Port Spark template from Helm to K8s templates

This is a simple port of the helm template of spark.

kubernetes-templates/spark/0/README.md

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+# spark
+
+Apache Spark is a fast and general-purpose cluster computing system.
+
+Need for zeppelin service and controller: Apache Zeppelin is a new and incubating multi-purposed web-based notebook which brings data ingestion, data exploration, visualization, sharing and collaboration features to Spark. More information can be found at https://zeppelin.incubator.apache.org/

kubernetes-templates/spark/0/rancher-compose.yml

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+.catalog:
+    name: Spark
+    version: 0.1.0-rancher1
+    description: "Spark cluster"
+    maintainer: "Rancher"
+    questions:
+        - variable: "SPARK_WORKER_REPLICAS"
+          type: "string"
+          default: "1"
+          label: "Worker Replica Count"
+          description: "number of Spark workers"
+          required: true

kubernetes-templates/spark/0/spark-master-controller.yaml

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+kind: ReplicationController
+apiVersion: v1
+metadata:
+  name: spark-master-controller
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  replicas: 1
+  selector:
+    component: spark-master
+  template:
+    metadata:
+      labels:
+        component: spark-master
+    spec:
+      containers:
+        - name: spark-master
+          image: gcr.io/google_containers/spark:1.5.1_v3
+          command: ["/start-master"]
+          ports:
+            - containerPort: 7077
+            - containerPort: 8080
+          resources:
+            requests:
+              cpu: 100m
+

kubernetes-templates/spark/0/spark-master-service.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: spark-master
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  ports:
+    - port: 7077
+      targetPort: 7077
+  selector:
+    component: spark-master
+

kubernetes-templates/spark/0/spark-webui.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: spark-webui
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  ports:
+    - port: 8080
+      targetPort: 8080
+  selector:
+    component: spark-master
+  type: LoadBalancer

kubernetes-templates/spark/0/spark-worker-controller.yaml

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+kind: ReplicationController
+apiVersion: v1
+metadata:
+  name: spark-worker-controller
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  replicas: ${SPARK_WORKER_REPLICAS}
+  selector:
+    component: spark-worker
+  template:
+    metadata:
+      labels:
+        component: spark-worker
+    spec:
+      containers:
+        - name: spark-worker
+          image: gcr.io/google_containers/spark:1.5.1_v3
+          command: ["/start-worker"]
+          ports:
+            - containerPort: 8081
+          resources:
+            requests:
+              cpu: 100m
+

kubernetes-templates/spark/0/zeppelin-controller.yaml

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+kind: ReplicationController
+apiVersion: v1
+metadata:
+  name: zeppelin-controller
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  replicas: 1
+  selector:
+    component: zeppelin
+  template:
+    metadata:
+      labels:
+        component: zeppelin
+    spec:
+      containers:
+        - name: zeppelin
+          image: gcr.io/google_containers/zeppelin:v0.5.5_v2
+          ports:
+            - containerPort: 8080
+          resources:
+            requests:
+              cpu: 100m
+

kubernetes-templates/spark/0/zeppelin-service.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: zeppelin
+  labels:
+    heritage: helm
+    provider: spark
+spec:
+  ports:
+    - port: 8080
+      targetPort: 8080
+  selector:
+    component: zeppelin
+

kubernetes-templates/spark/config.yml

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+name: spark
+version: 0.1.0-rancher1
+description: |
+  Apache Spark is a fast and general-purpose cluster computing system 
+  ported from Helm.
+category: Big Data