my_first_aws_k8s_project

sudo apt install curl -y
curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.19.0/bin/linux/amd64/kubectl
chmod +x ./kubectl
sudo mv ./kubectl /usr/local/bin/kubectl

#On AWS Console
    #Go to IAM
        #Create new user:
            #Programmatic Access
            #Create group with access : AdministratorAccess
        #Save aside the newly created user keys

sudo apt install awscli -y
aws configure
    #Add previously created keys : Client Key Id / Client Secret Key
    #To confirm you are successfully logged in : aws s3 ls

curl -LO https://github.com/kubernetes/kops/releases/download/$(curl -s https://api.github.com/repos/kubernetes/kops/releases/latest | grep tag_name | cut -d '"' -f 4)/kops-linux-amd64
chmod +x kops-linux-amd64
sudo mv kops-linux-amd64 /usr/local/bin/kops


aws iam create-group --group-name kops
aws iam attach-group-policy --policy-arn arn:aws:iam::aws:policy/AmazonEC2FullAccess --group-name kops
aws iam attach-group-policy --policy-arn arn:aws:iam::aws:policy/AmazonRoute53FullAccess --group-name kops
aws iam attach-group-policy --policy-arn arn:aws:iam::aws:policy/AmazonS3FullAccess --group-name kops
aws iam attach-group-policy --policy-arn arn:aws:iam::aws:policy/IAMFullAccess --group-name kops
aws iam attach-group-policy --policy-arn arn:aws:iam::aws:policy/AmazonVPCFullAccess --group-name kops
aws iam create-user --user-name kops
aws iam add-user-to-group --user-name kops --group-name kops
aws iam create-access-key --user-name kops

#Create s3 bucket, be careful not using "_" in the bucket name
aws s3api create-bucket --bucket pso-kubernetes-state-demo  --region us-east-1

#Create your hosted DNS zone
    #Go to Route53 and create a subdomain for your dns record
    #Add the 4 route to your DNS console (cloudflare/ovh/alibaba etc.)

host -t NS my.domain.com

# Modifier .bashrc
export KOPS_STATE_STORE="s3://pso-kubernetes-state-demo"
export EDITOR=nano

#Ressourcer le fichier .bashrc pour prendre les modifications en compte
source ~/.bashrc

ssh-keygen -t rsa
    #When generating keys, rename them to be easily recognizable

kops create cluster --name=kubernetes.safecorp.fr --zones=us-east-1a --node-count=2 --node-size=t2.micro --master-size=t2.micro --dns-zone=kubernetes.safecorp.fr --ssh-public-key=/home/fitec/.ssh/kuber.pub --kubernetes-version=1.18.0

kops update cluster --name kubernetes.safecorp.fr --yes

#To check if your cluster is up and running
kops validate cluster

#Connect with private peer key
ssh -i ~/.ssh/kuber ubuntu@x.x.x.x



#upgrade cluster
kops edit cluster --name kubernetes.safecorp.fr
    #Modifier la ligne kubernetesVersion par la version souhaitée

kops update cluster --name kubernetes.safecorp.fr --yes

kops rolling-update --name kubernetes.safecorp.fr --yes