Merge pull request #34 from alexuvarovskyi/HW9_PR4

HW9 PR4

serving/README.md

@@ -65,4 +65,21 @@ docker run -it --rm -p 8000:8000 fastapi_app:latest
 How to make a request:
 ```bash
 curl -X POST "http://localhost:8000/predict/" -F "image=@/path/to/image.jpg" -F "threshold=0.5"
-```
+```
+
+
+## Kubernetes Deployment
+
+Add secrets to the cluster:
+```bash
+kubectl create secret generic aws-secret \
+    --from-literal=aws_access_key_id=key \
+    --from-literal=aws_secret_access_key="secret_key"
+```
+
+```bash
+kubectl apply -f k8s/deployment.yaml 
+kubectl apply -f k8s/service.yaml
+kubectl port-forward <pod_name> 8000:8000
+```
+And then use API as described above.

serving/fastapi_server/k8s/deployment.yaml

@@ -0,0 +1,39 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: fastapi-deployment
+  labels:
+    app: fastapi
+spec:
+  replicas: 1 
+  selector:
+    matchLabels:
+      app: fastapi
+  template:
+    metadata:
+      labels:
+        app: fastapi
+    spec:
+      containers:
+      - name: fastapi-container
+        image: alexuvarovskii/fastapi_app:latest 
+        ports:
+        - containerPort: 8000
+        env:
+        - name: AWS_ACCESS_KEY_ID
+          valueFrom:
+            secretKeyRef:
+              name: aws-secret
+              key: aws_access_key_id
+        - name: AWS_SECRET_ACCESS_KEY
+          valueFrom:
+            secretKeyRef:
+              name: aws-secret
+              key: aws_secret_access_key
+        resources:
+          requests:
+            memory: "4096Mi"
+            cpu: "2"
+          limits:
+            memory: "10Gi"
+            cpu: "4"

serving/fastapi_server/k8s/service.yaml

@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: fastapi-service
+spec:
+  type: LoadBalancer 
+  ports:
+  - port: 8000
+    targetPort: 8000
+  selector:
+    app: fastapi