scripted the entire demo so far!

backend/src/main/fabric8/deployment.yml

@@ -6,7 +6,11 @@ spec:
           httpGet:
             path: /rest/ping
             port: 8080
+          initialDelaySeconds: 60
+          periodSeconds: 30
         readinessProbe:
           httpGet:
             path: /rest/ping
             port: 8080
+          initialDelaySeconds: 60
+          periodSeconds: 30

backend/src/main/resources-mysql/META-INF/persistence.xml

@@ -22,7 +22,7 @@ can find it in the source at src/main/webapp/WEB-INF/ticket-monster-ds.xml -->
         <jta-data-source>java:jboss/datasources/MySQLDS</jta-data-source>
         <properties>
             <!-- Properties for Hibernate -->
-            <property name="hibernate.hbm2ddl.auto" value="create-drop" />
+            <property name="hibernate.hbm2ddl.auto" value="none" />
             <property name="hibernate.show_sql" value="false" />
         </properties>
     </persistence-unit>

deployment/kubernetes/core/monolith/ticket-monster-deployment.yml

@@ -40,18 +40,10 @@ spec:
               fieldPath: metadata.namespace
         image: ceposta/ticket-monster-mysql:monolith
         imagePullPolicy: IfNotPresent
-        livenessProbe:
-          httpGet:
-            path: /rest/ping
-            port: 8080
         name: webapp
         ports:
         - containerPort: 8080
           name: http
           protocol: TCP
-        readinessProbe:
-          httpGet:
-            path: /rest/ping
-            port: 8080
         securityContext:
           privileged: false

deployment/kubernetes/demo/cleanup.sh

@@ -1,9 +1,28 @@
 #!/usr/bin/env bash
 
+# Monolith
 kubectl delete svc/ticket-monster
-kubectl delete svc/tm-ui
 kubectl delete svc/mysql-backend
 kubectl delete deploy/ticket-monster
-kubectl delete deploy/tm-ui
 kubectl delete deploy/mysql-backend
+
+# Backend
+kubectl delete svc/backend
+kubectl delete deploy/backend
+
+# UI
+kubectl delete svc/tm-ui
+kubectl delete deploy/tm-ui-v1
+kubectl delete deploy/tm-ui-v2
+
+# Orders Service
+kubectl delete svc/orders-service
+kubectl delete deploy/orders-service
+kubectl delete svc/mysql-orders
+kubectl delete deploy/mysql-orders
+kubectl delete cm/orders-mysql-config
+
+
+
+# Ingress
 kubectl delete ingress/tm-gateway

deployment/kubernetes/demo/demo.sh

@@ -2,31 +2,69 @@
 
 . $(dirname ${BASH_SOURCE})/util.sh
 
-RUN_CMD="bash -c "
 
-if [ "$1" == "--interactive" ]; then
-    echo "Step by step instructions!"
-    RUN_CMD="run "
-fi
+desc "Deploy Monolith's Database"
+run "kubectl apply -f $(relative ../core/monolith/mysql-svc.yml)"
+run "kubectl apply -f $(relative ../core/monolith/mysql-deployment.yml)"
 
-echo "deploying backend..."
+desc "Deploy monolith application"
+run "kubectl apply -f $(relative ../core/monolith/ticket-monster-svc.yml)"
+run "kubectl apply -f $(relative ../core/monolith/ticket-monster-deployment.yml)"
 
-$RUN_CMD "kubectl apply -f $(relative ../core/backend/mysql-deployment.yml)"
-$RUN_CMD "kubectl apply -f $(relative ../core/backend/mysql-svc.yml)"
+desc "Deploy an ingress point so we can see the application"
+run "kubectl apply -f $(relative ../core/monolith/ticket-monster-ingress.yml)"
 
-while [ "$(kubectl get pod | grep mysql-backend | awk '{ print $2}')" != "1/1" ];
-do
-  sleep 1;
-done
+GATEWAY_URL=$(kubectl get po -l istio=ingress -o jsonpath={.items[0].status.hostIP}):$(kubectl get svc istio-ingress -o jsonpath={.spec.ports[0].nodePort})
 
-$RUN_CMD "kubectl apply -f $(relative ../core/backend/ticket-monster-deployment.yml)"
-$RUN_CMD "kubectl apply -f $(relative ../core/backend/ticket-monster-svc.yml)"
+echo "Istio Ingress URL: $GATEWAY_URL"
+read -s
+
+desc "Now we have our monolith running"
+desc "Let's start to break up the monolith by removing the UI"
+desc "Let's deploy a new UI"
+
+run "kubectl apply -f $(relative ../core/frontend/talk-to-monolith/tm-ui-svc.yml)"
+run "kubectl apply -f $(relative ../core/frontend/talk-to-monolith/tm-ui-deployment.yml)"
+
+desc "This is a dark release. We can try to proxy and try hit it"
+read -s
+
+desc "Now let's enable the traffic through the new UI"
+run "kubectl replace -f $(relative ../core/frontend/ticket-monster-ingress.yml)"
+
+
+
+desc "So this is fine. Let's now deploy a new version of our monolith without the UI"
+
+run "kubectl apply -f $(relative ../core/backend/backend-svc.yml)"
+run "kubectl apply -f $(relative ../core/backend/backend-deployment.yml)"
+
+desc "Now we have a new deployment but no traffic going through it."
+desc "The new deployment is also connected to the monolith's database"
+
+desc "Let's deploy a new version of the UI that connects directly to the backend"
+read -s
+run "kubectl apply -f $(relative ../core/frontend/talk-to-backend/tm-ui-deployment.yml)"
+
+desc "Now let's scale down the v1 of the UI so all traffic goes to v2"
+run "kubectl scale deploy/tm-ui-v1 --replicas=0"
+
+desc "Now we have all traffic going through the split out UI and the backend"
+desc "Now let's deploy the orders service in a dark launch"
+read -s
+
+run "kubectl apply -f $(relative ../core/orders/orders-mysql-configmap.yml)"
+run "kubectl apply -f $(relative ../core/orders/mysql-svc.yml)"
+run "kubectl apply -f $(relative ../core/orders/mysql-deployment.yml)"
+
+desc "Now let's deploy the service"
+run "kubectl apply -f $(relative ../core/orders/orders-service-svc.yml)"
+run "kubectl apply -f $(relative ../core/orders/orders-service-deployment.yml)"
+
+desc "Now we can go smoke test this new service. Note it connects to the monolith/backend database"
+
+# TODO: now we want the backend to call into the orders service
 
-echo "deploying frontend"
 
-$RUN_CMD "kubectl apply -f $(relative ../core/frontend/tm-ui-deployment.yml)"
-$RUN_CMD "kubectl apply -f $(relative ../core/frontend/tm-ui-svc.yml)"
 
-echo "deploying istio ingress for frontend"
 
-$RUN_CMD "kubectl apply -f $(relative ../core/frontend/ticket-monster-ingress.yml)"