95 lines
2.2 KiB
Go
95 lines
2.2 KiB
Go
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package dao
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import (
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"context"
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"time"
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"go-common/app/interface/main/dm/conf"
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"go-common/library/cache/redis"
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"go-common/library/database/elastic"
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"go-common/library/database/sql"
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"go-common/library/log"
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bm "go-common/library/net/http/blademaster"
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"go-common/library/queue/databus"
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"go-common/library/stat/prom"
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)
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var (
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missedCount = prom.CacheMiss
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cachedCount = prom.CacheHit
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)
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// Dao dao struct
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type Dao struct {
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conf *conf.Config
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httpClient *bm.Client
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// redis
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redisDM *redis.Pool
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redisDMIDExpire int32
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redisLockExpire int32
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redisIndexExpire int32
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redisVideoExpire int32
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// database
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dmMetaReader *sql.DB // bilibili_dm_meta
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biliDM *sql.DB // blibili_dm
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dmWriter *sql.DB
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// databus
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databus *databus.Databus
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// elastic
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es *elastic.Elastic
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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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conf: c,
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httpClient: bm.NewClient(c.HTTPClient),
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// redis
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redisDM: redis.NewPool(c.Redis.DM.Config),
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redisDMIDExpire: int32(time.Duration(c.Redis.DM.DMIDExpire) / time.Second),
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redisLockExpire: int32(time.Duration(c.Redis.DM.LockExpire) / time.Second),
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redisIndexExpire: int32(time.Duration(c.Redis.DM.IndexExpire) / time.Second),
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redisVideoExpire: int32(time.Duration(c.Redis.DM.VideoExpire) / time.Second),
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// database
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dmMetaReader: sql.NewMySQL(c.DB.DMMetaReader),
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biliDM: sql.NewMySQL(c.DB.DM),
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dmWriter: sql.NewMySQL(c.DB.DMWriter),
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// databus
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databus: databus.New(c.Databus),
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// elastic
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es: elastic.NewElastic(c.ES),
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}
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return
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}
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// PromCacheHit prom cache hit
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func PromCacheHit(name string) {
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cachedCount.Incr(name)
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}
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// PromCacheMiss prom cache hit
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func PromCacheMiss(name string) {
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missedCount.Incr(name)
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}
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// Ping ping dao status
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func (d *Dao) Ping(c context.Context) (err error) {
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// dm redis
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rds := d.redisDM.Get(c)
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defer rds.Close()
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if _, err = rds.Do("SET", "ping", "pong"); err != nil {
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log.Error("rds.Do(SET) error(%v)", err)
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return
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}
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// database
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if err = d.dmMetaReader.Ping(c); err != nil {
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log.Error("dmMetaReader.Ping() error(%v)", err)
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return
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}
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if err = d.biliDM.Ping(c); err != nil {
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log.Error("biliDM.Ping() error(%v)", err)
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return
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}
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return
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}
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