Commit f57f06aa authored by 黄大凯's avatar 黄大凯
Browse files

Add initial diff

parent c57fac16

filelist/cache.go

+14 −1
Original line number Diff line number Diff line
@@ -15,9 +15,12 @@ type Cache struct { 
func Open(module string, prepath string) {

	db, err := bolt.Open("r.db", 0666, nil)

	if err != nil {

		//return err

		return

	}

	tx, err := db.Begin(true)

	if tx == nil {

		return

	}

	defer tx.Rollback()



	_, err = tx.CreateBucketIfNotExists([]byte(module))
@@ -51,6 +54,16 @@ func (cache *Cache) Get(key []byte) *FInfo { 
	return nil

}



func (cache *Cache) PutAll(list *rsync.FileList) error {

	for _, info := range *list {

		err := cache.Put(&info);

		if err != nil {

			return err

		}

	}

	return nil

}



func Save(list *rsync.FileList) {



}

filelist/diff.go

+19 −1
Original line number Diff line number Diff line 
package filelist



import "rsync2os/rsync"

import (

	"rsync2os/rsync"

)



// Diff two sorted list

// Return two lists: new files, deleted files

func (cache *Cache) Diff(list *rsync.FileList) (*rsync.FileList, *rsync.FileList) {



	// Interate cache.module(A) & list(B), both A & B must be sorted lexicographically before



	// Compare their path



	// bytes.Compare



	// The result will be 0 if a==b, -1 if a < b, and +1 if a > b



	// If > 0, B doesn't have



	// If == 0, A & B have



	// If < 0, A doesn't have



	return nil, nil

}
 
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