Purpose

Test and deploy external DNS zone config for Route53.

Zones

• 87.111.128.in-addr.arpa
• alexandria.ucsb.edu
• library.ucsb.edu
• dld.library.ucsb.edu
• ops.library.ucsb.edu

Directories

• .github\workflows : steps to execute terraform plan and apply
• terraform\zones : zone files and terraform variables
• tools\tfz53 : dependency used for converting BIND zonefile to AWS Route53 resource definitions

Updating zones

1. Checkout new branch from main
2. Update zone file(s) (i.e. terraform\zones*.tf )
3. Test changes
   • Click Actions tab
   • Click terraform: initialize and plan on left
   • Click Run workflow
   • Change branch from main to new branch with changes
   • Click Run workflow
4. If test succeeds, create pull request to main
5. Request review for approval
6. Merge may be accepted after review
7. Merging Pull Request to main will automatically trigger updates to production config in Route53