various updates

ClusterSetup.txt

+start here: https://kubernetes.io/docs/reference/kubectl/cheatsheet/
+
 Commands to initialize cluster (pay attention to sudo useage):
 
 sudo kubeadm init --pod-network-cidr=10.244.0.0/16
@@ -77,3 +79,5 @@ handy interaction commands
 get into pod bash shell (remove -it and just put command for noninteractive):
 
 kubectl exec <pod_name> -it -- bash
+kubectl get service -> good for getting port numbers
+kubectl delete -f deployment.yaml -> removes (eventually) pods on the cluster in deployment

hello-python @ dc7f4e90

+Subproject commit dc7f4e9024dabcc72f2a60b83458fd2bf55b4268

kubernetesPython/hello-python/app/Dockerfile

+FROM python:3.7
+
+RUN mkdir /app
+WORKDIR /app
+ADD . /app/
+RUN pip install -r requirements.txt
+
+EXPOSE 5000
+CMD ["python", "/app/main.py"]

pythonWebDeployment.yaml

+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: hello-python-service
+spec:
+  selector:
+    app: hello-python
+  ports:
+  - protocol: "TCP"
+    port: 6000
+    targetPort: 5000
+  type: LoadBalancer
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: hello-python
+spec:
+  selector:
+    matchLabels:
+      app: hello-python
+  replicas: 4
+  template:
+    metadata:
+      labels:
+        app: hello-python
+    spec:
+      containers:
+      - name: hello-python
+        image: hello-python:latest
+        imagePullPolicy: Never
+        ports:
+        - containerPort: 5000