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Kubernetes Cluster

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Amol Sangar edited this page Mar 8, 2022 · 5 revisions

Prerequisites

  • Docker
  • Kubernetes
  • Helm

Steps to deploy Kubernetes cluster

  • Clone repository
git clone -b p2-kubernetes https://github.com/airavata-courses/Puzzles.git
  • Go to directory
cd Puzzles/kubernetes-pkg
  • Create application cluster
helm upgrade -i puzzles puzzles-0.1.0.tgz
  • Tear down application cluster
helm uninstall puzzles
  • To create fixed replicas of all services
helm upgrade -i puzzles puzzles-0.1.0.tgz --set replicaCount=<count of replicas per service>
  • To enable autoscaling of services
helm upgrade -i puzzles puzzles-0.1.0.tgz --set autoscaling.enabled=true
  • To disable autoscaling of services
helm upgrade -i puzzles puzzles-0.1.0.tgz --set autoscaling.enabled=false

In case of errors while installing the package

  • Run uninstall command first
  • Run install command again

How to access Kubernetes Cluster

  • Register hostname to IP addresses in the host file

    • Docker for Desktop
    127.0.0.1 puzzles.weatherapp.com
    • Minikube
    <Minikube IP> puzzles.weatherapp.com

  • Go to puzzles.weatherapp.com to access the application

How to install Helm

  • Windows
choco install kubernetes-helm
  • MacOS
brew install helm
  • Ubuntu
curl https://baltocdn.com/helm/signing.asc | sudo apt-key add -
sudo apt-get install apt-transport-https --yes
echo "deb https://baltocdn.com/helm/stable/debian/ all main" | sudo tee /etc/apt/sources.list.d/helm-stable-debian.list
sudo apt-get update
sudo apt-get install helm

Team Members -

1. Amol Sangar

2. Vaibhav Vishwanath

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