feat(ws): Define k8s workload manifest for backend component #324

Signed-off-by: Liav Weiss (EXT-Nokia) <[email protected]>

Author: Liav Weiss (EXT-Nokia)

workspaces/backend/Makefile

@@ -1,5 +1,5 @@
 # Image URL to use all building/pushing image targets
-IMG ?= nbv2-backend:latest
+IMG ?= nb-backend:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
 ENVTEST_K8S_VERSION = 1.31.0
 
@@ -155,12 +155,12 @@ $(GOLANGCI_LINT): $(LOCALBIN)
 
 .PHONY: deploy
 deploy: kustomize ## Deploy backend to the K8s cluster specified in ~/.kube/config.
-	cd config/default && $(KUSTOMIZE) edit set image nbv2-backend=${IMG}
-	$(KUSTOMIZE) build config/default | $(KUBECTL) apply -f -
+	cd manifests/kustomize/base && $(KUSTOMIZE) edit set image nb-backend=${IMG}
+	$(KUSTOMIZE) build manifests/kustomize/base | $(KUBECTL) apply -f -
 
 .PHONY: undeploy
 undeploy: kustomize ## Undeploy backend from the K8s cluster specified in ~/.kube/config.
-	$(KUSTOMIZE) build config/default | $(KUBECTL) delete --ignore-not-found=true -f -
+	$(KUSTOMIZE) build manifests/kustomize/base | $(KUBECTL) delete --ignore-not-found=true -f -
 
 
 ##@ Dependencies

workspaces/backend/config/default/kustomization.yaml

@@ -1,60 +1,50 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: nbv2-backend
-  namespace: backend-system
-  labels:
-    app: nbv2-backend
-    app.kubernetes.io/component: backend
-    app.kubernetes.io/managed-by: kustomize
+  name: backend
 spec:
   replicas: 1
+  selector:
+    matchLabels: {}
   strategy:
     type: RollingUpdate
     rollingUpdate:
       maxUnavailable: 0
       maxSurge: 1
-  selector:
-    matchLabels:
-      app: nbv2-backend
-      app.kubernetes.io/component: backend
-      app.kubernetes.io/managed-by: kustomize
   template:
     metadata:
-      labels:
-        app: nbv2-backend
-        app.kubernetes.io/component: backend
-        app.kubernetes.io/managed-by: kustomize
+      labels: {}
     spec:
-      serviceAccountName: nbv2-backend
+      serviceAccountName: backend
       securityContext:
         runAsNonRoot: true
       terminationGracePeriodSeconds: 30
       containers:
-      - name: nbv2-backend
-        image: nbv2-backend
+      - name: nb-backend
+        image: nb-backend
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
           capabilities:
             drop:
             - "ALL"
         ports:
-        - containerPort: 4000
+        - name: http-backend
+          containerPort: 4000
         env:
         - name: PORT
           value: "4000"
         resources:
           limits:
-            cpu: 500m
-            memory: 256Mi
+            cpu: 1
+            memory: 1Gi
           requests:
             cpu: 100m
-            memory: 128Mi
+            memory: 512Mi
         livenessProbe:
           httpGet:
             path: /api/v1/healthcheck
-            port: 4000
+            port: http-backend
             scheme: HTTP
           initialDelaySeconds: 30
           periodSeconds: 20
@@ -64,7 +54,7 @@ spec:
         readinessProbe:
           httpGet:
             path: /api/v1/healthcheck
-            port: 4000
+            port: http-backend
             scheme: HTTP
           initialDelaySeconds: 10
           periodSeconds: 10

workspaces/backend/config/default/namespace.yaml

@@ -0,0 +1,21 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: kubeflow-system
+namePrefix: nb-
+
+resources:
+  - service_account.yaml
+  - rbac.yaml
+  - service.yaml
+  - deployment.yaml
+
+images:
+  - name: nb-backend
+
+labels:
+- includeSelectors: true
+  pairs:
+    app.kubernetes.io/name: kubeflow-notebooks
+    app.kubernetes.io/component: backend
+    app.kubernetes.io/managed-by: kustomize

workspaces/backend/config/default/service.yaml

@@ -27,5 +27,5 @@ roleRef:
   name: backend-clusterrole
 subjects:
 - kind: ServiceAccount
-  name: nbv2-backend
-  namespace: backend-system
+  name: nb-backend
+  namespace: kubeflow-system

workspaces/backend/config/default/service_account.yaml

@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: backend
+spec:
+  selector: {}
+  ports:
+  - name: http-backend
+    port: 4000
+    targetPort: http-backend
+  type: ClusterIP

workspaces/backend/config/default/deployment.yaml renamed to workspaces/backend/manifests/kustomize/base/deployment.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: backend