43 lines
873 B
Go
43 lines
873 B
Go
package cfg
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import (
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"context"
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"strings"
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"sync"
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"go.mongodb.org/mongo-driver/bson"
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)
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var appKeyCache struct {
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sync.RWMutex
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value string
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ready bool
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}
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// CacheAppKey 把系统配置里的 appKey 放进内存，供媒资写接口读取。
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func CacheAppKey(appKey string) {
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appKeyCache.Lock()
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appKeyCache.value = strings.TrimSpace(appKey)
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appKeyCache.ready = true
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appKeyCache.Unlock()
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}
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// CachedAppKey 返回已缓存的 appKey。缓存未建立时读取 sys_cfg 并写入缓存。
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func CachedAppKey(ctx context.Context) string {
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appKeyCache.RLock()
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if appKeyCache.ready {
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value := appKeyCache.value
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appKeyCache.RUnlock()
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return value
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}
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appKeyCache.RUnlock()
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sysCfg, serr := FindOneSysCfg(ctx, bson.M{FN.SysCfg.Id: 1})
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if serr != nil || sysCfg == nil {
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return ""
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}
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value := strings.TrimSpace(sysCfg.AppKey)
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CacheAppKey(value)
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return value
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}
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