local_volume

Documentation

Index

• Variables
• func GenerateOpenebsManifests(mgr *manager.Manager) (string, error)

Variables

var OpenebsTempl = template.Must(template.New("openebs").Parse(
	dedent.Dedent(`---
#Sample storage classes for OpenEBS Local PV
apiVersion: storage.k8s.io/v1
kind: StorageClass
metadata:
  name: local
  annotations:
    storageclass.kubesphere.io/supported-access-modes: '["ReadWriteOnce"]'
    storageclass.beta.kubernetes.io/is-default-class: "true"
    openebs.io/cas-type: local
    cas.openebs.io/config: |
      - name: StorageType
        value: "hostpath"
      - name: BasePath
        value: "/var/openebs/local/"
provisioner: openebs.io/local
volumeBindingMode: WaitForFirstConsumer
reclaimPolicy: Delete
---
# Create Maya Service Account
apiVersion: v1
kind: ServiceAccount
metadata:
  name: openebs-maya-operator
  namespace: kube-system
---
# Define Role that allows operations on K8s pods/deployments
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
  name: openebs-maya-operator
rules:
- apiGroups: ["*"]
  resources: ["nodes", "nodes/proxy"]
  verbs: ["*"]
- apiGroups: ["*"]
  resources: ["namespaces", "services", "pods", "pods/exec", "deployments", "deployments/finalizers", "replicationcontrollers", "replicasets", "events", "endpoints", "configmaps", "secrets", "jobs", "cronjobs"]
  verbs: ["*"]
- apiGroups: ["*"]
  resources: ["statefulsets", "daemonsets"]
  verbs: ["*"]
- apiGroups: ["*"]
  resources: ["resourcequotas", "limitranges"]
  verbs: ["list", "watch"]
- apiGroups: ["*"]
  resources: ["ingresses", "horizontalpodautoscalers", "verticalpodautoscalers", "poddisruptionbudgets", "certificatesigningrequests"]
  verbs: ["list", "watch"]
- apiGroups: ["*"]
  resources: ["storageclasses", "persistentvolumeclaims", "persistentvolumes"]
  verbs: ["*"]
- apiGroups: ["apiextensions.k8s.io"]
  resources: ["customresourcedefinitions"]
  verbs: [ "get", "list", "create", "update", "delete", "patch"]
- apiGroups: ["openebs.io"]
  resources: [ "*"]
  verbs: ["*"]
- nonResourceURLs: ["/metrics"]
  verbs: ["get"]
---
# Bind the Service Account with the Role Privileges.
# TODO: Check if default account also needs to be there
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
  name: openebs-maya-operator
subjects:
- kind: ServiceAccount
  name: openebs-maya-operator
  namespace: kube-system
roleRef:
  kind: ClusterRole
  name: openebs-maya-operator
  apiGroup: rbac.authorization.k8s.io
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: openebs-localpv-provisioner
  namespace: kube-system
  labels:
    name: openebs-localpv-provisioner
    openebs.io/component-name: openebs-localpv-provisioner
    openebs.io/version: 2.3.0
spec:
  selector:
    matchLabels:
      name: openebs-localpv-provisioner
      openebs.io/component-name: openebs-localpv-provisioner
  replicas: 1
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        name: openebs-localpv-provisioner
        openebs.io/component-name: openebs-localpv-provisioner
        openebs.io/version: 2.3.0
    spec:
      serviceAccountName: openebs-maya-operator
      containers:
      - name: openebs-provisioner-hostpath
        imagePullPolicy: Always
        image: {{ .ProvisionerLocalPVImage }}
        env:
        # OPENEBS_IO_K8S_MASTER enables openebs provisioner to connect to K8s
        # based on this address. This is ignored if empty.
        # This is supported for openebs provisioner version 0.5.2 onwards
        #- name: OPENEBS_IO_K8S_MASTER
        #  value: "http://10.128.0.12:8080"
        # OPENEBS_IO_KUBE_CONFIG enables openebs provisioner to connect to K8s
        # based on this config. This is ignored if empty.
        # This is supported for openebs provisioner version 0.5.2 onwards
        #- name: OPENEBS_IO_KUBE_CONFIG
        #  value: "/home/ubuntu/.kube/config"
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: OPENEBS_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        # OPENEBS_SERVICE_ACCOUNT provides the service account of this pod as
        # environment variable
        - name: OPENEBS_SERVICE_ACCOUNT
          valueFrom:
            fieldRef:
              fieldPath: spec.serviceAccountName
        - name: OPENEBS_IO_ENABLE_ANALYTICS
          value: "true"
        - name: OPENEBS_IO_INSTALLER_TYPE
          value: "openebs-operator-lite"
        - name: OPENEBS_IO_HELPER_IMAGE
          value: "{{ .LinuxUtilsImage }}"
        # LEADER_ELECTION_ENABLED is used to enable/disable leader election. By default
        # leader election is enabled.
        #- name: LEADER_ELECTION_ENABLED
        #  value: "true"
        livenessProbe:
          exec:
            command:
            - sh
            - -c
            - test $(pgrep -c "^provisioner-loc.*") = 1
          initialDelaySeconds: 30
          periodSeconds: 60
    `)))

OpenebsTempl defines the template of openebs' manifests.

Functions

func GenerateOpenebsManifests

func GenerateOpenebsManifests(mgr *manager.Manager) (string, error)

GenerateOpenebsManifests is used to generate openebs' mainfests content.