eksinit-jam.sh

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#title           eksinit-jam.sh
#description     This script will setup the Code-Server with the prerequisite packages and code for the EKS JAM 
#author          YoungJoon Jeong (@yjeong)
#date            2023-02-22
#version         0.1
#Refrence        origin from eksinit.sh from event engine boot strapping 
#usage           aws s3 cp s3://ee-assets-prod-us-east-1/modules/bd7b369f613f452dacbcea2a5d058d5b/v5/eksinit.sh . && chmod +x eksinit.sh && ./eksinit.sh ; source ~/.bash_profile ; source ~/.bashrc
#==============================================================================

####################
##  Tools Install ##
####################

# reset yum history
sudo yum history new

# Install jq (json query)
sudo yum -y -q install jq

# Install yq (yaml query)
echo 'yq() {
  docker run --rm -i -v "${PWD}":/workdir mikefarah/yq "$@"
}' | tee -a ~/.bashrc && source ~/.bashrc

# Install other utils:
#   gettext: a framework to help other GNU packages product multi-language support. Part of GNU Translation Project.
#   bash-completion: supports command name auto-completion for supported commands
#   moreutils: a growing collection of the unix tools that nobody thought to write long ago when unix was young
sudo yum -y install gettext bash-completion moreutils

# Update awscli v1, just in case it's required
pip install --user --upgrade awscli

# Install awscli v2
curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
unzip awscliv2.zip
sudo ./aws/install
rm awscliv2.zip

# Install kubectl
#  enable desired version by uncommenting the desired version below:
#   kubectl version 1.19
#   curl -o kubectl https://amazon-eks.s3.us-west-2.amazonaws.com/1.19.6/2021-01-05/bin/linux/amd64/kubectl
#   kubectl version 1.20
#   curl -o kubectl https://amazon-eks.s3.us-west-2.amazonaws.com/1.20.4/2021-04-12/bin/linux/amd64/kubectl
#   kubectl v1.21
#   curl -o kubectl https://amazon-eks.s3.us-west-2.amazonaws.com/1.21.2/2021-07-05/bin/linux/amd64/kubectl
#   kubectl v1.22
#   curl -O https://s3.us-west-2.amazonaws.com/amazon-eks/1.22.17/2023-01-30/bin/linux/amd64/kubectl
#   kubectl v1.23
#   curl -O https://s3.us-west-2.amazonaws.com/amazon-eks/1.23.16/2023-01-30/bin/linux/amd64/kubectl
#   Kubectl v1.24
#   curl -O https://s3.us-west-2.amazonaws.com/amazon-eks/1.24.10/2023-01-30/bin/linux/amd64/kubectl
curl -o /tmp/kubectl https://s3.us-west-2.amazonaws.com/amazon-eks/1.24.10/2023-01-30/bin/linux/amd64/kubectl
sudo mv /tmp/kubectl /usr/local/bin
chmod +x /usr/local/bin/kubectl

# set kubectl as executable, move to path, populate kubectl bash-completion
chmod +x kubectl && sudo mv kubectl /usr/local/bin/
echo "source <(kubectl completion bash)" >> ~/.bashrc
echo "source <(kubectl completion bash | sed 's/kubectl/k/g')" >> ~/.bashrc

# Install terraform
sudo yum install -y yum-utils
sudo yum-config-manager --add-repo https://rpm.releases.hashicorp.com/AmazonLinux/hashicorp.repo
sudo yum -y install terraform

# Install IAM Authenticator
curl -Lo aws-iam-authenticator https://github.com/kubernetes-sigs/aws-iam-authenticator/releases/download/v0.5.9/aws-iam-authenticator_0.5.9_linux_amd64
chmod +x ./aws-iam-authenticator
mkdir -p $HOME/bin && cp ./aws-iam-authenticator $HOME/bin/aws-iam-authenticator && export PATH=$PATH:$HOME/bin
echo 'export PATH=$PATH:$HOME/bin' >> ~/.bashrc

# Install eksctl and move to path
curl --silent --location "https://github.com/weaveworks/eksctl/releases/latest/download/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp
sudo mv /tmp/eksctl /usr/local/bin

# Install aliases
echo "alias k='kubectl'" | tee -a ~/.bashrc
echo "alias kgp='kubectl get pods'" | tee -a ~/.bashrc
echo "alias kgsvc='kubectl get svc'" | tee -a ~/.bashrc
echo "alias kgn='kubectl get nodes -L beta.kubernetes.io/arch -L eks.amazonaws.com/capacityType -L beta.kubernetes.io/instance-type -L eks.amazonaws.com/nodegroup -L topology.kubernetes.io/zone -L karpenter.sh/provisioner-name -L karpenter.sh/capacity-type'" | tee -a ~/.bashrc

# Install code-server and run(background)
curl -Lo code-server-install.sh https://code-server.dev/install.sh
chmod +x code-server-install.sh 
export HOME=/home/ec2-user
/code-server-install.sh && 
sudo systemctl enable --now code-server@ec2-user.service

# Wait for creating code-server's config.yaml file
sleep 10

# Replaces "auth: password" with "auth: none" in the code-server config.
sed -i.bak 's/auth: password/auth: none/' $HOME/.config/code-server/config.yaml

# Restart code-server
sudo systemctl restart code-server@ec2-user.service

######################
##  Set Variables  ##
#####################

# Set AWS LB Controller version
echo 'export LBC_VERSION="v2.4.1"' >>  ~/.bash_profile
echo 'export LBC_CHART_VERSION="1.4.1"' >>  ~/.bash_profile

.  ~/.bash_profile
.  ~/.bashrc

#cleanup
#rm -vf ${HOME}/.aws/credentials