70 lines
1.3 KiB
Go
70 lines
1.3 KiB
Go
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package dao
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import (
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"context"
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"go-common/app/job/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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