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K8s: Add reference YAML to get started with simple things
Signed-off-by: Viet Nguyen Duc <[email protected]>
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Diff for: ‎README.md

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## Deploying to Kubernetes
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We offer a Helm chart to deploy these Docker images to Kubernetes.
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Read more details at the Helm [readme](./charts/selenium-grid/README.md).
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Get started to deploy Selenium Grid on Kubernetes, you can refer to YAML files in the [kubernetes](./kubernetes) directory.
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To simplify the deployment process, hide the complexity of Kubernetes objects, and provide a more straightforward way to deploy Selenium Grid on Kubernetes, we offer a Helm chart to deploy Selenium Grid to Kubernetes.
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Read more details at the Helm [chart README](./charts/selenium-grid/README.md) and [chart CONFIGURATION](./charts/selenium-grid/CONFIGURATION.md).
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Diff for: ‎kubernetes/Hub_Node/hub-deployment.yaml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-hub
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labels:
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app: selenium-hub
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: selenium-hub
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template:
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metadata:
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labels:
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app: selenium-hub
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spec:
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containers:
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- name: selenium-hub
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image: selenium/hub:4.29.0-20250303
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ports:
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- containerPort: 4444
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- containerPort: 4443
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- containerPort: 4442
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env:
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- name: SE_SESSION_REQUEST_TIMEOUT
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value: "600"
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- name: SE_ROUTER_USERNAME
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value: "admin"
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- name: SE_ROUTER_PASSWORD
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value: "admin"
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- name: SE_REGISTRATION_SECRET
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value: "secret"
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resources:
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requests:
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memory: "512Mi"
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cpu: "0.5"
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limits:
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memory: "2048Mi"
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cpu: "1"
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livenessProbe:
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exec:
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command:
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- /bin/sh
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- -c
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- curl -G --fail --silent -u ${SE_ROUTER_USERNAME}:${SE_ROUTER_PASSWORD} localhost:4444/status
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initialDelaySeconds: 30
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timeoutSeconds: 5
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readinessProbe:
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httpGet:
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path: /readyz
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port: 4444
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initialDelaySeconds: 30
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timeoutSeconds: 5

Diff for: ‎kubernetes/Hub_Node/hub-svc.yaml

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apiVersion: v1
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kind: Service
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metadata:
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name: selenium-hub
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spec:
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selector:
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app: selenium-hub
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ports:
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- name: bus-publish
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port: 4442
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targetPort: 4442
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- name: bus-subscribe
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port: 4443
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targetPort: 4443
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- name: web
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port: 4444
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targetPort: 4444
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nodePort: 30444
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type: NodePort

Diff for: ‎kubernetes/Hub_Node/node-chrome-deployment.yaml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-node-chrome
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: selenium-node-chrome
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template:
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metadata:
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labels:
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app: selenium-node-chrome
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spec:
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containers:
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- name: chrome
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image: selenium/node-chrome:4.29.0-20250303
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env:
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- name: SE_EVENT_BUS_HOST
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value: "selenium-hub"
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- name: SE_NODE_SESSION_TIMEOUT
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value: "600"
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- name: SE_NODE_OVERRIDE_MAX_SESSIONS
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value: "true"
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- name: SE_REGISTRATION_SECRET
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value: "secret"
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resources:
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requests:
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memory: "1Gi"
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cpu: "0.5"
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limits:
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memory: "2Gi"
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cpu: "2"
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volumeMounts:
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- mountPath: /dev/shm
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name: dshm
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volumes:
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- name: dshm
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emptyDir:
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medium: Memory
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sizeLimit: 2Gi

Diff for: ‎kubernetes/Hub_Node/node-edge-deployment.yaml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-node-edge
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: selenium-node-edge
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template:
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metadata:
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labels:
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app: selenium-node-edge
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spec:
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containers:
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- name: chrome
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image: selenium/node-edge:4.29.0-20250303
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env:
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- name: SE_EVENT_BUS_HOST
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value: "selenium-hub"
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- name: SE_NODE_SESSION_TIMEOUT
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value: "600"
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- name: SE_NODE_OVERRIDE_MAX_SESSIONS
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value: "true"
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- name: SE_REGISTRATION_SECRET
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value: "secret"
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resources:
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requests:
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memory: "1Gi"
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cpu: "0.5"
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limits:
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memory: "2Gi"
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cpu: "2"
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volumeMounts:
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- mountPath: /dev/shm
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name: dshm
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volumes:
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- name: dshm
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emptyDir:
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medium: Memory
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sizeLimit: 2Gi

Diff for: ‎kubernetes/Hub_Node/node-firefox-deployment.yaml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-node-firefox
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: selenium-node-firefox
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template:
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metadata:
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labels:
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app: selenium-node-firefox
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spec:
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containers:
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- name: chrome
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image: selenium/node-firefox:4.29.0-20250303
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env:
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- name: SE_EVENT_BUS_HOST
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value: "selenium-hub"
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- name: SE_NODE_SESSION_TIMEOUT
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value: "600"
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- name: SE_NODE_OVERRIDE_MAX_SESSIONS
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value: "true"
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- name: SE_REGISTRATION_SECRET
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value: "secret"
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resources:
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requests:
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memory: "1Gi"
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cpu: "0.5"
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limits:
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memory: "2Gi"
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cpu: "2"
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volumeMounts:
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- mountPath: /dev/shm
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name: dshm
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volumes:
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- name: dshm
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emptyDir:
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medium: Memory
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sizeLimit: 2Gi

Diff for: ‎kubernetes/README.md

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## Introduction
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Without using Helm chart, this is reference YAML manifest to get started deploying Selenium Grid on Kubernetes.

Diff for: ‎kubernetes/Standalone/standalone-chrome.yaml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-standalone-chrome
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: selenium-standalone-chrome
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template:
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metadata:
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labels:
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app: selenium-standalone-chrome
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spec:
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containers:
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- name: chrome
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image: selenium/standalone-chrome:4.29.0-20250303
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ports:
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- containerPort: 4444
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- containerPort: 7900
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env:
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- name: SE_SESSION_REQUEST_TIMEOUT
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value: "600"
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- name: SE_ROUTER_USERNAME
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value: "admin"
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- name: SE_ROUTER_PASSWORD
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value: "admin"
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- name: SE_NODE_SESSION_TIMEOUT
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value: "600"
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- name: SE_NODE_OVERRIDE_MAX_SESSIONS
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value: "true"
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resources:
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requests:
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memory: "1Gi"
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cpu: "0.5"
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limits:
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memory: "4Gi"
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cpu: "2"
39+
livenessProbe:
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exec:
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command:
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- /bin/sh
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- -c
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- curl -G --fail --silent -u ${SE_ROUTER_USERNAME}:${SE_ROUTER_PASSWORD} localhost:4444/status
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initialDelaySeconds: 30
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timeoutSeconds: 5
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readinessProbe:
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httpGet:
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path: /readyz
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port: 4444
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initialDelaySeconds: 30
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timeoutSeconds: 5
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volumeMounts:
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- mountPath: /dev/shm
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name: dshm
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volumes:
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- name: dshm
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emptyDir:
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medium: Memory
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sizeLimit: 2Gi
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: selenium-standalone-chrome
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spec:
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selector:
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app: selenium-standalone-chrome
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ports:
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- name: web
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port: 4444
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targetPort: 4444
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nodePort: 30444
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- name: vnc
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port: 7900
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targetPort: 7900
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nodePort: 30790
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type: NodePort

Diff for: ‎kubernetes/Standalone/standalone-edge.yaml

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@@ -0,0 +1,78 @@
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: selenium-standalone-edge
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spec:
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replicas: 1
7+
selector:
8+
matchLabels:
9+
app: selenium-standalone-edge
10+
template:
11+
metadata:
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labels:
13+
app: selenium-standalone-edge
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spec:
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containers:
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- name: chrome
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image: selenium/standalone-edge:4.29.0-20250303
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ports:
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- containerPort: 4444
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- containerPort: 7900
21+
env:
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- name: SE_SESSION_REQUEST_TIMEOUT
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value: "600"
24+
- name: SE_ROUTER_USERNAME
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value: "admin"
26+
- name: SE_ROUTER_PASSWORD
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value: "admin"
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- name: SE_NODE_SESSION_TIMEOUT
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value: "600"
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- name: SE_NODE_OVERRIDE_MAX_SESSIONS
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value: "true"
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resources:
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requests:
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memory: "1Gi"
35+
cpu: "0.5"
36+
limits:
37+
memory: "4Gi"
38+
cpu: "2"
39+
livenessProbe:
40+
exec:
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command:
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- /bin/sh
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- -c
44+
- curl -G --fail --silent -u ${SE_ROUTER_USERNAME}:${SE_ROUTER_PASSWORD} localhost:4444/status
45+
initialDelaySeconds: 30
46+
timeoutSeconds: 5
47+
readinessProbe:
48+
httpGet:
49+
path: /readyz
50+
port: 4444
51+
initialDelaySeconds: 30
52+
timeoutSeconds: 5
53+
volumeMounts:
54+
- mountPath: /dev/shm
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name: dshm
56+
volumes:
57+
- name: dshm
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emptyDir:
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medium: Memory
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sizeLimit: 2Gi
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: selenium-standalone-edge
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spec:
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selector:
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app: selenium-standalone-edge
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ports:
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- name: web
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port: 4444
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targetPort: 4444
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nodePort: 30445
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- name: vnc
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port: 7900
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targetPort: 7900
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nodePort: 30791
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type: NodePort

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