[macos] use mist-cli for downloading OS distribution when generating anka clean vm (#8141)

Author: ilia-shipitsin

images.CI/macos/anka/CreateCleanAnkaTemplate.ps1

@@ -180,7 +180,7 @@ Remove-AnkaVM -VMName $TemplateName
 
 Write-Host "`t[*] Creating Anka VM template with name '$TemplateName' and '$TemplateUsername' user"
 Write-Host "`t[*] CPU Count: $CPUCount, RamSize: ${RamSizeGb}G, DiskSizeGb: ${DiskSizeGb}G, InstallerPath: $macOSInstaller, TemplateName: $TemplateName"
-New-AnkaVMTemplate -InstallerPath $macOSInstaller `
+New-AnkaVMTemplate -InstallerPath "$macOSInstaller" `
                    -TemplateName $TemplateName `
                    -TemplateUsername $TemplateUsername `
                    -TemplatePassword $TemplatePassword `

images.CI/macos/anka/Service.Helpers.psm1

@@ -180,26 +180,19 @@ function Get-MacOSInstaller {
         exit 1
     }
 
-    $installerPathPattern = "/Applications/Install macOS ${macOSName}*.app"
-    if (Test-Path $installerPathPattern) {
-        $previousInstallerPath = Get-Item -Path $installerPathPattern
-        Write-Host "`t[*] Removing '$previousInstallerPath' installation app before downloading the new one"
-        sudo rm -rf "$previousInstallerPath"
-    }
-
     # Clear LastRecommendedMajorOSBundleIdentifier to prevent error during fetching updates
     # Install failed with error: Update not found
     Update-SoftwareBundle
 
     # Download macOS installer
     Write-Host "`t[*] Requested macOS '$MacOSVersion' version installer found, fetching it from Apple Software Update"
-    $result = Invoke-WithRetry { /usr/sbin/softwareupdate --fetch-full-installer --full-installer-version $MacOSVersion } {$LASTEXITCODE -eq 0} | Out-String
-    if (-not $result.Contains("Install finished successfully")) {
-        Write-Host "`t[x] Failed to fetch $MacOSVersion macOS `n$result"
+    Invoke-WithRetry -Command { sudo /usr/local/bin/mist download installer $MacOSVersion application --force --export installer.json --output-directory /Applications } -BreakCondition { $LASTEXITCODE -eq 0 } | Out-Null
+    if (-not(Test-Path installer.json -PathType leaf)) {
+        Write-Host "`t[x] Failed to fetch $MacOSVersion macOS"
         exit 1
     }
 
-    $installerPath = (Get-Item -Path $installerPathPattern).FullName
+    $installerPath = (Get-Content installer.json | Out-String | ConvertFrom-Json).options.applicationPath
     if (-not $installerPath) {
         Write-Host "`t[x] Path not found using '$installerPathPattern'"
         exit 1