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https://github.com/duffney/terraform-in20hours
Learning Terraform in 20 Hours
https://github.com/duffney/terraform-in20hours
Last synced: about 2 months ago
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Learning Terraform in 20 Hours
- Host: GitHub
- URL: https://github.com/duffney/terraform-in20hours
- Owner: duffney
- License: mit
- Created: 2020-06-10T14:51:35.000Z (over 4 years ago)
- Default Branch: master
- Last Pushed: 2020-12-23T14:31:07.000Z (over 3 years ago)
- Last Synced: 2024-06-22T23:50:57.843Z (3 months ago)
- Language: HCL
- Size: 53.7 KB
- Stars: 28
- Watchers: 7
- Forks: 14
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
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README
# terraform-in20hours
Learning Terraform in 20 Hours
Outcome: Create windows & linux vm, sql instance, and app gateway
1. Install Terraform in a Docker container
```
docker build -t terraform .
docker run -it -v ${PWD}:/work terraform
```
2. Authentication to Azure
Option 1: [Azure CLI](https://www.terraform.io/docs/providers/azurerm/guides/azure_cli.html)
#FACT: Use `az account show` to see which sub terraform will use.
Option 2: [Authenticating using a Service Principal](https://www.terraform.io/docs/providers/azurerm/guides/service_principal_client_secret.html)
3. Initialize Terraform
`terraform init`
Commands
```
terrafrom init
terraform plan
terraform apply
terraform destroy
#use for developing without having to create new dir and copy stuff +100
terraform workspace new $(workspaceName)
#test terraform commands!
terraform console
```
## Variables
.terraform.tfvars
```
variable "admin_password" {
type = string
description = "admin password"
}
```
manual prompts
```
terraform apply
```
terraform -var option
```
terraform apply -var 'password='
```
terraform variables file
.terraform.tfvars
```
username = "tfadmin2"
```
### Terraform apply -var
```
terraform apply -var="admin_password=Password1234!"
```
### Environment Variables
You can populate variables by exporting environment variables `TF_VAR_$(variableName)`
```
export TF_VAR_admin_password=Password1234!
```
## resources
https://docs.microsoft.com/en-us/azure/developer/terraform/create-linux-virtual-machine-with-infrastructure
https://phoenixnap.com/kb/how-to-install-terraform-centos-ubuntu
https://stackoverflow.com/questions/41485217/mount-current-directory-as-a-volume-in-docker-on-windows-10
https://stackoverflow.com/questions/40542297/need-to-create-multile-vms-in-azure-through-terraform
## influences & books
https://www.terraformupandrunning.com/
https://learn.hashicorp.com/terraform
https://portal.cloudskills.io/terraform-azure