46 lines
1.0 KiB
Go
46 lines
1.0 KiB
Go
package setup
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import (
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"encoding/json"
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"sync"
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"time"
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"github.com/TeaOSLab/EdgeAPI/internal/db/models"
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"github.com/TeaOSLab/EdgeCommon/pkg/systemconfigs"
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)
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var (
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sharedUpgradeConfig *systemconfigs.UpgradeConfig
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sharedUpgradeConfigTime time.Time
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sharedUpgradeConfigMu sync.Mutex
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)
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const upgradeConfigTTL = 5 * time.Minute
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// LoadUpgradeConfig 读取升级配置（带5分钟内存缓存）
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func LoadUpgradeConfig() (*systemconfigs.UpgradeConfig, error) {
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sharedUpgradeConfigMu.Lock()
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defer sharedUpgradeConfigMu.Unlock()
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if sharedUpgradeConfig != nil && time.Since(sharedUpgradeConfigTime) < upgradeConfigTTL {
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return sharedUpgradeConfig, nil
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}
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valueJSON, err := models.SharedSysSettingDAO.ReadSetting(nil, systemconfigs.SettingCodeUpgradeConfig)
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if err != nil {
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return nil, err
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}
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config := systemconfigs.NewUpgradeConfig()
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if len(valueJSON) > 0 {
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err = json.Unmarshal(valueJSON, config)
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if err != nil {
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return config, nil
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}
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}
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sharedUpgradeConfig = config
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sharedUpgradeConfigTime = time.Now()
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return config, nil
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}
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