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Set-Password.ps1
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Set-Password.ps1
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Function Set-Password {
#requires -version 2.0
<#
.Synopsis
Allows the changing of the local account password on a local or remote machine.
.Description
Allows the changing of the local account password on a local or remote machine.
.Parameter computer
Computer that the password will be changed on. Supports a single computer or collection of computers and can be processed
through the pipeline.
.Parameter user
Account that will have the password changed.
.Example
Set-Password -computer 'server' -user 'Administrator'
User will be prompted to type in the password for Administrator prior to being changed on 'server'
.Example
Set-Password -computer @('server','server2') -user 'Administrator'
User will be prompted to type in the password for Administrator prior to being changed on 'server' and 'server2'
.Example
@('server','server2') | Set-Password -user 'Administrator'
User will be prompted to type in the password for Administrator prior to being changed on 'server' and 'server2'
.Example
Set-Password -computer (Get-Content hosts.txt) -user 'Administrator'
User will be prompted to type in the password for Administrator prior to being changed on 'server' and 'server2'
.Inputs
None
.Outputs
None
.Link
http://boeprox.wordpress.com
.Notes
NAME: Set-Password
VERSION: 1.0
AUTHOR: Boe Prox
Date: 26 August 2010
#>
[CmdletBinding(
SupportsShouldProcess = $True,
ConfirmImpact = 'low',
DefaultParameterSetName = 'server'
)]
Param (
[Parameter(
ValueFromPipeline=$True,
Position=0,
Mandatory=$True,
HelpMessage="List of servers")]
[ValidateNotNullOrEmpty()]
[array]$computer,
[Parameter(
ValueFromPipeline=$False,
Position=1,
Mandatory=$True,
HelpMessage="Account to change password")]
[ValidateNotNullOrEmpty()]
[string]$user
)
Begin {
Write-Verbose "Building container for report"
$arrlist = @()
Write-Verbose "Prompting for password"
$password = Read-Host "Type password -- VERIFY BEFORE CLICKING RETURN!!!"
Write-Verbose "Checking for existence of error log and clearing contents"
$errorlog = "passwordchangeerrors.txt"
If ([system.io.file]::exists($errorlog)) {
Clear-content $errorlog
}
}
Process {
#Iterate through computer list
ForEach ($c in $computer) {
$temp = New-Object PSobject
Try {
Write-Verbose "Testing Connection to $($c)"
Test-Connection -comp $c -count 1 -ea stop | out-null
#Verify account exists before attempting password change
Write-Verbose "Verifying that $($user) exists on $($computer)"
$colusers = ([ADSI]("WinNT://$c,computer")).children | ? {$_.psbase.schemaClassName -eq "User"} | Select -expand Name
If ($colusers -contains $user) {
Write-Host -foregroundcolor Green "Changing password on $c..."
$ErrorActionPreference = 'stop'
Try {
#Make connection to remote/local computer and user account
$account = [adsi]("WinNT://"+$c+"/$user, user")
#Change password on user account
If ($pscmdlet.ShouldProcess($($user))) {
$account.psbase.invoke("SetPassword", $password)
$account.psbase.CommitChanges()
}
Write-Verbose "Adding information to report"
$temp | Add-Member NoteProperty TimeStamp "$(get-date)"
$temp | Add-Member NoteProperty Server $c
$temp | Add-Member NoteProperty Account $user
$temp | Add-Member NoteProperty Status "Password Changed"
$temp | Add-Member NoteProperty Notes ""
}
Catch {
$errorflag = $True
Write-Verbose "Writing errors to $($errorlog)"
"$(get-date) :: Server:$($c) :: $($error[0].exception)" | Out-File -append $errorlog
Write-Verbose "Adding information to report"
$temp | Add-Member NoteProperty TimeStamp "$(get-date)"
$temp | Add-Member NoteProperty Server $c
$temp | Add-Member NoteProperty Account $user
$temp | Add-Member NoteProperty Status "Error Changing Password"
$temp | Add-Member NoteProperty Notes $error[0]
}
}
Else {
$errorflag = $True
Write-Verbose "Writing errors to $($errorlog)"
"$(get-date) :: Server:$($c) :: $($user) does not exist!)" | Out-File -append $errorlog
Write-Verbose "Adding information to report"
$temp | Add-Member NoteProperty TimeStamp "$(get-date)"
$temp | Add-Member NoteProperty Server $c
$temp | Add-Member NoteProperty Account $user
$temp | Add-Member NoteProperty Status "Unable to change password"
$temp | Add-Member NoteProperty Notes "Username does not exist"
}
}
Catch {
$errorflag = $True
Write-Verbose "Writing errors to $($errorlog)"
"$(get-date) :: Server:$($c) :: $($error[0].exception)" | Out-File -append $errorlog
Write-Verbose "Adding information to report"
$temp | Add-Member NoteProperty TimeStamp "$(get-date)"
$temp | Add-Member NoteProperty Server $c
$temp | Add-Member NoteProperty Account $user
$temp | Add-Member NoteProperty Status "Error Connecting to computer"
$temp | Add-Member NoteProperty Notes $error[0]
}
Finally {
#Merge temp report with main report
Write-Verbose "Merging report"
$arrlist += $temp
}
}
}
End {
#Generate report to screen
Write-Verbose "Generating report"
$arrlist
If ($errorflag) {
Write-Host -fore Yellow "Errors were reported during run, please look at $($pwd)\$($errorlog) for more details."
}
Write-Verbose "Removing password from variable `$password"
$password = $Null
}
}