feat: add RBG backend support for rolling updates

Makefile

@@ -167,7 +167,6 @@ build-installer: manifests generate kustomize ## Generate a consolidated YAML wi
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}
 	$(KUSTOMIZE) build config/default > dist/operator.yaml
 	$(KUSTOMIZE) build config/gateway > dist/gateway.yaml
-	$(KUSTOMIZE) build config/dependency > dist/dependency.yaml
 
 ##@ Deployment
 
@@ -183,14 +182,6 @@ install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~
 uninstall: manifests kustomize ## Uninstall CRDs from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
 	$(KUSTOMIZE) build config/crd | $(KUBECTL) delete --ignore-not-found=$(ignore-not-found) -f -
 
-.PHONY: deploy-dependency
-deploy-dependency: kustomize ## Deploy dependency to the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/dependency | $(KUBECTL) apply -f -
-
-.PHONY: undeploy-dependency
-undeploy-dependency: kustomize ## Undeploy dependency from the K8s cluster specified in ~/.kube/config. Call with ignore-not-found=true to ignore resource not found errors during deletion.
-	$(KUSTOMIZE) build config/dependency | $(KUBECTL) delete --ignore-not-found=$(ignore-not-found) -f -
-
 .PHONY: deploy
 deploy: manifests kustomize ## Deploy controller to the K8s cluster specified in ~/.kube/config.
 	cd config/manager && $(KUSTOMIZE) edit set image controller=${IMG}

README-zh.md

@@ -66,18 +66,20 @@ More docs:
 - 配置好kubectl访问权限
 
 ### 安装部署
-```bash
-git clone https://github.com/scitix/arks.git
-cd arks
 
-# 安装 envoy 网关, lws依赖
-kubectl create -f dist/dependency.yaml
+> **注意：** Arks 需要 LWS v0.7.0 和 RBGS v0.5.0-alpha.4。请先安装 LWS，再安装 RBGS。
 
-# 安装 arks operator
-kubectl create -f dist/operator.yaml
+```bash
+# 安装依赖（如已安装正确版本可跳过）
+kubectl apply --server-side -f https://github.com/envoyproxy/gateway/releases/download/v1.2.8/install.yaml
+kubectl apply --server-side -f https://github.com/kubernetes-sigs/lws/releases/download/v0.7.0/manifests.yaml
+kubectl apply --server-side -f https://raw.githubusercontent.com/sgl-project/rbg/v0.5.0-alpha.4/deploy/kubectl/manifests.yaml
 
-# 安装 arks gateway plugins
-kubectl create -f dist/gateway.yaml
+# 安装 Arks
+git clone https://github.com/scitix/arks.git
+cd arks
+kubectl apply --server-side -f dist/operator.yaml
+kubectl apply --server-side -f dist/gateway.yaml
 ```
 
 verification:
@@ -191,7 +193,6 @@ curl http://${ENDPOINT}/v1/chat/completions -k \
 kubectl delete -f examples/quickstart/quickstart.yaml --ignore-not-found=true
 kubectl delete -f dist/gateway.yaml
 kubectl delete -f dist/operator.yaml
-kubectl delete -f dist/dependency.yaml
 ```
 
 ## 编译构建

README.md

@@ -69,18 +69,20 @@ More docs:
 - kubectl configured to access your cluster
 
 ### Installation
-```bash
-git clone https://github.com/scitix/arks.git
-cd arks
 
-# Install envoy gateway, lws dependencies
-kubectl create -f dist/dependency.yaml
+> **Note:** Arks requires LWS v0.7.0 and RBGS v0.5.0-alpha.4. Install LWS before RBGS.
 
-# Install arks operator
-kubectl create -f dist/operator.yaml
+```bash
+# Install dependencies (skip if already installed with correct version)
+kubectl apply --server-side -f https://github.com/envoyproxy/gateway/releases/download/v1.2.8/install.yaml
+kubectl apply --server-side -f https://github.com/kubernetes-sigs/lws/releases/download/v0.7.0/manifests.yaml
+kubectl apply --server-side -f https://raw.githubusercontent.com/sgl-project/rbg/v0.5.0-alpha.4/deploy/kubectl/manifests.yaml
 
-# Install arks gateway plugins
-kubectl create -f dist/gateway.yaml
+# Install Arks
+git clone https://github.com/scitix/arks.git
+cd arks
+kubectl apply --server-side -f dist/operator.yaml
+kubectl apply --server-side -f dist/gateway.yaml
 ```
 
 verification:
@@ -194,7 +196,6 @@ Expected response
 kubectl delete -f examples/quickstart/quickstart.yaml --ignore-not-found=true
 kubectl delete -f dist/gateway.yaml
 kubectl delete -f dist/operator.yaml
-kubectl delete -f dist/dependency.yaml
 ```
 
 ## Build

api/v1/arksapplication_types.go

@@ -26,6 +26,8 @@ type ArksRuntime string
 type ArksApplicationPhase string
 type ArksApplicationConditionType string
 
+type ArksBackend string
+
 const (
 	ArksApplicationPhasePending  ArksApplicationPhase = "Pending"
 	ArksApplicationPhaseChecking ArksApplicationPhase = "Checking"
@@ -45,6 +47,10 @@ const (
 	ArksRuntimeVLLM    ArksRuntime = "vllm"
 	ArksRuntimeSGLang  ArksRuntime = "sglang"
 	ArksRuntimeDynamo  ArksRuntime = "dynamo"
+
+	// Backend types for workload orchestration
+	ArksBackendLWS ArksBackend = "lws" // LeaderWorkerSet backend (no rolling update)
+	ArksBackendRBG ArksBackend = "rbg" // RoleBasedGroup backend (supports rolling update)
 )
 
 const (

cmd/main.go

@@ -41,6 +41,7 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/webhook"
 	lwsapi "sigs.k8s.io/lws/api/leaderworkerset/v1"
 	lwscli "sigs.k8s.io/lws/client-go/clientset/versioned"
+	rbgapi "sigs.k8s.io/rbgs/api/workloads/v1alpha1"
 
 	gatewayv1 "sigs.k8s.io/gateway-api/apis/v1"
 
@@ -59,6 +60,7 @@ func init() {
 	utilruntime.Must(arksv1.AddToScheme(scheme))
 	// +kubebuilder:scaffold:scheme
 	utilruntime.Must(lwsapi.AddToScheme(scheme))
+	utilruntime.Must(rbgapi.AddToScheme(scheme))
 
 	utilruntime.Must(gatewayv1.AddToScheme(scheme))
 }