Create helm chart

deploy/charts/rawfile-csi/.helmignore

@@ -0,0 +1,23 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

deploy/charts/rawfile-csi/Chart.yaml

@@ -0,0 +1,6 @@
+apiVersion: v2
+name: rawfile-csi
+description: RawFile Driver Container Storage Interface
+type: application
+version: 0.1.0
+appVersion: 0.0.1

deploy/charts/rawfile-csi/templates/00-driver.yaml

@@ -5,5 +5,7 @@ metadata:
 spec:
   attachRequired: false
   podInfoOnMount: true
+{{- if semverCompare ">=1.16" .Capabilities.KubeVersion.Version }}
   volumeLifecycleModes:
     - Persistent
+{{- end }}

deploy/charts/rawfile-csi/templates/00-rbac.yaml

@@ -1,13 +1,14 @@
 apiVersion: v1
 kind: ServiceAccount
 metadata:
-  name: csi-rawfile-driver
+  name: {{ include "rawfile-csi.fullname" . }}-driver
-  namespace: kube-system
+imagePullSecrets:
+  {{- toYaml .Values.imagePullSecrets | nindent 2 }}
 ---
 kind: ClusterRole
 apiVersion: rbac.authorization.k8s.io/v1
 metadata:
-  name: csi-rawfile-provisioner
+  name: {{ include "rawfile-csi.fullname" . }}-provisioner
 rules:
   - apiGroups: [""]
     resources: ["secrets"]
@@ -40,20 +41,20 @@ rules:
 kind: ClusterRoleBinding
 apiVersion: rbac.authorization.k8s.io/v1
 metadata:
-  name: csi-rawfile-provisioner
+  name: {{ include "rawfile-csi.fullname" . }}-provisioner
 subjects:
   - kind: ServiceAccount
-    name: csi-rawfile-driver
+    name: {{ include "rawfile-csi.fullname" . }}-driver
-    namespace: kube-system
+    namespace: {{ .Release.Namespace }}
 roleRef:
   kind: ClusterRole
-  name: csi-rawfile-provisioner
+  name: {{ include "rawfile-csi.fullname" . }}-provisioner
   apiGroup: rbac.authorization.k8s.io
 ---
 kind: ClusterRole
 apiVersion: rbac.authorization.k8s.io/v1
 metadata:
-  name: csi-rawfile-broker
+  name: {{ include "rawfile-csi.fullname" . }}-broker
 rules:
   - apiGroups: [""]
     resources: ["persistentvolumes"]
@@ -65,12 +66,12 @@ rules:
 kind: ClusterRoleBinding
 apiVersion: rbac.authorization.k8s.io/v1
 metadata:
-  name: csi-rawfile-broker
+  name: {{ include "rawfile-csi.fullname" . }}-broker
 subjects:
   - kind: ServiceAccount
-    name: csi-rawfile-driver
+    name: {{ include "rawfile-csi.fullname" . }}-driver
-    namespace: kube-system
+    namespace: {{ .Release.Namespace }}
 roleRef:
   kind: ClusterRole
-  name: csi-rawfile-broker
+  name: {{ include "rawfile-csi.fullname" . }}-broker
   apiGroup: rbac.authorization.k8s.io

deploy/charts/rawfile-csi/templates/01-controller-plugin.yaml

@@ -1,20 +1,20 @@
-kind: Deployment
 apiVersion: apps/v1
+kind: Deployment
 metadata:
-  name: csi-rawfile-controller
+  name: {{ include "rawfile-csi.fullname" . }}-controller
 spec:
   replicas: 1
   strategy:
     type: Recreate
   selector:
-    matchLabels:
+    matchLabels: &selectorLabels
-      app: csi-rawfile-controller
+      {{- include "rawfile-csi.selectorLabels" . | nindent 6 }}
+      component: controller
   template:
     metadata:
-      labels:
+      labels: *selectorLabels
-        app: csi-rawfile-controller
     spec:
-      serviceAccount: csi-rawfile-driver
+      serviceAccount: {{ include "rawfile-csi.fullname" . }}-driver
       priorityClassName: system-cluster-critical
       tolerations:
         - key: "node-role.kubernetes.io/master"
@@ -26,14 +26,16 @@ spec:
           emptyDir: {}
       containers:
         - name: csi-driver
-          image: registry.hamdocker.ir/hamravesh/rawfile-csi:master
+          image: "{{ .Values.controller.image.repository }}:{{ .Values.controller.image.tag }}"
-          imagePullPolicy: Always
+          imagePullPolicy: {{ .Values.controller.image.pullPolicy }}
           env:
             - name: CSI_ENDPOINT
               value: unix:///csi/csi.sock
           volumeMounts:
             - name: socket-dir
               mountPath: /csi
+          resources:
+            {{- toYaml .Values.controller.resources | nindent 12 }}
         - name: csi-provisioner
           image: quay.io/k8scsi/csi-provisioner:v1.6.0
           imagePullPolicy: IfNotPresent

deploy/charts/rawfile-csi/templates/01-node-plugin.yaml

@@ -1,22 +1,20 @@
-kind: DaemonSet
 apiVersion: apps/v1
+kind: DaemonSet
 metadata:
-  name: csi-rawfile-node
+  name: {{ include "rawfile-csi.fullname" . }}-node
 spec:
   updateStrategy:
     rollingUpdate:
       maxUnavailable: "100%"
   selector:
-    matchLabels:
+    matchLabels: &selectorLabels
-      app: csi-rawfile-node
+      {{- include "rawfile-csi.selectorLabels" . | nindent 6 }}
+      component: node
   template:
     metadata:
-      labels:
+      labels: *selectorLabels
-        app: csi-rawfile-node
     spec:
-      serviceAccount: csi-rawfile-driver
+      serviceAccount: {{ include "rawfile-csi.fullname" . }}-driver
-      hostNetwork: true
-      hostIPC: true
       priorityClassName: system-node-critical
       tolerations:
         - operator: "Exists"
@@ -39,8 +37,10 @@ spec:
             type: DirectoryOrCreate
       containers:
         - name: csi-driver
-          image: registry.hamdocker.ir/hamravesh/rawfile-csi:master
+          image: "{{ .Values.node.image.repository }}:{{ .Values.node.image.tag }}"
-          imagePullPolicy: Always
+          imagePullPolicy: {{ .Values.node.image.pullPolicy }}
+          securityContext:
+            privileged: true
           env:
             - name: CSI_ENDPOINT
               value: unix:///csi/csi.sock
@@ -49,8 +49,6 @@ spec:
                 fieldRef:
                   apiVersion: v1
                   fieldPath: spec.nodeName
-          securityContext:
-            privileged: true
           volumeMounts:
             - name: socket-dir
               mountPath: /csi
@@ -59,6 +57,8 @@ spec:
               mountPropagation: "Bidirectional"
             - name: data-dir
               mountPath: /data
+          resources:
+            {{- toYaml .Values.node.resources | nindent 12 }}
         - name: node-driver-registrar
           image: quay.io/k8scsi/csi-node-driver-registrar:v1.2.0
           imagePullPolicy: IfNotPresent

deploy/charts/rawfile-csi/templates/_helpers.tpl

@@ -0,0 +1,63 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "rawfile-csi.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "rawfile-csi.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "rawfile-csi.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "rawfile-csi.labels" -}}
+helm.sh/chart: {{ include "rawfile-csi.chart" . }}
+{{ include "rawfile-csi.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "rawfile-csi.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "rawfile-csi.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "rawfile-csi.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "rawfile-csi.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}

deploy/charts/rawfile-csi/values.yaml

@@ -0,0 +1,22 @@
+defaults: &defaults
+  image:
+    repository: registry.hamdocker.ir/hamravesh/rawfile-csi
+    tag: master
+    pullPolicy: Always
+  resources:
+    limits:
+      cpu: 100m
+      memory: 100Mi
+    requests:
+      cpu: 10m
+      memory: 100Mi
+
+controller:
+  << : *defaults
+
+node:
+  << : *defaults
+  metrics:
+    enabled: false
+
+imagePullSecrets: []

templates/task.yaml

@@ -4,8 +4,6 @@ metadata:
   name: {name}
   namespace: {namespace}
 spec:
-  # FIXME: hardcoded
-  serviceAccount: rawfile-csi-controller
   restartPolicy: Never
   terminationGracePeriodSeconds: 0
   tolerations:
@@ -27,9 +25,11 @@ spec:
           mountPath: /data
       resources:
         requests: &rsc
+          cpu: 10m
+          memory: 100Mi
+        limit:
           cpu: 100m
           memory: 100Mi
-        limit: *rsc
       command:
         - /bin/sh
         - -c