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70 lines
1.7 KiB
70 lines
1.7 KiB
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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