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Cover image for How to deploy application using Source to Image (S2I) in OpenShift?
Sagar Jadhav
Sagar Jadhav

Posted on • Updated on • Originally published at developersthought.in

How to deploy application using Source to Image (S2I) in OpenShift?

#openshift #kubernetes #devops #node

Objective

  • Deploy Node JS Application using S2I
  • Update code
  • Rebuild Deployment

Step 1: Set up OpenShift environment

Go to Katacoda.com & click on start scenario

Step 2: Login with developer user 

oc login -u <USER_NAME> -p <USER_PASSWORD> <SERVER_URL>
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Step 3: Create project my-project 

oc new-project my-project
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Step 4: Deploy nodejs application using s2i 

oc new-app -i nodejs:8 https://github.com/sagar-jadhav/node-hello --name nodejs -l app=demo
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Step 5: List pods 

oc get pods --watch
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Step 6: List all resources 

oc get all -l app=demo
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Step 7: Create route 

oc expose service nodejs
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Step 8: List route 

oc get route
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Step 9: Browse application 

From browser, Browse <ROUTE_URL>
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Step 10: Clone repository 

git clone https://github.com/sagar-jadhav/node-hello
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Step 11: Update code 

Update "Hello World !!" string in index.js
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Step 12: Rebuild deployment 

oc start-build nodejs --from-dir=./node-hello/
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oc get pods --watch
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Step 13: Browse application 

From browser, Browse <ROUTE_URL>
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