PowerShell

1. Linux

1.1. Installation

# Install libunwind8 and libssl1.0 packages.
# Use regex to ensure not to install libssl1.0-dev, as it is a variant that is not required.
sudo apt-get install --yes "^libssl1.0.[0-9]$" libunwind8
dpkg -l | grep -i "libssl1.0"

wget https://github.com/PowerShell/PowerShell/releases/download/v7.1.3/powershell-7.1.3-linux-arm32.tar.gz
wget https://github.com/PowerShell/PowerShell/releases/download/v7.1.3/powershell-7.1.3-linux-arm64.tar.gz
wget https://github.com/PowerShell/PowerShell/releases/download/v7.1.3/powershell_7.1.3-1.debian.10_amd64.deb

mkdir -p ~/powershell-7.1.3
cd ~/powershell-7.1.3
tar -xvf ../powershell-7.1.3-linux-arm32.tar.gz         # 32-bit
tar -xvf ../powershell-7.1.3-linux-arm64.tar.gz         # 64-bit
sudo rm -f /usr/bin/pwsh
sudo ln -s ~/powershell-7.1.3/pwsh /usr/bin/pwsh
cd

pwsh --help
pwsh
$PSVersionTable
exit

1.2. Configuration

1.2.1. Disable logging

Fixes too verbose logging and flooding of the /var/log/syslog file.

See https://github.com/PowerShell/PowerShell/issues/6032.

See https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_logging_non-windows?view=powershell-6.

cat /etc/rsyslog.d/40-powershell.conf

# Prevent too verbose logging and flooding of the */var/log/syslog* file.
:syslogtag, contains, "powershell[" /dev/null
& stop

sudo /etc/init.d/rsyslog restart
tail -f /var/log/syslog

1.3. Usage

echo 'echo $PSVersionTable' > Test.ps1
cat Test.ps1
pwsh -File Test.ps1

2. macOS

3. Windows

3.1. PowerShell 2.0

3.1.1. Installation

3.1.1.1. Windows XP

Install .NET Framework 2.0 SP1.

Logon as Administrator.
Install Windows Management Framework 2.0.
- Double-click the WindowsXP-KB968930-x86-ENG.exe file.
- Click Next.
- Choose I Agree.
- Click Next.
- Wait.
- Click Finish.
Restart the computer.

3.1.1.2. Windows Vista

Install .NET Framework 4.5.

Logon as Administrator.
Install Windows Management Framework 2.0.
- Run the Windows6.0-KB968930-x86.msu file with administrative privileges.
- Click OK.
- Click Close.
Restart the computer.

3.2. PowerShell 4.0

3.2.1. Windows 7

3.2.1.1. Installation

Install .NET Framework 4.5.

Install Windows Management Framework 4.0.
- 32-bit: Run the Windows6.1-KB2819745-x86-MultiPkg.msu file with administrative privileges.
- 64-bit: Run the Windows6.1-KB2819745-x64-MultiPkg.msu file with administrative privileges.
- Click Yes.
- Click I Accept.
- Wait.
- Click Close.
Restart the computer.

3.3. PowerShell 5.0

3.3.1. Installation

Logon as Administrator.
Install Windows Management Framework 5.0.
- Optional: Double-click the Win7-KB3134760-x86.msu file.
- Optional: Double-click the Win7AndW2K8R2-KB3134760-x64.msu file.
- ???

3.4. PowerShell 7.0

3.4.1. Installation

Run the PowerShell-7.1.1-win-x64.msi file.
Click Next.
```
C:\Program Files\PowerShell
```

Click Next.

■ Add PowerShell to Path Environment Variable
■ Register Windows Event Logging Manifest
□ Enable PowerShell remoting
□ Add 'Open here' context menus to Explorer

Click Next.
Click Install.
Click Finish.

3.5. PowerShell 7.5.4.0

See Notes on PowerShell module paths.
See Use WinGet to install and manage applications.

3.5.1. Installation

Run the PowerShell-7.5.4-win-x64.msi file with administrative privileges to install the 64-bit version.
Run the PowerShell-7.5.4-win-x86.msi file with administrative privileges to install the 32-bit version.
Click Next.
???
Click Finish.

4. Configuration

4.1. Creation of new profile

See http://www.howtogeek.com/50236/customizing-your-powershell-profile
Log in as <User>.
Start PowerShell.
Type Get-ExecutionPolicy and press Enter.
Optional: Type Help Set-ExecutionPolicy -Full and press Enter.
Type Set-ExecutionPolicy RemoteSigned and press Enter.
Type Test-Path $profile and press Enter.
Type New-Item -path $profile -type file -force and press Enter.
Type Test-Path $profile and press Enter.
Optional: Type dir C:\Users\<User>\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1 and press Enter.
Optional: Type type C:\Users\<User>\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1 and press Enter.
Close PowerShell.

4.2. Configuration of PowerShell

Add "Set-StrictMode -Version Latest" to PowerShell profile.

5. Package Providers

5.1. Installation

Enter the following commands at a PowerShell Command Prompt with administrative privileges.

[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
Get-PackageProvider -ListAvailable

Get-PackageSource -WarningAction SilentlyContinue
Get-PackageProvider -Force -Name Chocolatey
Get-PackageProvider -Force -MinimumVersion 2.8.5.201 -Name NuGet
Register-PackageSource -ErrorAction SilentlyContinue -Location http://chocolatey.org/api/v2 -Name chocolatey -ProviderName Chocolatey -Trusted
Register-PackageSource -ErrorAction SilentlyContinue -Name PSGallery -ProviderName PowerShellGet -Trusted
Get-PackageSource -WarningAction SilentlyContinue
Find-PackageProvider

5.2. Uninstallation

Enter the following commands at a PowerShell Command Prompt with administrative privileges.

Unregister-PackageSource -ErrorAction SilentlyContinue -Location http://chocolatey.org/api/v2 -Name chocolatey -ProviderName Chocolatey
Unregister-PackageSource -ErrorAction SilentlyContinue -Name PSGallery -ProviderName PowerShellGet
$Path = "${Env:ProgramFiles}\PackageManagement\ProviderAssemblies"
Remove-Item -ErrorAction SilentlyContinue -Force -Path "$Path\Chocolatey" -Recurse -Verbose
Remove-Item -ErrorAction SilentlyContinue -Force -Path "$Path\NuGet"      -Recurse -Verbose
Get-PackageSource -WarningAction SilentlyContinue

6. Usage

Logon as <User>.
Start PowerShell.
Type Set-ChildItem -force | Where-Object { $_.Attributes -ge "Encrypted" } and press Enter.
Close PowerShell.

6.1. Show all properties

$Object = Get-WmiObject -Class "Win32_computersystem"
SObject = Format-List -Property *
SObject = Format-List *

powershell -ExecutionPolicy Bypass $Env:Path -split ';'

6.2. Downloads

Logon as <User>.
Start PowerShell.
Optional: Type (New-Object System.Net.WebClient).DownloadFile('http://download.piriform.com/ccsetup404.exe', 'c:\users\<user>\downloads\ccsetup404.exe') and press Enter.
Type $source = 'http://download.piriform.com/ccsetup404.exe' and press Enter.
Type $destination = 'c:\users\<user>\downloads\ccsetup404.exe' and press Enter.
Type $wc = New-Object System.Net.WebClient and press Enter.
Type $wc.DownloadFile($source, $destination) and press Enter.
Type dir c:\users\<user>\downloads and press Enter.
Close PowerShell.

See http://archive.msdn.microsoft.com/PowerShellPack/Release/ProjectReleases.aspx?ReleaseId=3341.

6.3. Event Viewer

Logon as <User>.
Start PowerShell.
Type Get-EventLog -List and press Enter.
Type Get-EventLog application -newest 10 and press Enter.
Type Get-EventLog system -newest 10 and press Enter.
Type Get-EventLog system | Where-Object {$_.Index -eq <Index>} and press Enter.
Type Get-EventLog system | Where-Object {$_.Index -eq <Index>} | Format-List and press Enter.
Close PowerShell.

6.4. Task Scheduler

Install PowerShell Pack.
Logon as <User>.
Start PowerShell.
Type Import-Module TaskScheduler and press Enter.
Type Get-Command -Module TaskScheduler and press Enter.
???
Close PowerShell.
Start Command Prompt.
Type schtasks /? and press Enter.
Type schtasks /query | more and press Enter.
Type schtasks /run /? and press Enter.
Type schtasks /run /tn "pms backup" and press Enter.
Type dir d:\db_backup\backups{asterisk}201405* and press Enter.
Type schtasks /change /? | more and press Enter.
Type schtasks /change /tn "pms backup" /rp <new password> and press Enter.
Close Command Prompt.
Start PowerShell.

$servername = "SMRU-PMS-MKT"
$schedule = new-object -com("Schedule.Service")
$schedule.connect($servername)
$tasks = $schedule.getfolder("\").gettasks(0)
$tasks | select name, lasttaskresult, lastruntime

    Name                                   LastTaskResult LastRunTime
    ----                                   -------------- -----------
    Adobe Flash Player Updater                          0 24/08/2013 12:31:00 PM
    PMS Backup                                -2147023570 24/08/2013 12:27:57 PM

* See *https://learn.microsoft.com/en-us/powershell/scripting/install/install-powershell-on-windows?view=powershell-7.5[^]*.


    GoogleUpdateTaskMachineCore                         0 23/08/2013 4:46:00 PM
    GoogleUpdateTaskMachineUA                           0 24/08/2013 11:46:00 AM
    SidebarExecute                             1073807364 14/06/2012 2:29:25 PM
    {F423585E-0420-4C46-93A1-97B7A08771CE}              0 18/06/2012 10:41:53 AM

-2147023570 -> Logon failure: unknown user name or bad password.

Close PowerShell.

6.5. Command Prompt

Start PowerShell.
Type Invoke-Expression -Command:c:\windows\system32\cmd.exe and press Enter.
Type exit and press Enter.
Close PowerShell.

6.6. Persistent History

Configuration of persistent history.

See https://mcpmag.com/articles/2016/03/17/a-look-at-powershell-history.aspx
Optional: Create a new profile.
Log in as <User>.
Append the following lines to the PowerShell profile.

$HistoryPath = "C:\Users\<User>\Documents\WindowsPowerShell\History"
if (Test-Path "$HistoryPath\History.xml") {
  Add-History -InputObject (Import-Clixml "$HistoryPath\History.xml")
} elseif (-not (Test-Path $HistoryPath)) {
  $Null = New-Item -Path $HistoryPath -ItemType Directory
}
Register-EngineEvent -SourceIdentifier powershell.exiting -SupportEvent -Action {
  Get-History | Select-Object -Last 100 | Export-Clixml -Path "$HistoryPath\History.xml"
}

Aliases:

See http://www.howtogeek.com/50219/adding-a-shortcut-in-powershell-with-aliases

new-item alias:np -value C:WindowsSystem32notepad.exe

See https://software.intel.com/en-us/blogs/2014/06/17/giving-powershell-a-persistent-history-of-commands
See http://orsontyrell.blogspot.com/2013/11/true-powershell-command-history.html
Start Command Prompt with administrative privileges.
Type powershell and press Enter.
Type cd \users\Douwe\Downloads and press Enter.
Type Set-ExecutionPolicy RemoteSigned and press Enter.
Type (new-object Net.WebClient).DownloadString("http://psget.net/GetPsGet.ps1") | iex and press Enter.
Type import-module PsGet and press Enter.
Type install-module PsUrl and press Enter.
Type install-module PSReadline and press Enter.
Contents of the C:\Users\<User>\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1 file.

$HistoryFilePath = Join-Path ([Environment]::GetFolderPath('UserProfile')) .ps_history
Register-EngineEvent PowerShell.Exiting -Action { Get-History | Export-Clixml $HistoryFilePath } | out-null
if (Test-path $HistoryFilePath) { Import-Clixml $HistoryFilePath | Add-History }
# if you don't already have this configured...
Set-PSReadlineKeyHandler -Key UpArrow -Function HistorySearchBackward
Set-PSReadlineKeyHandler -Key DownArrow -Function HistorySearchForward

Type exit and press Enter.
Optional: Type powershell and press Enter.
Optional: Type get-history and press Enter.
Optional: Type exit and press Enter.
Close Command Prompt.
See https://lopsa.org/content/persistent-history-powershell.
See http://technet.microsoft.com/en-us/library/ee156792.aspx.

$password = ConvertTo-SecureString "********" -AsPlainText -Force
$cred= New-Object System.Management.Automation.PSCredential("smru", $password)
New-PSDrive -Name "P" -PSProvider FileSystem -Root "\\10.10.1.2\Public" -Credential $cred
Remove-PSDrive P

New-PSDrive -Name "Q" -PSProvider FileSystem -Root "\\10.10.1.2\Public"
New-PSDrive -Name "Q" -PSProvider FileSystem -Root "\\10.10.1.2\Public" -Persist

$Software1 = Get-ItemProperty -ErrorAction SilentlyContinue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*"
$Software1 | Select-Object DisplayName

PowerShell

Home

1. Linux

1.1. Installation

1.2. Configuration

1.2.1. Disable logging

1.3. Usage

2. macOS

3. Windows

3.1. PowerShell 2.0

3.1.1. Installation

3.1.1.1. Windows XP

3.1.1.2. Windows Vista

3.2. PowerShell 4.0

3.2.1. Windows 7

3.2.1.1. Installation

3.3. PowerShell 5.0

3.3.1. Installation

3.4. PowerShell 7.0

3.4.1. Installation

3.5. PowerShell 7.5.4.0

3.5.1. Installation

4. Configuration

4.1. Creation of new profile

4.2. Configuration of PowerShell

5. Package Providers

5.1. Installation

5.2. Uninstallation

6. Usage

6.1. Show all properties

6.2. Downloads

6.3. Event Viewer

6.4. Task Scheduler

6.5. Command Prompt

6.6. Persistent History