EventBridge Bus

📦 Overview

This Terraform module provisions a custom Amazon EventBridge event bus in a specified AWS region, enabling secure and scalable event routing across services.

It serves as the foundation for building decoupled, event-driven architectures.

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✅ Key Features

• Creates a named EventBridge event bus
• Supports custom event producers and consumers
• Enables service decoupling through event-based routing
• Designed for use with AWS services, SaaS platforms, or custom applications

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💼 Use Cases

• Microservice communication via pub/sub event patterns
• Cross-account or cross-region event delivery
• SaaS platform integration and data pipeline triggers
• Isolated, domain-specific event buses for application boundaries

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📥 Input Variables

Name	Type	Description
region	string	AWS region where the event bus should be created
bus_name	string	Name of the EventBridge bus
environment	string	Tag to specify the deployment environment (e.g., prod)

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📤 Outputs

Name	Description
eventbridge_bus_arn	The ARN of the created EventBridge event bus
bus_name	The name of the created event bus
region	The AWS region where the bus was deployed

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🚀 Deployment Readiness

• ✅ Compatible with Terraform 1.0+
• ✅ Tested with AWS provider 5.x
• 🧪 Requires IAM permissions to create and manage EventBridge resources

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🛠️ Example Usage

module "eventbridge_bus" {
source = "git::ssh://git@github.com/archiphire/aws-level-1-modules.git//developer-utilities/eventbridge-bus?ref=v1.0.0"

region = "us-east-1"
bus_name = "my-custom-bus"
environment = "prod"
}

terraform init
terraform plan
terraform apply

or

tofu init
tofu plan
tofu apply

🧹 Cleanup Options

For testing:

terraform destroy

or

tofu destroy

For production:

Manually delete the event bus using the AWS Console or CLI if it's connected to rules, targets, or integrations that should remain intact.

🛡️ Notes

This is a Level 1 developer utility module designed to provision an isolated EventBridge event bus. To create a full event-driven system, pair it with additional modules for event rules, targets, and cross-account permissions.

🔒 Deployment Package Notice

This module is part of the Level 1 AWS License Tier. To access the full deployment package and source code, subscribe to Archiphire.