support node feature discovery (#10861)

Signed-off-by: Kay Yan <[email protected]>

README.md

@@ -193,6 +193,7 @@ Note: Upstart/SysV init based OS types are not supported.
   - [gcp-pd-csi-plugin](https://github.com/kubernetes-sigs/gcp-compute-persistent-disk-csi-driver) v1.9.2
   - [local-path-provisioner](https://github.com/rancher/local-path-provisioner) v0.0.24
   - [local-volume-provisioner](https://github.com/kubernetes-sigs/sig-storage-local-static-provisioner) v2.5.0
+  - [node-feature-discovery](https://github.com/kubernetes-sigs/node-feature-discovery) v0.14.2
 
 ## Container Runtime Notes
 

inventory/sample/group_vars/k8s_cluster/addons.yml

@@ -259,3 +259,12 @@ kube_vip_enabled: false
 #   port: 6443
 # kube_vip_interface: eth0
 # kube_vip_services_enabled: false
+
+# Node Feature Discovery
+node_feature_discovery_enabled: false
+# node_feature_discovery_gc_sa_name: node-feature-discovery
+# node_feature_discovery_gc_sa_create: false
+# node_feature_discovery_worker_sa_name: node-feature-discovery
+# node_feature_discovery_worker_sa_create: false
+# node_feature_discovery_master_config:
+#   extraLabelNs: ["nvidia.com"]

roles/kubernetes-apps/meta/main.yml

@@ -132,3 +132,10 @@ dependencies:
       - inventory_hostname == groups['kube_control_plane'][0]
     tags:
       - scheduler_plugins
+
+  - role: kubernetes-apps/node_feature_discovery
+    when:
+      - node_feature_discovery_enabled
+      - inventory_hostname == groups['kube_control_plane'][0]
+    tags:
+      - node_feature_discovery

roles/kubernetes-apps/node_feature_discovery/defaults/main.yml

@@ -0,0 +1,16 @@
+---
+node_feature_discovery_enabled: false
+node_feature_discovery_namespace: node-feature-discovery
+node_feature_discovery_enable_nodefeature_api: true
+node_feature_discovery_gc_replicas: 1
+node_feature_discovery_gc_interval: 1h
+node_feature_discovery_gc_sa_name: node-feature-discovery-gc
+node_feature_discovery_gc_sa_create: true
+node_feature_discovery_master_replicas: 1
+node_feature_discovery_master_crd_controller: null
+node_feature_discovery_master_instance: null
+node_feature_discovery_master_config: null
+node_feature_discovery_worker_sa_name: node-feature-discovery-worker
+node_feature_discovery_worker_sa_create: true
+node_feature_discovery_worker_config: null
+node_feature_discovery_worker_tolerations: null

roles/kubernetes-apps/node_feature_discovery/tasks/main.yml

@@ -0,0 +1,49 @@
+---
+- name: Node Feature Discovery | Create addon dir
+  file:
+    path: "{{ kube_config_dir }}/addons/node_feature_discovery"
+    state: directory
+    owner: root
+    group: root
+    mode: 0755
+  when:
+    - inventory_hostname == groups['kube_control_plane'][0]
+
+- name: Node Feature Discovery | Templates list
+  set_fact:
+    node_feature_discovery_templates:
+      - { name: nfd-ns, file: nfd-ns.yaml, type: ns }
+      - { name: nfd-api-crd, file: nfd-api-crds.yaml, type: crd }
+      - { name: nfd-serviceaccount, file: nfd-serviceaccount.yaml, type: sa }
+      - { name: nfd-role, file: nfd-role.yaml, type: role }
+      - { name: nfd-clusterrole, file: nfd-clusterrole.yaml, type: clusterrole }
+      - { name: nfd-rolebinding, file: nfd-rolebinding.yaml, type: rolebinding }
+      - { name: nfd-clusterrolebinding, file: nfd-clusterrolebinding.yaml, type: clusterrolebinding }
+      - { name: nfd-master-conf, file: nfd-master-conf.yaml, type: cm }
+      - { name: nfd-worker-conf, file: nfd-worker-conf.yaml, type: cm }
+      - { name: nfd-topologyupdater-conf, file: nfd-topologyupdater-conf.yaml, type: cm }
+      - { name: nfd-gc, file: nfd-gc.yaml, type: deploy }
+      - { name: nfd-master, file: nfd-master.yaml, type: deploy }
+      - { name: nfd-worker, file: nfd-worker.yaml, type: ds }
+      - { name: nfd-service, file: nfd-service.yaml, type: srv }
+
+- name: Node Feature Discovery | Create manifests
+  template:
+    src: "{{ item.file }}.j2"
+    dest: "{{ kube_config_dir }}/addons/node_feature_discovery/{{ item.file }}"
+    mode: 0644
+  with_items: "{{ node_feature_discovery_templates }}"
+  register: node_feature_discovery_manifests
+  when:
+    - inventory_hostname == groups['kube_control_plane'][0]
+
+- name: Node Feature Discovery | Apply manifests
+  kube:
+    name: "{{ item.item.name }}"
+    kubectl: "{{ bin_dir }}/kubectl"
+    resource: "{{ item.item.type }}"
+    filename: "{{ kube_config_dir }}/addons/node_feature_discovery/{{ item.item.file }}"
+    state: "latest"
+  with_items: "{{ node_feature_discovery_manifests.results }}"
+  when:
+    - inventory_hostname == groups['kube_control_plane'][0]