14-07 Event Bus

Last updated Aug 17, 2023 Edit Source

• An event bus receives events from a source and routes events to a target based on rules

#aws-service

EventBridge is a serverless event bus service that is used for application integration by streaming real-time data to your applications

Note

EventBridge was formerly called Amazon CloudWatch Events.

Holds event data, defines rules on an event bus to react to events.
Default Event Bus — An AWS account has a default event bus
Custom Event Bus — Scoped to multiple accounts or other AWS accounts
SaaS Event Bus — Scoped to with Third-party SaaS Providers

AWS Services that emit events

Are third-party apps that can emit events to an event bus

Determines what events to capture and pass to targets. (100 Rules per bus)

AWS Services that consume events (5 targets per rule)

Data emitted by services. JSON objects that travel (stream) within the event bus.