1
리눅스 서버에서 작업한다.
테라폼 v1.2.3 버전으로 실습
wget https://releases.hashicorp.com/terraform/1.2.3/terraform_1.2.3_linux_386.zip
unzip 

[root@ip-172-31-61-209 bin]# ./terraform  -version
Terraform v1.2.3


2
# aws configure
us-east-2

or
export AWS_DEFAULT_REGION=us-east-2

#
git clone https://github.com/brikis98/terraform-up-and-running-code.git
cd terraform-up-and-running-code/code/terraform
tree



<2>  ec2 생성하기

1
다른 터미널에서 ec2 생성 모니터링
export AWS_PAGER="" while true; do aws ec2 describe-instances --query "Reservations[*].Instances[*].{PublicIPAdd:PublicIpAddress,InstanceName:Tags[?Key=='Name']|[0].Value,Status:State.Name}" --filters Name=instance-state-name,Values=running --output text ; echo "------------------------------" ; sleep 1; done

cd /root/terraform-up-and-running-code/code/terraform/00-preface/hello-world

terraform init
terraform plan
terraform apply
yes

2
삭제 후 확인
terraform destroy -auto-approve
cd ~/terraform-up-and-running-code/code/terraform



<3>  ec2 , lb  생성하기

1
# [터미널2] 
cd 02-intro-to-terraform-syntax/webserver-cluster
cat main.tf variables.tf

# 배포
terraform init
terraform plan
terraform apply -auto-approve


2
터미널 1에서 서버 생성 확인

terraform-asg-example   None    running
------------------------------
terraform-asg-example   None    running
terraform-asg-example   None    running


3
터미널1에서  배포가 다되면 아웃풋 파일이 나온다.
Outputs:
alb_dns_name = "terraform-asg-example-723538014.us-east-2.elb.amazonaws.com"


4
# 배포 완료 후 ALB 접속 확인
ALBDNS=$(terraform output -raw alb_dns_name)
while true; do curl --connect-timeout 1  http://$ALBDNS/ ; echo; echo "------------------------------"; date; sleep 1; done

------------------------------
Tue Dec  6 08:01:18 UTC 2022
Hello, World



# 삭제
terraform destroy -auto-approve

cd ~/terraform-up-and-running-code/code/terraform