Add MySQL backup/restore process by using KubeStash (#668)

Signed-off-by: Anisur Rahman <[email protected]>

docs/guides/mysql/README.md

@@ -45,7 +45,7 @@ aliases:
 ## User Guide
 
 - [Quickstart MySQL](/docs/guides/mysql/quickstart/index.md) with KubeDB Operator.
-- [Backup & Restore](/docs/guides/mysql/backup/overview/index.md) MySQL databases using Stash.
+- [Backup & Restore](/docs/guides/mysql/backup/stash/overview/index.md) MySQL databases using Stash.
 - Initialize [MySQL with Script](/docs/guides/mysql/initialization/index.md).
 - Monitor your MySQL database with KubeDB using [out-of-the-box Prometheus operator](/docs/guides/mysql/monitoring/prometheus-operator/index.md).
 - Monitor your MySQL database with KubeDB using [out-of-the-box builtin-Prometheus](/docs/guides/mysql/monitoring/builtin-prometheus/index.md).

docs/guides/mysql/autoscaler/compute/cluster/index.md

@@ -81,7 +81,7 @@ spec:
 Let's create the `MySQL` CRO we have shown above,
 
 ```bash
-$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/guides/mysql/autoscaler/compute/cluster/examples/sample-druid.yaml
+$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/guides/mysql/autoscaler/compute/cluster/examples/sample-mysql.yaml
 mysql.kubedb.com/sample-mysql created
 ```
 

docs/guides/mysql/autoscaler/storage/cluster/index.md

@@ -87,7 +87,7 @@ spec:
 Let's create the `MySQL` CRO we have shown above,
 
 ```bash
-$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/guides/mysql/autoscaler/storage/cluster/examples/sample-druid.yaml
+$ kubectl create -f https://github.com/kubedb/docs/raw/{{< param "info.version" >}}/docs/guides/mysql/autoscaler/storage/cluster/examples/sample-mysql.yaml
 mysql.kubedb.com/sample-mysql created
 ```
 

docs/guides/mysql/backup/kubestash/_index.md

@@ -0,0 +1,10 @@
+---
+title: Backup & Restore MySQL | KubeStash
+menu:
+  docs_{{ .version }}:
+    identifier: guides-mysql-backup-stashv2
+    name: KubeStash (aka Stash 2.0)
+    parent: guides-mysql-backup
+    weight: 50
+menu_name: docs_{{ .version }}
+---

docs/guides/mysql/backup/kubestash/application-level/examples/backupconfiguration.yaml

@@ -0,0 +1,37 @@
+apiVersion: core.kubestash.com/v1alpha1
+kind: BackupConfiguration
+metadata:
+  name: sample-mysql-backup
+  namespace: demo
+spec:
+  target:
+    apiGroup: kubedb.com
+    kind: MySQL
+    namespace: demo
+    name: sample-mysql
+  backends:
+    - name: gcs-backend
+      storageRef:
+        namespace: demo
+        name: gcs-storage
+      retentionPolicy:
+        name: demo-retention
+        namespace: demo
+  sessions:
+    - name: frequent-backup
+      scheduler:
+        schedule: "*/5 * * * *"
+        jobTemplate:
+          backoffLimit: 1
+      repositories:
+        - name: gcs-mysql-repo
+          backend: gcs-backend
+          directory: /mysql
+          encryptionSecret:
+            name: encrypt-secret
+            namespace: demo
+      addon:
+        name: mysql-addon
+        tasks:
+          - name: manifest-backup
+          - name: logical-backup

docs/guides/mysql/backup/kubestash/application-level/examples/backupstorage.yaml

@@ -0,0 +1,17 @@
+apiVersion: storage.kubestash.com/v1alpha1
+kind: BackupStorage
+metadata:
+  name: gcs-storage
+  namespace: demo
+spec:
+  storage:
+    provider: gcs
+    gcs:
+      bucket: kubestash-qa
+      prefix: demo
+      secretName: gcs-secret
+  usagePolicy:
+    allowedNamespaces:
+      from: All
+  default: true
+  deletionPolicy: Delete

docs/guides/mysql/backup/kubestash/application-level/examples/restoresession.yaml

@@ -0,0 +1,21 @@
+apiVersion: core.kubestash.com/v1alpha1
+kind: RestoreSession
+metadata:
+  name: restore-sample-mysql
+  namespace: demo
+spec:
+  manifestOptions:
+    mySQL:
+      db: true
+      restoreNamespace: dev
+  dataSource:
+    repository: gcs-mysql-repo
+    snapshot: latest
+    encryptionSecret:
+      name: encrypt-secret
+      namespace: demo
+  addon:
+    name: mysql-addon
+    tasks:
+      - name: logical-backup-restore
+      - name: manifest-restore

docs/guides/mysql/backup/kubestash/application-level/examples/retentionpolicy.yaml

@@ -0,0 +1,15 @@
+apiVersion: storage.kubestash.com/v1alpha1
+kind: RetentionPolicy
+metadata:
+  name: demo-retention
+  namespace: demo
+spec:
+  default: true
+  failedSnapshots:
+    last: 2
+  maxRetentionPeriod: 2mo
+  successfulSnapshots:
+    last: 5
+  usagePolicy:
+    allowedNamespaces:
+      from: All

docs/guides/mysql/backup/kubestash/application-level/examples/sample-mysql.yaml

@@ -0,0 +1,18 @@
+apiVersion: kubedb.com/v1
+kind: MySQL
+metadata:
+  name: sample-mysql
+  namespace: demo
+spec:
+  version: "8.2.0"
+  replicas: 3
+  topology:
+    mode: GroupReplication
+  storageType: Durable
+  storage:
+    accessModes:
+      - ReadWriteOnce
+    resources:
+      requests:
+        storage: 50Mi
+  deletionPolicy: WipeOut