Windows Powershell

• https://powershell.org/
• Starship
• Learning Powershell
• oh-my-posh
• Microsoft PowerShell Tutorial & Training Course – Microsoft Virtual Academy
• fleschutz/PowerShell: Mega collection of 250+ useful cross-platform PowerShell scripts.

• Understanding profile
• $PROFILE 환경변수 값으로 프로필 파일 생성

  New-Item $profile -force -itemtype file

• $Home\[My ]Documents\WindowsPowerShell\Profile.ps1

• Powershell Core 6.0 GA Linux / MacOS X Support
• Powershell Core는 Linux와 Mac 까지 지원한다.

• Windows sudo

• Get-ChildItemColor
• PowerShell Gallary 로 설치
• $Home\[My ]Documents\WindowsPowerShell\Profile.ps1에 다음 추가하면 l, ls로 명령실행가능. 기존 명령은 dir로 가능

  # for colored ls
  Import-Module Get-ChildItemColor
  
  Set-Alias ls Get-ChildItemColor -option AllScope
  Set-Alias ll Get-ChildItemColorFormatWide -option AllScope

powershell start-process '원하는명령(혹은 .bat)' -WindowStyle Hidden

• PoshConsole Modern Powershell console
• Improve your Windows Command Prompt and PowerShell experience with ConEmu | endjin blog
• https://hodgkins.io/ultimate-powershell-prompt-and-git-setup

ps *foo*
get-process | findstr foo
get-process | where ProcessName -like "*foo*"

• about_Environment_Variables | Microsoft Docs

#값 읽기
$Env:<variable-name>
$Env:PATH

# 값 지정
$Env:<variable-name> = "<new-value>"

$Env:path = $env:path + ";c:\temp"
Set-Item -Path Env:Path -Value ($Env:Path + ";C:\Temp")

# 환경변수 목록
Get-ChildItem Env:

• 디렉토리 삭제

  Remove-Item [dirname] -Force

• Symoblic Link

  # 관리자 권한 필요
  New-Item -ItemType SymbolicLink -Name MySymLinkFile.txt -Target $pshome\profile.ps1
  New-Item -ItemType SymbolicLink -Path C:\Temp\MySymLinkFile.txt -Value $pshome\profile.ps1

• grep 대체 Select-String

  # 문자열 filter
  "Hello","HELLO" | Select-String -Pattern "HELLO" -CaseSensitive
  # *.xml 파일들에서 문자열 탐색
  Select-String -Path "*.xml" -Pattern "the the"
  
  # 매칭이 안되는 부분 찾기
  Select-String -Path "process.txt" -Pattern "idle, svchost" -NotMatch

• rename - Rename-Item

  Rename-Item -Path old_name -NewName new_name [-Force]

• Curl 을 사용하려면 cinst curl로 설치하고
• $profile 파일에 PowerShell에 자체 curl alias를 지워야 실제 curl 명령이 실행된다.

  remove-item alias:curl

• wget 명령은 Invoke-WebRequest의 alias 이다. Native alternative to wget in Windows PowerShell?

wget http://blog.stackexchange.com/ -OutFile out.html

• PowerShell: Download script or file from GitHub - Thomas Maurer

Invoke-WebRequest -Uri https://raw.githubusercontent.com/thomasmaurer/demo-cloudshell/master/helloworld.ps1 -OutFile .\helloworld.ps1; .\helloworld.ps1 

• How to run a Powershell script directly from Github private repository through Powershell - YouTube : github api 와 access token 으로 원격 스크립트 실행.

# Created by Daniel Jean Schmidt
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
 
$Script = Invoke-RestMethod https://api.github.com/repos/Twikki/youtubetest/contents/Download_Files.ps1?access_token=yourtokenhere -Headers @{”Accept”= “application/vnd.github.v3.raw”}
 
Invoke-Expression $Script

• Run PowerShell Scripts Directly from GitHub with Two Lines - Tom Talks

# script 주소는 올바르게 변경할 것.
$ScriptFromGitHub = Invoke-WebRequest https://raw.githubusercontent.com/tomarbuthnot/Run-PowerShell-Directly-From-GitHub/master/Run-FromGitHub-SamplePowerShell.ps1
Invoke-Expression $($ScriptFromGitHub.Content)

마지막 1000 줄 보여주면서 계속 출력하기

Get-Content 파일경로 -Wait -Tail 1000

# vi 를 vim.exe 실행하는 것으로 alias 걸기
set-alias -name vi -value vim.exe

• Set-TimeZone

Set-TimeZone -Id "Korea Standard Time"

• 언어팩은 설정을 통해서만 다운로드 가능하다. 명령행으로 현재까지는 불가함.
  • Add languages to Windows images | Microsoft Docs 언어팩을 다운로드 하려면 라이센스 가입을 통해 ISO 파일을 다운로드 받아야 함.

# 가능할수도? 테스트 필요.
Get-WindowsCapability -Online | ? Name -like '*ko*' # 한국어 관련 목록 버전을 정확히 확인해야함.

Add-WindowsCapability -Online -Name 'Language.Basic~~~ko-KR~0.0.1.0'
Add-WindowsCapability -Online -Name 'Lnaguage.Fonts.Kore~~~und-KORE~0.0.1.0'

• Adding and removing keyboard languages with PowerShell – 4sysops
• Local Experience Packs: Add languages to Windows 10 and Server 2019 – 4sysops
• Set-WinUILanguageOverride
• Set-WinSystemLocale

Set-WinUILanguageOverride -Language ko-KR
Set-WinSystemLocale -SystemLocale ko-KR # 재부팅 후 적용

• Set-WinHomeLocation
• Get-WinHomeLocation
• Table of Geographical Locations - Win32 apps 지역 코드값
• 한국 : 134 → HEX 0x86

Set-WinHomeLocation -GeoId 0x86

• https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/restart-computer?view=powershell-7

Restart-Computer

• Installing PowerShell on Linux
• Ubuntu에 PowerShell 설치

• PowerShell, Cmder / ConEmu, Posh-Git, Oh-My-Posh, Powerline Customization
• Powershell Tutorial