Environment setup for the workshop

Requirements

. A linux system (Physical or Virtual) (Ubuntu 22.04 LTS) with 8 GB RAM and 32 GB free diskspace

Installation steps

Please note that all the following instructions must be executed as normal user who has sudo access. DO NOT run the following commands as root ( or in #(hash) prompt). ALWAYS RUN them as normal unix user). Some of the commands given below need to executed using sudo. When prompted ,please give your password in those cases.

Docker installation

1. Open a shell and run the following commands. Please make sure you do not have docker installed already in your system

sudo apt-get update
sudo apt-get install ca-certificates curl gnupg
sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg

# Add the repository to Apt sources:
echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update
# Install 
sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
# Press Y when prompoted while running the above command
# Enable the service 
sudo systemctl enable docker
sudo systemctl start docker

2. Give access of docker to the current user

sudo usermod -aG docker `whoami`

3. Logout and login again
4. Verify the installation . Open an terminal and run

docker ps
# Sample output
CONTAINER ID   IMAGE     COMMAND   CREATED   STATUS    PORTS     NAMES

SDKMan installation

1. Install sdkman ( This tool will be used to install java, maven etc)

curl -s "https://get.sdkman.io" | bash 

2. Logout & Login
3. Open a shell and verify the installation

sdk version

#Sample output
SDKMAN!
script: 5.18.2
native: 0.4.3

Install Java using SDKMan

1. Open a shell and run the following command

sdk install java 21.0.1-open

2. Verify the installaion

java -version
# Sample output 
openjdk version "21.0.1" 2023-10-17
OpenJDK Runtime Environment (build 21.0.1+12-29)
OpenJDK 64-Bit Server VM (build 21.0.1+12-29, mixed mode, sharing)

3. Logout and login again

Install Maven

1. Open a shell and run the following command

sdk install maven 4.0.0-alpha-10

2. Verify the installation

mvn --version 

# Sample output
Apache Maven 4.0.0-alpha-10 (89d3c0321dda868c432edf504f1884e6fd706f00)
Maven home: /home/suddutt1/.sdkman/candidates/maven/current
Java version: 21.0.1, vendor: Oracle Corporation, runtime: /home/suddutt1/.sdkman/candidates/java/21.0.1-open
Default locale: en_IN, platform encoding: UTF-8
OS name: "linux", version: "6.2.0-39-generic", arch: "amd64", family: "unix"

Install Quarkus

1. Open a shell and run the following commands

# Sample output 
Installing: quarkus 3.6.4
Done installing!

Setting quarkus 3.6.4 as default.

2. Verify installation

quarkus --version

#Sample output
3.6.4

Install VSCODE

1. Open a shell and run the following commands

sudo apt-get install wget gpg
wget -qO- https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > packages.microsoft.gpg
sudo install -D -o root -g root -m 644 packages.microsoft.gpg /etc/apt/keyrings/packages.microsoft.gpg
sudo sh -c 'echo "deb [arch=amd64,arm64,armhf signed-by=/etc/apt/keyrings/packages.microsoft.gpg] https://packages.microsoft.com/repos/code stable main" > /etc/apt/sources.list.d/vscode.list'
rm -f packages.microsoft.gpg
sudo apt install apt-transport-https
sudo apt update
sudo apt install code

2. Verify installation

code 
# Should open the VS code environment

Install kubectl

1. Open a shell and run the following commands

# Download the binary 
curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"

# Install .  Provide the password if required
sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl

2. Verify the installation

kubectl version

# Sample output 
Client Version: v1.29.0
Kustomize Version: v5.0.4-0.20230601165947-6ce0bf390ce3

Install kind

1. Open a shell and run the following commands

# For AMD64 / x86_64
[ $(uname -m) = x86_64 ] && curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.20.0/kind-linux-amd64
chmod +x ./kind
sudo mv ./kind /usr/local/bin/kind

2. Verify the installation by creating a cluster

kind create cluster --name test-cluster
# Above command might take some time to execute for the first time
# Sample output of the above command 
Creating cluster "test-cluster" ...
 ✓ Ensuring node image (kindest/node:v1.27.3) 
 ✓ Preparing nodes 
 ✓ Writing configuration 
 ✓ Starting control-plane  
 ✓ Installing CNI 
 ✓ Installing StorageClass
Set kubectl context to "kind-test-cluster"
You can now use your cluster with:

kubectl cluster-info --context kind-test-cluster

Have a nice day! 

3. Delete the test cluster ( DO NOT MISS THIS STEP)

kind delete cluster --name test-cluster