feat: add api

control-plane/api/internal/k8s/client.go

@@ -0,0 +1,34 @@
+package k8s
+
+import (
+	"fmt"
+
+	"github.com/omnex/control-plane/api/internal/config"
+
+	"k8s.io/client-go/kubernetes"
+	"k8s.io/client-go/rest"
+	"k8s.io/client-go/tools/clientcmd"
+)
+
+func NewClient(cfg *config.Config) (*kubernetes.Clientset, error) {
+	var (
+		k8sCfg *rest.Config
+		err    error
+	)
+
+	if cfg.Kubeconfig != "" {
+		k8sCfg, err = clientcmd.BuildConfigFromFlags("", cfg.Kubeconfig)
+	} else {
+		k8sCfg, err = rest.InClusterConfig()
+	}
+	if err != nil {
+		return nil, fmt.Errorf("k8s config: %w", err)
+	}
+
+	client, err := kubernetes.NewForConfig(k8sCfg)
+	if err != nil {
+		return nil, fmt.Errorf("k8s clientset: %w", err)
+	}
+
+	return client, nil
+}