Introduction to PowerShell for Office 365 Global Tenant Admins
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This document outlines an online conference held on June 17-18, 2015, focused on introducing PowerShell and its application within Office 365. It provides an overview of getting started with PowerShell, learning its syntax, and best practices for writing scripts. The material includes examples of commands, flow control, and emphasizes the importance of proper documentation and safety when executing scripts.
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Use Functions
• Function global:Do-Something(){
• }
• Function global:Do-Something($someParameter){
• }
• Function global:Do-Something{
• param ([type]$someParameter=$(“Default Expression”))
• }](https://image.slidesharecdn.com/introtopowershellfortenantadmins-171102142741/85/Introduction-to-PowerShell-for-Office-365-Global-Tenant-Admins-36-320.jpg)
Introduction to PowerShell for Office 365 Global Tenant Admins
- 1. Online Conference June 17th and 18th 2015 EVENTS.COLLAB365.COMMUNITY Introduction to PowerShell
- 2. EVENTS.COLLAB365.COMMUNITY Who is Michael Blumenthal? Michael@Blumenthalit.com Twitter: @MichaelBL LinkedIn: http://bit.ly/MBB-LI https://michaelblumenthal.me TechCommunity.Microsoft.com Tenant Admin at a leading broadcast media company Office 365 MVP Dev/ITPro Mix In IT Consulting since 1995 PowerShelling since 2007 Contact
- 4. EVENTS.COLLAB365.COMMUNITY Why is PowerShell AWESOME? Write-Host “SO easy to use!” No Compiling!
- 5. EVENTS.COLLAB365.COMMUNITY • It’s Easy to Get Started!1 • Learn the PowerShell Syntax2 • Working with O3653 • Best Practices4 PowerShell puts .NET at your fingertips!
- 6. EVENTS.COLLAB365.COMMUNITY Chapter 1 It’s Easy to get Started!
- 7. EVENTS.COLLAB365.COMMUNITY Getting Started with PowerShell 2003 2008,R2 2012, R2 2016 7, 8, 8.1, 10
- 13. EVENTS.COLLAB365.COMMUNITY Chapter 2 Learn the PowerShell Syntax!
- 14. EVENTS.COLLAB365.COMMUNITY Symbols, Keywords, and Syntax! Oh My! • Variables1 • Commands2 • Piping3 • Comparisons4 • Flow Control5 • Filtering6
- 15. EVENTS.COLLAB365.COMMUNITY Reading Symbols in Code • (tal Guidance • Moe, Larry, and } • The universe started with the Big ! • !Important • A # of Bacon and # Browns
- 16. EVENTS.COLLAB365.COMMUNITY Variables • Case Insensitive, Dynamic typing $something $true, $false, $null, $profile $myMessage= “Hello, World” 1
- 18. EVENTS.COLLAB365.COMMUNITY Commands are called cmdlets. Verb-Noun Built-in, Extensible Get-Help Get-Member Get-Command 2
- 20. Discoverability
- 21. EVENTS.COLLAB365.COMMUNITY Get-Command • Find Cmdlets • Get details of cmdlets and applications
- 22. EVENTS.COLLAB365.COMMUNITY Aliases • Dir • Sort • Select • Foreach, also % Alias cmdlet • Get-ChildItem • Sort-object • Select-object • Foreach-object
- 23. EVENTS.COLLAB365.COMMUNITY The Power of Piping! Output Of Command 1 Input of Command 2 3
- 26. EVENTS.COLLAB365.COMMUNITY Dial zero for an… 4 Operator -eq -le -ne -like -gt -notlike -ge -match -lt -notmatch
- 27. Example
- 28. EVENTS.COLLAB365.COMMUNITY Taking Control of the Flow • If (Test) {Commands} else {Commands} • if ($web.Title –ne “”) {Write-Host $web.Title}If • For (Init;Test;Repeat) {Commands} • for($i=1; $i -le 10; $i++) {Write-Host $i}For • Foreach (Item in Collection) {Commands} • Foreach ($gumball in $CandyBag) {$gumball.color} • Collection | Foreach {Commands} ForEach • While (Condition){Commands} • while($val -ne 3){$val++; Write-Host $val}While 5
- 30. EVENTS.COLLAB365.COMMUNITY Where-Object •Where {<Test>}Syntax • V1&2: Dir | Where {$_.Name –like “B*”} • V3+: Dir | where Name –like B* Example 6
- 33. EVENTS.COLLAB365.COMMUNITY Get the Cmdlets! Verb-MSOL*AAD Remote SessionEXO Verb-PNP*PNP new-CSOnlineSession; RemoteSK4B Verb-SPO*SPO
- 36. EVENTS.COLLAB365.COMMUNITY Use Functions • Function global:Do-Something(){ • } • Function global:Do-Something($someParameter){ • } • Function global:Do-Something{ • param ([type]$someParameter=$(“Default Expression”)) • }
- 38. EVENTS.COLLAB365.COMMUNITY Comment your functions • <# • .SYNOPSIS –a brief explanation of what the script or function does. • .DESCRIPTION – a more detailed explanation of what the script or function does. • .PARAMETER name – an explanation of a specific parameter. Replace name with the parameter name. You can have one of these sections for each parameter the script or function uses. • .EXAMPLE – an example of how to use the script or function. You can have multiple .EXAMPLE sections if you want to provide more than one example. • .NOTES – any miscellaneous notes on using the script or function. • .LINK – a cross-reference to another help topic; you can have more than one of these. If you include a URL beginning with http:// or https://, the shell will open that URL when the Help command’s –online parameter is used. • #>
- 39. EVENTS.COLLAB365.COMMUNITY Search for Commands Refresh the command list Actions you can take
- 42. EVENTS.COLLAB365.COMMUNITY More Good Ideas • Always read scripts before running them
- 43. EVENTS.COLLAB365.COMMUNITY More Good Ideas • Always read scripts before running them. • Make yours safe when others don’t
- 44. EVENTS.COLLAB365.COMMUNITY More Good Ideas • Always read scripts before running them • Make yours safe when others don’t • Check for valid parameter values • get-help about_Functions_Advanced_Parameters
- 45. EVENTS.COLLAB365.COMMUNITY More Good Ideas • Always read scripts before running them • Make yours safe when others don’t • Check for valid parameter values • get-help about_Functions_Advanced_Parameters • Do error handling • get-help about_Try_Catch_Finally • get-help about_CommonParameters – -ErrorAction and -ErrorVariable
- 47. EVENTS.COLLAB365.COMMUNITY Script something today! It’s Easy to Get Started! PowerShell Syntax Office 365
Editor's Notes
- #5: Servers, Desktop OS’s, any .NET API, web services, you name it! No Compliling!
- #6: Who would like another tool in their toolbox? How about the swiss army knife of tools? It will make you a more productive developer!
- #8: Who here already has installed and PowerShell? Who’s using Server 2003? 2008? Win 2008 – It’s an OS Feature – “servermanagercmd –install PowerShell”
- #13: Intellisense!
- #17: begin with a $ Name that Language… Similar to @variables in SQL, apparently also Ruby, PHP. Arrays start at 0
- #18: Remove $opposite; add write-host; get-item
- #19: Mention Aliases
- #21: Get-Member examples
- #25: Can you imagine trying to do this if this was just text?
- #29: Get-Help about_flow_control Mention that collections start at 0
- #37: Single purpose vs multitool
- #43: Be a tool maker
- #48: You owe it to yourself to try out PowerShell. It will make you a better developer!