45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
package hubmodule
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import "time"
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// MigrationState 描述模块上线阶段，方便观测端区分 legacy/beta/ga。
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type MigrationState string
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const (
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MigrationStateLegacy MigrationState = "legacy"
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MigrationStateBeta MigrationState = "beta"
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MigrationStateGA MigrationState = "ga"
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)
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// ValidationMode 描述缓存再验证的默认策略。
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type ValidationMode string
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const (
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ValidationModeETag ValidationMode = "etag"
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ValidationModeLastModified ValidationMode = "last-modified"
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ValidationModeNever ValidationMode = "never"
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)
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// CacheStrategyProfile 描述模块的缓存读写策略及其默认值。
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type CacheStrategyProfile struct {
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TTLHint time.Duration
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ValidationMode ValidationMode
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DiskLayout string
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RequiresMetadataFile bool
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SupportsStreamingWrite bool
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}
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// ModuleMetadata 记录一个模块的静态信息，供配置校验和诊断端使用。
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type ModuleMetadata struct {
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Key string
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Description string
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MigrationState MigrationState
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SupportedProtocols []string
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CacheStrategy CacheStrategyProfile
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}
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// DefaultModuleKey 返回内置 legacy 模块的键值。
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func DefaultModuleKey() string {
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return defaultModuleKey
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}
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