<1> 환경 확인
<2> rds 배포
<3> web server 배포
<4> 삭제



<1> 환경 확인

stage - service - webserver- main.tf
stage - service - data-stores -mysql - main.tf
global - s3 - main.tf

# 환경변수에 지정
export TF_VAR_bucket_name=<각자 닉네임>-tfstate
export TF_VAR_table_name=<각자 닉네임>-t101-locks
export TF_VAR_bucket_name=masterseo-t101-tfstate
export TF_VAR_table_name=masterseo-t101-locks

# 환경변수 확인
export | grep TF_VAR_

# (옵션) 환경변수 지정 삭제
unset TF_VAR_bucket_name
unset TF_VAR_table_name


#  s3  

cd 03-terraform-state/file-layout-example/global/s3
cat main.tf variables.tf

# 초기화 및 검증 : 환경변수 적용 확인
terraform init && terraform plan

# 배포
terraform apply -auto-approve

# 확인
aws s3 ls
aws dynamodb list-tables --output text

# 이동
cd ../..



<2> rds 배포


# [터미널1] RDS 생성 모니터링
while true; do aws rds describe-db-instances --query "*[].[Endpoint.Address,Endpoint.Port,MasterUsername]" --output text  ; echo "------------------------------" ; sleep 1; done

# [터미널2]
cd stage/data-stores/mysql
cat main.tf variables.tf

# 환경변수에 지정
export TF_VAR_db_username='cloudneta'
export TF_VAR_db_password='cloudnetaQ!'

# 환경변수 확인
export | grep TF_VAR_

# main.tf 에 백엔드 부분 수정
vi main.tf
  backend "s3" {
    # This backend configuration is filled in automatically at test time by Terratest. If you wish to run this example
    # manually, uncomment and fill in the config below.
    bucket         = "masterseo-t101-tfstate"
    key            = "stage/data-stores/mysql/terraform.tfstate"
    region         = "us-east-2"
    dynamodb_table = "masterseo-t101-locks"
    # encrypt        = true
  }

# 초기화 및 검증 : 환경변수 적용 확인
terraform init && terraform plan

# 배포 : RDS는 생성 시 6분 정도 시간 소요
terraform apply -auto-approve
terraform output
aws s3 ls s3://$TF_VAR_bucket_name --recursive --human-readable --summarize

# 이동
cd ../..




<3> web server 배포

#
cd services/webserver-cluster
cat main.tf variables.tf

# 환경변수에 지정
export TF_VAR_db_remote_state_bucket=$TF_VAR_bucket_name                       # description = "The name of the S3 bucket used for the database's remote state storage"
export TF_VAR_db_remote_state_key='stage/data-stores/mysql/terraform.tfstate'  # description = "The name of the key in the S3 bucket used for the database's remote state storage" 

# 환경변수 확인
export | grep TF_VAR_

# 초기화 및 검증 : 환경변수 적용 확인
terraform init && terraform plan

# 배포
terraform apply -auto-approve

# ALB DNS주소로 curl 접속 확인 
ALBDNS=$(terraform output -raw alb_dns_name)
while true; do curl --connect-timeout 1  http://$ALBDNS ; echo; echo "------------------------------"; date; sleep 1; done
curl -s http://$ALBDNS





<4> 삭제

# 각 폴더에서 리소스 삭제
stage/services/webserver-cluster$ terraform destroy -auto-approve
stage/data-stores/mysql$ terraform destroy -auto-approve
global/s3$ terraform destroy -auto-approve

# 이동
cd ~/terraform-up-and-running-code/code/terraform