merge version 2.0.2

ACKNOWLEDGEMENTS.md

@@ -0,0 +1,14 @@
+Duplicacy is based on the following open source project:
+
+| Projects | License |
+|--------|:-------:|
+|https://github.com/urfave/cli              |  MIT |
+|https://github.com/aryann/difflib          |  MIT |
+|https://github.com/bkaradzic/go-lz4        |  BSD-2-Clause |
+|https://github.com/Azure/azure-sdk-for-go  |  Apache-2.0 |
+|https://github.com/tj/go-dropbox           |  MIT |
+|https://github.com/goamz/goamz             |  LGPL-3.0 with static compilation excpetions |
+|https://github.com/howeyc/gopass           |  ISC |
+|https://github.com/tmc/keyring             |  ISC |
+|https://github.com/pcwizz/xattr            |  BSD-2-Clause | 
+|https://github.com/minio/blake2b-simd      |  Apache-2.0 |

main/duplicacy_main.go

@@ -28,7 +28,6 @@ const (
 
 var ScriptEnabled bool
 
-
 func getRepositoryPreference(context *cli.Context, storageName string) (repository string,
                                                                         preference *duplicacy.Preference) {
 
@@ -37,6 +36,7 @@ func getRepositoryPreference(context *cli.Context, storageName string) (reposito
         duplicacy.LOG_ERROR("REPOSITORY_PATH", "Failed to retrieve the current working directory: %v", err)
         return "", nil
     }
+
     for {
         stat, err := os.Stat(path.Join(repository, duplicacy.DUPLICACY_DIRECTORY)) //TOKEEP
         if err != nil && !os.IsNotExist(err) {
@@ -1682,7 +1682,7 @@ func main() {
     app.Name = "duplicacy"
     app.HelpName = "duplicacy"
     app.Usage = "A new generation cloud backup tool based on lock-free deduplication"
-    app.Version = "2.0.0"
+    app.Version = "2.0.2"
     err := app.Run(os.Args)
     if err != nil {
         os.Exit(2)

src/duplicacy_backupmanager_test.go

@@ -267,6 +267,20 @@ func TestBackupManager(t *testing.T) {
         }
     }
 
+    // Remove file2 and dir1/file3 and restore them from revision 3
+    os.Remove(testDir + "/repository1/file2")
+    os.Remove(testDir + "/repository1/dir1/file3")
+    backupManager.Restore(testDir + "/repository1", 3, /*inPlace=*/true, /*quickMode=*/false, threads, /*overwrite=*/true,
+                          /*deleteMode=*/false, /*showStatistics=*/false, /*patterns=*/[]string{"+file2", "+dir1/file3", "-*"})
+
+    for _, f := range []string{ "file1", "file2", "dir1/file3" } {
+        hash1 := getFileHash(testDir + "/repository1/" + f)
+        hash2 := getFileHash(testDir + "/repository2/" + f)
+        if hash1 != hash2 {
+            t.Errorf("File %s has different hashes: %s vs %s", f, hash1, hash2)
+        }
+    }
+
     /*buf := make([]byte, 1<<16)
     runtime.Stack(buf, true)
     fmt.Printf("%s", buf)*/

src/duplicacy_chunkdownloader.go

@@ -110,7 +110,7 @@ func (downloader *ChunkDownloader) AddFiles(snapshot *Snapshot, files [] *Entry)
                 }
                 downloader.taskList = append(downloader.taskList, task)
             } else {
-                downloader.taskList[lastChunkIndex].needed = true
+                downloader.taskList[len(downloader.taskList) - 1].needed = true
             }
             lastChunkIndex = i
         }
@@ -353,7 +353,7 @@ func (downloader *ChunkDownloader) Download(threadIndex int, task ChunkDownloadT
         }
     }
 
-    if downloader.showStatistics || IsTracing() {
+    if (downloader.showStatistics || IsTracing()) && downloader.totalFileSize > 0 {
 
         atomic.AddInt64(&downloader.downloadedFileSize, int64(chunk.GetLength()))
         downloadFileSize := atomic.LoadInt64(&downloader.downloadedFileSize)

src/duplicacy_storage.go

@@ -135,7 +135,7 @@ func CreateStorage(repository string, preference Preference, resetPassword bool,
     if strings.HasPrefix(storageURL, "/") {
         isFileStorage = true
     } else if runtime.GOOS == "windows" {
-        if len(storageURL) > 3 && storageURL[1] == ':' && (storageURL[2] == '/' || storageURL[2] == '\\') {
+        if len(storageURL) >= 3 && storageURL[1] == ':' && (storageURL[2] == '/' || storageURL[2] == '\\') {
             volume := strings.ToLower(storageURL[:1])
             if volume[0] >= 'a' && volume[0] <= 'z' {
                 isFileStorage = true