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← Revision 94 as of 2024-08-30 00:21:07 ⇥
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= Windows and AD Scripts = == List of AD accounts and the last time they logged in == {{{#!highlight powershell Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp | select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}} |
|| Get-Help [Powershell command] || Gives you help on that powershell command || || Get-Member || Will list the fields of the object you send it || || Sort-Object -Property [property name] || Will sort the objects you send in by the property name(s) which can be a comma separated list || || Where-Object {$_.property -like '*string*'} || Will filter the objects. Also short cut notation: ? {$_.property -like '*string*'} || || Get-Command -Module PSWindowsUpdate || Lists all the commands in the PSWindowsUpdate module || = Windows = == Printing all docx and pdf files in a directory == {{{#!highlight powershell $Path = "PATH WERE FILES EXIST" cd $Path $DocList = Get-ChildItem -Path $Path -filter *.docx -file -ErrorAction SilentlyContinue $PdfList = Get-ChildItem -Path $Path -filter *.pdf -file -ErrorAction SilentlyContinue foreach ($f in $DocList) { Start-Process -FilePath $f -Verb print Write-Host "Printing DOCX: $f" } foreach ($p in $PdfList) { Start-Process -FilePath $p -Verb print Write-Host "Printing PDF: $p" } }}} == Basic filtering of services == {{{#!highlight powershell Get-Service | ? { ($_.Status -eq "Running") -and ($_.StartType -eq "Manual") } }}} == Expand all zip files into directories with zip name == {{{#!highlight powershell $list = Get-ChildItem | ? { $_.Name -like "*.zip" } | select Name foreach ($line in $list) { $parts = $line.Name.Split(".") $outDir = ".\" + $parts[0] $inFile = $line.Name mkdir $outDir Expand-Archive $inFile -DestinationPath $outDir } }}} == List of Listening Ports with their owning programs == {{{#!highlight powershell $listening = (Get-NetTCPConnection | ? {($_.State -eq "Listen") -and ($_.RemoteAddress -eq "0.0.0.0")}) foreach ($l in $listening) { $procid = $l.OwningProcess $proc = Get-Process -PID $procid | SELECT ID,ProcessName Write-Host $($l.LocalPort) "||" $($procid) "||" $proc.ProcessName } $udp = Get-NetUDPEndpoint foreach ($u in $udp) { $procid = $u.OwningProcess $proc = Get-Process -PID $procid | SELECT ID,ProcessName Write-Host "||" $($u.LocalAddress) "||" $($u.LocalPort) "||" $($procid) "||" $proc.ProcessName "||" } |
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}}} == Remote Session / Shell == {{{#!highlight powershell Enter-PSSession -Computer [ComputerName] |
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== Windows Backup Setup == Suppose that we have added a new disk for local backup purposes and that it is Disk 1. {{{#!highlight powershell Add-WindowsFeature -Name Windows-Server-Backup $policy = New-WBPolicy #Note that this is the backup policy, its like a job, but you can only have one of these daily backups weird huh? Yeah, I'll show you a different way later! Add-WBSystemState -Policy $policy $volumes = Get-WBVolume -CriticalVolumes Add-WBVolume -Policy $policy -Volume $volumes $disks = GEt-WBDisk $target = New-WBBackupTarget -Disk $disks[1] Add-WBBackupTarget -Policy $policy -Target $target Set-WBSchedule -Policy $policy -Schedule "01:30" #Daily at 1:30 AM Set-WBPolicy -Policy $policy #save this as the default policy, and answer Y to the format backup storage disk. }}} == Getting Rid of Pesky Service Not Running Errors == Did you ever look at your server dashboard and see a big fat red mark next to services only to find out that it is a service that will just quit again if you run it. You look into it and, no you don't need it!!! Two such services are: * OneSyncSvc * WpnUserService Here is how to turn them off: {{{#!highlight powershell Set-ItemProperty -Path "Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\OneSyncSvc*" -Name "Start" -Value 4 Set-ItemProperty -Path "Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\WpnUserService*" -Name "Start" -Value 4 }}} If you just want these to be "Manual" instead of "Disabled" use a value of 3 instead of 4. = AD Scripts = == Add RSAT tools to Windows 10 == {{{#!highlight powershell Get-WindowsCapability -Name RSAT* -Online | Add-WindowsCapability -Online }}} OR Use Choco: https://chocolatey.org (Note: in 2024 using Windows 11 Pro Education, chocolatey refused to install because it was a version it didn't expect) {{{#!highlight powershell c:\> choco install -y rsat }}} == Install App Compatibility on Server Core == 1. Download the ISO (or if you are using my VM infrastructure, its already available, just load it into your DVD drive) {{{#!highlight powershell Add-WindowsCapability -Online -Name ServerCore.AppCompatibility -Source D:\LanguagesAndOptionalFeatures -LimitAccess }}} OR If you are lucky, you can try this one: {{{#!highlight powershell Add-WindowsCapability -Online -Name ServerCore.AppCompatibility~~~~0.0.1.0 }}} Don't forget to eject the DVD. == List FSMO roles and Global Catalog servers == {{{#!hightlight powershell Get-ADDomain | Select-Object InfrastructureMaster, RidMaster, PDCEmulator Get-ADForest | Select-Object DomainNamingMaster, SchemaMaster Get-ADDomainController -Filter {IsGlobalCatalog -eq $true} | Select-Object Hostname }}} OR On a domain controller: {{{ c:\> netdom query fsmo }}} == Add User to the Active Directory as a batch == My preference is to add a user by creating a spreadsheet using the following commands. {{{#!highlight powershell #Install-PackageProvider -Name Nuget -Force #Install-Module ImportExcel -Scope CurrentUser $userlist = Import-Excel -Path C:\Users\Administrator\Desktop\Lab03.xlsx foreach ($user in $userlist) { if ($user.Name) { if ($user.Manager -eq "None") { New-ADUser -Name $user.Name -GivenName $user.GivenName -Surname $user.SurName ` -SamAccountName $user.Username ` -Path $user.OU ` -AccountPassword (ConvertTo-SecureString "Hello123!@#" -AsPlainText -Force) ` -Enabled $true ` -Organization "CRT" ` -Title $user.Position ` -Department "Meneal Labor" ` -Company "CRT" ` -PasswordNeverExpires $true -ChangePasswordAtLogon $false } else { $manager = Get-ADUser -Filter {name -eq "Thomas Watson"} New-ADUser -Name $user.Name -GivenName $user.GivenName -Surname $user.SurName ` -SamAccountName $user.Username ` -Path $user.OU ` -AccountPassword (ConvertTo-SecureString "Hello123!@#" -AsPlainText -Force) ` -Enabled $true ` -Organization "CRT" ` -Title $user.Position ` -Manager $manager ` -Department "Meneal Labor" ` -Company "CRT" ` -PasswordNeverExpires $true -ChangePasswordAtLogon $false } } } Add-ADGroupMember -Identity Students -Members ab }}} See: [[attachment:Sample Add students accounts for Powershell.xlsx|Excel Example]] == List of AD accounts and the last time they logged in and created date == {{{#!highlight powershell # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are # using, may not have ever been logged into by the user #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp | # select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}} # INSTEAD USE THIS METHOD # NOTE: if run on a domain controller, it must be run as an elevated user. It appears to run fine from a client without elevated privileges #To get the correct created dates, you must run this script from an elevated prompt or NOT ON A DOMAIN CONTROLLER Import-Module ActiveDirectory function Get-LastLogonEvents { $UserList = New-Object System.Collections.ArrayList $dcs = Get-ADDomainController -Filter {Name -like "*"} $users = Get-ADUser -Filter * foreach($user in $users) { $time = 0 $created = Get-Date -Date "8/10/2000 12:00:00 AM" foreach($dc in $dcs) { $hostname = $dc.HostName $aduser = Get-ADUser $user.SamAccountName -Properties whenCreated $currentUser = $aduser | Get-ADObject -Server $hostname -Properties lastLogon, lastLogonTimestamp if($currentUser.LastLogon -gt $time) { $time = $currentUser.LastLogon } if($currentUser.LastLogonTimeStamp -gt $time) { $time = $currentUser.LastLogonTimeStamp } if($aduser.whenCreated -gt $created) { $created = $aduser.whenCreated } } $dt = [DateTime]::FromFileTime($time) $temp = New-Object System.Object $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $user.SamAccountName $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt $temp | Add-Member -MemberType NoteProperty -Name "Created" -Value $created $UserList.Add($temp) | Out-Null $time = 0 } return $UserList } $myList = Get-LastLogonEvents | Sort-Object Created,LastLogon | Select SamAccountName, LastLogon, Created #Write-Output $myList $myList | Export-Csv -Path "C:\Users\scot\Desktop\Users12-14-2021.csv" }}} == Delete AD User accounts that have not been used in X days == {{{#!highlight powershell $DaysAgo = (Get-Date).AddDays(-180) #Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo) } | FT Name, SamAccountName, DistinguishedName, LastLogonDate Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo) } | Remove-ADUser -Confirm }}} == Delete AD Computer accounts that have not been used in X days == {{{#!highlight powershell $YearAgo = (Get-Date).AddDays(-370) Get-ADComputer -Filter * -Properties * | ? {$_.LastLogonDate -le $YearAgo } | Remove-ADObject -Recursive -Confirm #Get-ADComputer -Filter * -Properties * | ? {$_.LastLogonDate -le $YearAgo } | FT Name, LastLogonDate -AutoSize }}} == List AD Computer accounts and the last time they have been logged in == {{{#!highlight powershell # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are # using, may not have ever been logged into by the user #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp | # select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}} # INSTEAD USE THIS METHOD Import-Module ActiveDirectory function Get-LastComputerLogonEvents { $ComputerList = New-Object System.Collections.ArrayList $dcs = Get-ADDomainController -Filter {Name -like "*"} Write-Output $dcs $computers = Get-AdComputer -Filter * $time = 0 foreach($computer in $computers) { foreach($dc in $dcs) { $hostname = $dc.HostName $currentComputer = Get-ADComputer $computer.SamAccountName | Get-ADObject -Server $hostname -Properties lastLogon if($currentComputer.LastLogon -gt $time) { $time = $currentComputer.LastLogon } } $dt = [DateTime]::FromFileTime($time) $temp = New-Object System.Object $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $computer.SamAccountName $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt $ComputerList.Add($temp) | Out-Null $time = 0 } return $ComputerList } $myList = Get-LastComputerLogonEvents | Sort-Object LastLogon | FT SamAccountName, LastLogon Write-Output $myList }}} You can also try this one-liner {{{#!highlight powershell Get-ADUser -filter {enabled -eq $true} -SearchBase "ou=OU_Students,dc=cs,dc=southern,dc=edu" -Properties * | Select-Object SamAccountName,Name,@{N='LastLogon';E={[DateTime]::FromFileTime($_.LastLogon)}}| ? {$_.LastLogon -lt '2022-01-01'} | Sort-Object LastLogon -Descending }}} == Adding DNS records to Windows DNS - For CPTR 446 class == {{{#!highlight powershell Import-Csv googleips.csv | ForEach-Object { Add-DnsServerResourceRecordA -Name $_.DNSName -ComputerName dc1.cs.southern.edu -ZoneName cs.southern.edu $_.IP } }}} == Setting up a Group Managed Service Account == An account that is automatically managed (e.g. password updates) by the domain. See get-help New-AdServiceAccount {{{#!highlight powershell # Adds the required root key to the key distribution service Add-KdsRootKey -EffectiveTime ((get-date).AddHours(-10)) #Create an account: New-ADServiceAccount Sql-Srv-Acct -DNSHostName Sql-Srv-Acct.home.scotpatti.com -PrincipalsAllowedToRetrieveManagedPassword "Domain Controllers" #Install account on rita.home.scotnpatti.com Install-ADServiceAccount -Identity 'Sql-Srv-Acct' }}} == Setting up a Storage Pool & Virtual Disk == {{{#!highlight powershell $PhysicalDisk=(Get-PhysicalDisk -CanPool $True) New-StoragePool -FriendlyName Carribean -StorageSubSystemFriendlyName "Windows Storage*" -ResiliencySettingNameDefault Parity -ProvisioningTypeDefault Thin -PhysicalDisks $PhysicalDisks -Verbose New-VirtualDisk -StoragePoolFriendlyName Carribean -FriendlyName StarFish -ResiliencySettingName Parity -Size 2GB Get-VirtualDisk -FriendlyName StarFish | Initialize-Disk -PartitionStyle GPT -PassThru Get-Disk #will list the number of the StarFish disk if you don't see it from the command above #If the disk is offline Set-Disk -Number [X] -IsOffline $False Initialize-Disk -Number [X] -PartitionStyle GPT New-Partition -DiskNumber [X] -DriveLetter '[Y]' -UseMaximumSize Format-Volume -DriveLetter '[Y]' -FileSystem NTFS }}} |
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I needed this once when I was trying to refresh the Library share. It failed on refresh with an error saying that a DVD was in use and wouldn't refresh until it was no longer in use. The following commands allowed me to identify the machines. In general all of these need: {{{#!highlight powershell Import-Module VirtualMachineManager }}} |
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I needed this once when I was trying to refresh the Library share. It failed on refresh with an error saying that a DVD was in use and wouldn't refresh until it was no longer in use. The following commands allowed me to identify the machines. {{{#!highlight powershell |
{{{#!highlight powershell |
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}}} == List VMs at the end of the semester to be deleted == {{{#!highlight powershell Get-SCVirtualMachine | Select Name, MarkedAsTemplate, Owner | Sort-Object -Property Owner, Name | Export-Csv -Path .\vms2019w.csv }}} == Get a list of VM Mac Addresses for CPTR 427 == {{{#!highlight powershell Get-SCVirtualMachine | Where-Object { $_.Name -like "*427*" } | select -ExpandProperty VirtualNetworkAdapters | select MacAddress }}} == Add DHCP Reservations to Ruth == {{{#!highlight powershell Add-DhcpServerv4Reservation -ScopeId 10.10.4.0 -IPAddress 10.10.4.10 -ClientId "00-1D-D8-C0-00-01" -ComputerName "ruth" -Description "00-1D-D8-C0-00-01" }}} == Get a list of IP address for SCVMM == {{{#!highlight powershell Get-SCMACAddress -Assigned | Format-Table -Property ` @{label="MAC address"; expression={$_.Name}; width=18}, @{label="Name"; expression={$_.Description}; width=30}, @{label="IP address"; expression={$a = $_.Address -replace ":", ""; $l = Get-DhcpServerv4Lease -ScopeId 10.10.4.0 -ComputerName "ruth" -ClientId $a; $l.IPAddress}; width=16} #Get-DhcpServerv4Lease -ScopeId 216.249.119.0 -ComputerName 'csdc01' -ClientId '001DD8B71C28' }}} == List SCVMM VMs/Templates and their Ownership - Change Ownership == {{{#!highlight powershell Get-SCVMTemplate | ? { $_.Owner -eq "DOMAIN\X" } | Set-SCVMTemplate -Owner "DOMAIN\Y" Get-SCVirtualMachine | ? { $_.Owner -eq "DOMAIN\X" } | Set-SCVirtualMachine -Owner "X\Y" }}} == List SCVMM VMs/Templates LimitCPUForMigration and Set to allow migration == Note: Setting LimitCPUForMigration = $true means that we are limiting the CPU so that it can migrate to different versions of the same CPU. {{{#!highlight powershell Get-SCVMTemplate | ? { $_.LimitCPUForMigration -eq $false } | Set-SCVMTemplate -LimitCPUForMigration $true Get-SCVirtualMachine | ? { $_.LimitCPUForMigration -eq $false } | Set-SCVirtualMachine -LimitCPUForMigration $true }}} == List SCVMM VMs that are not associated with the cloud and associate them == {{{#!highlight powershell $Cloud = $Cloud = Get-SCCloud -VMMServer samuel | ? {$_.Name -eq "Nimbus"} Get-SCVirtualMachine -VMMServer samuel | ? { $_.Cloud -ne $Cloud } | Set-SCVirtualMachine -Cloud $Cloud }}} == Setting up a Windows 2019 Server for the first time == 1. Install the server - follow prompts. 1. Setup the AVMA key as shown below OR use sconfig in the next step. {{{#!highlight powershell # Install the AVMA key. slmgr /ipk TNK62-RXVTB-4P47B-2D623-4GF74 1. #First run sconfig and setup the name, timezone and network, remote management and remote desktop. You can also setup windows update from here. # Next we need to install Windows update and get it started. # This will install nuget package too. Install-Module PSWindowsUpdate # Now start the update process # First we'll look at what updates are there Get-WUInstall # Now install them Install-WindowsUpdate }}} See the NAT setup near the bottom! That appears to have negated the need to change firewall rules. Also, I was not able to connect to the system via Server Manager right away. But a few minutes later, I could. No changes were made. But for posterity, they are here: {{{#!highlight powershell # To turn on or off the firewall Get-NetFirewallProfile # to set firewall on or off Set-NetFirewallProfile -Name Domain,Public,Private -Enabled True #Te get/set the firewall rule for private networks to allow any machine on a private network. Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Get-NetFirewallAddressFilter #Shows the address filter Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Set-NetFirewallRule -RemoteAddress 192.168.1.0/24 }}} Using Server Manager, install AD DS == Power shell to list of VM hard drives sizes == {{{#!highlight powershell $vms = Get-SCVirtualDiskDrive -all foreach ($v in $vms) { $d = $v | select -ExpandProperty VirtualHardDisk Write-Output "$($v.Name), $($d.Size)" } }}} == List the amount of memory used by virtual machines == {{{#!highlight powershell Get-SCVirtualMachine | ForEach-Object { $size += $_.Memory } }}} Resources: * [[https://gallery.technet.microsoft.com/scriptcenter/2d191bcd-3308-4edd-9de2-88dff796b0bc#content|Powershell and Windows Update]] == Power Shell Scripts to create a NAT network (without DHCP) on Windows 10 == {{{#!highlight powershell New-VMSwitch -SwitchName "CPTE230" -SwitchType Internal Get-VMSwitch #just for show Get-NetAdapter #get the ifIndex of your vEthernet adapter e.g. 67 New-NetIPAddress -IPAddress 192.168.1.1 -PrefixLength 24 -InterfaceIndex 67 #Using the network ifIndex found above, e.g. 67 New-NetNat -Name CPTE230NAT -InternalIPInterfaceAddressPrefix 192.168.1.0/24 #create the NAT }}} == Power Shell Script to List Network Adapters on a VM == Note: When looking at the !VirtualNetworkAdapterType value, "Emulated" means that it is "legacy" network adapter and "Synthetic" means its a non-legacy adapter. {{{#!highlight powershell Get-SCVirtualMachine | ? { $_.Name -like "*pfsense*" } | Get-SCVirtualNetworkAdapter }}} == List VLANs for all CPTR 427 Virtual Machines in System Center == {{{#!highlight powershell Get-SCVirtualMachine | ? { $_.Name -like "*427*" } | SELECT Name,@{label="VlanID";expression={($_.VirtualNetworkAdapters).VlanID}} | Sort-Object Name | Export-Csv -Path .\VlanData.csv }}} == List All disconnected Adapters == {{{#!highlight powershell $vms = Get-SCVirtualMachine foreach ($vm in $vms) { $adapters = Get-SCVirtualNetworkAdapter -VM $vm foreach ($adapter in $adapters) { if ($adapter.VMNetwork -eq $null -or $adapter.VMNetwork -eq "" ) { Write-Host $vm.Name "missing connection on'" $adapter.MACAddress "'" } } } }}} == Revoke all MAC addresses Back to the Pool == This came up as a maintenance issue when we lost some VMs, but not the configurations {{{#!highlight powershell $HostGroup = Get-SCVMHostGroup | where { $_.Path -eq "All Hosts\Server2016" } $MACAddressPool = Get-SCMACAddressPool -VMHostGroup $HostGroup $MACAddress = Get-SCMACAddress -MACAddressPool $MACAddressPool[0] ForEach ($item in $MACAddress) { Revoke-SCMACAddress $item } }}} == Change all VMs to use Dynamic Memory and reduce memory usage == {{{#!highlight powershell $list = Get-SCVirtualMachine | ? { ($_.Name -like "*427*") -and ($_.DynamicMemoryEnabled -eq $False) } foreach ($vm in $list) { if ($vm.Status -ne "PowerOff") {Stop-SCVirtualMachine -VM $vm} Set-SCVirtualMachine -VM $vm -DynamicMemoryEnabled $True -MemoryMB 1024 -DynamicMemoryMinimumMB 1024 -DynamicMemoryMaximumMB 6144 } }}} = Grading Scripts = These are here for preparing various assignments in classes for grading, or actually grading them. == General Prep for CPTR 446 handins of the !CompanyEmployees solutions == {{{#!highlight powershell param ($path) function Change-ConnectionString { param ( $filepath ) $success = $false foreach ($f in $filepath) { if (-not(Test-Path -Path $f -PathType Leaf)) { Write-Host " ERROR: settings file not found!" break } $c = Get-Content $f -Raw | ConvertFrom-Json if ($c.ConnectionStrings.sqlConnection) { $c.ConnectionStrings.sqlConnection = "Server=localhost;Database=CompanyEmployee;User Id=sa;Password=ConstraintDB123;" $c | ConvertTo-Json -Depth 32 | Set-Content $f $success = $true } else { Write-Host " ERROR: settings file does not contain a 'sqlConnection' property!!!" break } } if ($success) { Write-Host " Settings file successfully change." } else { Write-Host " Error: Unable to successsfully update any appsettings.json!!!" } } function Find-FirstFolder { param ( $folder ) $list = Get-ChildItem -Path $folder -Recurse -File -Filter "appsettings.json" | Resolve-Path | ? { -not ( ( $_.Path -match "ware" ) -or ( $_.Path -match "bin" ) ) } if ($list.Length -gt 1) { Write-Host " Warning: More than one appsettings.json file found!" } return $list } if (!$path) { $path = "." } $ScriptPath = $pwd $FullPath = Resolve-Path -Path $path cd $FullPath $files = Get-ChildItem -Filter "*.zip" | select Name foreach ($f in $files) { $parts = $f.Name.Split(".") $outDir = ".\" + $parts[0].Split("_")[0].replace(' ','') Write-Host $outDir New-Item -Path $outDir -ItemType Directory | Out-Null Expand-Archive $f.Name -DestinationPath $outDir $settings = Find-FirstFolder -folder $outDir Change-ConnectionString -filepath $settings } cd $ScriptPath.ProviderPath }}} |
Here is a list of Power Shell Scripts that are too cool to ignore
Contents
- Here is a list of Power Shell Scripts that are too cool to ignore
-
Windows
- Printing all docx and pdf files in a directory
- Basic filtering of services
- Expand all zip files into directories with zip name
- List of Listening Ports with their owning programs
- List Memory Installed
- List object from Registry - namely version of .NET installed
- Remote Session / Shell
- Remote commands
- Replace a string in a file using a regular expression
- Windows Backup Setup
- Getting Rid of Pesky Service Not Running Errors
-
AD Scripts
- Add RSAT tools to Windows 10
- Install App Compatibility on Server Core
- List FSMO roles and Global Catalog servers
- Add User to the Active Directory as a batch
- List of AD accounts and the last time they logged in and created date
- Delete AD User accounts that have not been used in X days
- Delete AD Computer accounts that have not been used in X days
- List AD Computer accounts and the last time they have been logged in
- Adding DNS records to Windows DNS - For CPTR 446 class
- Setting up a Group Managed Service Account
- Setting up a Storage Pool & Virtual Disk
-
SCVMM Powershell scripts
- Get a list of Virtual Machines that have a DVD attached
- List VMs at the end of the semester to be deleted
- Get a list of VM Mac Addresses for CPTR 427
- Add DHCP Reservations to Ruth
- Get a list of IP address for SCVMM
- List SCVMM VMs/Templates and their Ownership - Change Ownership
- List SCVMM VMs/Templates LimitCPUForMigration and Set to allow migration
- List SCVMM VMs that are not associated with the cloud and associate them
- Setting up a Windows 2019 Server for the first time
- Power shell to list of VM hard drives sizes
- List the amount of memory used by virtual machines
- Power Shell Scripts to create a NAT network (without DHCP) on Windows 10
- Power Shell Script to List Network Adapters on a VM
- List VLANs for all CPTR 427 Virtual Machines in System Center
- List All disconnected Adapters
- Revoke all MAC addresses Back to the Pool
- Change all VMs to use Dynamic Memory and reduce memory usage
- Grading Scripts
For the uninitiated:
Symbol |
Meaning |
% |
shortcut for foreach object |
$_ |
current object in the pipeline |
Get-Help [Powershell command] |
Gives you help on that powershell command |
Get-Member |
Will list the fields of the object you send it |
Sort-Object -Property [property name] |
Will sort the objects you send in by the property name(s) which can be a comma separated list |
Where-Object {$_.property -like '*string*'} |
Will filter the objects. Also short cut notation: ? {$_.property -like '*string*'} |
Get-Command -Module PSWindowsUpdate |
Lists all the commands in the PSWindowsUpdate module |
Windows
Printing all docx and pdf files in a directory
1 $Path = "PATH WERE FILES EXIST"
2 cd $Path
3 $DocList = Get-ChildItem -Path $Path -filter *.docx -file -ErrorAction SilentlyContinue
4 $PdfList = Get-ChildItem -Path $Path -filter *.pdf -file -ErrorAction SilentlyContinue
5 foreach ($f in $DocList) {
6 Start-Process -FilePath $f -Verb print
7 Write-Host "Printing DOCX: $f"
8 }
9 foreach ($p in $PdfList) {
10 Start-Process -FilePath $p -Verb print
11 Write-Host "Printing PDF: $p"
12 }
Basic filtering of services
1 Get-Service | ? { ($_.Status -eq "Running") -and ($_.StartType -eq "Manual") }
Expand all zip files into directories with zip name
List of Listening Ports with their owning programs
1 $listening = (Get-NetTCPConnection | ? {($_.State -eq "Listen") -and ($_.RemoteAddress -eq "0.0.0.0")})
2 foreach ($l in $listening) {
3 $procid = $l.OwningProcess
4 $proc = Get-Process -PID $procid | SELECT ID,ProcessName
5 Write-Host $($l.LocalPort) "||" $($procid) "||" $proc.ProcessName
6 }
7
8 $udp = Get-NetUDPEndpoint
9 foreach ($u in $udp) {
10 $procid = $u.OwningProcess
11 $proc = Get-Process -PID $procid | SELECT ID,ProcessName
12 Write-Host "||" $($u.LocalAddress) "||" $($u.LocalPort) "||" $($procid) "||" $proc.ProcessName "||"
13 }
List Memory Installed
1 Get-WmiObject win32_physicalmemory | Format-Table Manufacturer,Banklabel,Configuredclockspeed,Devicelocator,Capacity,Serialnumber -autosize
List object from Registry - namely version of .NET installed
1 gci 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP' | sort pschildname -des | foreach-object {$_.name; $_.GetValue("Version");}
Remote Session / Shell
1 Enter-PSSession -Computer [ComputerName]
Remote commands
1 Invoke-Command -ComputerName eve -ScriptBlock { date }
Replace a string in a file using a regular expression
So I downloaded a bunch of files from "the way back machine" site and I needed to update the hard-coded links to be relative site links. The following little script did it for me.
Windows Backup Setup
Suppose that we have added a new disk for local backup purposes and that it is Disk 1.
1 Add-WindowsFeature -Name Windows-Server-Backup
2 $policy = New-WBPolicy #Note that this is the backup policy, its like a job, but you can only have one of these daily backups weird huh? Yeah, I'll show you a different way later!
3 Add-WBSystemState -Policy $policy
4 $volumes = Get-WBVolume -CriticalVolumes
5 Add-WBVolume -Policy $policy -Volume $volumes
6 $disks = GEt-WBDisk
7 $target = New-WBBackupTarget -Disk $disks[1]
8 Add-WBBackupTarget -Policy $policy -Target $target
9 Set-WBSchedule -Policy $policy -Schedule "01:30" #Daily at 1:30 AM
10 Set-WBPolicy -Policy $policy #save this as the default policy, and answer Y to the format backup storage disk.
Getting Rid of Pesky Service Not Running Errors
Did you ever look at your server dashboard and see a big fat red mark next to services only to find out that it is a service that will just quit again if you run it. You look into it and, no you don't need it!!! Two such services are:
Here is how to turn them off:
If you just want these to be "Manual" instead of "Disabled" use a value of 3 instead of 4.
AD Scripts
Add RSAT tools to Windows 10
1 Get-WindowsCapability -Name RSAT* -Online | Add-WindowsCapability -Online
OR Use Choco: https://chocolatey.org (Note: in 2024 using Windows 11 Pro Education, chocolatey refused to install because it was a version it didn't expect)
1 c:\> choco install -y rsat
Install App Compatibility on Server Core
- Download the ISO (or if you are using my VM infrastructure, its already available, just load it into your DVD drive)
1 Add-WindowsCapability -Online -Name ServerCore.AppCompatibility -Source D:\LanguagesAndOptionalFeatures -LimitAccess
OR If you are lucky, you can try this one:
1 Add-WindowsCapability -Online -Name ServerCore.AppCompatibility~~~~0.0.1.0
Don't forget to eject the DVD.
List FSMO roles and Global Catalog servers
Get-ADDomain | Select-Object InfrastructureMaster, RidMaster, PDCEmulator Get-ADForest | Select-Object DomainNamingMaster, SchemaMaster Get-ADDomainController -Filter {IsGlobalCatalog -eq $true} | Select-Object Hostname
OR On a domain controller:
c:\> netdom query fsmo
Add User to the Active Directory as a batch
My preference is to add a user by creating a spreadsheet using the following commands.
1 #Install-PackageProvider -Name Nuget -Force
2 #Install-Module ImportExcel -Scope CurrentUser
3 $userlist = Import-Excel -Path C:\Users\Administrator\Desktop\Lab03.xlsx
4
5 foreach ($user in $userlist)
6 {
7 if ($user.Name)
8 {
9 if ($user.Manager -eq "None")
10 {
11 New-ADUser -Name $user.Name -GivenName $user.GivenName -Surname $user.SurName `
12 -SamAccountName $user.Username `
13 -Path $user.OU `
14 -AccountPassword (ConvertTo-SecureString "Hello123!@#" -AsPlainText -Force) `
15 -Enabled $true `
16 -Organization "CRT" `
17 -Title $user.Position `
18 -Department "Meneal Labor" `
19 -Company "CRT" `
20 -PasswordNeverExpires $true -ChangePasswordAtLogon $false
21 }
22 else {
23 $manager = Get-ADUser -Filter {name -eq "Thomas Watson"}
24 New-ADUser -Name $user.Name -GivenName $user.GivenName -Surname $user.SurName `
25 -SamAccountName $user.Username `
26 -Path $user.OU `
27 -AccountPassword (ConvertTo-SecureString "Hello123!@#" -AsPlainText -Force) `
28 -Enabled $true `
29 -Organization "CRT" `
30 -Title $user.Position `
31 -Manager $manager `
32 -Department "Meneal Labor" `
33 -Company "CRT" `
34 -PasswordNeverExpires $true -ChangePasswordAtLogon $false
35 }
36 }
37 }
38
39 Add-ADGroupMember -Identity Students -Members ab
See: Excel Example
List of AD accounts and the last time they logged in and created date
1 # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are
2 # using, may not have ever been logged into by the user
3 #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp |
4 # select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}}
5
6 # INSTEAD USE THIS METHOD
7 # NOTE: if run on a domain controller, it must be run as an elevated user. It appears to run fine from a client without elevated privileges
8 #To get the correct created dates, you must run this script from an elevated prompt or NOT ON A DOMAIN CONTROLLER
9 Import-Module ActiveDirectory
10 function Get-LastLogonEvents
11 {
12 $UserList = New-Object System.Collections.ArrayList
13 $dcs = Get-ADDomainController -Filter {Name -like "*"}
14 $users = Get-ADUser -Filter *
15 foreach($user in $users)
16 {
17 $time = 0
18 $created = Get-Date -Date "8/10/2000 12:00:00 AM"
19 foreach($dc in $dcs)
20 {
21 $hostname = $dc.HostName
22 $aduser = Get-ADUser $user.SamAccountName -Properties whenCreated
23 $currentUser = $aduser | Get-ADObject -Server $hostname -Properties lastLogon, lastLogonTimestamp
24 if($currentUser.LastLogon -gt $time)
25 {
26 $time = $currentUser.LastLogon
27 }
28 if($currentUser.LastLogonTimeStamp -gt $time)
29 {
30 $time = $currentUser.LastLogonTimeStamp
31 }
32 if($aduser.whenCreated -gt $created)
33 {
34 $created = $aduser.whenCreated
35 }
36 }
37
38 $dt = [DateTime]::FromFileTime($time)
39 $temp = New-Object System.Object
40 $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $user.SamAccountName
41 $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt
42 $temp | Add-Member -MemberType NoteProperty -Name "Created" -Value $created
43 $UserList.Add($temp) | Out-Null
44 $time = 0
45 }
46 return $UserList
47 }
48 $myList = Get-LastLogonEvents | Sort-Object Created,LastLogon | Select SamAccountName, LastLogon, Created
49 #Write-Output $myList
50 $myList | Export-Csv -Path "C:\Users\scot\Desktop\Users12-14-2021.csv"
Delete AD User accounts that have not been used in X days
1 $DaysAgo = (Get-Date).AddDays(-180)
2 #Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo) } | FT Name, SamAccountName, DistinguishedName, LastLogonDate
3 Get-ADUser -Filter {Enabled -eq $True} -Properties LastLogonDate | ? {($_.LastLogonDate -le $DaysAgo) } | Remove-ADUser -Confirm
Delete AD Computer accounts that have not been used in X days
List AD Computer accounts and the last time they have been logged in
1 # This method looks like it should work, but LastLogon is stored at each domain controller, and the domain controller you are
2 # using, may not have ever been logged into by the user
3 #Get-ADUser -Filter * -SearchBase "dc=home,dc=scotnpatti,dc=com" -ResultPageSize 0 -Prop CN,samaccountname,lastLogonTimestamp |
4 # select CN, samaccountname,@{n="lastLogonDate";e={[datetime]::FromFileTime($_.LastLogonTimestamp)}}
5
6 # INSTEAD USE THIS METHOD
7 Import-Module ActiveDirectory
8 function Get-LastComputerLogonEvents
9 {
10 $ComputerList = New-Object System.Collections.ArrayList
11 $dcs = Get-ADDomainController -Filter {Name -like "*"}
12 Write-Output $dcs
13 $computers = Get-AdComputer -Filter *
14 $time = 0
15 foreach($computer in $computers)
16 {
17 foreach($dc in $dcs)
18 {
19 $hostname = $dc.HostName
20 $currentComputer = Get-ADComputer $computer.SamAccountName | Get-ADObject -Server $hostname -Properties lastLogon
21 if($currentComputer.LastLogon -gt $time)
22 {
23 $time = $currentComputer.LastLogon
24 }
25 }
26
27 $dt = [DateTime]::FromFileTime($time)
28 $temp = New-Object System.Object
29 $temp | Add-Member -MemberType NoteProperty -Name "SamAccountName" -Value $computer.SamAccountName
30 $temp | Add-Member -MemberType NoteProperty -Name "LastLogon" -Value $dt
31 $ComputerList.Add($temp) | Out-Null
32 $time = 0
33 }
34 return $ComputerList
35 }
36 $myList = Get-LastComputerLogonEvents | Sort-Object LastLogon | FT SamAccountName, LastLogon
37 Write-Output $myList
You can also try this one-liner
Adding DNS records to Windows DNS - For CPTR 446 class
Setting up a Group Managed Service Account
An account that is automatically managed (e.g. password updates) by the domain. See get-help New-AdServiceAccount
1 # Adds the required root key to the key distribution service
2 Add-KdsRootKey -EffectiveTime ((get-date).AddHours(-10))
3 #Create an account:
4 New-ADServiceAccount Sql-Srv-Acct -DNSHostName Sql-Srv-Acct.home.scotpatti.com -PrincipalsAllowedToRetrieveManagedPassword "Domain Controllers"
5 #Install account on rita.home.scotnpatti.com
6 Install-ADServiceAccount -Identity 'Sql-Srv-Acct'
Setting up a Storage Pool & Virtual Disk
1 $PhysicalDisk=(Get-PhysicalDisk -CanPool $True)
2 New-StoragePool -FriendlyName Carribean -StorageSubSystemFriendlyName "Windows Storage*" -ResiliencySettingNameDefault Parity -ProvisioningTypeDefault Thin -PhysicalDisks $PhysicalDisks -Verbose
3 New-VirtualDisk -StoragePoolFriendlyName Carribean -FriendlyName StarFish -ResiliencySettingName Parity -Size 2GB
4 Get-VirtualDisk -FriendlyName StarFish | Initialize-Disk -PartitionStyle GPT -PassThru
5 Get-Disk #will list the number of the StarFish disk if you don't see it from the command above
6 #If the disk is offline
7 Set-Disk -Number [X] -IsOffline $False
8 Initialize-Disk -Number [X] -PartitionStyle GPT
9 New-Partition -DiskNumber [X] -DriveLetter '[Y]' -UseMaximumSize
10 Format-Volume -DriveLetter '[Y]' -FileSystem NTFS
SCVMM Powershell scripts
I needed this once when I was trying to refresh the Library share. It failed on refresh with an error saying that a DVD was in use and wouldn't refresh until it was no longer in use. The following commands allowed me to identify the machines.
In general all of these need:
1 Import-Module VirtualMachineManager
Get a list of Virtual Machines that have a DVD attached
List VMs at the end of the semester to be deleted
1 Get-SCVirtualMachine | Select Name, MarkedAsTemplate, Owner | Sort-Object -Property Owner, Name | Export-Csv -Path .\vms2019w.csv
Get a list of VM Mac Addresses for CPTR 427
1 Get-SCVirtualMachine | Where-Object { $_.Name -like "*427*" } | select -ExpandProperty VirtualNetworkAdapters | select MacAddress
Add DHCP Reservations to Ruth
1 Add-DhcpServerv4Reservation -ScopeId 10.10.4.0 -IPAddress 10.10.4.10 -ClientId "00-1D-D8-C0-00-01" -ComputerName "ruth" -Description "00-1D-D8-C0-00-01"
Get a list of IP address for SCVMM
1 Get-SCMACAddress -Assigned | Format-Table -Property `
2 @{label="MAC address"; expression={$_.Name}; width=18},
3 @{label="Name"; expression={$_.Description}; width=30},
4 @{label="IP address"; expression={$a = $_.Address -replace ":", "";
5 $l = Get-DhcpServerv4Lease -ScopeId 10.10.4.0 -ComputerName "ruth" -ClientId $a;
6 $l.IPAddress}; width=16}
7
8 #Get-DhcpServerv4Lease -ScopeId 216.249.119.0 -ComputerName 'csdc01' -ClientId '001DD8B71C28'
List SCVMM VMs/Templates and their Ownership - Change Ownership
List SCVMM VMs/Templates LimitCPUForMigration and Set to allow migration
Note: Setting LimitCPUForMigration = $true means that we are limiting the CPU so that it can migrate to different versions of the same CPU.
List SCVMM VMs that are not associated with the cloud and associate them
Setting up a Windows 2019 Server for the first time
- Install the server - follow prompts.
- Setup the AVMA key as shown below OR use sconfig in the next step.
1 # Install the AVMA key.
2 slmgr /ipk TNK62-RXVTB-4P47B-2D623-4GF74
3
4 1.
5
6 #First run sconfig and setup the name, timezone and network, remote management and remote desktop. You can also setup windows update from here.
7
8 # Next we need to install Windows update and get it started.
9 # This will install nuget package too.
10 Install-Module PSWindowsUpdate
11
12 # Now start the update process
13 # First we'll look at what updates are there
14 Get-WUInstall
15 # Now install them
16 Install-WindowsUpdate
See the NAT setup near the bottom! That appears to have negated the need to change firewall rules. Also, I was not able to connect to the system via Server Manager right away. But a few minutes later, I could. No changes were made. But for posterity, they are here:
1 # To turn on or off the firewall
2 Get-NetFirewallProfile
3 # to set firewall on or off
4 Set-NetFirewallProfile -Name Domain,Public,Private -Enabled True
5
6 #Te get/set the firewall rule for private networks to allow any machine on a private network.
7 Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Get-NetFirewallAddressFilter #Shows the address filter
8 Get-NetFirewallRule | ? {$_.DisplayGroup -like "Windows Remote Management*" -and $_.Profile -like "*Private*"} | Set-NetFirewallRule -RemoteAddress 192.168.1.0/24
Using Server Manager, install AD DS
Power shell to list of VM hard drives sizes
List the amount of memory used by virtual machines
1 Get-SCVirtualMachine | ForEach-Object { $size += $_.Memory }
Resources:
Power Shell Scripts to create a NAT network (without DHCP) on Windows 10
1 New-VMSwitch -SwitchName "CPTE230" -SwitchType Internal
2 Get-VMSwitch #just for show
3 Get-NetAdapter #get the ifIndex of your vEthernet adapter e.g. 67
4 New-NetIPAddress -IPAddress 192.168.1.1 -PrefixLength 24 -InterfaceIndex 67 #Using the network ifIndex found above, e.g. 67
5 New-NetNat -Name CPTE230NAT -InternalIPInterfaceAddressPrefix 192.168.1.0/24 #create the NAT
Power Shell Script to List Network Adapters on a VM
Note: When looking at the VirtualNetworkAdapterType value, "Emulated" means that it is "legacy" network adapter and "Synthetic" means its a non-legacy adapter.
1 Get-SCVirtualMachine | ? { $_.Name -like "*pfsense*" } | Get-SCVirtualNetworkAdapter
List VLANs for all CPTR 427 Virtual Machines in System Center
List All disconnected Adapters
Revoke all MAC addresses Back to the Pool
This came up as a maintenance issue when we lost some VMs, but not the configurations
Change all VMs to use Dynamic Memory and reduce memory usage
1 $list = Get-SCVirtualMachine | ? { ($_.Name -like "*427*") -and ($_.DynamicMemoryEnabled -eq $False) }
2 foreach ($vm in $list) {
3 if ($vm.Status -ne "PowerOff") {Stop-SCVirtualMachine -VM $vm}
4 Set-SCVirtualMachine -VM $vm -DynamicMemoryEnabled $True -MemoryMB 1024 -DynamicMemoryMinimumMB 1024 -DynamicMemoryMaximumMB 6144
5 }
Grading Scripts
These are here for preparing various assignments in classes for grading, or actually grading them.
General Prep for CPTR 446 handins of the !CompanyEmployees solutions
1 param ($path)
2
3 function Change-ConnectionString
4 {
5 param ( $filepath )
6 $success = $false
7 foreach ($f in $filepath)
8 {
9 if (-not(Test-Path -Path $f -PathType Leaf))
10 {
11 Write-Host " ERROR: settings file not found!"
12 break
13 }
14 $c = Get-Content $f -Raw | ConvertFrom-Json
15 if ($c.ConnectionStrings.sqlConnection)
16 {
17 $c.ConnectionStrings.sqlConnection = "Server=localhost;Database=CompanyEmployee;User Id=sa;Password=ConstraintDB123;"
18 $c | ConvertTo-Json -Depth 32 | Set-Content $f
19 $success = $true
20 }
21 else
22 {
23 Write-Host " ERROR: settings file does not contain a 'sqlConnection' property!!!"
24 break
25 }
26 }
27 if ($success)
28 {
29 Write-Host " Settings file successfully change."
30 }
31 else
32 {
33 Write-Host " Error: Unable to successsfully update any appsettings.json!!!"
34 }
35 }
36
37 function Find-FirstFolder
38 {
39 param ( $folder )
40 $list = Get-ChildItem -Path $folder -Recurse -File -Filter "appsettings.json" | Resolve-Path | ? { -not ( ( $_.Path -match "ware" ) -or ( $_.Path -match "bin" ) ) }
41 if ($list.Length -gt 1)
42 {
43 Write-Host " Warning: More than one appsettings.json file found!"
44 }
45 return $list
46 }
47
48 if (!$path)
49 {
50 $path = "."
51 }
52 $ScriptPath = $pwd
53 $FullPath = Resolve-Path -Path $path
54 cd $FullPath
55 $files = Get-ChildItem -Filter "*.zip" | select Name
56 foreach ($f in $files)
57 {
58 $parts = $f.Name.Split(".")
59 $outDir = ".\" + $parts[0].Split("_")[0].replace(' ','')
60 Write-Host $outDir
61 New-Item -Path $outDir -ItemType Directory | Out-Null
62 Expand-Archive $f.Name -DestinationPath $outDir
63 $settings = Find-FirstFolder -folder $outDir
64 Change-ConnectionString -filepath $settings
65 }
66 cd $ScriptPath.ProviderPath