Retry on "unexpected EOF" errors for the webdav backend.

src/duplicacy_webdavstorage.go

@@ -14,7 +14,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math/rand"
 	"net/http"
 	//"net/http/httputil"
@@ -214,6 +213,8 @@ type WebDAVMultiStatus struct {
 
 func (storage *WebDAVStorage) getProperties(uri string, depth int, properties ...string) (map[string]WebDAVProperties, error) {
 
+	maxTries := 3
+	for tries := 0; ; tries++ {
 		propfind := "<prop>"
 		for _, p := range properties {
 			propfind += fmt.Sprintf("<%s/>", p)
@@ -227,14 +228,14 @@ func (storage *WebDAVStorage) getProperties(uri string, depth int, properties ..
 			return nil, err
 		}
 		defer readCloser.Close()
-	content, err := ioutil.ReadAll(readCloser)
-	if err != nil {
-		return nil, err
-	}
 
 		object := WebDAVMultiStatus{}
-	err = xml.Unmarshal(content, &object)
+		err = xml.NewDecoder(readCloser).Decode(&object)
 		if err != nil {
+			if strings.Contains(err.Error(), "unexpected EOF") && tries < maxTries {
+				LOG_WARN("WEBDAV_RETRY", "Retrying on %v", err)
+				continue
+			}
 			return nil, err
 		}
 
@@ -262,6 +263,7 @@ func (storage *WebDAVStorage) getProperties(uri string, depth int, properties ..
 
 		return responses, nil
 	}
+}
 
 // ListFiles return the list of files and subdirectories under 'dir'.  A subdirectories returned must have a trailing '/', with
 // a size of 0.  If 'dir' is 'snapshots', only subdirectories will be returned.  If 'dir' is 'snapshots/repository_id', then only