21 Days of AWS using Terraform — Day 1- Introduction to Terraform
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Hello everyone and welcome to Day 1 of 21 Days of AWS using Terraform, the topic for today is Introduction to Terraform. Let’s begin our AWS automation journey using Terraform.
What is terraform?
Terraform is a tool for provisioning infrastructure(or managing Infrastructure as Code). It supports multiple providers(eg, AWS, Google Cloud, Azure, OpenStack..).
https://www.terraform.io/docs/providers/index.html
Installing Terraform
Installing Terraform is pretty straightforward, download it from Terraform download page and select the appropriate package based on your operating system.
https://learn.hashicorp.com/terraform/getting-started/install.html
https://www.terraform.io/downloads.html
I am using Centos7, so these are the steps I need to follow, to install terraform on Centos7.
Step1: Download the Package
$ wget https://releases.hashicorp.com/terraform/0.12.13/terraform_0.12.13_linux_amd64.zip
--2019-11-08 18:47:29-- https://releases.hashicorp.com/terraform/0.12.13/terraform_0.12.13_linux_amd64.zip
Resolving releases.hashicorp.com (releases.hashicorp.com)... 2a04:4e42:2f::439, 151.101.201.183
Connecting to releases.hashicorp.com (releases.hashicorp.com)|2a04:4e42:2f::439|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 16341595 (16M) [application/zip]
Saving to: ‘terraform_0.12.13_linux_amd64.zip’100%[==================================================================================================================================================================>] 16,341,595 --.-K/s in 0.09s 2019-11-08 18:47:29 (172 MB/s) - ‘terraform_0.12.13_linux_amd64.zip’ saved [16341595/16341595]Step2: Unzip it
$ unzip terraform_0.12.13_linux_amd64.zip
Archive: terraform_0.12.13_linux_amd64.zip
inflating: terraform Step3: Add the binary to PATH environment variable
sudo cp terraform /usr/local/bin/
sudo chmod +x /usr/local/bin/terraformStep4: Logout and log back in
- To verify terraform is installed properly
$ terraform version
Terraform v0.12.13As mentioned above terraform support many providers, for my use case I am using AWS.
To read the complete blog
Looking forward for you guys to join this journey
- Website: http://100daysofdevops.com/
- Twitter: @100daysofdevops OR @lakhera2015
- Facebook: https://www.facebook.com/groups/795382630808645/
- Medium: https://medium.com/@devopslearning
- GitHub: https://github.com/100daysofdevops/100daysofdevops
- Slack: https://join.slack.com/t/100daysofdevops/shared_invite/enQtNzg1MjUzMzQzMzgxLWM4Yjk0ZWJiMjY4ZWE3ODBjZjgyYTllZmUxNzFkNTgxZjQ4NDlmZjkzODAwNDczOTYwOTM2MzlhZDNkM2FkMDA
- YouTube Channel: https://www.youtube.com/user/laprashant/videos?view_as=subscriber
In addition to that, I am going to host 5 meetups whose aim is to build the below architecture.
- Meetup: https://www.meetup.com/100daysofdevops
- Day1(Nov 10): Introduction to Terraform https://www.meetup.com/100daysofdevops/events/266192294/
- Day 2(Nov 16): Building VPC using Terraform
- Day 3(Nov 17): Creating EC2 Instance inside this VPC using Terraform
- Day 4(Nov 23): Adding Application Load Balancer and Auto-Scaling to the EC2 instance created on Day 3
- Day5(Nov 24): Add Backend MySQL Database and CloudWatch Alarm using Terraform
