Update kustomize examples and docs

Signed-off-by: Fabricio Aguiar <[email protected]>

docs/assemblies/proc_creating-a-set-of-data-plane-nodes.adoc

@@ -32,51 +32,7 @@ Create an `OpenStackDataPlaneNodeSet` CR for each logical grouping of nodes in y
 ====
 If desired, update the `values.yaml` file with values from your environment and add other kustomizations as needed before generating the CRs. Alternatively, the generated CRS can be directly edited before being applied.
 ====
-+
-
-. The sample `OpenStackDataPlaneNodeSet` CR is connected to `cell1` by default. If you added additional Compute cells to the control plane and you want to connect the node set to one of the other cells, then you must create a custom service for the node set that includes the `Secret` CR for the cell:
-
-.. Create a custom `nova` service that includes the `Secret` CR for the cell to connect to:
-+
-[subs=+quotes]
-----
-apiVersion: dataplane.openstack.org/v1beta1
-kind: OpenStackDataPlaneService
-metadata:
-  name: *nova-cell-custom*
-  spec:
-    label: dataplane-deployment-custom-service
-       playbook: osp.edpm.nova
-    ...
-    secrets:
-      - nova-cell2-compute-config <1>
-----
-+
-<1> The `Secret` CR generated by the control plane for the cell.
-+
-For information about how to create a custom service, see xref:proc_creating-a-custom-service_dataplane[Creating a custom service].
 
-.. Replace the `nova` service in your `OpenStackDataPlaneNodeSet` CR with your custom `nova` service:
-+
-[subs=+quotes]
-----
-apiVersion: dataplane.openstack.org/v1beta1
-kind: OpenStackDataPlaneNodeSet
-metadata:
-  name: openstack-edpm-ipam
-spec:
-  services:
-    - configure-network
-    - validate-network
-    - install-os
-    - configure-os
-    - run-os
-    - ovn
-    - libvirt
-    - *nova-cell-custom*
-    - telemetry
-----
-+
 [NOTE]
 Do not change the order of the default services.
 

examples/nova_cell_custom/kustomization.yaml

@@ -0,0 +1,33 @@
+apiVersion: kustomize.config.k8s.io/v1alpha1
+kind: Component
+
+namespace: openstack
+
+components:
+- ../base
+
+resources:
+- openstackdataplanenovaservice.yaml
+
+configMapGenerator:
+- name: nova-extra-config
+  files:
+    - 25-nova-extra.conf=nova-extra.conf
+  options:
+    disableNameSuffixHash: true
+
+patches:
+- target:
+    kind: OpenStackDataPlaneService
+    name: nova
+  patch: |-
+    - op: replace
+      path: /metadata/name
+      value: nova-custom
+    - op: add
+      path: /spec/configMaps
+      value:
+        - nova-extra-config
+
+configurations:
+- servicename.yaml

examples/nova_cell_custom/nova-extra.conf

@@ -0,0 +1,3 @@
+[compute]
+cpu_shared_set = 2,6
+cpu_dedicated_set = 1,3,5,7

examples/nova_cell_custom/openstackdataplanenovaservice.yaml

@@ -0,0 +1,20 @@
+apiVersion: dataplane.openstack.org/v1beta1
+kind: OpenStackDataPlaneService
+metadata:
+  name: nova
+spec:
+  secrets:
+    - nova-cell1-compute-config
+    # NOTE: this Secret needs to be created before deploying the data plane.
+    # It should contain an ssh key-pair in the secret fields: ssh-privatekey
+    # and ssh-publickey
+    - nova-migration-ssh-key
+  playbook: osp.edpm.nova
+  tlsCert:
+    contents:
+    - dnsnames
+    - ips
+    networks:
+    - ctlplane
+    issuer: osp-rootca-issuer-internal
+  caCerts: combined-ca-bundle

examples/nova_cell_custom/servicename.yaml

@@ -0,0 +1,10 @@
+# This file is for teaching kustomize how to substitute OpenStackDataPlaneService name reference in OpenStackDataPlaneNodeSet
+nameReference:
+- kind: OpenStackDataPlaneService
+  version: v1beta1
+  group: dataplane.openstack.org
+  fieldSpecs:
+  - kind: OpenStackDataPlaneNodeSet
+    version: v1beta1
+    group: dataplane.openstack.org
+    path: spec/services