Introduction

Learn how to migrate a site that's hosted on another platform to Pantheon

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This guide will show you how to migrate a Composer site currently hosted outside of Pantheon to Pantheon.


Current Host

How Site Was Created

Additional Requirements
Elsewheren/aComposer-Managed

If this is not your scenario, see Drupal Migration Guides for additional upgrade paths.

 Note

This upgrade migrates your existing site to a new site. The new site will not maintain your site’s commit history.

This doc uses the following aliases:

  • Alias: SITE
  • Old site folder FORMER-PLATFORM

Requirements

  • You have access to a local copy of the existing site and/or you have access to a Git repository of the existing site.

  • Your site is based on the drupal/recommended-project template or a similar non-composer managed structure.