Add HostDeviceNetwork basic support

This patch adds HostDeviceNetwork CRD support and basic
transformation to NetworkAttachmentDefinition to allow
Multus create secondary network.

Signed-off-by: Ivan Kolodiazhnyi <ikolodiazhny@nvidia.com>

api/v1alpha1/hostdevicenetwork_types.go

@@ -0,0 +1,75 @@
+/*
+Copyright 2021 NVIDIA
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+const (
+	HostDeviceNetworkCRDName = "HostDeviceNetwork"
+)
+
+// HostDeviceNetworkSpec defines the desired state of HostDeviceNetwork
+type HostDeviceNetworkSpec struct {
+	// Namespace of the NetworkAttachmentDefinition custom resource
+	NetworkNamespace           string `json:"networkNamespace,omitempty"`
+	SriovDevicePluginConfigmap string `json:"sriovdpConfigmap,omitempty"`
+	// PCI address of network device, e.g 0000:00:1f.6
+	PciBusID []string `json:"pciBusID,omitempty"`
+	// IPAM configuration to be used for this network.
+	IPAM string `json:"ipam,omitempty"`
+}
+
+// HostDeviceNetworkStatus defines the observed state of HostDeviceNetwork
+type HostDeviceNetworkStatus struct {
+	// Reflects the state of the MacvlanNetwork
+	// +kubebuilder:validation:Enum={"notReady", "ready", "error"}
+	State State `json:"state"`
+	// Network attachment definition generated from HostDeviceNetworkSpec
+	HostDeviceNetworkAttachmentDef string `json:"hostDeviceNetworkAttachmentDef,omitempty"`
+	// Informative string in case the observed state is error
+	Reason string `json:"reason,omitempty"`
+}
+
+// +kubebuilder:object:root=true
+// kubebuilder:object:generate
+// +kubebuilder:subresource:status
+// +kubebuilder:resource:scope=Cluster
+
+// MacvlanNetwork is the Schema for the macvlannetworks API
+type HostDeviceNetwork struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   HostDeviceNetworkSpec   `json:"spec,omitempty"`
+	Status HostDeviceNetworkStatus `json:"status,omitempty"`
+}
+
+// +kubebuilder:object:root=true
+// kubebuilder:object:generate
+
+// MacvlanNetworkList contains a list of MacvlanNetwork
+type HostDeviceNetworkList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []HostDeviceNetwork `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&HostDeviceNetwork{}, &HostDeviceNetworkList{})
+}

config/crd/bases/mellanox.com_hostdevicenetworks.yaml

@@ -0,0 +1,82 @@
+
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.4.1
+  creationTimestamp: null
+  name: hostdevicenetworks.mellanox.com
+spec:
+  group: mellanox.com
+  names:
+    kind: HostDeviceNetwork
+    listKind: HostDeviceNetworkList
+    plural: hostdevicenetworks
+    singular: hostdevicenetwork
+  scope: Cluster
+  versions:
+  - name: v1alpha1
+    schema:
+      openAPIV3Schema:
+        description: MacvlanNetwork is the Schema for the macvlannetworks API
+        properties:
+          apiVersion:
+            description: 'APIVersion defines the versioned schema of this representation
+              of an object. Servers should convert recognized schemas to the latest
+              internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources'
+            type: string
+          kind:
+            description: 'Kind is a string value representing the REST resource this
+              object represents. Servers may infer this from the endpoint the client
+              submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: HostDeviceNetworkSpec defines the desired state of HostDeviceNetwork
+            properties:
+              ipam:
+                description: IPAM configuration to be used for this network.
+                type: string
+              networkNamespace:
+                description: Namespace of the NetworkAttachmentDefinition custom resource
+                type: string
+              pciBusID:
+                description: PCI address of network device, e.g 0000:00:1f.6
+                items:
+                  type: string
+                type: array
+              sriovdpConfigmap:
+                type: string
+            type: object
+          status:
+            description: HostDeviceNetworkStatus defines the observed state of HostDeviceNetwork
+            properties:
+              hostDeviceNetworkAttachmentDef:
+                description: Network attachment definition generated from HostDeviceNetworkSpec
+                type: string
+              reason:
+                description: Informative string in case the observed state is error
+                type: string
+              state:
+                description: Reflects the state of the MacvlanNetwork
+                enum:
+                - notReady
+                - ready
+                - error
+                type: string
+            required:
+            - state
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []

config/rbac/role.yaml

@@ -6,6 +6,26 @@ metadata:
   creationTimestamp: null
   name: manager-role
 rules:
+- apiGroups:
+  - mellanox.com
+  resources:
+  - hostdevicenetworks
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - mellanox.com
+  resources:
+  - hostdevicenetworks/status
+  verbs:
+  - get
+  - patch
+  - update
 - apiGroups:
   - mellanox.com
   resources: