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April 6, 2018 22:52
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Save peterlozano/455c6d67f0e8d99aa9326ef49e6d6c78 to your computer and use it in GitHub Desktop.
Redirect to www domain using AWS CloudFront Lambda @ Edge. Attach this function to the Viewer Request event.
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| exports.handler = (event, context, callback) => { | |
| const request = event.Records[0].cf.request; | |
| if (request.headers['host'][0].value !== 'www.example.com') { | |
| /* | |
| * Generate HTTP redirect response with 302 status code and Location header. | |
| */ | |
| const response = { | |
| status: '302', | |
| statusDescription: 'Found', | |
| headers: { | |
| location: [{ | |
| key: 'Location', | |
| value: 'https://www.example.com', | |
| }], | |
| }, | |
| }; | |
| callback(null, response); | |
| } | |
| else { | |
| callback(null, request); | |
| } | |
| }; |
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