internal/functions/Convert-PolicyResourcesToDetails.ps1
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function Convert-PolicyResourcesToDetails { [CmdletBinding()] param ( [hashtable] $AllPolicyDefinitions, [hashtable] $AllPolicySetDefinitions ) Write-Information "===================================================================================================" Write-Information "Pre-calculating parameters for Policy and Policy Set definitions" Write-Information "===================================================================================================" # Convert Policy Definitions to Details $policyDetails = @{} $virtualCores = 4 if ($virtualCores -gt 1) { # maybe parallel processing $throttleLimit = $virtualCores $chunks = Split-HashtableIntoChunks -Table $AllPolicyDefinitions -NumberOfChunks $throttleLimit if ($chunks.Count -le 1) { $chunks = $null } else { $throttleLimit = $chunks.Count } } if ($null -ne $chunks) { # create synchronized hashtables for parallel processing and functions to pass into parallel context $syncPolicyDetails = [System.Collections.Hashtable]::Synchronized($policyDetails) $funcConvertPolicyToDetails = ${function:Convert-PolicyToDetails}.ToString() $funcGetPolicyResourceProperties = ${function:Get-PolicyResourceProperties}.ToString() $funcGetParameterNameFromValueString = ${function:Get-ParameterNameFromValueString}.ToString() $funcConvertToHashTable = ${function:ConvertTo-HashTable}.ToString() # loop through each chunk of Policy definitions and process in parallel Write-Information "Processing $($AllPolicyDefinitions.psbase.Count) Policy definitions in $throttleLimit parallel threads." $chunks | ForEach-Object -ThrottleLimit $chunks.count -Parallel { # import dot sourced functions into context if ($null -eq ${function:Get-PolicyResourceProperties}) { ${function:Convert-PolicyToDetails} = $using:funcConvertPolicyToDetails ${function:Get-PolicyResourceProperties} = $using:funcGetPolicyResourceProperties ${function:Get-ParameterNameFromValueString} = $using:funcGetParameterNameFromValueString ${function:ConvertTo-HashTable} = $using:funcConvertToHashTable } # import parameters into context $allPolicyDefinitionsLocal = $using:AllPolicyDefinitions $syncPolicyDetails = $using:syncPolicyDetails foreach ($policyId in $_.Keys) { $policy = $AllPolicyDefinitionsLocal.$policyId Convert-PolicyToDetails ` -PolicyId $policyId ` -PolicyDefinition $policy ` -PolicyDetails $syncPolicyDetails } } } else { # non-parallel processing Write-Information "Calculating effect parameters for $($AllPolicyDefinitions.psbase.Count) Policies." foreach ($policyId in $AllPolicyDefinitions.Keys) { $policy = $AllPolicyDefinitions.$policyId Convert-PolicyToDetails ` -PolicyId $policyId ` -PolicyDefinition $policy ` -PolicyDetails $policyDetails } } # Convert Policy Set Definitions to Details $policySetDetails = @{} if ($virtualCores -gt 1) { # maybe parallel processing $throttleLimit = $virtualCores $chunks = Split-HashtableIntoChunks -Table $AllPolicySetDefinitions -NumberOfChunks $throttleLimit if ($chunks.Count -le 1) { $chunks = $null } else { $throttleLimit = $chunks.Count } } if ($null -ne $chunks) { # create synchronized hashtables for parallel processing and functions to pass into parallel context $syncPolicySetDetails = [System.Collections.Hashtable]::Synchronized($policySetDetails) $funcConvertPolicySetToDetails = ${function:Convert-PolicySetToDetails}.ToString() $funcGetPolicyResourceProperties = ${function:Get-PolicyResourceProperties}.ToString() $funcGetParameterNameFromValueString = ${function:Get-ParameterNameFromValueString}.ToString() $funcConvertToHashTable = ${function:ConvertTo-HashTable}.ToString() # loop through each chunk of Policy definitions and process in parallel Write-Information "Processing $($AllPolicySetDefinitions.psbase.Count) Policy Set definitions in $throttleLimit parallel threads." $chunks | ForEach-Object -ThrottleLimit $chunks.count -Parallel { # import dot sourced functions into context if ($null -eq ${function:Get-PolicyResourceProperties}) { ${function:Convert-PolicySetToDetails} = $using:funcConvertPolicySetToDetails ${function:Get-PolicyResourceProperties} = $using:funcGetPolicyResourceProperties ${function:Get-ParameterNameFromValueString} = $using:funcGetParameterNameFromValueString ${function:ConvertTo-HashTable} = $using:funcConvertToHashTable } # import parameters into context $allPolicySetDefinitionsLocal = $using:AllPolicySetDefinitions $syncPolicySetDetails = $using:syncPolicySetDetails $policyDetails = $using:policyDetails foreach ($policySetId in $_.Keys) { $policySet = $AllPolicySetDefinitionsLocal.$policySetId Convert-PolicySetToDetails ` -PolicySetId $policySetId ` -PolicySetDefinition $policySet ` -PolicySetDetails $syncPolicySetDetails ` -PolicyDetails $policyDetails } } } else { # non-parallel processing Write-Information "Calculating effect parameters for $($AllPolicySetDefinitions.psbase.Count) Policy Sets." foreach ($policySetId in $AllPolicySetDefinitions.Keys) { $policySet = $AllPolicySetDefinitions.$policySetId Convert-PolicySetToDetails ` -PolicySetId $policySetId ` -PolicySetDefinition $policySet ` -PolicySetDetails $policySetDetails ` -PolicyDetails $policyDetails } } Write-Information "" # Assemble result $combinedPolicyDetails = @{ policies = $policyDetails policySets = $policySetDetails } return $combinedPolicyDetails } |