Add Mongodb Operator

repository/mongodb/docs/README.md

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+# MongoDB
+
+MongoDB is a free and open-source cross-platform document-oriented database program.
+
+This Operator deploy a MongoDB Community Edition, see [MongoDB](https://hub.docker.com/_/mongo/), with standalone mode.
+
+## Prerequisites
+
+You need a Kubernetes cluster up and running and Persistent Storage available with a default `Storage Class` defined.
+
+## Getting Started
+
+Deploy the `Operator` using the following command:
+
+`kubectl kudo install mongodb`
+
+It deploys a MongoDB StatefulSet composed of 1 instances.

repository/mongodb/operator/operator.yaml

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+apiVersion: kudo.dev/v1beta1
+name: mongodb
+version: 0.0.2
+kubernetesVersion: 1.13.0
+appVersion: 3.6.15
+url: https://www.mongodb.com
+maintainers:
+  - name: xiao wei
+    email: [email protected]
+tasks:
+  - name: deploy
+    kind: Apply
+    spec:
+      resources:
+        - service.yaml
+        - statefulset.yaml
+plans:
+  deploy:
+    strategy: serial
+    phases:
+      - name: deploy
+        strategy: serial
+        steps:
+          - name: deploy
+            tasks:
+              - deploy

repository/mongodb/operator/params.yaml

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+apiVersion: kudo.dev/v1beta1
+parameters:
+  - name: InitRootUser
+    description: "Super User name of init user which created in the admin authentication database, which is a 'superuser' role"
+    default: "root"
+    displayName: "Mongo Init Root Username"
+  - name: InitRootPasswrd
+    description: "password"
+    default: "secret"
+    displayName: "Mongo Init Root Password"

repository/mongodb/operator/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Name }}-svc
+spec:
+  type: ClusterIP
+  clusterIp: None
+  ports:
+  - port: 27017
+    name: mongodb
+  selector:
+    app: mongo

repository/mongodb/operator/templates/statefulset.yaml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ .Name }}
+  namespace: {{ .Namespace }}
+  labels:
+    app: mongo
+    mongo: {{ .OperatorName }}
+spec:
+  serviceName: {{ .Name }}-svc
+  selector:
+    matchLabels:
+      app: mongo
+      mongo: {{ .OperatorName }}
+  template:
+    metadata:
+      labels:
+        app: mongo
+        mongo: {{ .OperatorName }}
+    spec:
+      containers:
+      - name: mongo
+        image: mongo:{{ .AppVersion }}
+        env:
+        - name: MONGO_INITDB_ROOT_USERNAME
+          value: {{ .Params.InitRootUser }}
+        - name: MONGO_INITDB_ROOT_PASSWORD
+          value: {{ .Params.InitRootPasswrd }}
+        ports:
+        - containerPort: 80
+          name: mongo
+        volumeMounts:
+        - name: dbdata
+          mountPath: /data/db
+  volumeClaimTemplates:
+  - metadata:
+      name: dbdata
+    spec:
+      accessModes: [ "ReadWriteOnce" ]
+      resources:
+        requests:
+          storage: 1Gi