Deploying Actitivi 7 (Beta) with K8S + Helm

1. Angel Borroy | Docker Zaragoza
https://www.meetup.com/Meetup-Group-docker-Zaragoza
Deploying Activiti Cloud with Kubernetes,
Helm and Docker

2. During this session you can….
• Discover Docker Zaragoza Meetup
• Enjoy a short intro presentation
• Understand how Activiti 7 is being prepared for
Native Cloud deployment
○ Helm
○ k8s
○ Docker

3. Deploying Activiti Cloud
WITH DOCKER + HELM + K8S

4. Software catalog
CLOUD NATIVE APPLICATIONS
• Docker
• Kubernetes
• Helm
• Activiti 7
○ Keycloak

5. Helm
Package Manager for Kubernetes
• Helm chart
○ Docker images
○ Services configuration
○ Infrastructure configuration
• Helm is the CLI & Tiller is the service
• Charts are published on a repository
• Dependencies, multiple configurations,
templates, releases...
https://hub.helm.sh

6. • Spring Cloud based
• Keycloak for IDM & SSO
• Activiti Modeler BPMN 2.0
• API Gateway
• Service Registry
• Config Server
• Zipkin (traces)
• Activiti Applications
Activiti 7
Process Automation aka BPM

7. • Runtime Bundle
○ Process definitions & instances
• Query Service
○ Aggregate data from other services
• Audit Service
• Notification Service
• Cloud Connectors
○ Service Tasks
Activiti 7
Process Automation aka BPM

8. Activiti 7
Deploying and Running a Process
https://github.com/Activiti/
activiti-cloud-charts/tree/
master/activiti-cloud-full-e
xample

9. Activiti 7
https://localhost:31234

10. Activiti 7
$ helm repo add activiti-cloud-charts
https://activiti.github.io/activiti-cloud-charts/
"activiti-cloud-charts" has been added to your repositories
$ helm repo list
NAME URL
stable https://kubernetes-charts.storage.googleapis.com
local http://127.0.0.1:8879/charts
alfresco-incubator https://kubernetes-charts.alfresco.com/incubator
activiti-cloud-charts https://activiti.github.io/activiti-cloud-charts/

11. Activiti 7
$ kubectl create namespace activiti7
namespace "activiti7" created
$ kubectl get namespaces
NAME STATUS AGE
activiti7 Active 2s
default Active 3d
kube-public Active 3d
kube-system Active 3d
$ helm repo update
$ helm install stable/nginx-ingress --namespace=activiti7
$ kubectl get services -n activiti7
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S)
hardy-moth-nginx-ingress-controller LoadBalancer 10.104.75.117 localhost 80:31357/TCP,443:30350/TCP
hardy-moth-nginx-ingress-default-backend ClusterIP 10.98.155.68 <none> 80/TCP

12. Activiti 7
$ git clone https://github.com/Activiti/activiti-cloud-charts
$ cd activiti-cloud-chars
$ ifconfig
en7: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
options=4<VLAN_MTU>
ether 58:ef:68:7d:14:cd
inet 10.244.50.42 netmask 0xffffff00 broadcast 10.244.50.255
media: autoselect (1000baseT <full-duplex>)
status: active
https://github.com/Activiti/activiti-cloud-charts/blob/master/activiti-cloud
-full-example/values.yaml
REPLACEME > 10.244.50.42.nip.io

13. $ cd activiti-cloud-full-example/
$ helm install -f values.yaml
activiti-cloud-charts/activiti-cloud-full-example --namespace=activiti7
$ kubectl get pods -n activiti7
NAME READY STATUS RESTARTS AGE
hardy-moth-nginx-ingress-controller-887bfc895-tgkcj 1/1 Running 0 10m
hardy-moth-nginx-ingress-default-backend-dbf95b869-vzr4j 1/1 Running 0 10m
inky-moth-activiti-cloud-audit-55f75db476-jmktx 0/1 ContainerCreating 0 57s
inky-moth-activiti-cloud-connector-845d6c448d-pzv5d 0/1 Running 0 57s
inky-moth-activiti-cloud-gateway-66d747865c-5nh8t 0/1 Running 0 57s
inky-moth-activiti-cloud-modeling-595f994bc6-km7pz 0/2 ContainerCreating 0 57s
inky-moth-activiti-cloud-query-58cdb74497-tbgnb 0/1 Running 0 57s
inky-moth-keycloak-0 0/1 Running 0 57s
inky-moth-rabbitmq-0 0/1 Running 0 57s
inky-moth-runtime-bundle-56cf7cfbc5-gsmk4 0/1 Running 0 57s
Activiti 7

14. $ helm ls --namespace=activiti7
NAME REVISION UPDATED STATUS CHART APP VERSION
hardy-moth 1 Thu Dec 13 13:17:41 2018 DEPLOYED nginx-ingress-1.0.2 0.21.0
inky-moth 1 Thu Dec 13 13:27:27 2018 DEPLOYED activiti-cloud-full-example-0.5.0 1.0
$ helm search activiti-cloud-full
NAME CHART VERSION APP VERSION DESCRIPTION
activiti-cloud-charts/activiti-cloud-full-example0.5.0 1.0 An Activiti Helm chart
Activiti 7

15. Activiti 7

16. http://activiti-keycloak.10.244.50.42.nip.io/auth/admin/master/console
Activiti 7

17. http://activiti-cloud-gateway.10.244.50.42.nip.io/activiti-cloud-modeling
Activiti 7

18. $ kubectl -n activiti7 delete svc --all
$ kubectl -n activiti7 delete po --all
$ kubectl delete namespace activiti7
Error from server (Conflict): Operation cannot be fulfilled on namespaces "activiti7": The system
is ensuring all content is removed from this namespace. Upon completion, this namespace will
automatically be purged by the system.
Activiti 7
Drive out the rubbish

19. THANK YOU :)THANK YOU :)