How to Install Terraform

This document will introduce how to install Terraform on different operating systems.

Pre-installation Preparation

Before installing Terraform, please ensure your system meets the following requirements:

• 64-bit operating system

• Supported operating systems: Linux, Windows, MacOS

• Network connection (for downloading installation packages)

Linux System Installation

Ubuntu/Debian System

1. Update system package index

   sudo apt-get update
   sudo apt-get install -y gnupg software-properties-common curl

2. Add HashiCorp GPG key

   wget -O- https://apt.releases.hashicorp.com/gpg | sudo gpg --dearmor -o /usr/share/keyrings/hashicorp-archive-keyring.gpg

3. Add official HashiCorp Linux repository

   echo "deb [signed-by=/usr/share/keyrings/hashicorp-archive-keyring.gpg] https://apt.releases.hashicorp.com $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/hashicorp.list

4. Update and install

   sudo apt update
   sudo apt install terraform

CentOS/RHEL System

1. Install yum-config-manager

   sudo yum install -y yum-utils

2. Add HashiCorp repository

   sudo yum-config-manager --add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo

3. Install Terraform

   sudo yum -y install terraform

Windows System Installation

Method 1: Using Chocolatey Package Manager (Recommended)

1. Install Chocolatey (if not already installed)

   Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))

2. Install Terraform using Chocolatey

   choco install terraform

Method 2: Manual Installation

1. Visit Terraform Download Page

2. Download the Windows version zip file

3. Extract the file to a specified directory (e.g., C:\terraform)

4. Add this directory to the system environment variable Path:

   • Right-click "This PC" → "Properties" → "Advanced System Settings" → "Environment Variables"

   • Find "Path" in "System Variables"

   • Click "Edit" → "New"

   • Add the Terraform directory path (e.g., C:\terraform)

   • Click "OK" to save settings

MacOS System Installation

Method 1: Using Homebrew (Recommended)

1. Install Homebrew (if not already installed)

   /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

2. Install Terraform

   brew tap hashicorp/tap
   brew install hashicorp/tap/terraform

Method 2: Manual Installation

1. Download the MacOS version zip file

2. Extract the file

3. Move the terraform binary to system path:

   sudo mv terraform /usr/local/bin/

Verify Installation

After installation, please verify that Terraform is correctly installed:

terraform version

If installation is successful, you will see output similar to:

Terraform v1.x.x

Post-installation Configuration

1. Configure Command Line Auto-completion (Optional)

For Bash users:

terraform -install-autocomplete

2. Verify Installation Environment

Create a test directory and initialize:

mkdir terraform-test
cd terraform-test
terraform init

Reference Information

• Terraform Installation Guide

• Terraform Official Download Page