functions/New-AzurePIMRequest.ps1
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function New-AzurePIMRequest { [CmdletBinding()] param ( [int]$DurationInHours = 8, $RoleName = 'Contributor', $ResourceType = 'ManagementGroup', $ResourceName = 'IT', $Reason = "Daily PIM elevation" ) if (-not (Get-Module -ListAvailable -Name AzureADPreview)) { Write-Host 'Azure AD Preview module required, installing' -ForegroundColor Yellow Install-Module -Name AzureADPreview -Scope CurrentUser -AllowClobber if (Get-Module -Name AzureAD) { Remove-Module -Name AzureAD Import-Module -Name AzureADPreview } else { Import-Module -Name AzureADPreview } } else { if (Get-Module -Name AzureAD) { Remove-Module -Name AzureAD Import-Module -Name AzureADPreview } else { Import-Module -Name AzureADPreview } } # Needed for activating roles enforcing MFA if (-not (Get-Module -ListAvailable -Name MSAL.PS)) { Write-Host 'MSAL.PS module required, installing' -ForegroundColor Yellow Install-Module -Name MSAL.PS -Scope CurrentUser -AllowClobber -AcceptLicense } try { $AzureADCurrentSessionInfo = AzureADPreview\Get-AzureADCurrentSessionInfo -ErrorAction Stop } catch { Write-Host 'No active Azure AD session, calling Connect-AzureAD (the login window often hides in the backgroud, minimize the PowerShell window to check if you do not see it)' -ForegroundColor Yellow AzureADPreview\Connect-AzureAD $AzureADCurrentSessionInfo = AzureADPreview\Get-AzureADCurrentSessionInfo } try { switch ($ResourceType) { 'resourcegroup' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -ProviderId AzureResources -Filter "Type eq 'resourcegroup'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } 'managementgroup' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -ProviderId AzureResources -Filter "Type eq 'managementgroup'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } 'subscription' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -Provider azureResources -Filter "Type eq 'subscription'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } Default { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -Provider azureResources -ErrorAction Stop | Out-GridView -PassThru } } } catch { if ($PSItem.Exception[0].Message -like "*expired*") { Write-Host 'Access token expired - calling Get-MSALToken (the login window often hides in the backgroud, minimize the PowerShell window to check if you do not see it)' -ForegroundColor Yellow # Get token for MS Graph by prompting for MFA (note: ClientId 1b730954-1685-4b74-9bfd-dac224a7b894 = Azure PowerShell) $MsResponse = Get-MSALToken -Scopes @("https://graph.microsoft.com/.default") -ClientId "1b730954-1685-4b74-9bfd-dac224a7b894" -RedirectUri "urn:ietf:wg:oauth:2.0:oob" -Authority "https://login.microsoftonline.com/common" -Interactive -ExtraQueryParameters @{claims = '{"access_token" : {"amr": { "values": ["mfa"] }}}' } -ErrorAction Stop # Get token for AAD Graph $AadResponse = Get-MSALToken -Scopes @("https://graph.windows.net/.default") -ClientId "1b730954-1685-4b74-9bfd-dac224a7b894" -RedirectUri "urn:ietf:wg:oauth:2.0:oob" -Authority "https://login.microsoftonline.com/common" -ErrorAction Stop AzureADPreview\Connect-AzureAD -AadAccessToken $AadResponse.AccessToken -MsAccessToken $MsResponse.AccessToken -AccountId: $AzureADCurrentSessionInfo.Account.Id -tenantId: $AzureADCurrentSessionInfo.TenantId.Guid -ErrorAction Stop switch ($ResourceType) { 'resourcegroup' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -ProviderId AzureResources -Filter "Type eq 'resourcegroup'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } 'managementgroup' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -ProviderId AzureResources -Filter "Type eq 'managementgroup'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } 'subscription' { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -Provider azureResources -Filter "Type eq 'subscription'" -ErrorAction Stop | Where-Object DisplayName -eq $ResourceName } Default { $resource = AzureADPreview\Get-AzureADMSPrivilegedResource -Provider azureResources -ErrorAction Stop | Out-GridView -PassThru } } } else { Write-Host "PIM elevation for user $($AzureADCurrentSessionInfo.Account) failed: $($PSItem.Exception.Message)" -ForegroundColor Red } } switch ($RoleName) { 'Owner' { $roleDefinition = AzureADPreview\Get-AzureADMSPrivilegedRoleDefinition -ProviderId azureResources -ResourceId $resource.Id -Filter "DisplayName eq 'Owner'" } 'Contributor' { $roleDefinition = AzureADPreview\Get-AzureADMSPrivilegedRoleDefinition -ProviderId azureResources -ResourceId $resource.Id -Filter "DisplayName eq 'Contributor'" } Default { $roleDefinition = AzureADPreview\Get-AzureADMSPrivilegedRoleDefinition -ProviderId azureResources -ResourceId $resource.Id | Out-GridView -PassThru } } $subject = AzureADPreview\Get-AzureADUser -Filter ("userPrincipalName eq" + "'" + $($AzureADCurrentSessionInfo.Account) + "'") $schedule = New-Object Microsoft.Open.MSGraph.Model.AzureADMSPrivilegedSchedule $schedule.Type = "Once" $schedule.StartDateTime = (Get-Date).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffZ") $schedule.EndDateTime = (Get-Date).AddHours($DurationInHours).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffZ") $ExistingRoleAssignmentRequest = AzureADPreview\Get-AzureADMSPrivilegedRoleAssignmentRequest -ProviderId azureResources | Where-Object RequestedDateTime -gt (Get-Date).AddHours(-8) | Where-Object ResourceId -eq $resource.Id | Where-Object RoleDefinitionId -eq $roleDefinition.Id | Where-Object { $PSItem.Status.Status -ne 'Closed' } if ($ExistingRoleAssignmentRequest) { Write-Host "User $($AzureADCurrentSessionInfo.Account) is already elevated" -ForegroundColor Yellow } else { try { AzureADPreview\Open-AzureADMSPrivilegedRoleAssignmentRequest -ProviderId azureResources -Schedule $schedule -ResourceId $resource.Id -RoleDefinitionId $roleDefinition.Id -SubjectId $subject.ObjectId -AssignmentState "Active" -Type "UserAdd" -Reason $Reason -ErrorAction Stop Write-Host "PIM elevation for user $($AzureADCurrentSessionInfo.Account) succeeded" -ForegroundColor Green } catch { # Credit for MFA activation-section: http://www.anujchaudhary.com/2020/02/connect-to-azure-ad-powershell-with-mfa.html if ($PSItem.Exception.Message -Like "*MfaRule*") { Write-Host "PIM elevation for user $($AzureADCurrentSessionInfo.Account) failed due to MFA activation requirement for role $RoleName - re-trying with MFA authencation)" -ForegroundColor Yellow Write-Host 'Calling Get-MSALToken (the login window often hides in the backgroud, minimize the PowerShell window to check if you do not see it)' -ForegroundColor Yellow try { # Get token for MS Graph by prompting for MFA (note: ClientId 1b730954-1685-4b74-9bfd-dac224a7b894 = Azure PowerShell) $MsResponse = Get-MSALToken -Scopes @("https://graph.microsoft.com/.default") -ClientId "1b730954-1685-4b74-9bfd-dac224a7b894" -RedirectUri "urn:ietf:wg:oauth:2.0:oob" -Authority "https://login.microsoftonline.com/common" -Interactive -ExtraQueryParameters @{claims = '{"access_token" : {"amr": { "values": ["mfa"] }}}' } -ErrorAction Stop # Get token for AAD Graph $AadResponse = Get-MSALToken -Scopes @("https://graph.windows.net/.default") -ClientId "1b730954-1685-4b74-9bfd-dac224a7b894" -RedirectUri "urn:ietf:wg:oauth:2.0:oob" -Authority "https://login.microsoftonline.com/common" -ErrorAction Stop AzureADPreview\Connect-AzureAD -AadAccessToken $AadResponse.AccessToken -MsAccessToken $MsResponse.AccessToken -AccountId: $AzureADCurrentSessionInfo.Account.Id -tenantId: $AzureADCurrentSessionInfo.TenantId.Guid -ErrorAction Stop AzureADPreview\Open-AzureADMSPrivilegedRoleAssignmentRequest -ProviderId aadRoles -Schedule $schedule -ResourceId $AzureADCurrentSessionInfo.TenantId -RoleDefinitionId $roleDefinition.Id -SubjectId $subject.ObjectId -AssignmentState "Active" -Type "UserAdd" -Reason $Reason -ErrorAction Stop } catch { Write-Host "PIM elevation for user $($AzureADCurrentSessionInfo.Account) failed: $($PSItem.Exception.Message)" -ForegroundColor Red } } else { Write-Host "PIM elevation for user $($AzureADCurrentSessionInfo.Account) failed: $($PSItem.Exception.Message)" -ForegroundColor Red } } } } |