Windows PowerShell Scripting and Toolmaking
This five-day instructor-led is intended for IT professionals who are interested in furthering their skills in Windows PowerShell and administrative automation. The course assumes a basic working knowledge of PowerShell as an interactive command-line shell, and teaches students the correct patterns and practices for building reusable, tightly scoped units of automation.
Training at a glance
Level
Beginner
Duration
5 Days
Experience
1 year: Windows PowerShell
Average Salary
$75,500
Labs
Yes
Level
Beginner
Duration
5 Days
Experience
1 year: Windows PowerShell
Average Salary
$75,500
Labs
Yes
Training Details
After completing this course, students will be able to:
- Describe the correct patterns for building modularized tools in Windows PowerShell
- Build highly modularized functions that comply with native PowerShell patterns
- Build controller scripts that expose user interfaces and automate business processes
- Manage data in a variety of formats
- Write automated tests for tools
- Debug tools
This module explains how to design tools and units of automation that comply with native PowerShell usage patterns.
Lessons
- Tools do one thing
- Tools are flexible
- Tools look native
Lab: Designing a Tool
- Design a tool
Module 2: Start with a Command
This module explains how to start the scripting process by beginning in the interactive shell console.
Lessons
- Why start with a command?
- Discovery and experimentation
Lab: Starting with a Command
- Start with a command
Module 3: Build a Basic Function and Module
This module explains how to build a basic function and module, using commands already experimented with in the shell.
Lessons
- Start with a basic function
- Create a script module
- Check prerequisites
- Run the new command
Lab: Building a Basic Function and Module
- Build a basic function and module
Module 4: Adding CmdletBinding and Parameterizing
This module explains how to extend the functionality of a tool, parameterize input values, and use CmdletBinding.
Lessons
- About CmdletBinding and common parameters
- Accepting pipeline input
- Mandatory-ness
- Parameter validation
- Parameter aliases
Lab: Adding CmdletBinding and Parameterizing
- Adding CmdletBinding and parameterizing
Module 5: Emitting Objects as Output
This module explains how to create tools that produce custom objects as output.
Lessons
- Assembling information
- Constructing and emitting output
- Quick tests
Lab: Emitting Objects as Output
- Emit objects as output
Module 6: An Interlude: Changing Your Approach
This module explains how to re-think tool design, using concrete examples of how it’s often done wrong.
Lessons
- Examining a script
- Critiquing a script
- Revising the script
Module 7: Using Verbose, Warning, and Informational Output
This module explains how to use additional output pipelines for better script behaviors.
Lessons
- Knowing the six channels
- Adding verbose and warning output
- Doing more with verbose output
- Informational output
Lab: Using Verbose, Warning, and Informational Output
- Using verbose, warning, and informational output
Module 8: Comment-Based Help
This module explains how to add comment-based help to tools.
Lessons
- Where to put your help
- Getting started
- Going further with comment-based help
- Broken help
Lab: Adding Comment-Based Help
- Add comment-based help
Module 9: Handling Errors
This module explains how to create tools that deal with anticipated errors.
Lessons
- Understanding errors and exceptions
- Bad handling
- Two reasons for exception handling
- Handling exceptions in our tool
- Capturing the actual exception
- Handling exceptions for non-commands
- Going further with exception handling
- Deprecated exception handling
Lab: Handling Errors
- Handle errors
Module 10: Basic Debugging
This module explains how to use native PowerShell script debugging tools.
Lessons
- Two kinds of bugs
- The ultimate goal of debugging
- Developing assumptions
- Write-Debug
- Set-PSBreakpoint
- The PowerShell ISE
Lab: Basic Debugging
- Perform basic debugging
Module 11: Going Deeper with Parameters
This module explains how to further define parameter attributes in a PowerShell command.
Lessons
- Parameter positions
- Validation
- Multiple parameter sets
- Value from remaining arguments
- Help messages
- Aliases
- More CmdletBinding
Module 12: Writing Full Help
This module explains how to create external help for a command.
Lessons
- External help
- Using PlatyPs
- Supporting online help
- “About” topics
- Making your help updatable
Lab: Writing Full Help
- Write full help for a tool
Module 13: Unit Testing Your Code
This module explains how to use Pester to perform basic unit testing.
Lessons
- Sketching out the test
- Making something to test
- Expanding the test
- Going further with Pester
Lab: Unit Testing Your Code
- Unit test your code
Module 14: Extending Output Types
This module explains how to extend objects with additional capabilities.
Lessons
- Understanding types
- The Extensible Type System
- Extending an object
- Using Update-TypeData
Module 15: Analyzing Your Script
This module explains how to use Script Analyzer to support best practices and prevent common problems.
Lessons
- Performing a basic analysis
- Analyzing the analysis
Lab: Analyzing Your Script
- Analyze your script
Module 16: Publishing Your Tools
This module explains how to publish tools to public and private repositories.
Lessons
- Begin with a manifest
- Publishing to PowerShell Gallery
- Publishing to private repositories
Lab: Publishing Your Tools
- Publish your tools
Module 17: Basic Controllers: Automation Scripts and Menus
This module explains how to create controller scripts that put tools to use.
Lessons
- Building a menu
- Using UIChoice
- Writing a process controller
Lab: Basic Controllers
- Create basic controllers
Module 18: Proxy Functions
This module explains how to create and use proxy functions.
Lessons
- A proxy example
- Creating the proxy base
- Modifying the proxy
- Adding or removing parameters
Lab: Proxy Functions
- Create and modify proxy functions
Module 19: Working with XML Data
This module explains how to work with XML data in PowerShell.
Lessons
- Simple: CliXML
- Importing native XML
- ConvertTo-XML
- Creating native XML from scratch
Lab: Working with XML Data
- Work with XML data
Module 20: Working with JSON Data
This module explains how to use JSON data in PowerShell.
Lessons
- Converting to JSON
- Converting from JSON
Lab: Working with JSON Data
- Work with JSON data
Module 21: Working with SQL Server Data
This module explains how to use SQL Server from within a PowerShell script.
Lessons
- SQL Server terminology and facts
- Connecting to the server and database
- Writing a query
- Running a query
- Invoke-SqlCmd
- Thinking about tool design patterns
Administrators that have little or no programming experience but who have a working knowledge of Windows PowerShell and who are able to use Windows PowerShell to run complex, interactive commands. Students of this course may administer a wide variety of server and client products and technologies that offer Windows PowerShell integration, including Microsoft Exchange Server, Microsoft Windows Active Directory Domain Services, Microsoft SharePoint Server, and more.
- Experience at basic Windows administration
- Experience using Windows PowerShell to query and modify system information
- Experience using Windows PowerShell to discover commands and their usage
- Experience using WMI and/or CIM to query system information
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