Terraform

Download terraform

unzip terraform.zip
cp terraform /usr/local/bin/terraform
chmod u+x /usr/local/bin/terraform
terraform version

AWS authentication

Please use your crenetials.csv file that you download when create IAM user or generate new one. Create file ~/aws_creds.txt with such content:

export AWS_ACCESS_KEY_ID=""
export AWS_SECRET_ACCESS_KEY=""

Before start terraform commands please do:

source ~/aws_creds.txt

More info how to authenticate in AWS you can find here

Install awscli

easy_install pip
pip install awscli
aws configure

Create S3 bucket for storing states

aws s3api create-bucket --bucket devopsology-tf-<YOUR_NAME> --region us-east-1

Config remote state

BUCKET_NAME="devopsology-tf-<YOUR_NAME>"
grep -Rl '@@bucket@@' . | xargs sed -i.bac -e 's/@@bucket@@/${BUCKET_NAME}/g' # For MAC
grep -Rl '@@bucket@@' . | xargs sed -i "s/@@bucket@@/${BUCKET_NAME}/g" # On Linux

Base AWS setup with VPCs

cd base_aws_setup
export TF_VAR_env=prod
grep -Rl '@@bucket@@' . | xargs sed -i.bac -e 's/@@bucket@@/${BUCKET_NAME}/g' # For MAC
grep -Rl '@@bucket@@' . | xargs sed -i "s/@@bucket@@/${BUCKET_NAME}/g" # On Linux
terraform init -backend-config=config/${TF_VAR_env}-state.conf
terraform plan
terraform apply

Import you ssh public key to AWS

aws ec2 import-key-pair --key-name devopsology-key --public-key-material "<public-key-content>"

ECS cluster creation

cd ecs-cluster-setup
export TF_VAR_env=dev
grep -Rl '@@bucket@@' . | xargs sed -i.bac -e 's/@@bucket@@/${BUCKET_NAME}/g' # For MAC
grep -Rl '@@bucket@@' . | xargs sed -i "s/@@bucket@@/${BUCKET_NAME}/g" # On Linux
terraform init -backend-config=config/${TF_VAR_env}-state.conf
terraform plan -var-file=environment/${TF_VAR_env}.tfvars
terraform apply -var-file=environment/${TF_VAR_env}.tfvars

Deploy nginx to ECS

cd ecs-service
export TF_VAR_env=dev
grep -Rl '@@bucket@@' . | xargs sed -i.bac -e 's/@@bucket@@/${BUCKET_NAME}/g' # For MAC
grep -Rl '@@bucket@@' . | xargs sed -i "s/@@bucket@@/${BUCKET_NAME}/g" # On Linux
aws ssm put-parameter --name "test.db.password" --type "SecureString" --overwrite --value "SecretPass" --region us-east-1
terraform init -backend-config=config/${TF_VAR_env}-state.conf
terraform plan -var-file=environment/${TF_VAR_env}.tfvars
terraform apply -var-file=environment/${TF_VAR_env}.tfvars

Cleanup

# Delete ecs-service
export TF_VAR_env=dev
cd ecs-service
terraform destroy -var-file=environment/${TF_VAR_env}.tfvars
rm -rf .terraform
# Delete ecs-cluster
export TF_VAR_env=dev
cd ecs-cluster-setup
terraform destroy -var-file=environment/${TF_VAR_env}.tfvars
rm -rf .terraform
# Delete base infra
export TF_VAR_env=prod
cd base_aws_setup
terraform destroy -var-file=environment/${TF_VAR_env}.tfvars
rm -rf .terraform