feat: add node selector (#194)

* pass through value

* generate manifest

Author: winston0410

config/crd/bases/vpn.wireguard-operator.io_wireguards.yaml

@@ -180,6 +180,10 @@ spec:
                 description: A string field that specifies the maximum transmission
                   unit (MTU) size for Wireguard packets for all peers.
                 type: string
+              nodeSelector:
+                additionalProperties:
+                  type: string
+                type: object
               port:
                 description: A field that specifies the value to use for a nodePort
                   ServiceType

pkg/api/v1alpha1/wireguard_types.go

@@ -54,8 +54,9 @@ type WireguardSpec struct {
 	// A boolean field that specifies whether to use the userspace implementation of Wireguard instead of the kernel one.
 	UseWgUserspaceImplementation bool `json:"useWgUserspaceImplementation,omitempty"`
 
-	Agent  WireguardPodSpec `json:"agent,omitempty"`
-	Metric WireguardPodSpec `json:"metric,omitempty"`
+	NodeSelector map[string]string `json:"nodeSelector,omitempty"`
+	Agent        WireguardPodSpec  `json:"agent,omitempty"`
+	Metric       WireguardPodSpec  `json:"metric,omitempty"`
 }
 
 // WireguardPodSpec defines spec for respective containers created for Wireguard

pkg/api/v1alpha1/zz_generated.deepcopy.go

@@ -704,6 +704,7 @@ func (r *WireguardReconciler) deploymentForWireguard(m *v1alpha1.Wireguard) *app
 					Labels: ls,
 				},
 				Spec: corev1.PodSpec{
+					NodeSelector: m.Spec.NodeSelector,
 					SecurityContext: &corev1.PodSecurityContext{
 						SeccompProfile: &corev1.SeccompProfile{
 							Type: corev1.SeccompProfileType("RuntimeDefault"),