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Cover image for How to manage Users & Project in Openshift?
Sagar Jadhav
Sagar Jadhav

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

3

How to manage Users & Project in Openshift?

#openshift #redhat #kubernetes #devops

Objective

  • Create project my-project
  • Create 2 Users project-admin & project-developer
  • Assign admin role to user project-admin in project my-project
  • Assign developer role to user project-developer in project my-project

Step 1: Set up OpenShift environment

Go to Katacoda.com & click on start scenario

Step 2: Set up utility

Install httpd tools

yum install httpd-tools
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Create file to store user & password

touch passwordfile
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Step 3: List projects 

oc projects
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Step 4: Create project 

oc new-project my-project
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Step 5: Create users 

oc create user project-admin
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htpasswd -b passwordfile project-admin pwd
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oc create user project-developer
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htpasswd -b passwordfile project-developer pwd
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Step 6: Add admin role to user 

oc policy add-role-to-user admin project-admin
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Step 7: Add developer role to user 

oc login -u project-admin -p pwd <SERVER_URL>
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oc policy add-role-to-user edit project-developer
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Step 8: List role bindings 

oc get rolebindings
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Step 9: Deploy application 

oc login -u project-developer -p pwd <SERVER_URL>
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oc new-app --name nginx -l app=demo --docker-image nginx:latest
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Step 10: List pods 

oc get pods
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Step 11: View application logs 

oc logs <POD_NAME>
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Step 12: Create service account 

oc create sa useroot
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Step 13: Add scc anyuid to service account 

 oc adm policy add-scc-to-user anyuid -z useroot --as system:admin
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Step 14: Patch DC with service account 

 oc get dc
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oc patch dc/nginx --patch \
'{"spec":{"template":{"spec":{"serviceAccountName": "useroot"}}}}'
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oc get pods --watch
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Step 15: Browse application 

oc get pods -o wide
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curl http://<POD_IP>:80
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