add solution

.infrastructure/busybox.yml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: busybox
+  namespace: todoapp
+spec:
+  containers:
+    - name: busybox
+      image: ikulyk404/busyboxplus:curl
+      command: ['sh', '-c', 'while true; do echo hello; sleep 10;done']

.infrastructure/namespace.yml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: todoapp

.infrastructure/todoapp-pod.yml

@@ -0,0 +1,23 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: todoapp
+  namespace: todoapp
+spec:
+  containers:
+    - name: todoapp
+      image: guver2004/todoapp:3.0.0
+      ports:
+        - containerPort: 8000
+      readinessProbe:
+        httpGet:
+          path: api/readiness
+          port: 8000
+        initialDelaySeconds: 5
+        periodSeconds: 10
+      livenessProbe:
+        httpGet:
+          path: api/liveness
+          port: 8000
+        initialDelaySeconds: 5
+        periodSeconds: 10

Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.8
+
+WORKDIR /app
+
+COPY . .
+
+RUN pip install -r src/requirements.txt
+
+EXPOSE 8000
+
+ENTRYPOINT ["sh", "-c", "python manage.py migrate && python manage.py runserver 0.0.0.0:8080"]

README.md

@@ -53,3 +53,25 @@ metadata:
 1. `README.md` file should contain instructions on how to test application using the
 `busyboxplus:curl` container
 1. Create PR with your changes and attach it for validation on a platform.
+
+
+1. Apply manifests by commands
+```
+kubectl apply -f .infrastructure 
+```
+
+2. Port-forwarding
+```
+run `kubectl port-forward pod/todoapp-pod 8081:8080 -n todoapp`
+```
+3. Test app via curl
+```
+get todoapp-pod ip `kubectl get pods -n todoapp -o wide`
+open todo app in interactive mode `kubectl -n todoapp exec -it curlpod -- sh`
+make a request `curl [ip from step 1]:8080/api/liveness/`
+make a request `curl [ip from step 1]:8080/api/readiness/` after ~ 40s make another request to get updated status
+```
+4. Clean up resources
+```
+kubectl delete namespace todoapp
+```

src/api/urls.py

@@ -10,5 +10,7 @@
 
 app_name = "api"
 urlpatterns = [
-    path("", include(router.urls))
+    path("", include(router.urls)),
+    path("readiness", views.readiness, name="readiness"),
+    path("liveness", views.liveness, name="liveness")
 ]

src/api/views.py

@@ -55,4 +55,18 @@ class TodoViewSet(viewsets.ModelViewSet):
     def perform_create(self, serializer):
         user = self.request.user
         creator = user if user.is_authenticated else None
-        serializer.save(creator=creator)
+        serializer.save(creator=creator)
+
+
+start_time = time.time()
+start_period = 40
+
+def readiness(request):
+    if time.time() < start_time + start_period:
+        return HttpResponse("Not Ready", status=503)
+    else:
+        return HttpResponse("Ready", status=200)
+
+
+def liveness(request):
+    return HttpResponse("Alive", status=200)