In this hands-on exercise, you will learn how to send alerts via SNS by creating a topic, subscribing to a topic, and publishing an alert message to a topic.
- Prerequisites: AWS Account
- By the end of this lab, you will be able to:
- Create a topic
- Subscribe to a topic
- Publish a message to a topic
Follow the exercise instructions described below:
Step 1. Create a Topic
- From the AWS Management Console page, select the SNS service.
- On the left-hand navigation pane, click on the Topics service, and start the Create topic wizard.
- In the Details section, enter a topic name of your choice
- In the Access policy – optional section, use the following configuration to create the topic:
| Configuration | Value |
|---|---|
| Policy method | Basic |
| Define who can publish messages to the topic | Everyone |
| Define who can subscribe to this topic | Everyone |
- Finish the Create topic. The topic details will display, or you can select the newly created topic from the Topics dashboard to create a subscription next.
Step 2. Subscribe to a Topic
- While you are viewing the details of the newly created topic, start the Create subscription wizard, and use the following details:
| Field | Value |
|---|---|
| Protocol | Email |
| Endpoint | Enter your email that should receive the notifications |
- The subscription page will display, and the status will be
Pending confirmation. You will receive an email from Amazon SNS to confirm the subscription. Confirm the subscription. - In your web browser, a subscription confirmation screen appears.
Step 3. Publish Message to a Topic
- Go back to the Topics service.
- Select the topic you created earlier and Publish a message with the following details:
| Section | Field | Value |
|---|---|---|
| Message details | Subject | Wishes |
| Message body | Message body to send to the endpoint |
Congratulations on your Udacity Nanodegree Graduation! |
| Message attributes | Type, Name, Value |
String, Occasion, Graduation
|
- In your email client, you will receive an email from AWS Notifications (no-reply@sns.amazonaws.com)