feat: added helm chart

k8s/helm chart/README.md

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+# argilla-helm-chart
+
+ 1. Init helm chart
+ ```
+ helm create argilla
+ ```
+
+ 2. Deploy the helm chart
+ ```
+helm install argilla-chart argilla/ --values argilla/values.yaml --set enableOptionalResource=false
+ ```

k8s/helm chart/argilla/Chart.yaml

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+apiVersion: v2
+name: argilla
+description: A Helm chart for Argilla Kubernetes
+type: application
+version: 0.1.0
+appVersion: "1.16.0"

k8s/helm chart/argilla/templates/argilla-server-deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: argilla-server-deployment
+  labels:
+    app: argilla-server
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: argilla-server
+  template:
+    metadata:
+      labels:
+        app: argilla-server
+    spec:
+    {{- if .Values.enableOptionalResource }}
+      initContainers:
+        - name: wait-for-elasticsearch
+          image: alpine/curl:latest
+          command: [ "sh", "-c",
+            "ELASTICSEARCH_URL={{ .Values.argilladeployment.elasticurl }}; status_code=$(curl -s -o /dev/null -w '%{http_code}' $ELASTICSEARCH_URL);
+          while [ $status_code -ne 200 ]; do sleep 5; status_code=$(curl -s -o /dev/null -w '%{http_code}' $ELASTICSEARCH_URL);
+          echo Sleeping...; done; echo Elasticsearch Connected " ]
+    {{- end }}
+      containers:
+        - name: argilla-server
+          image: argilla/argilla-server:latest
+          env:
+            - name: {{ .Values.argilladeployment.name }}
+              value: "http://elasticsearch:9200"
+          ports:
+            - containerPort: 6900
+          resources:
+            requests:
+              cpu: "0.5"
+            limits:
+              cpu: "1"

k8s/helm chart/argilla/templates/argilla-server-hpa.yaml

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+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: argilla-server-hpa
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: argilla-server-deployment
+  minReplicas: {{ .Values.replicas.min }}
+  maxReplicas: {{ .Values.replicas.max }}
+  metrics:
+  - type: Resource
+    resource:
+      name: cpu
+      target:
+        type: Utilization
+        averageUtilization: 50

k8s/helm chart/argilla/templates/argilla-server-ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: argilla-server-ingress
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+spec:
+  rules:
+    - http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: argilla-server
+                port:
+                  number: 6900

k8s/helm chart/argilla/templates/argilla-server-service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: argilla-server
+  labels:
+    app: argilla-server
+spec:
+  selector:
+    app: argilla-server
+  ports:
+  - name: http
+    port: 6900

k8s/helm chart/argilla/templates/elasticsearch-deployment.yaml

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+{{- if .Values.enableOptionalResource }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: elasticsearch
+  labels:
+    app: elasticsearch
+spec:
+  selector:
+    matchLabels:
+      app: elasticsearch
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: elasticsearch
+    spec:
+      containers:
+        - name: elasticsearch
+          image: docker.elastic.co/elasticsearch/elasticsearch:8.5.3
+          resources:
+            requests:
+              cpu: 0.25
+              memory: 1Gi
+            limits:
+              cpu: 1
+              memory: 2Gi
+          ports:
+            - containerPort: 9200
+          env:
+            - name: discovery.type
+              value: single-node
+            - name: ES_JAVA_OPTS
+              value: -Xms256m -Xmx256m
+            - name: cluster.routing.allocation.disk.threshold_enabled
+              value: "false"
+            - name: xpack.security.enabled
+              value: "false"
+          volumeMounts:
+            - mountPath: /usr/share/elasticsearch/data
+              name: elasticsearch-data
+      volumes:
+        - name: elasticsearch-data
+          persistentVolumeClaim:
+            claimName: elasticsearch-pvc
+{{- end }}

k8s/helm chart/argilla/templates/elasticsearch-pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: elasticsearch-pvc
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 2Gi

k8s/helm chart/argilla/templates/elasticsearch-service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: elasticsearch
+  labels:
+    app: elasticsearch
+spec:
+  selector:
+    app: elasticsearch
+  ports:
+  - name: http
+    port: 9200

k8s/helm chart/argilla/values.yaml

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+argilladeployment:
+  elasticurl: http://elasticsearch:9200
+  name: ARGILLA_ELASTICSEARCH
+
+replicas:
+  min: 1
+  max: 3
+
+enableOptionalResource: true