Re-enable node-controller for ccm (#53)

Signed-off-by: Niclas Schad <[email protected]>
Co-authored-by: Niclas Schad <[email protected]>

Author: stackit-ske

pkg/ccm/stackit.go

@@ -7,6 +7,7 @@ import (
 	"os"
 
 	sdkconfig "github.com/stackitcloud/stackit-sdk-go/core/config"
+	"github.com/stackitcloud/stackit-sdk-go/services/iaas"
 	"github.com/stackitcloud/stackit-sdk-go/services/loadbalancer"
 	"gopkg.in/yaml.v3"
 	corev1 "k8s.io/api/core/v1"
@@ -37,6 +38,7 @@ const (
 
 type CloudControllerManager struct {
 	loadBalancer *LoadBalancer
+	instances    *Instances
 }
 
 // Config is used to read and store information from the cloud configuration file
@@ -151,13 +153,29 @@ func NewCloudControllerManager(cfg *Config, obs *MetricsRemoteWrite) (*CloudCont
 		return nil, err
 	}
 
+	iaasInnerClient, err := iaas.NewAPIClient(
+		sdkconfig.WithRegion(cfg.Region),
+	)
+	if err != nil {
+		return nil, fmt.Errorf("failed to create IaaS client: %v", err)
+	}
+	nodeClient, err := stackit.NewNodeClient(iaasInnerClient)
+	if err != nil {
+		return nil, fmt.Errorf("failed to create Node client: %v", err)
+	}
+	instances, err := NewInstance(nodeClient, cfg.ProjectID, cfg.Region)
+	if err != nil {
+		return nil, err
+	}
+
 	lb, err := NewLoadBalancer(client, cfg.ProjectID, cfg.NetworkID, cfg.ExtraLabels, obs)
 	if err != nil {
 		return nil, err
 	}
 
 	ccm := CloudControllerManager{
 		loadBalancer: lb,
+		instances:    instances,
 	}
 	return &ccm, nil
 }
@@ -172,7 +190,7 @@ func (ccm *CloudControllerManager) Initialize(clientBuilder cloudprovider.Contro
 }
 
 func (ccm *CloudControllerManager) InstancesV2() (cloudprovider.InstancesV2, bool) {
-	return nil, true
+	return ccm.instances, true
 }
 
 func (ccm *CloudControllerManager) LoadBalancer() (cloudprovider.LoadBalancer, bool) {