Added SubnetIP resource

PROJECT

@@ -111,4 +111,13 @@ resources:
   kind: ReservedIP
   path: github.com/onmetal/onmetal-api/apis/network/v1alpha1
   version: v1alpha1
+- api:
+    crdVersion: v1
+    namespaced: true
+  controller: true
+  domain: onmetal.de
+  group: network
+  kind: SubnetIP
+  path: github.com/onmetal/onmetal-api/apis/network/v1alpha1
+  version: v1alpha1
 version: "3"

apis/common/v1alpha1/classes.go

@@ -47,3 +47,12 @@ type ScopeReference struct {
 	// Scope is the absolute scope path
 	Scope string `json:"scope"`
 }
+
+// KindReference defines an object with its kind and API group and its scope reference
+type KindReference struct {
+	// Kind is the kind of the object
+	Kind string `json:"kind"`
+	// APIGroup is the API group of the object
+	APIGroup       string `json:"apigroup"`
+	ScopeReference `json:",inline"`
+}

apis/network/v1alpha1/subnetip_types.go

@@ -0,0 +1,76 @@
+/*
+Copyright 2021.
+
+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 (
+	common "github.com/onmetal/onmetal-api/apis/common/v1alpha1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"net"
+)
+
+// SubnetIPSpec defines the desired state of SubnetIP
+type SubnetIPSpec struct {
+	// IP is the used IP in a given subnet
+	IP net.IP `json:"ip"`
+	// Subnet is the subnet of the IP
+	Subnet common.ScopeReference `json:"subnet"`
+	// Target is the resource the IP is assigned to
+	Target common.KindReference `json:"target"`
+}
+
+// SubnetIPStatus defines the observed state of SubnetIP
+type SubnetIPStatus struct {
+	common.StateFields `json:",inline"`
+}
+
+const (
+	SubnetIPStateAssigned   = "Assigned"
+	SubnetIPStateUnassigned = "Unassigned"
+	SubnetIPStateInvalid    = "Invalid"
+)
+
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+//+kubebuilder:printcolumn:name="IP",type=string,JSONPath=`.spec.ip`
+//+kubebuilder:printcolumn:name="Subnet",type=string,JSONPath=`.spec.subnet.name`
+//+kubebuilder:printcolumn:name="SubnetScope",type=string,JSONPath=`.spec.subnet.scope`
+//+kubebuilder:printcolumn:name="Target",type=string,JSONPath=`.spec.target.name`
+//+kubebuilder:printcolumn:name="TargetKind",type=string,JSONPath=`.spec.target.kind`
+//+kubebuilder:printcolumn:name="StateFields",type=string,JSONPath=`.status.state`
+//+kubebuilder:printcolumn:name="Age",type=string,JSONPath=`.metadata.CreationTimestamp`
+
+// SubnetIP is the Schema for the subnetips API
+type SubnetIP struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   SubnetIPSpec   `json:"spec,omitempty"`
+	Status SubnetIPStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// SubnetIPList contains a list of SubnetIP
+type SubnetIPList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []SubnetIP `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&SubnetIP{}, &SubnetIPList{})
+}

config/crd/bases/network.onmetal.de_subnetips.yaml

@@ -0,0 +1,124 @@
+
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.4.1
+  creationTimestamp: null
+  name: subnetips.network.onmetal.de
+spec:
+  group: network.onmetal.de
+  names:
+    kind: SubnetIP
+    listKind: SubnetIPList
+    plural: subnetips
+    singular: subnetip
+  scope: Namespaced
+  versions:
+  - additionalPrinterColumns:
+    - jsonPath: .spec.ip
+      name: IP
+      type: string
+    - jsonPath: .spec.subnet.name
+      name: Subnet
+      type: string
+    - jsonPath: .spec.subnet.scope
+      name: SubnetScope
+      type: string
+    - jsonPath: .spec.target.name
+      name: Target
+      type: string
+    - jsonPath: .spec.target.kind
+      name: TargetKind
+      type: string
+    - jsonPath: .status.state
+      name: StateFields
+      type: string
+    - jsonPath: .metadata.CreationTimestamp
+      name: Age
+      type: string
+    name: v1alpha1
+    schema:
+      openAPIV3Schema:
+        description: SubnetIP is the Schema for the subnetips 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: SubnetIPSpec defines the desired state of SubnetIP
+            properties:
+              ip:
+                description: IP is the used IP in a given subnet
+                format: byte
+                type: string
+              subnet:
+                description: Subnet is the subnet of the IP
+                properties:
+                  name:
+                    description: Name is the name of the scope
+                    type: string
+                  scope:
+                    description: Scope is the absolute scope path
+                    type: string
+                required:
+                - name
+                - scope
+                type: object
+              target:
+                description: Target is the resource the IP is assigned to
+                properties:
+                  apigroup:
+                    description: APIGroup is the API group of the object
+                    type: string
+                  kind:
+                    description: Kind is the kind of the object
+                    type: string
+                  name:
+                    description: Name is the name of the scope
+                    type: string
+                  scope:
+                    description: Scope is the absolute scope path
+                    type: string
+                required:
+                - apigroup
+                - kind
+                - name
+                - scope
+                type: object
+            required:
+            - ip
+            - subnet
+            - target
+            type: object
+          status:
+            description: SubnetIPStatus defines the observed state of SubnetIP
+            properties:
+              message:
+                description: Message contains a message for the corresponding state
+                type: string
+              state:
+                description: State indicates the state of a resource
+                type: string
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}
+status:
+  acceptedNames:
+    kind: ""
+    plural: ""
+  conditions: []
+  storedVersions: []

config/crd/kustomization.yaml

@@ -14,6 +14,7 @@ resources:
 - bases/storage.onmetal.de_volumes.yaml
 - bases/storage.onmetal.de_volumeattachments.yaml
 - bases/network.onmetal.de_reservedips.yaml
+- bases/network.onmetal.de_subnetips.yaml
 #+kubebuilder:scaffold:crdkustomizeresource
 
 patchesStrategicMerge:
@@ -31,6 +32,7 @@ patchesStrategicMerge:
 #- patches/webhook_in_volumes.yaml
 #- patches/webhook_in_volumeattachments.yaml
 #- patches/webhook_in_reservedips.yaml
+#- patches/webhook_in_subnetips.yaml
 #+kubebuilder:scaffold:crdkustomizewebhookpatch
 
 # [CERTMANAGER] To enable webhook, uncomment all the sections with [CERTMANAGER] prefix.
@@ -47,6 +49,7 @@ patchesStrategicMerge:
 #- patches/cainjection_in_volumes.yaml
 #- patches/cainjection_in_volumeattachments.yaml
 #- patches/cainjection_in_reservedips.yaml
+#- patches/cainjection_in_subnetips.yaml
 #+kubebuilder:scaffold:crdkustomizecainjectionpatch
 
 # the following config is for teaching kustomize how to do kustomization for CRDs.

config/crd/patches/cainjection_in_subnetips.yaml

@@ -0,0 +1,7 @@
+# The following patch adds a directive for certmanager to inject CA into the CRD
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    cert-manager.io/inject-ca-from: $(CERTIFICATE_NAMESPACE)/$(CERTIFICATE_NAME)
+  name: subnetips.network.onmetal.de

config/crd/patches/webhook_in_subnetips.yaml

@@ -0,0 +1,16 @@
+# The following patch enables a conversion webhook for the CRD
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  name: subnetips.network.onmetal.de
+spec:
+  conversion:
+    strategy: Webhook
+    webhook:
+      clientConfig:
+        service:
+          namespace: system
+          name: webhook-service
+          path: /convert
+      conversionReviewVersions:
+      - v1