Merge pull request #49215 from sjhala-ccs/cnv-17637

CNV-17637: Corrected clouInitNoCloud userData syntax

Author: sjhala-ccs

modules/virt-accessing-vm-yaml-ssh.adoc

@@ -20,7 +20,6 @@ The following examples show the configurations for the VM's YAML file and the se
 .Example `VirtualMachine` definition
 [source,yaml]
 ----
-...
 apiVersion: kubevirt.io/v1
 kind: VirtualMachine
 metadata:
@@ -62,9 +61,11 @@ spec:
       - name: cloudinitdisk
         cloudInitNoCloud:
           userData: |
-            #!/bin/bash
-            echo "fedora" | passwd fedora --stdin
-...
+            #cloud-config
+            user: fedora
+            password: fedora
+            chpasswd: {expire: False}
+# ...
 ----
 <1> Name of the namespace created by the `oc create namespace` command.
 <2> Label used by the service to identify the virtual machine instances that are enabled for SSH traffic connections. The label can be any `key:value` pair that is added as a `label` to this YAML file and as a `selector` in the service YAML file.
@@ -90,7 +91,6 @@ $ virtctl start vm-ssh
 .Example `Service` definition
 [source,yaml]
 ----
-...
 apiVersion: v1
 kind: Service
 metadata:
@@ -104,7 +104,7 @@ spec:
   selector:
     special: vm-ssh <4>
   type: NodePort
-...
+# ...
 ----
 <1> Name of the SSH service.
 <2> Name of the namespace created by the `oc create namespace` command.

modules/virt-creating-a-service-from-a-virtual-machine.adoc

@@ -82,8 +82,11 @@ spec:
         - name: cloudinitdisk
           cloudInitNoCloud:
             userData: |
-              #!/bin/bash
-              echo "fedora" | passwd fedora --stdin
+              #cloud-config
+              user: fedora
+              password: fedora
+              chpasswd: {expire: False}
+# ...
 ----
 <1> Add the label `special: key` in the `spec.template.metadata.labels` section.
 +
@@ -206,8 +209,11 @@ spec:
         - name: cloudinitdisk
           cloudInitNoCloud:
             userData: |
-              #!/bin/bash
-              echo "fedora" | passwd fedora --stdin
+              #cloud-config
+              user: fedora
+              password: fedora
+              chpasswd: {expire: False}
+# ...
 ----
 +
 

modules/virt-template-vm-pxe-config.adoc

@@ -55,8 +55,10 @@ spec:
           image: kubevirt/fedora-cloud-container-disk-demo
       - cloudInitNoCloud:
           userData: |
-            #!/bin/bash
-            echo "fedora" | passwd fedora --stdin
+            #cloud-config
+            user: fedora
+            password: fedora
+            chpasswd: {expire: False}
         name: cloudinitdisk
     status: {}
 ----