[Storage][IsolatedRegions] Adapt FSxLustre DNS domain for US isolated…

… regions. Signed-off-by: Giacomo Marciani <[email protected]>
aws · May 24, 2024 · 7758a1c · 7758a1c
1 parent 4cf6421
commit 7758a1c
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,7 @@ This file is used to list changes made in each version of the AWS ParallelCluste
 
 **ENHANCEMENTS**
 - Add support for external Slurmdbd.
+- Add support for FSx Lustre in US isolated regions.
 
 **CHANGES**
 - Upgrade Cinc Client to version to 18.4.12 from 18.2.7.

diff --git a/cookbooks/aws-parallelcluster-environment/resources/lustre/partial/_mount_unmount.rb b/cookbooks/aws-parallelcluster-environment/resources/lustre/partial/_mount_unmount.rb
@@ -113,7 +113,8 @@ def initialize(node, resource, index)
 
       if @dns_name.blank?
         # Region Building Note: DNS names have the default AWS domain (amazonaws.com) also in China and GovCloud.
-        @dns_name = "#{@id}.fsx.#{node['cluster']['region']}.amazonaws.com"
+        domain = aws_region.start_with?("us-iso") ? aws_domain : CLASSIC_AWS_DOMAIN
+        @dns_name = "#{@id}.fsx.#{node['cluster']['region']}.#{domain}"
       end
 
       @mount_name = resource.fsx_mount_name_array[index]