Add Druid Quickstart

docs/examples/druid/quickstart/deep-storage-config.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: deep-storage-config
+  namespace: demo
+stringData:
+  druid.storage.type: "s3"
+  druid.storage.bucket: "druid"
+  druid.storage.baseKey: "druid/segments"
+  druid.s3.accessKey: "minio"
+  druid.s3.secretKey: "minio123"
+  druid.s3.protocol: "http"
+  druid.s3.endpoint.signingRegion: "us-east-1"
+  druid.s3.endpoint.url: "http://myminio-hl.demo.svc.cluster.local:9000/"
+

docs/examples/druid/quickstart/druid-quickstart.yaml

@@ -0,0 +1,52 @@
+apiVersion: kubedb.com/v1alpha2
+kind: Druid
+metadata:
+  name: druid-quickstart
+  namespace: demo
+spec:
+  version: 28.0.1
+  deepStorage:
+    type: s3
+    configSecret:
+      name: deep-storage-config
+  metadataStorage:
+    name: mysql-demo
+    namespace: demo
+    createTables: true
+  zookeeperRef:
+    name: zk-demo
+    namespace: demo
+  topology:
+    coordinators:
+      replicas: 1
+    brokers:
+      replicas: 1
+    historicals:
+      replicas: 1
+      storage:
+        accessModes:
+          - ReadWriteOnce
+        resources:
+          requests:
+            storage: 1Gi
+        storageClassName: standard
+    middleManagers:
+      replicas: 1
+      storage:
+        accessModes:
+          - ReadWriteOnce
+        resources:
+          requests:
+            storage: 1Gi
+        storageClassName: standard
+    routers:
+      replicas: 1
+  storageType: Durable
+  terminationPolicy: Delete
+  serviceTemplates:
+    - alias: primary
+      spec:
+        type: LoadBalancer
+        ports:
+          - name: routers
+            port: 8888

docs/examples/druid/quickstart/mysql-demo.yaml

@@ -0,0 +1,18 @@
+apiVersion: kubedb.com/v1alpha2
+kind: MySQL
+metadata:
+  name: mysql-demo
+  namespace: demo
+spec:
+  version: "8.0.35"
+  storage:
+    storageClassName: "standard"
+    accessModes:
+      - ReadWriteOnce
+    resources:
+      requests:
+        storage: 100Mi
+  init:
+    script:
+      configMap:
+        name: my-init-script

docs/examples/druid/quickstart/mysql-init-script.sql

@@ -0,0 +1 @@
+CREATE DATABASE druid;

docs/examples/druid/quickstart/zk-demo.yaml

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+apiVersion: kubedb.com/v1alpha2
+kind: ZooKeeper
+metadata:
+  name: zk-demo
+  namespace: demo
+spec:
+  version: "3.7.2"
+  adminServerPort: 8080
+  replicas: 1
+  storage:
+    resources:
+      requests:
+        storage: "100Mi"
+    storageClassName: "standard"
+    accessModes:
+      - ReadWriteOnce
+  terminationPolicy: "WipeOut"

docs/guides/README.md

@@ -16,7 +16,7 @@ aliases:
 # Guides
 
 Guides to show you how to perform tasks with KubeDB:
-
+- [Druid](/docs/guides/kafka/README.md). Shows how to manage Druid using KubeDB.
 - [Elasticsearch](/docs/guides/elasticsearch/README.md). Shows how to manage Elasticsearch & OpenSearch using KubeDB.
 - [MariaDB](/docs/guides/mariadb). Shows how to manage MariaDB using KubeDB.
 - [Memcached](/docs/guides/memcached/README.md). Shows how to manage Memcached using KubeDB.

docs/guides/druid/README.md

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+---
+title: Druid
+menu:
+  docs_{{ .version }}:
+    identifier: dr-readme-druid
+    name: Druid
+    parent: dr-druid-guides
+    weight: 10
+menu_name: docs_{{ .version }}
+section_menu_id: guides
+url: /docs/{{ .version }}/guides/druid/
+aliases:
+  - /docs/{{ .version }}/guides/druid/README/
+---
+
+> New to KubeDB? Please start [here](/docs/README.md).
+
+## Supported Druid Features
+
+
+| Features                             | Availability |
+|--------------------------------------|:------------:|
+| Clustering                           |   ✓   |
+| Authentication & Authorization       |   ✓   |
+| Custom Configuration                 |   ✓   |
+| Monitoring with Prometheus & Grafana |   ✓   |
+| Builtin Prometheus Discovery         |   ✓   |
+| Using Prometheus operator            |   ✓   |
+| Externally manageable Auth Secret    |   ✓   |
+| Reconfigurable Health Checker        |   ✓   |
+| Persistent volume                    |   ✓   | 
+| Dashboard ( Druid Web Console )      |   ✓   |
+
+## Supported Druid Versions
+
+KubeDB supports The following Druid versions.
+- `28.0.1`
+
+> The listed DruidVersions are tested and provided as a part of the installation process (ie. catalog chart), but you are open to create your own [DruidVersion](/docs/guides/druid/concepts/catalog.md) object with your custom Druid image.
+
+## Lifecycle of Druid Object
+
+<!---
+ref : https://cacoo.com/diagrams/bbB63L6KRIbPLl95/9A5B0
+--->
+
+<p align="center">
+<img alt="lifecycle"  src="/docs/images/druid/Druid-CRD-Lifecycle.png">
+</p>
+
+## User Guide 
+- [Quickstart Druid](/docs/guides/druid/quickstart/overview/index.md) with KubeDB Operator.
+
+[//]: # (- Druid Clustering supported by KubeDB)
+
+[//]: # (  - [Topology Clustering]&#40;/docs/guides/druid/clustering/topology-cluster/index.md&#41;)
+
+[//]: # (- Use [kubedb cli]&#40;/docs/guides/druid/cli/cli.md&#41; to manage databases like kubectl for Kubernetes.)
+
+- Detail concepts of [Druid object](/docs/guides/druid/concepts/druid.md).
+
+[//]: # (- Want to hack on KubeDB? Check our [contribution guidelines]&#40;/docs/CONTRIBUTING.md&#41;.)

docs/guides/druid/_index.md

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+---
+title: Druid
+menu:
+  docs_{{ .version }}:
+    identifier: dr-druid-guides
+    name: Druid
+    parent: guides
+    weight: 10
+menu_name: docs_{{ .version }}
+---

docs/guides/druid/concepts/_index.md

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+---
+title: Druid Concepts
+menu:
+  docs_{{ .version }}:
+    identifier: dr-concepts-druid
+    name: Concepts
+    parent: dr-druid-guides
+    weight: 20
+menu_name: docs_{{ .version }}
+---