Fix yamllint issues

Signed-off-by: Madhu Rajanna <mrajanna@redhat.com>

examples/rbd/pod-restore.yaml

@@ -1,17 +1,17 @@
+---
 apiVersion: v1
 kind: Pod
 metadata:
   name: csirbd-restore-demo-pod
 spec:
   containers:
-   - name: web-server
-     image: nginx 
-     volumeMounts:
-       - name: mypvc
-         mountPath: /var/lib/www/html
+    - name: web-server
+      image: nginx
+      volumeMounts:
+        - name: mypvc
+          mountPath: /var/lib/www/html
   volumes:
-   - name: mypvc
-     persistentVolumeClaim:
-       claimName: rbd-pvc-restore
-       readOnly: false
-
+    - name: mypvc
+      persistentVolumeClaim:
+        claimName: rbd-pvc-restore
+        readOnly: false

examples/rbd/pod.yaml

@@ -1,17 +1,17 @@
+---
 apiVersion: v1
 kind: Pod
 metadata:
   name: csirbd-demo-pod
 spec:
   containers:
-   - name: web-server
-     image: nginx 
-     volumeMounts:
-       - name: mypvc
-         mountPath: /var/lib/www/html
+    - name: web-server
+      image: nginx
+      volumeMounts:
+        - name: mypvc
+          mountPath: /var/lib/www/html
   volumes:
-   - name: mypvc
-     persistentVolumeClaim:
-       claimName: rbd-pvc
-       readOnly: false
-
+    - name: mypvc
+      persistentVolumeClaim:
+        claimName: rbd-pvc
+        readOnly: false

examples/rbd/pvc.yaml

@@ -1,10 +1,11 @@
+---
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
   name: rbd-pvc
 spec:
   accessModes:
-  - ReadWriteOnce
+    - ReadWriteOnce
   resources:
     requests:
       storage: 1Gi

examples/rbd/secret.yaml

@@ -1,8 +1,9 @@
+---
 apiVersion: v1
 kind: Secret
 metadata:
   name: csi-rbd-secret
-  namespace: default 
+  namespace: default
 data:
   # Key value corresponds to a user name defined in ceph cluster
   admin: BASE64-ENCODED-PASSWORD
@@ -10,4 +11,4 @@ data:
   kubernetes: BASE64-ENCODED-PASSWORD
   # if monValueFromSecret is set to "monitors", uncomment the
   # following and set the mon there
-  #monitors: BASE64-ENCODED-Comma-Delimited-Mons
+  # monitors: BASE64-ENCODED-Comma-Delimited-Mons

examples/rbd/snapshot.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: snapshot.storage.k8s.io/v1alpha1
 kind: VolumeSnapshot
 metadata:

examples/rbd/storageclass.yaml

@@ -1,37 +1,38 @@
+---
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
    name: csi-rbd
-provisioner: csi-rbdplugin 
+provisioner: csi-rbdplugin
 parameters:
-    # Comma separated list of Ceph monitors
-    # if using FQDN, make sure csi plugin's dns policy is appropriate.
-    monitors: mon1:port,mon2:port,...
+   # Comma separated list of Ceph monitors
+   # if using FQDN, make sure csi plugin's dns policy is appropriate.
+   monitors: mon1:port,mon2:port,...
 
-    # if "monitors" parameter is not set, driver to get monitors from same
-    # secret as admin/user credentials. "monValueFromSecret" provides the
-    # key in the secret whose value is the mons
-    #monValueFromSecret: "monitors"
+   # if "monitors" parameter is not set, driver to get monitors from same
+   # secret as admin/user credentials. "monValueFromSecret" provides the
+   # key in the secret whose value is the mons
+   # monValueFromSecret: "monitors"
 
-    
-    # Ceph pool into which the RBD image shall be created
-    pool: rbd
+   # Ceph pool into which the RBD image shall be created
+   pool: rbd
 
-    # RBD image format. Defaults to "2".
-    imageFormat: "2"
+   # RBD image format. Defaults to "2".
+   imageFormat: "2"
 
-    # RBD image features. Available for imageFormat: "2". CSI RBD currently supports only `layering` feature.
-    imageFeatures: layering
-    
-    # The secrets have to contain Ceph admin credentials.
-    csi.storage.k8s.io/provisioner-secret-name: csi-rbd-secret
-    csi.storage.k8s.io/provisioner-secret-namespace: default
-    csi.storage.k8s.io/node-publish-secret-name: csi-rbd-secret
-    csi.storage.k8s.io/node-publish-secret-namespace: default
+   # RBD image features. Available for imageFormat: "2"
+   # CSI RBD currently supports only `layering` feature.
+   imageFeatures: layering
 
-    # Ceph users for operating RBD
-    adminid: admin
-    userid: kubernetes
-    # uncomment the following to use rbd-nbd as mounter on supported nodes
-    #mounter: rbd-nbd
+   # The secrets have to contain Ceph admin credentials.
+   csi.storage.k8s.io/provisioner-secret-name: csi-rbd-secret
+   csi.storage.k8s.io/provisioner-secret-namespace: default
+   csi.storage.k8s.io/node-publish-secret-name: csi-rbd-secret
+   csi.storage.k8s.io/node-publish-secret-namespace: default
+
+   # Ceph users for operating RBD
+   adminid: admin
+   userid: kubernetes
+   # uncomment the following to use rbd-nbd as mounter on supported nodes
+   # mounter: rbd-nbd
 reclaimPolicy: Delete