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Automation Scripts

High-level approaches to automate migration from cloud services to self-hosted infrastructure.

Overview

Migration automation focuses on using existing tools and scripts to move data from cloud providers to your self-hosted stack.

Common Tools

File Transfer

  • rclone: Universal cloud storage migration tool
  • rsync: Traditional file synchronization
  • wget/curl: API-based downloads

Email Migration

  • imapsync: IMAP to IMAP migration
  • offlineimap: Email backup and sync
  • getmail: POP3/IMAP retrieval

Directory Services

  • ldapsearch/ldapadd: LDAP export/import
  • csvde: Active Directory CSV export
  • PowerShell: AD automation scripts

Migration Approach

1. Assessment

  • List what needs migration
  • Estimate data volumes
  • Identify dependencies

2. Tool Selection

  • Match tools to data types
  • Consider API availability
  • Evaluate bandwidth needs

3. Execution

  • Start with test data
  • Run in batches
  • Monitor progress

4. Validation

  • Compare source and destination
  • Check data integrity
  • Test functionality

General Principles

  • Start small, scale up
  • Keep source data intact
  • Document the process
  • Have a rollback plan

Next Steps