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Get Mailbox Size Report

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Added support for certificate based authentication
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AdminDroid 2024-07-08 16:48:34 +05:30
parent 67f15b3b77
commit 21da68b523
1 changed files with 30 additions and 32 deletions
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62
Mailbox Size Report/GetMailboxSizeReport.ps1
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@ -2,19 +2,20 @@
=============================================================================================
Name: Microsoft 365 Mailbox Size Report
Description: This script exports Microsoft 365 mailbox size report to CSV
Version: 2.0
Version: 3.0
Website: o365reports.com
Script Highlights:
~~~~~~~~~~~~~~~~~
1.The script uses modern authentication to connect to Exchange Online.
2.The script can be executed with MFA enabled account too.
3.Exports report results to CSV.
4.You can choose to either “export mailbox size of all mailboxes” or pass an input file to “get usage statistics of specific mailboxes” alone.
5.Allows to use filter to get user mailboxes’ size alone
6.Allows to use filter to get shared mailboxes’ size alone.
7.Automatically installs the EXO (Exchange Online) V2 module (if not installed already) upon your confirmation.
8.The script is scheduler friendly. I.e., Credential can be passed as a parameter instead of saving inside the script.
1.Exports mailbox size report for all mailboxes.
2.Retrieves mailbox size for list of mailboxes (import CSV)
3.Allows to use filter to get user mailboxes’ size alone 
4.Allows to use filter to get shared mailboxes’ size alone. 
5.Automatically installs the EXO PowerShell module (if not installed already) upon your confirmation. 
6.The script can be executed with MFA enabled account too.  
7.Exports report results to CSV. 
8.The script is scheduler friendly. 
9.Supports certificate- based authentication (CBA) too.
For detailed Script execution: https://o365reports.com/2020/10/21/export-office-365-mailbox-size-report-using-powershell/
============================================================================================
@ -22,12 +23,14 @@ For detailed Script execution: https://o365reports.com/2020/10/21/export-office-
Param
(
[Parameter(Mandatory = $false)]
[switch]$MFA,
[switch]$SharedMBOnly,
[switch]$UserMBOnly,
[string]$MBNamesFile,
[string]$UserName,
[string]$Password
[string]$Password,
[string]$Organization,
[string]$ClientId,
[string]$CertificateThumbprint
)
Function Get_MailboxSize
@ -48,44 +51,39 @@ Function Get_MailboxSize
Function main()
{
#Check for EXO v2 module inatallation
#Check for EXO module inatallation
$Module = Get-Module ExchangeOnlineManagement -ListAvailable
if($Module.count -eq 0)
{
Write-Host Exchange Online PowerShell V2 module is not available -ForegroundColor yellow
Write-Host Exchange Online PowerShell module is not available -ForegroundColor yellow
$Confirm= Read-Host Are you sure you want to install module? [Y] Yes [N] No
if($Confirm -match "[yY]")
{
Write-host "Installing Exchange Online PowerShell module"
Install-Module ExchangeOnlineManagement -Repository PSGallery -AllowClobber -Force
Install-Module ExchangeOnlineManagement -Repository PSGallery -AllowClobber -Force -Scope CurrentUser
Import-Module ExchangeOnlineManagement
}
else
{
Write-Host EXO V2 module is required to connect Exchange Online.Please install module using Install-Module ExchangeOnlineManagement cmdlet.
Write-Host EXO module is required to connect Exchange Online.Please install module using Install-Module ExchangeOnlineManagement cmdlet.
Exit
}
}
#Connect Exchange Online with MFA
if($MFA.IsPresent)
Write-Host Connecting to Exchange Online...
#Storing credential in script for scheduling purpose/ Passing credential as parameter - Authentication using non-MFA account
if(($UserName -ne "") -and ($Password -ne ""))
{
Connect-ExchangeOnline
$SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force
$Credential = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword
Connect-ExchangeOnline -Credential $Credential
}
elseif($Organization -ne "" -and $ClientId -ne "" -and $CertificateThumbprint -ne "")
{
Connect-ExchangeOnline -AppId $ClientId -CertificateThumbprint $CertificateThumbprint -Organization $Organization -ShowBanner:$false
}
#Authentication using non-MFA
else
{
#Storing credential in script for scheduling purpose/ Passing credential as parameter
if(($UserName -ne "") -and ($Password -ne ""))
{
$SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force
$Credential = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword
}
else
{
$Credential=Get-Credential -Credential $null
}
Connect-ExchangeOnline -Credential $Credential
Connect-ExchangeOnline -ShowBanner:$false
}
#Output file declaration