The document discusses Azure Functions, emphasizing their advantages such as cost-effectiveness, reduced infrastructure management, and simplified code writing. It includes demos on using Azure Functions with PowerShell, exploring triggers, error handling, and the tools available for development. Best practices for PowerShell coding are also highlighted to enhance efficiency and maintainability.

1. Automate it with Azure Functions
Jaap Brasser
@jaap_brasser

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3. Agenda
What are
Azure
Functions
1
How do they
work?
2
What can we
do with
PowerShell
3
Demos
4
Questions
5

4. Why
PowerShell
???

5. What are Azure
Functions

6. Azure Web Apps

7. Advantages of Azure Functions
• Pay for what you use
• No Infrastructure to manage
• No maintenance of servers
• Can be placed in existing Web App subscriptions
• Simplify code writing

8. What problem are we solving?
• Using our scripting skills in the cloud
• Re-using existing code / scripts
• Faster deployment
• Less maintenance

9. Demo:
Exploring Azure Functions

10. Demo Summary
•Triggers available
•Scenarios available
•Experimental flag
•How to create Azure Function
•Delete Azure Function

11. PowerShell language
support is still experimental

12. Demo:
Create timed function

13. Demo Summary
•Create PowerShell function
•Used cron notation

14. Demo:
Azure PowerShell Function

15. Demo Summary
• Which PowerShell version
• What variables are defined
• Saw the variables & files
• Reconfigured function.json
• Used Invoke-RestMethod to run

16. Error handling

17. Demo:
Azure Function Errors

18. Demo Summary
•Had our function fail
•Looked at different error logs
•Fixed the code based on output

19. Which tools?

20. Demo:
Writing Azure Functions

21. Demo Summary
•Different tools
• ISESteroids
• VsCode
• Visual Studio
• Online Editor
•Write Unit tests for your scripts

22. PowerShell best practices
• Develop code in proper tools
• Use source control
• Run script analyzer for coding practices
• Keep your code simple
• Write tests

23. Summary
• Use existing PowerShell skills
• Develop serverless code
• Interact with other services
• Free tier
• functions.azure.com
• Haveibeenpwned.com

24. Questions?