"context"
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"encoding/json"
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"go-common/library/conf/paladin"
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"time"
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"go-common/app/admin/main/workflow/model/search"
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"go-common/library/cache/memcache"
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"go-common/library/log"
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)
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const (
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_prefixChallPendingCount = "wkf_cpc_uid_%d"
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)
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// pingMC ping memcache.
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func (d *Dao) pingMC(c context.Context) (err error) {
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conn := d.mc.Get(c)
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//if err = conn.Store("set", "ping", []byte{1}, 0, d.mcExpire, 0); err != nil {
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if err = conn.Set(&memcache.Item{Key: "ping", Value: []byte{1}, Expiration: 0}); err != nil {
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log.Error("conn.Store(set, ping, 1) error(%v)", err)
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}
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conn.Close()
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return
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}
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// ChallCountCache read pending chall count by uid from memcache
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func (d *Dao) ChallCountCache(c context.Context, uid int64) (challCount *search.ChallCount, err error) {
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var (
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conn memcache.Conn
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item *memcache.Item
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key string
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)
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conn = d.mc.Get(c)
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defer conn.Close()
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key = d.keyChallCount(uid)
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if item, err = conn.Get(key); err != nil {
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if err == memcache.ErrNotFound {
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err = nil
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return
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}
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return
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}
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err = json.Unmarshal(item.Value, &challCount)
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return
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}
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// UpChallCountCache will write chall count to cache
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func (d *Dao) UpChallCountCache(c context.Context, challCount *search.ChallCount, uid int64) (err error) {
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var (
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conn memcache.Conn
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item *memcache.Item
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jsonChallCount []byte
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)
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jsonChallCount, err = json.Marshal(challCount)
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if err != nil {
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return
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}
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conn = d.mc.Get(c)
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defer conn.Close()
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item = &memcache.Item{
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Key: d.keyChallCount(uid),
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Value: jsonChallCount,
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Expiration: int32(paladin.Duration(d.c.Get("expireCount"), time.Duration(10*time.Second)) / time.Second),
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}
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err = conn.Set(item)
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return
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}
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