Longhorn v0.5.0 release

proposed/longhorn/latest/Chart.yaml

 apiVersion: v1
 name: longhorn
-version: 0.4.1
-appVersion: v0.4.1
+version: 0.5.0
+appVersion: v0.5.0
 kubeVersion: ">=v1.8.0-r0"
 description: Longhorn is a distributed block storage system for Kubernetes powered by Rancher Labs.
 keywords:

proposed/longhorn/latest/README.md

 # Rancher Longhorn Chart
 
+Please install Longhorn chart in `longhorn-system` namespace only.
+
 The following document pertains to running Longhorn from the Rancher 2.0 chart.
 
 ## Source Code

proposed/longhorn/latest/questions.yml

@@ -37,6 +37,25 @@ questions:
     description: "Specify CSI Driver Registrar image. Leave blank to autodetect."
     type: string
     label: Longhorn CSI Driver Registrar Image
+  - variable: csi.kubeletRootDir
+    default:
+    description: "Specify kubelet root-dir. Leave blank to autodetect."
+    type: string
+    label: Kubelet Root Directory
+  - variable: csi.attacherReplicaCount
+    type: int
+    default:
+    min: 1
+    max: 10
+    description: "Specify number of CSI Attacher replica. By default 3."
+    label: Longhorn CSI Attacher replica count
+  - variable: csi.provisionerReplicaCount
+    type: int
+    default:
+    min: 1
+    max: 10
+    description: "Specify number of CSI Provisioner replica. By default 3."
+    label: Longhorn CSI Provisioner replica count
 - variable: persistence.defaultClass
   default: "true"
   description: "Set as default StorageClass"
@@ -44,6 +63,14 @@ questions:
   type: boolean
   required: true
   label: Default Storage Class
+- variable: persistence.defaultClassReplicaCount
+  description: "Set replica count for default StorageClass"
+  group: "Longhorn Settings"
+  type: int
+  default: 3
+  min: 1
+  max: 10
+  label: Default Storage Class Replica Count
 - variable: ingress.enabled
   default: "false"
   description: "Expose app using Layer 7 Load Balancer - ingress"

proposed/longhorn/latest/templates/deployment-driver.yaml

@@ -46,6 +46,10 @@ spec:
                 fieldPath: spec.serviceAccountName
           - name: FLEXVOLUME_DIR
             value: {{ .Values.persistence.flexvolumePath }}
+          {{- if .Values.csi.kubeletRootDir }}
+          - name: KUBELET_ROOT_DIR
+            value: {{ .Values.csi.kubeletRootDir }}
+          {{- end }}
           {{- if .Values.csi.attacherImage }}
           - name: CSI_ATTACHER_IMAGE
             value: {{ .Values.csi.attacherImage }}
@@ -58,4 +62,12 @@ spec:
           - name: CSI_DRIVER_REGISTRAR_IMAGE
             value: {{ .Values.csi.driverRegistrarImage }}
           {{- end }}
+          {{- if .Values.csi.attacherReplicaCount }}
+          - name: CSI_ATTACHER_REPLICA_COUNT
+            value: "{{ .Values.csi.attacherReplicaCount }}"
+          {{- end }}
+          {{- if .Values.csi.provisionerReplicaCount }}
+          - name: CSI_PROVISIONER_REPLICA_COUNT
+            value: "{{ .Values.csi.provisionerReplicaCount }}"
+          {{- end }}
       serviceAccountName: longhorn-service-account

proposed/longhorn/latest/templates/storageclass.yaml

@@ -11,7 +11,7 @@ metadata:
   {{- end }}
 provisioner: rancher.io/longhorn
 parameters:
-  numberOfReplicas: "3"
+  numberOfReplicas: "{{ .Values.persistence.defaultClassReplicaCount }}"
   staleReplicaTimeout: "30"
   fromBackup: ""
   baseImage: ""

proposed/longhorn/latest/templates/uninstall-job.yaml

@@ -22,7 +22,7 @@ spec:
         - uninstall
         - --force
         env:
-        - name: POD_NAMESPACE
+        - name: LONGHORN_NAMESPACE
           valueFrom:
             fieldRef:
               fieldPath: metadata.namespace

proposed/longhorn/latest/values.yaml

@@ -4,11 +4,11 @@
 image:
   longhorn:
     engine: rancher/longhorn-engine
-    engineTag: v0.4.1
+    engineTag: v0.5.0
     manager: rancher/longhorn-manager
-    managerTag: v0.4.1
+    managerTag: v0.5.0
     ui: rancher/longhorn-ui
-    uiTag: v0.4.1
+    uiTag: v0.5.0
   pullPolicy: IfNotPresent
 
 service:
@@ -27,11 +27,15 @@ persistence:
   # If there is none, the default /usr/libexec/kubernetes/kubelet-plugins/volume/exec/ will be used.
   flexvolumePath:
   defaultClass: true
+  defaultClassReplicaCount: 3
 
 csi:
   attacherImage:
   provisionerImage:
   driverRegistrarImage:
+  kubeletRootDir:
+  attacherReplicaCount:
+  provisionerReplicaCount:
 
 resources: {}
   # We usually recommend not to specify default resources and to leave this as a conscious