add makefile and deploy script for descheduler

Signed-off-by: Garrybest <garrybest@foxmail.com>

.gitignore

@@ -24,6 +24,7 @@
 /karmada-controller-manager
 /karmada-interpreter-webhook-example
 /karmada-scheduler
+/karmada-descheduler
 /karmada-scheduler-estimator
 /karmada-webhook
 /kubectl-karmada

Makefile

@@ -39,7 +39,7 @@ ifeq ($(VERSION), "")
     endif
 endif
 
-all: karmada-aggregated-apiserver karmada-controller-manager karmada-scheduler karmadactl kubectl-karmada karmada-webhook karmada-agent karmada-scheduler-estimator karmada-interpreter-webhook-example
+all: karmada-aggregated-apiserver karmada-controller-manager karmada-scheduler karmada-descheduler karmadactl kubectl-karmada karmada-webhook karmada-agent karmada-scheduler-estimator karmada-interpreter-webhook-example
 
 karmada-aggregated-apiserver: $(SOURCES)
 	CGO_ENABLED=0 GOOS=$(GOOS) go build \
@@ -59,6 +59,12 @@ karmada-scheduler: $(SOURCES)
 		-o karmada-scheduler \
 		cmd/scheduler/main.go
 
+karmada-descheduler: $(SOURCES)
+	CGO_ENABLED=0 GOOS=$(GOOS) go build \
+		-ldflags $(LDFLAGS) \
+		-o karmada-descheduler \
+		cmd/descheduler/main.go
+
 karmadactl: $(SOURCES)
 	CGO_ENABLED=0 GOOS=$(GOOS) go build \
 		-ldflags $(LDFLAGS) \
@@ -96,7 +102,7 @@ karmada-interpreter-webhook-example: $(SOURCES)
 		examples/customresourceinterpreter/webhook/main.go
 
 clean:
-	rm -rf karmada-aggregated-apiserver karmada-controller-manager karmada-scheduler karmadactl kubectl-karmada karmada-webhook karmada-agent karmada-scheduler-estimator karmada-interpreter-webhook-example
+	rm -rf karmada-aggregated-apiserver karmada-controller-manager karmada-scheduler karmada-descheduler karmadactl kubectl-karmada karmada-webhook karmada-agent karmada-scheduler-estimator karmada-interpreter-webhook-example
 
 .PHONY: update
 update:
@@ -112,7 +118,7 @@ test:
 	go test --race --v ./cmd/...
 	go test --race --v ./examples/...
 
-images: image-karmada-aggregated-apiserver image-karmada-controller-manager image-karmada-scheduler image-karmada-webhook image-karmada-agent image-karmada-scheduler-estimator image-karmada-interpreter-webhook-example
+images: image-karmada-aggregated-apiserver image-karmada-controller-manager image-karmada-scheduler image-karmada-descheduler image-karmada-webhook image-karmada-agent image-karmada-scheduler-estimator image-karmada-interpreter-webhook-example
 
 image-karmada-aggregated-apiserver: karmada-aggregated-apiserver
 	VERSION=$(VERSION) hack/docker.sh karmada-aggregated-apiserver
@@ -123,6 +129,9 @@ image-karmada-controller-manager: karmada-controller-manager
 image-karmada-scheduler: karmada-scheduler
 	VERSION=$(VERSION) hack/docker.sh karmada-scheduler
 
+image-karmada-descheduler: karmada-descheduler
+	VERSION=$(VERSION) hack/docker.sh karmada-descheduler
+
 image-karmada-webhook: karmada-webhook
 	VERSION=$(VERSION) hack/docker.sh karmada-webhook
 
@@ -142,6 +151,7 @@ ifneq ($(REGISTRY_USER_NAME), "")
 endif
 	docker push ${REGISTRY}/karmada-controller-manager:${VERSION}
 	docker push ${REGISTRY}/karmada-scheduler:${VERSION}
+	docker push ${REGISTRY}/karmada-descheduler:${VERSION}
 	docker push ${REGISTRY}/karmada-webhook:${VERSION}
 	docker push ${REGISTRY}/karmada-agent:${VERSION}
 	docker push ${REGISTRY}/karmada-scheduler-estimator:${VERSION}

artifacts/deploy/karmada-descheduler.yaml

@@ -0,0 +1,37 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: karmada-descheduler
+  namespace: karmada-system
+  labels:
+    app: karmada-descheduler
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: karmada-descheduler
+  template:
+    metadata:
+      labels:
+        app: karmada-descheduler
+    spec:
+      tolerations:
+        - key: node-role.kubernetes.io/master
+          operator: Exists
+      containers:
+        - name: karmada-descheduler
+          image: swr.ap-southeast-1.myhuaweicloud.com/karmada/karmada-descheduler:latest
+          imagePullPolicy: IfNotPresent
+          command:
+            - /bin/karmada-descheduler
+            - --karmada-kubeconfig=/etc/kubeconfig
+            - --bind-address=0.0.0.0
+            - --v=4
+          volumeMounts:
+            - name: kubeconfig
+              subPath: kubeconfig
+              mountPath: /etc/kubeconfig
+      volumes:
+        - name: kubeconfig
+          secret:
+            secretName: kubeconfig

cluster/images/karmada-descheduler/Dockerfile

@@ -0,0 +1,7 @@
+FROM alpine:3.7
+
+RUN apk add --no-cache ca-certificates
+
+ADD karmada-descheduler /bin/
+
+CMD ["/bin/karmada-descheduler"]

hack/deploy-karmada.sh

@@ -233,6 +233,8 @@ kubectl config use-context "${HOST_CLUSTER_NAME}"
 kubectl apply -f "${REPO_ROOT}/artifacts/deploy/controller-manager.yaml"
 # deploy scheduler on host cluster
 kubectl apply -f "${REPO_ROOT}/artifacts/deploy/karmada-scheduler.yaml"
+# deploy descheduler on host cluster
+kubectl apply -f "${REPO_ROOT}/artifacts/deploy/karmada-descheduler.yaml"
 # deploy webhook on host cluster
 kubectl apply -f "${REPO_ROOT}/artifacts/deploy/karmada-webhook.yaml"
 

hack/local-up-karmada.sh

@@ -121,6 +121,7 @@ export VERSION="latest"
 export REGISTRY="swr.ap-southeast-1.myhuaweicloud.com/karmada"
 kind load docker-image "${REGISTRY}/karmada-controller-manager:${VERSION}" --name="${HOST_CLUSTER_NAME}"
 kind load docker-image "${REGISTRY}/karmada-scheduler:${VERSION}" --name="${HOST_CLUSTER_NAME}"
+kind load docker-image "${REGISTRY}/karmada-descheduler:${VERSION}" --name="${HOST_CLUSTER_NAME}"
 kind load docker-image "${REGISTRY}/karmada-webhook:${VERSION}" --name="${HOST_CLUSTER_NAME}"
 kind load docker-image "${REGISTRY}/karmada-scheduler-estimator:${VERSION}" --name="${HOST_CLUSTER_NAME}"
 kind load docker-image "${REGISTRY}/karmada-aggregated-apiserver:${VERSION}" --name="${HOST_CLUSTER_NAME}"