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69 lines
1.3 KiB
69 lines
1.3 KiB
package dao |
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import ( |
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"context" |
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"go-common/app/service/live/userexp/conf" |
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"go-common/library/cache/memcache" |
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"go-common/library/database/sql" |
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"go-common/library/log" |
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) |
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// Dao struct userexp-service dao |
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type Dao struct { |
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c *conf.Config |
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// exp db |
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expDb *sql.DB |
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// memcache |
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expMc *memcache.Pool |
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cacheExpire int32 |
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} |
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// New new a Dao and return. |
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func New(c *conf.Config) (d *Dao) { |
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d = &Dao{ |
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c: c, |
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expDb: sql.NewMySQL(c.DB.Exp), |
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expMc: memcache.NewPool(c.Memcache.Exp), |
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cacheExpire: c.LevelExpire, |
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} |
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return |
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} |
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// Ping check service health. |
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func (d *Dao) Ping(c context.Context) (err error) { |
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if err = d.expDb.Ping(c); err != nil { |
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log.Error("PingDb error(%v)", err) |
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return |
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} |
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if err = d.pingMemcache(c); err != nil { |
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return |
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} |
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return |
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} |
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// PingMemcache check connection success. |
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func (d *Dao) pingMemcache(c context.Context) (err error) { |
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item := &memcache.Item{ |
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Key: "ping", |
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Value: []byte{1}, |
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Expiration: d.cacheExpire, |
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} |
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conn := d.expMc.Get(c) |
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err = conn.Set(item) |
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conn.Close() |
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if err != nil { |
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log.Error("PingMemcache conn.Set(%v) error(%v)", item, err) |
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} |
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return |
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} |
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// Close close memcache resource. |
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func (d *Dao) Close() { |
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if d.expMc != nil { |
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d.expMc.Close() |
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} |
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if d.expDb != nil { |
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d.expDb.Close() |
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} |
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}
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