hands-on k8s: deployments, pods and fun
TRANSCRIPT
![Page 1: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/1.jpg)
Hands-on K8s: Deployments, Pods and FunM.-Leander Reimer (@LeanderReimer)
![Page 2: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/2.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
THE ZWITSCHER SHOWCASE APPLICATION
KUBERNETES
![Page 3: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/3.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
RUN KUBERNETES ON LOCAL MACHINE OR ON TURN-KEY CLOUD SOLUTIONSexport KUBERNETES_PROVIDER=vagrant
export NUM_NODES=1
curl -sS https://get.k8s.io | bash
export KUBERNETES_PROVIDER=aws
export KUBE_AWS_ZONE=eu-central-1a
export NODE_SIZE=t2.small
curl -sS https://get.k8s.io | bash
export KUBE_GCE_ZONE=europe-west1-d
export NUM_NODES=4
curl -sS https://get.k8s.io | bash
![Page 4: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/4.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
DOCKERIZE IT
ZWITSCHER-BOARD
ZWITSCHER-CONFIG
ZWITSCHER-EDGE
ZWITSCHER-EUREKA
ZWITSCHER-MONITOR
ZWITSCHER-SERVICE
DEBI
AN8-
JRE8
DEBI
AN:8
![Page 5: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/5.jpg)
POD DeploymentPOD Deployment
POD Deployment
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
KUBERNETIZE IT
ZWITSCHER-BOARD
ZWITSCHER-CONFIG
ZWITSCHER-EDGE
ZWITSCHER-EUREKA
ZWITSCHER-MONITORZWITSCHER-SERVICEPOD Deployment POD Deployment POD Deployment
SERVICE SERVICE SERVICE
SERVICE SERVICE
SERVICE
![Page 6: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/6.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
K8S DEPLOYMENT DESCRIPTOR EXAMPLEapiVersion: extensions/v1beta1 kind: Deployment metadata: name: zwitscher-service spec: replicas: 1 template: metadata: labels: zwitscher: service spec: containers: - name: zwitscher-service image: "qaware-oss-docker-registry.bintray.io/zwitscher/zwitscher-service"
resources: requests: memory: "256Mi" cpu: "250m" limits: memory: "512Mi" cpu: "500m" ports:
- containerPort: 8080 livenessProbe: httpGet: path: /admin/health port: 8080 initialDelaySeconds: 90 timeoutSeconds: 5 env: - name: EUREKA_HOST value: zwitscher-eureka
1 Docker Container
Health Checks
Resource Limits
![Page 7: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/7.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
K8S SERVICE DESCRIPTOR EXAMPLE
apiVersion: v1 kind: Service metadata: name: zwitscher-service labels: zwitscher: service spec: # if your cluster supports it, uncomment the following to automatically create # an external load-balanced IP for the frontend service. Do not use locally. # type: LoadBalancer # sessionAffinity: ClientIP ports: - port: 8080 selector: zwitscher: service
![Page 8: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/8.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
REMOTE CONTROL KUBERNETES USING A NOVATION LAUNCHPAD
Kubernetes Deployment
Running Pods
Selected Deployment
Up/Down & Scale
Click to Start/Stop
![Page 9: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/9.jpg)
DEMO TIME
![Page 10: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/10.jpg)
HANDS-ON K8S: DEPLOYMENTS, PODS AND FUN
ALTERNATIVE: ZWITSCHERN WITH NATIVE K8S INFRASTRUCTURE
ZWITSCHER-BOARD
EDGE-SERVER: SERVICES & INGRES
ZWITSCHER-MONITORZWITSCHER-SERVICEPOD Deployment POD Deployment POD Deployment
SERVICE SERVICE SERVICE
CONFIGURATION & COORDINATION: ETCDDISCOVERY: DNS
![Page 11: Hands-on K8s: Deployments, Pods and Fun](https://reader031.vdocuments.mx/reader031/viewer/2022021814/58ee54991a28ab9f7f8b463d/html5/thumbnails/11.jpg)
https://slideshare.net/qawarehttps://github.com/qaware/cloud-native-zwitscher https://github.com/qaware/kubepad