Merge pull request #32851 from rhvgoyal/volume-propagation

Volumes should have default propagation property "rprivate"

volume/volume.go

@@ -311,10 +311,12 @@ func ParseMountSpec(cfg mounttypes.Mount, options ...func(*validateOpts)) (*Moun
 		}
 	case mounttypes.TypeBind:
 		mp.Source = clean(convertSlash(cfg.Source))
-		if cfg.BindOptions != nil {
-			if len(cfg.BindOptions.Propagation) > 0 {
-				mp.Propagation = cfg.BindOptions.Propagation
-			}
+		if cfg.BindOptions != nil && len(cfg.BindOptions.Propagation) > 0 {
+			mp.Propagation = cfg.BindOptions.Propagation
+		} else {
+			// If user did not specify a propagation mode, get
+			// default propagation mode.
+			mp.Propagation = DefaultPropagationMode
 		}
 	case mounttypes.TypeTmpfs:
 		// NOP

volume/volume_test.go

@@ -229,10 +229,10 @@ func TestParseMountSpec(t *testing.T) {
 	defer os.RemoveAll(testDir)
 
 	cases := []c{
-		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
-		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, RW: true}},
-		{mount.Mount{Type: mount.TypeBind, Source: testDir + string(os.PathSeparator), Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
-		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath + string(os.PathSeparator), ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath}},
+		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, Propagation: DefaultPropagationMode}},
+		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, RW: true, Propagation: DefaultPropagationMode}},
+		{mount.Mount{Type: mount.TypeBind, Source: testDir + string(os.PathSeparator), Target: testDestinationPath, ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, Propagation: DefaultPropagationMode}},
+		{mount.Mount{Type: mount.TypeBind, Source: testDir, Target: testDestinationPath + string(os.PathSeparator), ReadOnly: true}, MountPoint{Type: mount.TypeBind, Source: testDir, Destination: testDestinationPath, Propagation: DefaultPropagationMode}},
 		{mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}},
 		{mount.Mount{Type: mount.TypeVolume, Target: testDestinationPath + string(os.PathSeparator)}, MountPoint{Type: mount.TypeVolume, Destination: testDestinationPath, RW: true, CopyData: DefaultCopyMode}},
 	}