Would also help ensure it is fully puppetized.
Migration checklist borrowed from T97574#1421958:
- Instance creation
- Instance configuration, pt 1 - restricted_to=tools.admin
- External connectivity
- Wikitech:
- Associate IP
- Add host name 'mailrelay-XX.tools.wmflabs.org'
- Add host name 'mailsender.tools.wmflabs.org'
- reverse DNS
- Patch submitted
- Patch merged
- Create hieradata/labs/tools/host/tools-mailrelay-XX.yaml
- Patch submitted
- Patch merged
- Set up Puppet classes: assign role role::labs::tools::mailrelay
- Track puppet application
- Add MX record (not in git, but LDAP? check with Coren)
- Run tests