Fix Kubernetes: fix ingress issues for deployment on minikube (#49)

Author: z4id

entrypoint.sh

@@ -1,16 +1,17 @@
 #!/bin/sh
 
-echo "Waiting for postgres..."
-
-    while ! nc -z $DB_HOST $DB_PORT; do
-      sleep 0.1
-    done
-
-echo "PostgreSQL started"
+#echo "Waiting for postgres..."
+#
+#    while ! nc -z $DB_HOST $DB_PORT; do
+#      sleep 0.1
+#    done
+#
+#echo "PostgreSQL started"
 
 #python manage.py flush --no-input
 python manage.py makemigrations
 python manage.py migrate
 python manage.py loaddata fixture_2
+python manage.py runserver 0.0.0.0:8000
 
 exec "$@"

kubernetes-deployment/Minikube_Setup.md

@@ -37,7 +37,7 @@ kubectl version --client
 ```
 # Make sure you are in root directory 'ToDoFehrist'
 docker build -t todofehrist:v1 .
-docker --login  # Login for dockerhub.io
+docker login  # Login for dockerhub.io
 docker push todofehrist:v1
 ```
 
@@ -85,16 +85,30 @@ PGDATABASE=$(kubectl get secrets -n postgres-operator "${PG_CLUSTER_USER_SECRET_
 
 psql -h localhost -p 5432 -U hippo
 # use PGPASSWORD for authentication
+#Show Databases
+\l
+# Connect to Database
+\c hippo
+# Show Tables
+\dt
 
 kubectl get pods -n postgres-operator
 ```
 
+## Create Env ConfigMap
+```
+kubectl -n postgres-operator create configmap todofehristapi-dev-env-cm --from-env-file=dev.env
+kubectl -n postgres-operator get configmap todofehristapi-dev-env-cm -o yaml
+# OR update the existing
+kubectl -n postgres-operator apply -f todofehristapi-dev-env-cm.yaml
+```
+
 ## ToDoFehristAPI Deployment - Service - Ingress
 ```
 # Create APIs Deployment - Service and Ingress
-kubectl apply -f todofehristapi-deployment.yaml
-kubectl apply -f todofehristapi-service.yaml
-kubectl apply -f todofehrist-ingress.yaml
+kubectl -n postgres-operator apply -f todofehristapi-deployment.yaml
+kubectl -n postgres-operator apply -f todofehristapi-service.yaml
+kubectl -n postgres-operator apply -f todofehrist-ingress.yaml
 
 # Get Minikube Cluster IP
 minikube ip
@@ -116,11 +130,13 @@ minikube tunnel
 # to test a service locally in minikube
 minikube service todofehristapi-service --url
 
-kubectl get namespaces
-kubectl get pods  # to get deployments
-kubectl get services
-kubectl get ingress
+kubectl -n postgres-operator get namespaces
+kubectl -n postgres-operator get pods  # to get deployments
+kubectl -n postgres-operator get services
+kubectl -n postgres-operator get ingress
 
 # forward port from a pod
 kubectl -n default port-forward "<POD_NAME>" 8000:8000
+# Restart a deployment
+kubectl -n postgres-operator rollout restart deployment todofehristapi-deployment
 ```

kubernetes-deployment/todofehrist-ingress.yaml

@@ -1,7 +1,7 @@
 apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
-  name: emumba-ingress
+  name: todofehrist-ingress
   annotations:
     kubernetes.io/ingress.class: nginx
 spec:

kubernetes-deployment/todofehristapi-deployment.yaml

@@ -1,5 +1,5 @@
 apiVersion: apps/v1
-kind: deployment
+kind: Deployment
 metadata:
   name: todofehristapi-deployment
 spec:
@@ -14,4 +14,20 @@ spec:
     spec:
       containers:
       - name: todofehristapi
-        image: z4id/todofehrist:v1
+        image: z4id/todofehrist:v2
+        env:
+          - name: DB_VENDOR
+            value: "postgres"
+          - name: DB_HOST
+            valueFrom: { secretKeyRef: { name: hippo-pguser-hippo, key: host } }
+          - name: DB_PORT
+            valueFrom: { secretKeyRef: { name: hippo-pguser-hippo, key: port } }
+          - name: DB_NAME
+            valueFrom: { secretKeyRef: { name: hippo-pguser-hippo, key: dbname } }
+          - name: DB_USER
+            valueFrom: { secretKeyRef: { name: hippo-pguser-hippo, key: user } }
+          - name: DB_PASSWORD
+            valueFrom: { secretKeyRef: { name: hippo-pguser-hippo, key: password } }
+        envFrom:
+          - configMapRef:
+              name: todofehristapi-dev-env-cm