Workloads/ExchangeOnline.psm1
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function Connect-MSCloudLoginExchangeOnline { [CmdletBinding()] param( [Parameter()] [System.String]$Prefix ) if ($null -eq $Global:o365Credential) { $Global:o365Credential = Get-Credential -Message "Cloud Credential" } $VerbosePreference = 'SilentlyContinue' $WarningPreference = "Continue" $clientid = "a0c73c16-a7e3-4564-9a95-2bdf47383716"; $ResourceURI = "https://outlook.office365.com"; $RedirectURI = "urn:ietf:wg:oauth:2.0:oob"; $ClosedOrBrokenSessions = Get-PSSession -ErrorAction SilentlyContinue | Where-Object -FilterScript { $_.State -ne 'Opened' } if ($ClosedOrBrokenSessions) { Write-Verbose -Message "Found Existing Unusable Session(s)." foreach ($SessionToBeClosed in $ClosedOrBrokenSessions) { Write-Verbose -Message "Closing Session: $(($SessionToBeClosed).InstanceId)" $SessionToBeClosed | Remove-PSSession } } $Global:OpenExchangeSession = Get-PSSession -Name 'ExchangeOnline' ` -ErrorAction SilentlyContinue | ` Where-Object -FilterScript { $_.State -eq 'Opened' } if ($null -eq $Global:OpenExchangeSession) { try { $PowerShellConnections = Get-NetTCPConnection | ` Where-Object -FilterScript { ` $_.RemotePort -eq '443' -and $_.State -ne 'Established' ` } while ($PowerShellConnections) { Write-Verbose -Message "This process is using the following connections in a non-Established state: $($PowerShellConnections | Out-String)" Write-Verbose -Message "Waiting for closing connections to close..." Get-PSSession -Name 'ExchangeOnline' -ErrorAction SilentlyContinue | Remove-PSSession Start-Sleep -seconds 1 $CheckConnectionsWithoutKillingWhileLoop = Get-NetTCPConnection | Where-Object -FilterScript { $_.OwningProcess -eq $PID -and $_.RemotePort -eq '443' -and $_.State -ne 'Established' } if (-not $CheckConnectionsWithoutKillingWhileLoop) { Write-Verbose -Message "Connections have closed. Waiting 5 more seconds..." Start-Sleep -seconds 5 $PowerShellConnections = Get-NetTCPConnection | Where-Object -FilterScript { $_.OwningProcess -eq $PID -and $_.RemotePort -eq '443' -and $_.State -ne 'Established' } } } if ($Global:ExchangeOnlineSession.State -eq "Closed") { Remove-PSSession $Global:ExchangeOnlineSession $Global:ExchangeOnlineSession = $null } while ($null -eq $Global:ExchangeOnlineSession) { Write-Verbose -Message "Creating new EXO Session" $TenantName = $Global:o365Credential.UserName.split("@")[1] $TenantInfo = Get-TenantLoginEndPoint -TenantName $TenantName if ($TenantInfo -like '*login.microsoftonline.us*') { $Global:CloudEnvironment = 'USGovernment' $ResourceURI = 'https://outlook.office365.us' } elseif ($TenantInfo -like '*login.microsoftonline.com*') { $Global:CloudEnvironment = 'Public' $ResourceURI = 'https://outlook.office365.com' } elseif ($TenantInfo -like '*login.microsoftonline.de*') { $Global:CloudEnvironment = 'Germany' $ResourceURI = 'https://outlook.office.de' } try { $Global:ExchangeOnlineSession = New-PSSession -Name 'ExchangeOnline' -ConfigurationName Microsoft.Exchange -ConnectionUri "$ResourceURI/powershell-liveid/" -Credential $O365Credential -Authentication Basic -AllowRedirection -ErrorAction Stop $Global:IsMFAAuth = $false } catch { try { $AuthHeader = Get-AuthHeader -UserPrincipalName $Global:o365Credential.UserName -RessourceURI $ResourceURI -clientID $clientID -RedirectURI $RedirectURI $Password = ConvertTo-SecureString -AsPlainText $AuthHeader -Force $Ctoken = New-Object System.Management.Automation.PSCredential -ArgumentList $Global:o365Credential.UserName, $Password $Global:ExchangeOnlineSession = New-PSSession -ConfigurationName Microsoft.Exchange ` -ConnectionUri "$ResourceURI/PowerShell-LiveId?BasicAuthToOAuthConversion=true" ` -Credential $Ctoken ` -Authentication Basic ` -ErrorAction Stop ` -AllowRedirection $Global:UseModernAuth = $True $Global:IsMFAAuth = $True } catch { if ($_ -like '*Connecting to remote server *Access is denied.*') { Throw "The provided account doesn't have admin access to Exchange Online." } } } } if ($null -eq $Global:ExchangeOnlineModules) { Write-Verbose -Message "Importing all commands into the EXO Session" $WarningPreference = 'SilentlyContinue' $Global:ExchangeOnlineModules = Import-PSSession $Global:ExchangeOnlineSession -AllowClobber $IPMOParameters = @{} if ($PSBoundParameters.containskey("Prefix")) { $IPMOParameters.add("Prefix",$prefix) } Import-Module $Global:ExchangeOnlineModules -Global @IPMOParameters | Out-Null } } catch { $ExceptionMessage = $_.Exception $Error.Clear() $VerbosePreference = 'SilentlyContinue' if ($ExceptionMessage -imatch 'Please wait for [0-9]* seconds') { Write-Verbose -Message "Waiting for available runspace..." [regex]$WaitTimePattern = 'Please wait for [0-9]* seconds' $WaitTimePatternMatch = (($WaitTimePattern.Match($ExceptionMessage)).Value | ` Select-String -Pattern '[0-9]*' -AllMatches) $WaitTimeInSeconds = ($WaitTimePatternMatch | ForEach-Object { $_.Matches } | Where-Object -FilterScript { $_.Value -NotLike $null }).Value Write-Verbose -Message "Waiting for requested $WaitTimeInSeconds seconds..." Start-Sleep -Seconds ($WaitTimeInSeconds + 1) try { Test-MSCloudLogin -Platform 'ExchangeOnline' -CloudCredential $Global:o365Credential } catch { $VerbosePreference = 'SilentlyContinue' $WarningPreference = "SilentlyContinue" $Global:ExchangeOnlineSession = $null Close-SessionsAndReturnError -ExceptionMessage $_.Exception $Message = "Can't open Exchange Online session from Connect-ExchangeOnline" New-Office365DSCLogEntry -Error $_ -Message $Message } } else { Write-Verbose $_.Exception $VerbosePreference = 'SilentlyContinue' throw $_ } } } else { Write-Verbose -Message "Using Existing ExchangeOnline Session." $Global:OpenExchangeSession = Get-PSSession -Name 'ExchangeOnline' -ErrorAction SilentlyContinue | Where-Object -FilterScript { $_.State -eq 'Opened' } $VerbosePreference = 'SilentlyContinue' $WarningPreference = "SilentlyContinue" } return } |