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37 lines
632 B
Go
37 lines
632 B
Go
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package rpl
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import (
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"errors"
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)
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const (
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InvalidLogID uint64 = 0
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)
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var (
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ErrLogNotFound = errors.New("log not found")
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ErrStoreLogID = errors.New("log id is less")
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ErrNoBehindLog = errors.New("no behind commit log")
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ErrCommitIDBehind = errors.New("commit id is behind last log id")
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)
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type LogStore interface {
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GetLog(id uint64, log *Log) error
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FirstID() (uint64, error)
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LastID() (uint64, error)
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// if log id is less than current last id, return error
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StoreLog(log *Log) error
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// Delete logs before n seconds
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PurgeExpired(n int64) error
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Sync() error
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// Clear all logs
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Clear() error
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Close() error
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}
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