# Get-FreeMemory.ps1
# Sample using PowerShell
# 1st sample from http://msdn.microsoft.com/en-us/library/aa394587
# Thomas Lee
$mem = Get-WmiObject -Class Win32_OperatingSystem
# Display memory
"System : {0}" -f $mem.csname
"Free Memory: {0}" -f $mem.FreePhysicalMemory
This script produces the following output:
PS C:\foo> .\get-freememory.ps1
System : COOKHAM8
Free Memory: 2776988
#Requires -Version 2.0
# Add-DomainUserToLocalAdministatorsGroup.ps1
# Add a domain user to a Local Administrator's group
# Thomas Lee - tfl@psp.co.uk
# Based on http://powershell.com/cs/media/p/380.aspx, with some error checking
# Setup up information on user to add,etc
$Domain = "Cookham" # where the user account comes from
$Computer = "Cookham8" # Computer to add the user to
$User = "tfl" # User
# Try to add user to Administrator's group
try {
$group.Add("WinNT://" + $Domain + "/" + $User)
"User {0}\{1} added to Administrator's local group in system: {2}" -f $domain,$user, $computer
}
catch {
"Error adding user to Administrator's group"
}
""
# Now print results
$computer = [ADSI]("WinNT://" + $Computer + ",computer")
$group = $computer.psbase.children.find("Administrators")
"Group: {0} contains {1} members:" -f $group.Name.Value, $members.Length
$members = $group.psbase.invoke("Members") | %{$_.GetType().InvokeMember("Name",'GetProperty',$null,$_,$null)}
$members
PS C:\foo> .\Add-DomainUserToLocalAdministatorsGroup.ps1
User Cookham\tfl added to Administrator's local group in system: Cookham8
Group: Administrators contains 3 members:
Administrator
Domain Admins
tfl
<# .SYNOPSIS Shows use of GetCurrentForest to return information about the forest .DESCRIPTION This script uses .NET to return name of forest. .NOTES File Name : Get-Forest.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK http://pshscripts.blogspot.com/2008/11/get-forestps1.html .EXAMPLE PS c:\foo> .\Get-Forest.ps1 You are connected to the Cookham.NET forest #> ## # Start of script ## # Get Forest name $forest = [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest() # Display info "You are connected to the {0} forest" -f $forest.name
<#
.SYNOPSIS
This script uses SQL Server Server SMO objects to displayserver information.
.DESCRIPTION
This script first loads the SMO assembly and then creates aserver object. The script then prints basic server informationplus details of databases and
tables.
.NOTES
File Name : Get-SQLServer.ps1
Author : Thomas Lee - tfl@psp.co.uk
Requires : PowerShell Version 3.0, SQL Server 2012
.LINK
This script posted to:
http://pshscripts.blogspot.com/2010/05/get-sqlserverps1.html
.EXAMPLE
C:\Foo> .\Get-SQLServer.ps1
Server Details
--------------
Server Name: SQL2012
Product: Microsoft SQL Server
Edition: Enterprise Edition (64-bit)
Type: Standalone
Version: 11.0.3000
Version String: 11.0.2000.0
Service Account: NT AUTHORITY\NETWORKSERVICE
Databases and Table
-------------------
master (contains 6 tables)
model (contains 0 tables)
msdb (contains 102 tables)
PSMC (contains 1 tables)
ReportServer (contains 34 tables)
ReportServer (contain 13 tables)
tempdb (contains 0 tables)
#>
##
# Start of Script
##
# Load the SMO Assemblies - installed with the module!
# Note this generates a warning since SQL module uses non-standard verb!
Import-Module SQLPS
# Create Server Object
$server = New-Object Microsoft.SqlServer.Management.Smo.Server 'SQL2-12'
# Display key properties
'Server Details'
'--------------'
'Server Name: {0}' -f $Server.Netname
'Product: {0}' -f $Server.Product
'Edition: {0}' -f $Server.Edition
'Type: {0}' -f $Server.ServerType
'Version: {0}' -f $Server.Version
'Version String: {0}' -f $Server.Versionstring
'Service Account: {0}' -f $Server.ServiceAccount
''
# Display Database/Table info
'Databases and Table'
'-------------------'
Foreach ($database in $server.Databases) {
'{0} (contains {1} tables)' -f $Database.Name, $Database.Tables.Count
}
<#
.SYNOPSIS
Gets local group members from a computer.
.DESCRIPTION
This script uses Win32_Group to get the local groups
on a system then displays those groups.
.NOTES
File Name : Get-LocalGroup.ps1
Author : Thomas Lee - tfl@psp.co.uk
Requires : PowerShell V2
.LINK
PowerShell sample at:
http://pshscripts.blogspot.co.uk/2008/11/get-localgroupsps1.html
.EXAMPLE
C:\foo> .\Get-LocalGroup.PS1
Name Sid SidType Status
---- --- ------- ------
Administrators S-1-5-32-544 4 OK
Backup Operators S-1-5-32-551 4 OK
Certificate Service… S-1-5-32-574 4 OK
Cryptographic Opera… S-1-5-32-569 4 OK
Distributed COM Users S-1-5-32-562 4 OK
Event Log Readers S-1-5-32-573 4 OK
Guests S-1-5-32-546 4 OK
IIS_IUSRS S-1-5-32-568 4 OK
Network Configuration … S-1-5-32-556 4 OK
Performance Log Users S-1-5-32-559 4 OK
Performance Monitor Us… S-1-5-32-558 4 OK
Power Users S-1-5-32-547 4 OK
Print Operators S-1-5-32-550 4 OK
Remote Desktop Users S-1-5-32-555 4 OK
Replicator S-1-5-32-552 4 OK
Users S-1-5-32-5 4 OK
SQLServer2005MSFTE… S-1-5-21-23769… 4 OK
SQLServer2005MSSQLSe… S-1-5-21-23769… 4 OK
SQLServer2005MSSQLUs… S-1-5-21-23769… 4 OK
SQLServer2005MSSQLUs… S-1-5-21-23769… 4 OK
SQLServer2005SQLBro S-1-5-21-23769… 4 OK
#>
##
# Start of script
##
# Get Win32 Group Accounts
$Accts = Get-WMIObject Win32_Group | Where-object {$_.LocalAccount}
# Display them
$accts | Format-Table Name, Sid, SidType, Status –Autosize
# End of script
<# .SYNOPSIS Uses Win32_ComputerSystem to determine the domain this computer is in .DESCRIPTION This script is a re-write of an MSDN sample (sample three from http://msdn.microsoft.com/en-us/library/aa394586) that uses Win32_computer name to determine the domain. .NOTES File Name : Get-Domain.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK Script posted to: Http://www.pshscripts.blogspot.com MSDN Sample at: http://msdn.microsoft.com/en-us/library/aa394586 .EXAMPLE PSH [C:\foo]: .\Get-Domain.PS1' System Name: COOKHAM8 Domain : cookham.net #> ## # Start of script ## # Get details of this computer $computer = Get-WmiObject -Class Win32_ComputerSystem # Display details "System Name: {0}" -f $computer.name "Domain : {0}" -f $computer.domain # End of script
<# .SYNOPSIS Gets and displays the role a computer plays in a domain .DESCRIPTION This script uses WIN32_ComputerSystem to get the rold of a system then displays it. This is a re-write of an MSDN sample. .NOTES File Name : Get-DomainRole.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK PowerShell script posted to: http://pshscripts.blogspot.com/2008/11/get-domainroleps1.html MSDN sample at: http://pshscripts.blogspot.com/2008/11/get-domainroleps1.html .EXAMPLE PSH [C:\foo]: .\Get-DomainRole.PS1 Computer "COOKHAM8.cookham.net" is a: Member Server #> ## # Start of Script ## # Get Computer info $Computer = Get-WmiObject -Class Win32_ComputerSystem # Print Role: "Computer `"{0}.{1}`" is a: " -f $Computer.Name,$computer.domain switch ($computer.DomainRole) { 0 {"Standalone Workstation"} 1 {"Member Workstation"} 2 {"Standalone Server"} 3 {"Member Server"} 4 {"Backup Domain Controller"} 5 {"Primary Domain Controller"} } #End of script
<# .SYNOPSIS Demonstrates try/catch/finally in V2 .DESCRIPTION Shows a simple example of the try/catch/finally syntax introduced into PowerShell V2 CTP3 . The script divides by zero which creates an exception. The PowerShell parser is smart enough to recognise any attempt to divide by "0" and therefore does not generate the run time error. .NOTES File Name : Show-TryCatchFinally.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK http://pshscripts.blogspot.com/2008/11/catch-errorps1.html #> ## # Start of script ## # Try something that fails $one=1 $zero=0 Try { $one/$zero } Catch{ 'Caught in a catch block' $Error[0] } Finally {'All done with trying and catching' }
<# .SYNOPSIS Shows details from WMI's Win32_DiskDriveToPartition class .DESCRIPTION This script shows details of disk drives on a system using several Win32_* classes .NOTES File Name : Get-DiskDrivetoDiskPartition.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK http://pshscripts.blogspot.com/2008/11/get-diskdrivetodiskpartitionps1.html .EXAMPLE PSH [C:\foo]: . 'E:\PowerShellScriptLib\WMI\Get-Win32DiskDriveToDiskPartition.ps1' Win32_DiskDriveToDiskPartition Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE5" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #5, Partition #0" Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE0" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #0, Partition #0" Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE0" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #0, Partition #1" Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE0" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #0, Partition #2" Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE0" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #0, Partition #3" Antecedent : \\COOKHAM8\root\cimv2:Win32_DiskDrive.DeviceID="\\\\.\\PHYSICALDRIVE6" Dependent : \\COOKHAM8\root\cimv2:Win32_DiskPartition.DeviceID="Disk #6, Partition #0" Win32_DiskDrive Partitions DeviceID Model Size Caption ---------- -------- ----- ---- ------- 1 \\.\PHYSICALDRIVE5 WD My Book IEEE 1394 SBP2 Device 2000388096000 WD My Book IEEE 1394 SBP2 D... 4 \\.\PHYSICALDRIVE0 ATA Hitachi HDS72107 SCSI Disk Device 750153761280 ATA Hitachi HDS72107 SCSI D... 0 \\.\PHYSICALDRIVE1 TEAC USB HS-CF Card USB Device TEAC USB HS-CF Card USB D... 0 \\.\PHYSICALDRIVE3 TEAC USB HS-MS Card USB Device TEAC USB HS-MS Card USB D... 0 \\.\PHYSICALDRIVE4 TEAC USB HS-SD Card USB Device TEAC USB HS-SD Card USB D... 0 \\.\PHYSICALDRIVE2 TEAC USB HS-xD/SM USB Device TEAC USB HS-xD/SM USB Device 1 \\.\PHYSICALDRIVE6 WD My Book USB Device 2000388096000 WD My Book USB Device Win32_DiskPartition NumberOfBlocks : 144522 BootPartition : False Name : Disk #0, Partition #0 PrimaryPartition : True Size : 73995264 Index : 0 NumberOfBlocks : 4209030 BootPartition : True Name : Disk #0, Partition #1 PrimaryPartition : True Size : 2155023360 Index : 1 NumberOfBlocks : 102400000 BootPartition : False Name : Disk #0, Partition #2 PrimaryPartition : True Size : 52428800000 Index : 2 NumberOfBlocks : 1358391296 BootPartition : False Name : Disk #0, Partition #3 PrimaryPartition : False Size : 695496343552 Index : 3 NumberOfBlocks : 3907012608 BootPartition : False Name : Disk #5, Partition #0 PrimaryPartition : True Size : 2000390455296 Index : 0 NumberOfBlocks : 3907012608 BootPartition : False Name : Disk #6, Partition #0 PrimaryPartition : True Size : 2000390455296 Index : 0 #> ## # Start of Script ## # First, display Win32DiskDriveToDiskPartition class # Only show two key properties "Win32_DiskDriveToDiskPartition" Get-WmiObject Win32_DiskDriveToDiskPartition | fl Antecedent, Dependent # Show the other related classes # First Win32_DiskDrive "";"Win32_DiskDrive" Get-WmiObject Win32_DiskDrive | ft -autosize # And now related Disk Partitions "";"Win32_DiskPartition" Get-WmiObject Win32_DiskPartition | sort name # End of script
<# .SYNOPSIS Display's an Array .DESCRIPTION This script displays the values in an arra .NOTES File Name : Display-Array1.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V2 .LINK http://www.pshscripts.blogspot.com .EXAMPLE PSH [C:\foo]: .\Display-Array1.ps1' Initially, Integer array: 1 2 3 4 5 Object array: 26 27 28 29 30 After copying the first two elements of the integer array to the Object array, Integer array: 1 2 3 4 5 Object array: 1 2 28 29 30 After copying the last two elements of the Object array to the integer array, integer array: 1 2 3 29 30 Object array: 1 2 28 29 30 #> ## # Start of script ## # Helper function Function PrintValues{ [Cmdletbinding()] Param ($myArr ) ForEach ( $i in $myArr ) { "`t{0}" -f $i } "" } # Start of Sample # Creates and initializes a new integer array and a new Object array. $IntArray = 1, 2, 3, 4, 5 [system.object] $ObjArray = [object] 26, [object] 27, [object] 28,[object] 29,[object] 30 # Prints the initial values of both arrays. "Initially," "Integer array:" PrintValues( $IntArray ) "Object array: " PrintValues( $ObjArray ); # Copies the first two elements from the integer array to the Object array. [System.Array]::Copy( $IntArray, $ObjArray, 2) # Prints the values of the modified arrays. "`nAfter copying the first two elements of the integer array to the Object array," "Integer array:" PrintValues( $IntArray ); "Object array: " PrintValues( $ObjArray ); # Copies the last two elements from the Object array to the integer array. [System.Array]::Copy( $ObjArray, $ObjArray.GetUpperBound(0) - 1, $IntArray, $IntArray.GetUpperBound(0) - 1, 2 ) # Prints the values of the modified arrays. "`nAfter copying the last two elements of the Object array to the integer array," "integer array:" PrintValues( $IntArray ) "Object array: " PrintValues( $ObjArray )
<#
.SYNOPSIS
Creates timespan objects and displays properties for each
.DESCRIPTION
This script creates time span objects then displays
the properties of each one.
.NOTES
File Name : Display-TimeSpan.ps1
Author : Thomas Lee - tfl@psp.co.uk
Requires : PowerShell V2
.LINK
http://pshscripts.blogspot.co.uk/2008/11/display-timespanps1.html
.EXAMPLE
PSH [C:\foo]: .\Display-Timespan.ps1
This example of the TimeSpan class properties
generates the following output. It creates
several TimeSpan objects and displays the values
of the TimeSpan properties for each
TimeSpan( 1 )
Interval = 00:00:00.0000001
Days 0 TotalDays 1.15740740740741E-12
Hours 0 TotalHours 2.77777777777778E-11
Minutes 0 TotalMinutes 1.66666666666667E-09
Seconds 0 TotalSeconds 1E-07
Milliseconds 0 TotalMilliseconds 0.0001
Ticks 1
TimeSpan( 111222333444555 )
Interval = 128.17:30:33.3444555
Days 128 TotalDays 128.729552597865
Hours 17 TotalHours 3089.50926234875
Minutes 30 TotalMinutes 185370.555740925
Seconds 33 TotalSeconds 11122233.3444555
Milliseconds 344 TotalMilliseconds 11122233344.4555
Ticks 111222333444555
TimeSpan( 10, 20, 30, 40, 50 )
Interval = 10.20:30:40.0500000
Days 10 TotalDays 10.8546302083333
Hours 20 TotalHours 260.511125
Minutes 30 TotalMinutes 15630.6675
Seconds 40 TotalSeconds 937840.05
Milliseconds 50 TotalMilliseconds 937840050
Ticks 9378400500000
TimeSpan( 1111, 2222, 3333, 4444, 5555 )
Interval = 1205.22:47:09.5550000
Days 1205 TotalDays 1205.94941614583
Hours 22 TotalHours 28942.7859875
Minutes 47 TotalMinutes 1736567.15925
Seconds 9 TotalSeconds 104194029.555
Milliseconds 555 TotalMilliseconds 104194029555
Ticks 1041940295550000
FromDays( 20.84745602 )
Interval = 20.20:20:20.1980000
Days 20 TotalDays 20.8474559953704
Hours 20 TotalHours 500.338943888889
Minutes 20 TotalMinutes 30020.3366333333
Seconds 20 TotalSeconds 1801220.198
Milliseconds 198 TotalMilliseconds 1801220198
Ticks 18012201980000
#>
##
# Start of Script
##
# Constant
$HeaderFmt = "`n{0, -45}"
$DataFmt = "{0,-12}{1,8} {2,-18}{3,21}"
# Helper function
function ShowTimeSpanProperties {
param ([System.TimeSpan] $Interval = 1)
# Display the properties of the TimeSpan parameter.
"Interval = {0,21}" -f $interval
"$DataFmt" -f "Days", $interval.Days, "TotalDays", $interval.TotalDays
"$DataFmt" -f "Hours", $interval.Hours, "TotalHours", $interval.TotalHours
"$dataFmt" -f "Minutes", $interval.Minutes, "TotalMinutes", $interval.TotalMinutes
"$DataFmt" -f "Seconds", $interval.Seconds, "TotalSeconds", $interval.TotalSeconds
"$DataFmt" -f "Milliseconds", $interval.Milliseconds, "TotalMilliseconds", $interval.TotalMilliseconds
"$DataFmt" -f $null, $null, "Ticks", $interval.Ticks
}
# Start of main script
# Create and display a comment
$comment = @"
This example of the TimeSpan class properties
generates the following output. It creates
several TimeSpan objects and displays the values
of the TimeSpan properties for each
"@
$comment
# Create and display a TimeSpan value of 1 tick.
$ts = [system.TimeSpan] 1
"$HeaderFmt" -f "TimeSpan( 1 )"
ShowTimeSpanProperties($ts)
# Create a TimeSpan value with a large number of ticks.
$ts = [System.TimeSpan] 111222333444555
"$HeaderFmt" -f "TimeSpan( 111222333444555 )"
ShowTimeSpanProperties($ts)
# This TimeSpan has all fields specified.
$ts = New-Object System.TimeSpan 10, 20, 30, 40, 50
"$HeaderFmt" -f "TimeSpan( 10, 20, 30, 40, 50 )"
ShowTimeSpanProperties($ts)
# This TimeSpan has all fields overflowing.
$ts = New-Object System.Timespan 1111, 2222, 3333, 4444, 5555
"$HeaderFmt" -f "TimeSpan( 1111, 2222, 3333, 4444, 5555 )"
ShowTimeSpanProperties($ts)
# This TimeSpan is based on a number of days.
$ts = [system.TimeSpan] ([system.TimeSpan]::FromDays(20.8474560))
"$headerFmt" -f "FromDays( 20.84745602 )"
ShowTimeSpanProperties($ts)
# End of script
<#
.SYNOPSIS
Creates and sends an SMTP message
.DESCRIPTION
This script uses the system.net.mail class to create and send
an email message using SMTP.
.NOTES
File Name : Send-SMTPMessage.ps1
Author : Thomas Lee - tfl@psp.co.uk
Requires : PowerShell V2
.LINK
http://pshscripts.blogspot.co.uk/2008/11/send-smtpmessageps1.html
.EXAMPLE
PSH [C:\foo]: .\Send-SMTPMessage.ps1'
Sending an e-mail message to doctordns@gmail.com by using SMTP host localhost port 25.
Message to: powershell@psp.co.uk, from: doctordns@gmail.com has been successfully sent
#>
##
# Start of Script
##
# Create from/to addresses
$from = New-Object System.Net.Mail.MailAddress "powershell@psp.co.uk"
$to = New-Object System.Net.Mail.MailAddress "doctordns@gmail.com"
# Create Message
$message = new-object System.Net.Mail.MailMessage $from, $to
$message.Subject = "Using the SmtpClient class and PowerShell"
$message.Body = @"
Using this feature, you can send an e-mail message from an application very easily.
"@
# Set SMTP Server and create SMTP Client
$server = "localhost"
$client = new-object system.net.mail.smtpclient $server
# Send the message
"Sending an e-mail message to {0} by using SMTP host {1} port {2}." -f $to.ToString(), $client.Host, $client.Port
Try {
$client.Send($message)
"Message to: {0}, from: {1} has been successfully sent" -f $from, $to
}
Catch {
"Exception caught in CreateTestMessage: {0}" -f $Error[0]
}
<# .SYNOPSIS Gets the version number for an assembly .DESCRIPTION .NOTES File Name : Get-AssemblyVersion.ps1 Author : Thomas Lee - tfl@psp.co.uk Requires : PowerShell V4 .LINK http://pshscripts.blogspot.co.uk/2008/07/get-assemblyversionps1.html .EXAMPLE PSH [C:\foo]: .\Get-AssemblyVersion.ps1' Assembly: System.Speech has version number of: 4.0.0.0 #> # Start of script # Define the assembly we want to load - a random reference assembly from SDK 3.0 $Pshfile = "C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\system.speech.dll" # Now load the assembly $Myasm = [System.Reflection.Assembly]::Loadfile($Pshfile) # Get name, version and display the results $Aname = $Myasm.GetName() $Aver = $Aname.version # Display results "Assembly: {0} has version number of: {1}" -f $Aname.name, $aver # End of script
