h2. POC steps
* Use operator-sdk to do it.
{code:java}
operator-sdk olm-catalog gen-csv --csv-version 0.0.1 --csv-config memcached-operator.0.0.1.clusterserviceversion.yaml
{code}
* Update the file created regards the missing information and also its details.
{code:java}
apiVersion: operators.coreos.com/v1alpha1
kind: ClusterServiceVersion
metadata:
annotations:
capabilities: Basic Install
name: memcached-operator.v0.0.1
namespace: memcached-operator
spec:
apiservicedefinitions: {}
customresourcedefinitions:
owned:
- kind: Memcached
name: memcacheds.cache.example.com
version: v1alpha1
description: Operator Memcached Desc
displayName: Memcached Operator
description: Operator Camila description
displayName: Memcached Operator
install:
spec:
deployments:
- name: memcached-operator
spec:
replicas: 1
selector:
matchLabels:
name: memcached-operator
strategy: {}
template:
metadata:
labels:
name: memcached-operator
spec:
containers:
- command:
- memcached-operator
env:
- name: WATCH_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
- name: POD_NAME
valueFrom:
fieldRef:
fieldPath: metadata.name
- name: OPERATOR_NAME
value: memcached-operator
image: cmacedo/memcached-operator:v0.0.1
imagePullPolicy: Always
name: memcached-operator
resources: {}
serviceAccountName: memcached-operator
permissions:
- rules:
- apiGroups:
- ""
resources:
- pods
- services
- endpoints
- persistentvolumeclaims
- events
- configmaps
- secrets
verbs:
- '*'
- apiGroups:
- ""
resources:
- namespaces
verbs:
- get
- apiGroups:
- apps
resources:
- deployments
- daemonsets
- replicasets
- statefulsets
verbs:
- '*'
- apiGroups:
- monitoring.coreos.com
resources:
- servicemonitors
verbs:
- get
- create
- apiGroups:
- apps
resourceNames:
- memcached-operator
resources:
- deployments/finalizers
verbs:
- update
- apiGroups:
- cache.example.com
resources:
- '*'
verbs:
- '*'
serviceAccountName: memcached-operator
strategy: deployment
installModes:
- supported: true
type: OwnNamespace
- supported: true
type: SingleNamespace
- supported: false
type: MultiNamespace
- supported: true
type: AllNamespaces
maturity: alpha
provider:
name: Camila, Inc
version: 0.0.1
keywords:
- memcached
- app
maintainers:
- email: corp@example.com
name: Some Corp
labels:
alm-owner-enterprise-app: memcached-operator
alm-status-descriptors: memcached-operator.v0.0.1
{code}
* Create the namespace memcached-operator (oc new-project memcached-operator )
* Add ClusterServiceVersion
It will add the operator in the Developer Catalogue
{code:java}
$ kubectl apply -f memcachedoperator.0.0.1.csv.yaml
{code}
* Add CRD - ( Customer Resource Definition)
It will add the type of the operator in the cluster/namespace
{code:java}
kubectl create -f deploy/crds/cache_v1alpha1_memcached_crd.yaml
{code}
* Add the RBAC rules created for the operator
{code:java}
$ kubectl create -f deploy/service_account.yaml
$ kubectl create -f deploy/role.yaml
$ kubectl create -f deploy/role_binding.yaml
{code}
* Create the following resources and then apply them.
{code:java}
apiVersion: operators.coreos.com/v1alpha1
kind: CatalogSource
metadata:
name: memcached-operator
namespace: memcached-operator
spec:
displayName: Memcached Operator
image: ""
publisher: community-operators
sourceType: grpc
{code}
{code:java}
apiVersion: operators.coreos.com/v1alpha2
kind: OperatorGroup
metadata:
name: memcached-operator
namespace: memcached-operator
spec:
serviceaccount: memcached-operator
targetNamespaces:
- memcached-operator
{code}
{code:java}
apiVersion: operators.coreos.com/v1alpha1
kind: Subscription
metadata:
name: memcached-operator
namespace: memcached-operator
spec:
name: memcached-operator
source: memcached-operator
sourceNamespace: memcached-operator
startingCSV: memcached-operator.0.0.1
installPlanApproval: Automatic
channel: alpha
{code}
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