62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package dao
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import (
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"context"
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"time"
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"go-common/app/job/main/playlist/conf"
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"go-common/library/cache/redis"
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xsql "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/stat/prom"
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)
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// Dao .
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type Dao struct {
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c *conf.Config
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db *xsql.DB
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redis *redis.Pool
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httpClient *bm.Client
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viewCacheTTL int64
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}
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// New creates a dao instance.
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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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db: xsql.NewMySQL(c.Mysql),
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redis: redis.NewPool(c.Redis),
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httpClient: bm.NewClient(c.HTTPClient),
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viewCacheTTL: int64(time.Duration(c.Job.ViewCacheTTL) / time.Second),
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}
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return
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}
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// PromError stat and log.
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func PromError(name string, format string, args ...interface{}) {
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prom.BusinessErrCount.Incr(name)
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log.Error(format, args...)
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}
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// PromInfo prometheus info count.
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func PromInfo(name string) {
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prom.BusinessInfoCount.Incr(name)
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}
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// Ping reports the health of the db/cache etc.
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func (d *Dao) Ping(c context.Context) (err error) {
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if err = d.db.Ping(c); err != nil {
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return
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}
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err = d.pingRedis(c)
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return
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}
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func (d *Dao) pingRedis(c context.Context) (err error) {
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conn := d.redis.Get(c)
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_, err = conn.Do("SET", "PING", "PONG")
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conn.Close()
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return
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}
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