internal/functions/Assert-ServiceConnection.ps1
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function Assert-ServiceConnection { <# .SYNOPSIS Checks current connection status for SCC, EXO and AzureAD .DESCRIPTION Checks current connection status for SCC, EXO and AzureAD .PARAMETER Services List of the desired services to assert the connection to. Current available services: EXO, SCC, MicrosoftTeams, MSOnline, AzureAD, AzureADPreview, Azure, ExchangeLocal, ExchangeRemote, AD. .EXAMPLE PS C:\> Assert-ServiceConnection -Services ExchangeLocal, AD Checks current connection status for Exchange Onprem in local machine and Active Directory. #> [CmdletBinding()] param ( [ValidateSet('EXO', 'SCC', 'MicrosoftTeams', 'MSOnline', 'AzureAD', 'AzureADPreview', 'Azure', 'ExchangeLocal', 'ExchangeRemote', 'AD')] [String[]] $Services ) $Sessions = Get-PSSession $ServicesToConnect = New-Object -TypeName "System.Collections.ArrayList" Switch ( $Services ) { Azure {} AzureAD { try { $Null = Get-AzureADCurrentSessionInfo -ErrorAction Stop } catch { $null = $ServicesToConnect.add("AzureAD") } } AzureADPreview {} MSOnline {} MicrosoftTeams {} SCC { if ( -not ($Sessions.ComputerName -match "ps.compliance.protection.outlook.com") ) { $null = $ServicesToConnect.add("SCC") } } EXO { if ( $Sessions.ComputerName -notcontains "outlook.office365.com" ) { $null = $ServicesToConnect.add("EXO") } } ExchangeLocal { if ( $sessions.name -notmatch "Session" ) { $null = $ServicesToConnect.add("ExchangeLocal") } } ExchangeRemote { if ( $sessions.name -notmatch "WinRM" ) { $null = $ServicesToConnect.add("ExchangeRemote") } } AD { if ( -not (Get-Module ActiveDirectory -ListAvailable) ) { $null = $ServicesToConnect.add("AD") } else { Import-Module ActiveDirectory # Variable to be used when the machine is not # an Exchange but the AD module is installed [switch]$Global:LocalAD = $True } } } return $ServicesToConnect return $LocalAD } |