lib/config: Minor attribute updates

As discussed in
https://github.com/syncthing/docs/pull/169

GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/3082

lib/config/config_test.go

@@ -59,7 +59,7 @@ func TestDefaultValues(t *testing.T) {
 		URPostInsecurely:        false,
 		ReleasesURL:             "https://api.github.com/repos/syncthing/syncthing/releases?per_page=30",
 		AlwaysLocalNets:         []string{},
-		OverwriteNames:          false,
+		OverwriteRemoteDevNames: false,
 		TempIndexMinBlocks:      10,
 	}
 
@@ -188,7 +188,7 @@ func TestOverriddenValues(t *testing.T) {
 		URPostInsecurely:        true,
 		ReleasesURL:             "https://localhost/releases",
 		AlwaysLocalNets:         []string{},
-		OverwriteNames:          true,
+		OverwriteRemoteDevNames: true,
 		TempIndexMinBlocks:      100,
 	}
 

lib/config/folderconfiguration.go

@@ -42,7 +42,7 @@ type FolderConfiguration struct {
 	Invalid    string `xml:"-" json:"invalid"` // Set at runtime when there is an error, not saved
 	cachedPath string
 
-	DeprecatedReadOnly bool `xml:"ro,attr" json:"-"`
+	DeprecatedReadOnly bool `xml:"ro,attr,omitempty" json:"-"`
 }
 
 type FolderDeviceConfiguration struct {

lib/config/optionsconfiguration.go

@@ -37,7 +37,7 @@ type OptionsConfiguration struct {
 	MinHomeDiskFreePct      float64  `xml:"minHomeDiskFreePct" json:"minHomeDiskFreePct" default:"1"`
 	ReleasesURL             string   `xml:"releasesURL" json:"releasesURL" default:"https://api.github.com/repos/syncthing/syncthing/releases?per_page=30"`
 	AlwaysLocalNets         []string `xml:"alwaysLocalNet" json:"alwaysLocalNets"`
-	OverwriteNames          bool     `xml:"overwriteNames" json:"overwriteNames" default:"false"`
+	OverwriteRemoteDevNames bool     `xml:"overwriteRemoteDeviceNamesOnConnect" json:"overwriteRemoteDeviceNamesOnConnect" default:"false"`
 	TempIndexMinBlocks      int      `xml:"tempIndexMinBlocks" json:"tempIndexMinBlocks" default:"10"`
 
 	DeprecatedUPnPEnabled   bool     `xml:"upnpEnabled" json:"-"`

lib/config/testdata/overridenvalues.xml

@@ -32,7 +32,7 @@
         <urInitialDelayS>800</urInitialDelayS>
         <urPostInsecurely>true</urPostInsecurely>
         <releasesURL>https://localhost/releases</releasesURL>
-        <overwriteNames>true</overwriteNames>
+        <overwriteRemoteDeviceNamesOnConnect>true</overwriteRemoteDeviceNamesOnConnect>
         <tempIndexMinBlocks>100</tempIndexMinBlocks>
     </options>
 </configuration>