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permissions.ps1
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permissions.ps1
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#####################################################
# HelloID-Conn-Prov-Target-Zenya-Permissions-Retrieve
#
# Version: 2.0.0
#####################################################
# Set to false at start, at the end, only when no error occurs it is set to true
$outputContext.Success = $false
# Set TLS to accept TLS, TLS 1.1 and TLS 1.2
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls12
# Set debug logging
switch ($actionContext.Configuration.isDebug) {
$true { $VerbosePreference = "Continue" }
$false { $VerbosePreference = "SilentlyContinue" }
}
$InformationPreference = "Continue"
$WarningPreference = "Continue"
# Used to connect to Zenya Scim endpoints
$baseUrl = $actionContext.Configuration.serviceAddress
$clientId = $actionContext.Configuration.clientId
$clientSecret = $actionContext.Configuration.clientSecret
#region functions
function Resolve-ZenyaErrorMessage {
[CmdletBinding()]
param (
[Parameter(Mandatory,
ValueFromPipeline
)]
[object]$ErrorObject
)
process {
$errorMessage = ""
try {
$errorObjectConverted = $ErrorObject | ConvertFrom-Json -ErrorAction Stop
if ($null -ne $errorObjectConverted.detail) {
$errorObjectDetail = [regex]::Matches($errorObjectConverted.detail, '{(.*)}').Value
if ($null -ne $errorObjectDetail) {
try {
$errorDetailConverted = $errorObjectDetail | ConvertFrom-Json -ErrorAction Stop
if ($null -ne $errorDetailConverted) {
if ($null -ne $errorDetailConverted.Error.Message) {
$errorMessage = $errorMessage + $errorDetailConverted.Error.Message
}
if ($null -ne $errorDetailConverted.title) {
$errorMessage = $errorMessage + $errorDetailConverted.title
}
}
}
catch {
$errorMessage = $errorObjectDetail
}
}
else {
$errorMessage = $errorObjectConverted.detail
}
if ($null -ne $errorObjectConverted.status) {
$errorMessage = $errorMessage + " (" + $errorObjectConverted.status + ")"
}
}
else {
$errorMessage = $ErrorObject
}
}
catch {
$errorMessage = $ErrorObject
}
Write-Output $errorMessage
}
}
function Get-ErrorMessage {
[CmdletBinding()]
param (
[Parameter(Mandatory,
ValueFromPipeline
)]
[object]$ErrorObject
)
process {
$errorMessage = [PSCustomObject]@{
VerboseErrorMessage = $null
AuditErrorMessage = $null
}
try {
$errorMessage.VerboseErrorMessage = $ErrorObject.ErrorDetails.Message
$errorMessage.AuditErrorMessage = (Resolve-ZenyaErrorMessage $ErrorObject.ErrorDetails.Message) + ". Response Status: $($ErrorObject.Exception.Response.StatusCode)."
}
catch {
Write-Verbose "Error resolving Zenya error message, using default Powershell error message"
}
# If error message empty, fall back on $ex.Exception.Message
if ([String]::IsNullOrEmpty($errorMessage.VerboseErrorMessage)) {
$errorMessage.VerboseErrorMessage = $ErrorObject.Exception.Message
}
if ([String]::IsNullOrEmpty($errorMessage.AuditErrorMessage)) {
$errorMessage.AuditErrorMessage = $ErrorObject.Exception.Message
}
Write-Output $errorMessage
}
}
function New-AuthorizationHeaders {
[CmdletBinding()]
[OutputType([System.Collections.Generic.Dictionary[[String], [String]]])]
param(
[parameter(Mandatory)]
[string]
$ClientId,
[parameter(Mandatory)]
[string]
$ClientSecret
)
try {
Write-Verbose 'Creating Access Token'
$authorizationurl = "$baseUrl/oauth/token"
$authorizationbody = @{
"grant_type" = 'client_credentials'
"client_id" = $ClientId
"client_secret" = $ClientSecret
"token_expiration_disabled" = $false
} | ConvertTo-Json -Depth 10
$AccessToken = Invoke-RestMethod -uri $authorizationurl -body $authorizationbody -Method Post -ContentType "application/json"
Write-Verbose 'Adding Authorization headers'
$headers = [System.Collections.Generic.Dictionary[[String], [String]]]::new()
[void]$headers.Add('Authorization', "$($AccessToken.token_type) $($AccessToken.access_token)")
[void]$headers.Add('Accept', 'application/json')
[void]$headers.Add('Content-Type', 'application/json')
Write-Output $headers
}
catch {
throw $_
}
}
#endregion functions
try {
# Create authorization headers
try {
$headers = New-AuthorizationHeaders -ClientId $clientId -ClientSecret $clientSecret
}
catch {
$ex = $PSItem
$errorMessage = Get-ErrorMessage -ErrorObject $ex
Write-Verbose "Error at Line [$($ex.InvocationInfo.ScriptLineNumber)]: $($ex.InvocationInfo.Line). Error: $($errorMessage.VerboseErrorMessage)"
$outputContext.AuditLogs.Add([PSCustomObject]@{
# Action = "" # Optional
Message = "Error creating authorization headers. Error Message: $($errorMessage.AuditErrorMessage)"
IsError = $true
})
# Throw terminal error
throw
}
# Get groups
try {
Write-Verbose "Querying groups"
$groups = [System.Collections.ArrayList]::new()
$skip = 0
$take = 100
do {
$splatWebRequest = @{
Uri = "$baseUrl/scim/groups?startIndex=$($skip)&count=$($take)"
Headers = $headers
Method = 'GET'
ContentType = "application/json;charset=utf-8"
UseBasicParsing = $true
}
$response = Invoke-RestMethod @splatWebRequest -Verbose:$false
if ($response.Resources -is [array]) {
[void]$groups.AddRange($response.Resources)
}
else {
[void]$groups.Add($response.Resources)
}
$skip += $pageSize
} while (($groups | Measure-Object).Count -lt $response.totalResults)
Write-Information "Successfully queried groups. Result count: $(($groups | Measure-Object).Count)"
}
catch {
$ex = $PSItem
$errorMessage = Get-ErrorMessage -ErrorObject $ex
Write-Verbose "Error at Line [$($ex.InvocationInfo.ScriptLineNumber)]: $($ex.InvocationInfo.Line). Error: $($errorMessage.VerboseErrorMessage)"
Write-Verbose "URI: $($splatWebRequest.Uri)"
# Throw terminal error
throw "Error querying groups. Error Message: $($errorMessage.AuditErrorMessage)"
}
}
finally {
# Send results
foreach ($group in $groups) {
# Shorten DisplayName to max. 100 chars
$displayName = "Group - $($group.DisplayName)"
$displayName = $displayName.substring(0, [System.Math]::Min(100, $displayName.Length))
$permission = @{
DisplayName = $displayName
Identification = @{
id = $group.id
Name = $group.displayName
Type = "Group"
}
}
$outputContext.Permissions.Add($permission)
}
}