[installer] add snapshot class into PVC config for ws-manager

Author: sagor999

components/ws-manager-api/go/config/config.go

@@ -261,15 +261,17 @@ var validWorkspaceURLTemplate = validation.By(func(o interface{}) error {
 
 // PVCConfiguration configures properties of persistent volume claim to use for workspace containers
 type PVCConfiguration struct {
-	Size         resource.Quantity `json:"size"`
-	StorageClass string            `json:"storage-class"`
+	Size          resource.Quantity `json:"size"`
+	StorageClass  string            `json:"storageClass"`
+	SnapshotClass string            `json:"snapshotClass"`
 }
 
 // Validate validates a PVC configuration
 func (c *PVCConfiguration) Validate() error {
 	return validation.ValidateStruct(c,
 		validation.Field(&c.Size, validation.Required),
 		validation.Field(&c.StorageClass, validation.Required),
+		validation.Field(&c.SnapshotClass, validation.Required),
 	)
 }
 

components/ws-manager/config-schema.json

@@ -134,13 +134,13 @@
     "PVCConfiguration": {
       "required": [
         "size",
-        "storage-class"
+        "storageClass"
       ],
       "properties": {
         "size": {
           "type": "string"
         },
-        "storage-class": {
+        "storageClass": {
           "type": "string"
         }
       },

components/ws-manager/example-config.json

@@ -17,7 +17,7 @@
       },
       "pvc": {
         "size": "30Gi",
-        "storage-class": ""
+        "storageClass": ""
       },
       "sync": {
         "image": "eu.gcr.io/gitpod-dev/gitpod-ws-daemon:cw-ws-manager.24",

install/installer/pkg/components/ws-manager/configmap.go

@@ -69,8 +69,9 @@ func configmap(ctx *common.RenderContext) ([]runtime.Object, error) {
 			},
 			Templates: templatesCfg,
 			PVC: config.PVCConfiguration{
-				Size:         ctx.Config.Workspace.PVC.Size,
-				StorageClass: ctx.Config.Workspace.PVC.StorageClass,
+				Size:          ctx.Config.Workspace.PVC.Size,
+				StorageClass:  ctx.Config.Workspace.PVC.StorageClass,
+				SnapshotClass: ctx.Config.Workspace.PVC.SnapshotClass,
 			},
 		},
 	}

install/installer/pkg/config/v1/config.go

@@ -60,6 +60,7 @@ func (v version) Defaults(in interface{}) error {
 	cfg.Workspace.MaxLifetime = util.Duration(36 * time.Hour)
 	cfg.Workspace.PVC.Size = resource.MustParse("30Gi")
 	cfg.Workspace.PVC.StorageClass = ""
+	cfg.Workspace.PVC.SnapshotClass = ""
 	cfg.OpenVSX.URL = "https://open-vsx.org"
 	cfg.DisableDefinitelyGP = true
 
@@ -246,6 +247,9 @@ type PersistentVolumeClaim struct {
 
 	// StorageClass is a storage class of persistent volume claim to use
 	StorageClass string `json:"storageClass"`
+
+	// SnapshotClass is a snapshot class name that is used to create snapshot volume
+	SnapshotClass string `json:"snapshotClass"`
 }
 
 type Workspace struct {

install/installer/pkg/config/v1/experimental/experimental.go

@@ -72,6 +72,9 @@ type PersistentVolumeClaim struct {
 
 	// StorageClass is a storage class of persistent volume claim to use
 	StorageClass string `json:"storageClass"`
+
+	// SnapshotClass is a snapshot class name that is used to create snapshot volume
+	SnapshotClass string `json:"snapshotClass"`
 }
 
 type WorkspaceClass struct {