mirror of
https://github.com/taigrr/bitcask
synced 2025-01-18 04:03:17 -08:00
51bac21c0a
* Added new API Stats() and Prune() * Improved Merge() logic to also prune old key/values and actually reclaim disk space * Added backward compat for the old Merge() function * Refactor indexing of keys to items (hints) * Remove redundant TestOpenMerge * Add unit test for Stats() * Improve TestMerge()
46 lines
898 B
Go
46 lines
898 B
Go
package main
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import (
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"os"
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log "github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/prologic/bitcask"
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)
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var mergeCmd = &cobra.Command{
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Use: "merge",
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Aliases: []string{"clean", "compact", "defrag"},
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Short: "Merges the Datafiles in the Database",
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Long: `This merges all non-active Datafiles in the Database and
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compacts the data stored on disk. Old values are removed as well as deleted
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keys.`,
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Args: cobra.ExactArgs(0),
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Run: func(cmd *cobra.Command, args []string) {
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path := viper.GetString("path")
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os.Exit(merge(path))
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},
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}
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func init() {
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RootCmd.AddCommand(mergeCmd)
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}
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func merge(path string) int {
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db, err := bitcask.Open(path)
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if err != nil {
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log.WithError(err).Error("error opening database")
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return 1
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}
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if err = db.Merge(); err != nil {
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log.WithError(err).Error("error merging database")
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return 1
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}
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return 0
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}
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