bilibili-backup/app/service/main/feed/dao/dao.go
2019-04-22 02:59:20 +00:00

109 lines
2.5 KiB
Go

package dao
import (
"context"
"time"
"go-common/app/service/main/feed/conf"
"go-common/library/cache/memcache"
"go-common/library/cache/redis"
"go-common/library/log"
bm "go-common/library/net/http/blademaster"
"go-common/library/stat/prom"
)
var (
// CachedCount .
CachedCount = prom.CacheHit
// MissedCount .
MissedCount = prom.CacheMiss
infosCount = prom.BusinessInfoCount
warnsCount = prom.BusinessErrCount
)
// PromError stat and log.
func PromError(name string, format string, args ...interface{}) {
prom.BusinessErrCount.Incr(name)
log.Error(format, args...)
}
// PromInfo add prom info
func PromInfo(name string) {
infosCount.Incr(name)
}
// PromWarn add prom warn
func PromWarn(name string) {
warnsCount.Incr(name)
}
// Dao struct info of Dao.
type Dao struct {
// redis
redis *redis.Pool
redisTTLUpper int32
redisExpireUpper int32
redisExpireFeed int32
redisExpireArchiveFeed int32
redisExpireBangumiFeed int32
// memcache
mc *memcache.Pool
mcExpire int32
bangumiExpire int32
// feed Config
appFeedLength int
webFeedLength int
// conf
c *conf.Config
// bangumi http client
httpClient *bm.Client
}
// New new a Dao and return.
func New(c *conf.Config) (d *Dao) {
d = &Dao{
// conf
c: c,
// redis
redis: redis.NewPool(c.MultiRedis.Cache),
redisTTLUpper: int32(time.Duration(c.MultiRedis.TTLUpper) / time.Second),
redisExpireUpper: int32(time.Duration(c.MultiRedis.ExpireUpper) / time.Second),
redisExpireFeed: int32(time.Duration(c.MultiRedis.ExpireFeed) / time.Second),
redisExpireArchiveFeed: int32(time.Duration(c.Feed.ArchiveFeedExpire) / time.Second),
redisExpireBangumiFeed: int32(time.Duration(c.Feed.BangumiFeedExpire) / time.Second),
// mc
mc: memcache.NewPool(c.Memcache.Config),
mcExpire: int32(time.Duration(c.Memcache.Expire) / time.Second),
bangumiExpire: int32(time.Duration(c.Memcache.Expire) / time.Second),
// feed Config
appFeedLength: c.Feed.AppLength,
webFeedLength: c.Feed.WebLength,
httpClient: bm.NewClient(c.HTTPClient),
}
if d.appFeedLength == 0 {
d.appFeedLength = 200
}
if d.webFeedLength == 0 {
d.webFeedLength = 400
}
return
}
// Ping ping health of redis and mc.
func (d *Dao) Ping(c context.Context) (err error) {
if err = d.pingRedis(c); err != nil {
return
}
return d.pingMC(c)
}
// Close close connections of redis and mc.
func (d *Dao) Close() {
if d.redis != nil {
d.redis.Close()
}
if d.mc != nil {
d.mc.Close()
}
}