docs: Example to install feast on local computer using Kind (feast-de…

…v#4528)

* Simple deployment on Kind

Signed-off-by: Daniele Martinoli <dmartino@redhat.com>

* updated notebooks output

Signed-off-by: Daniele Martinoli <dmartino@redhat.com>

* added missing README

Signed-off-by: Daniele Martinoli <dmartino@redhat.com>

* typo

Signed-off-by: Daniele Martinoli <dmartino@redhat.com>

---------

Signed-off-by: Daniele Martinoli <dmartino@redhat.com>

examples/kind-quickstart/03-Uninstall.ipynb

@@ -0,0 +1,120 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Uninstall deployment\n",
+    "Use Helm to uninstall all the previous deployments"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "release \"feast-online\" uninstalled\n",
+      "release \"feast-offline\" uninstalled\n",
+      "release \"feast-registry\" uninstalled\n",
+      "NAME\tNAMESPACE\tREVISION\tUPDATED\tSTATUS\tCHART\tAPP VERSION\n"
+     ]
+    }
+   ],
+   "source": [
+    "!helm uninstall feast-online\n",
+    "!helm uninstall feast-offline\n",
+    "!helm uninstall feast-registry\n",
+    "!helm list"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Delete the PostgreSQL deployment."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "secret \"postgres-secret\" deleted\n",
+      "persistentvolume \"postgres-volume\" deleted\n",
+      "persistentvolumeclaim \"postgres-volume-claim\" deleted\n",
+      "deployment.apps \"postgres\" deleted\n",
+      "service \"postgres\" deleted\n"
+     ]
+    }
+   ],
+   "source": [
+    "!kubectl delete -f postgres/postgres.yaml"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "No resources found in feast namespace.\n",
+      "No resources found in feast namespace.\n",
+      "NAME                    READY   STATUS      RESTARTS   AGE\n",
+      "feast-apply-job-tzscd   0/1     Completed   0          2m40s\n"
+     ]
+    }
+   ],
+   "source": [
+    "!kubectl get svc\n",
+    "!kubectl get deployments\n",
+    "!kubectl get pods"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "feast3.11",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.11.9"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

examples/kind-quickstart/README.md

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+# Install and run Feast with Kind
+
+The following notebooks will guide you through an end-to-end journey to install and validate a simple Feast feature store in a 
+Kind Kubernetes cluster:
+* [01-Install.ipynb](./01-Install.ipynb): Install and configure the cluster, then the Feast components.
+* [02-Client.ipynb](./02-Client.ipynb): Validate the feature store with a remote test application runnning on the notebook.
+* [03-Uninstall.ipynb](./03-Uninstall.ipynb): Clear the installed deployments.

examples/kind-quickstart/client/feature_store.yaml

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+project: sample
+registry:
+  path: localhost:8001
+  registry_type: remote
+offline_store:
+  host: localhost
+  port: 8002
+  type: remote
+online_store:
+  path: http://localhost:8003
+  type: remote
+entity_key_serialization_version: 2
+auth:
+  type: no_auth

examples/kind-quickstart/init-job.yaml

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+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: feast-apply-job
+spec:
+  template:
+    spec:
+      containers:
+        - name: feast-apply
+          image: feastdev/feature-server:0.40.1
+          command: ["/bin/sh", "-c"]
+          args:
+            - |
+              echo "Starting feast initialization job...";
+              mkdir /tmp/sample;
+              cd /tmp/sample;
+              cp /sample/* .;
+              sed -i 's/localhost/postgres/' feature_store.yaml;
+              feast apply;
+              CURRENT_TIME=$(date -u +"%Y-%m-%dT%H:%M:%S");
+              feast materialize-incremental $CURRENT_TIME;
+              echo "Feast initialization completed successfully.";
+          volumeMounts:
+            - name: sample-repo-files
+              mountPath: /sample
+      restartPolicy: Never
+      volumes:
+        - name: sample-repo-files
+          configMap:
+            name: sample-repo
+  backoffLimit: 1

examples/kind-quickstart/postgres/postgres.yaml

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+#https://www.digitalocean.com/community/tutorials/how-to-deploy-postgres-to-kubernetes-cluster
+apiVersion: v1
+kind: Secret
+metadata:
+  name: postgres-secret
+  labels:
+    app: postgres
+stringData:
+  POSTGRES_DB: feast
+  POSTGRES_USER: feast
+  POSTGRES_PASSWORD: feast
+---
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: postgres-volume
+  labels:
+    type: local
+    app: postgres
+spec:
+  capacity:
+    storage: 1Gi
+  accessModes:
+    - ReadWriteOnce
+  hostPath:
+    path: /data/postgresql
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: postgres-volume-claim
+  labels:
+    app: postgres
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: postgres
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      containers:
+        - name: postgres
+          image: 'postgres:15-alpine'
+          imagePullPolicy: IfNotPresent
+          ports:
+            - containerPort: 5432
+          envFrom:
+            - secretRef:
+                name: postgres-secret
+          volumeMounts:
+            - mountPath: /var/lib/postgresql/data
+              name: postgresdata
+      volumes:
+        - name: postgresdata
+          persistentVolumeClaim:
+            claimName: postgres-volume-claim
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  type: NodePort
+  ports:
+    - port: 5432
+  selector:
+    app: postgres

examples/kind-quickstart/src/utils.py

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+import subprocess
+
+def port_forward(service, external_port, local_port=80) :
+  """
+  Run a background process to forward port 80 of the given `service` service to the given `external_port` port.
+
+  Returns: the process instance
+  """
+  command = ["kubectl", "port-forward", f"service/{service}", f"{external_port}:{local_port}"]
+  process = subprocess.Popen(command)
+  print(f"Port-forwarding {service} with process ID: {process.pid}")
+  return process