fix(storage): implement Portal defaulting for iSCSI, fix Pool/CephPool selection, add NFS format validation

Co-authored-by: GoodOlClint <151449+GoodOlClint@users.noreply.github.com>
Agent-Logs-Url: https://github.com/GoodOlClint/PSProxmoxVE/sessions/d84722e4-409e-4ced-bfbc-f323715b8bdc

tests/PSProxmoxVE.Tests/Integration/SharedStorage.Tests.ps1

@@ -95,6 +95,13 @@ Describe 'Shared Storage — Integration' -Tag 'Integration' {
 
             # Parse server and export from the full NFS export path (e.g. "10.0.0.1:/srv/nfs/shared")
             $nfsParts = $script:NfsExport -split ':', 2
+            if (-not $nfsParts -or
+                $nfsParts.Count -ne 2 -or
+                [string]::IsNullOrWhiteSpace($nfsParts[0]) -or
+                [string]::IsNullOrWhiteSpace($nfsParts[1])) {
+                Set-ItResult -Skipped -Because "PVETEST_NFS_EXPORT must be in 'server:/export/path' format (current value: '$($script:NfsExport)')"
+                return
+            }
             $nfsServer = $nfsParts[0]
             $nfsExportPath = $nfsParts[1]
 

tests/infrastructure/docker-compose.storage.yml

@@ -53,6 +53,9 @@ services:
     privileged: true
     volumes:
       - nfs-data:/srv/nfs/shared
+      # NOTE: /lib/modules is required by the NFS kernel module loader.
+      # This mount is Linux-host-specific and will fail on macOS/Windows Docker Desktop.
+      # Integration tests using this compose file must run on a Linux host (e.g. GitHub-hosted runners or the dev container).
       - /lib/modules:/lib/modules:ro
     environment:
       NFS_EXPORT_0: /srv/nfs/shared *(rw,sync,no_subtree_check,no_root_squash)