Ntier in AWS Contd
- So far we have created vpc with 6 subnets and attached internet gateway
- Now lets create two route tables public and private
- Terraform has locals where we can define the value for usage within template Refer Here
Create Route tables
- Refer Here for the changeset to add route tables and Refer Here for route table resource reference
- Now we need to associate private route table with 4 subnets and public route table with 2 subnets. Refer Here for the changes done
Creating RDS DB Instance (db)
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Manual Steps:
- DB Subnet Group: This is more than one subnet where the databse has to be created
- Security Group:
- mysql: open 3306 port with in vpc
- Database Engine: mysql
- size: db.t2.micro
- credentials: username and password
- Create security Group: Refer Here for changes
- Add db subnet group Refer Here for changes
- Create rds instance. Refer Here for the changes done
- Lets add database endpoint as output Refer Here
AWS EC2 from terraform
- Create an ec2 instance in web1 subnet
- Steps:
- Create security group Refer Here
- Create ec2 Refer Here for changes
Activity
- Create a new folder and one tf file with local provider to create a text file anywhere in your system
- When you apply you get state file
- copy the state file and store with name state_1.tfstate
- Now change the path to new directory and apply the changes
- copy the state file and store with name state_2.tfstate
- Try adding a output in tf
- copy the state file and store with name state_3.tfstate
