Merge pull request #49 from arunlalp/master

Update: Readme and iam permissions of the karpenter

Author: techiescamp

README.md

@@ -1 +1,178 @@
-## Terraform AWS 
+# terraform-awsAdd commentMore actions
+Terraform AWS provisioning examples for beginners
+
+## Hit the Star! ⭐
+If you are planning to use this Terraform repo for learning, please hit the star. Thanks!
+
+## Terraform Init With s3 Backend
+
+```
+terraform init \
+    -backend-config="key=dev/vpc.tfstate" \
+    -backend-config="bucket=dcube-terraform-state" \
+    -backend-config="region=us-west-2" \
+    -backend-config="dynamodb_table=terraform-state-lock" \
+    -var-file=../../../vars/dev/vpc.tfvars
+```
+
+#### VPC Provisioning
+
+cd into the `environments/dev/vpc` directory and run the following commands:
+
+1. Init Terraform in the directory `environments/dev/vpc`
+
+```
+terraform init
+```
+2. To preview the changes in code
+
+```
+terraform plan -var-file=../../../vars/dev/vpc.tfvars
+```
+3. To apply the changes
+
+```
+terraform apply -var-file=../../../vars/dev/vpc.tfvars
+```
+4. To destroy the resources created using the code
+
+```
+terraform destroy -var-file=../../../vars/dev/vpc.tfvars
+
+
+#### RDS Provisioning
+
+cd into the `environments/dev/rds` directory and run the following commands:
+
+1. Init Terraform in the directory `environments/dev/rds`
+
+```
+terraform init
+```
+2. To preview the changes in code
+
+```
+terraform plan -var-file=../../../vars/dev/rds.tfvars
+```
+3. To apply the changes
+
+```
+terraform apply -var-file=../../../vars/dev/rds.tfvars
+```
+4. To destroy the resources created using the code
+
+```
+terraform destroy -var-file=../../../vars/dev/rds.tfvars
+```
+
+### ALB and ASG Provisioning
+
+cd into the `environments/dev/alb-asg` directory and run the following commands:
+
+1. Init Terraform in the directory `environments/dev/alb-asg`
+
+```
+terraform init
+```
+2. To preview the changes in code
+
+```
+terraform plan -var-file=../../../vars/dev/alb-asg.tfvars
+```
+3. To apply the changes
+
+```
+terraform apply -var-file=../../../vars/dev/alb-asg.tfvars
+```
+4. To destroy the resources created using the code
+
+```
+terraform destroy -var-file=../../../vars/dev/alb-asg.tfvars
+```
+
+## EC2 Instance Provisioning
+
+1. Navigate to the `environment/dev` folder:
+
+```bash
+cd environment/dev
+```
+
+2. Open the `ec2.tfvars` file and modify it with your desired details. This file contains variables used in the Terraform configuration.
+
+### Deployment
+
+1. Initialize Terraform in the working directory:
+
+```bash
+terraform init
+```
+
+2. Create an execution plan:
+
+```bash
+terraform plan -var-file=../../../vars/dev/ec2.tfvars
+```
+
+3. Apply the changes to create the EC2 instance:
+
+```bash
+terraform apply -var-file=../../../vars/dev/ec2.tfvars
+```
+
+4. To destroy the EC2 instance and associated resources:
+
+```bash
+terraform destroy -var-file=../../../vars/dev/ec2.tfvars
+```
+
+**Note**: Always review the execution plan (`terraform plan`) before applying changes to avoid unintended modifications.
+
+## AWS Organization Tag Policy Creation.
+
+1. Navigate to the `environment/dev` folder:
+
+```bash
+cd environment/tag-policy
+```
+
+2. Open the `tag-policy.tfvars` file and modify it with your desired details. This file contains variables used in the Terraform configuration.
+
+### Deployment
+
+1. Initialize Terraform in the working directory:
+
+```bash
+terraform init
+```
+
+2. Create an execution plan:
+
+```bash
+terraform plan -var-file=../../../vars/dev/tag-policy.tfvars
+```
+
+3. Apply the changes to create the Tag Policy:
+
+```bash
+terraform apply -var-file=../../../vars/dev/tag-policy.tfvars
+```
+
+4. To destroy the Tag Policy:
+
+```bash
+terraform destroy -var-file=../../../vars/dev/tag-policy.tfvars
+```
+
+**Note**: Always review the execution plan (`terraform plan`) before applying changes to avoid unintended modifications.
+
+## Terraform Command Reference
+
+Update all outputs:
+
+<pre>terraform refresh</pre>
+
+Show all outputs:
+
+<pre>terraform show</pre>
+