- Windows PowerShell Cookbook
- A Note Regarding Supplemental Files
- Foreword
- Foreword to the First Edition
- Preface
- I. Tour
- A Guided Tour of Windows PowerShell
- Introduction
- An Interactive Shell
- Structured Commands (Cmdlets)
- Deep Integration of Objects
- Administrators as First-Class Users
- Composable Commands
- Techniques to Protect You from Yourself
- Common Discovery Commands
- Ubiquitous Scripting
- Ad Hoc Development
- Bridging Technologies
- Namespace Navigation Through Providers
- Much, Much More
- A Guided Tour of Windows PowerShell
- II. Fundamentals
- 1. The Windows PowerShell Interactive Shell
- Introduction
- Run Programs, Scripts, and Existing Tools
- Resolve Errors Calling Native Executables
- Run a PowerShell Command
- Invoke a Long-Running or Background Command
- Notify Yourself of Job Completion
- Customize Your Shell, Profile, and Prompt
- Find a Command to Accomplish a Task
- Get Help on a Command
- Program: Search Help for Text
- Program: View PowerShell’s HTML Help
- Launch PowerShell at a Specific Location
- Invoke a PowerShell Command or Script from Outside PowerShell
- Customize the Shell to Improve Your Productivity
- Program: Learn Aliases for Common Commands
- Program: Learn Aliases for Common Parameters
- Access and Manage Your Console History
- Program: Create Scripts from Session History
- Invoke a Command from Your Session History
- Program: Search Formatted Output for a Pattern
- Interactively View and Process Command Output
- Store the Output of a Command into a File
- Add Information to the End of a File
- Record a Transcript of Your Shell Session
- Extend Your Shell with Additional Commands
- Use Commands from Customized Shells
- Save State Between Sessions
- 2. Pipelines
- Introduction
- Filter Items in a List or Command Output
- Group and Pivot Data by Name
- Program: Simplify Most Where-Object Filters
- Program: Interactively Filter Lists of Objects
- Work with Each Item in a List or Command Output
- Automate Data-Intensive Tasks
- Program: Simplify Most Foreach-Object Pipelines
- Intercept Stages of the Pipeline
- Automatically Capture Pipeline Output
- Capture and Redirect Binary Process Output
- 3. Variables and Objects
- Introduction
- Display the Properties of an Item as a List
- Display the Properties of an Item as a Table
- Store Information in Variables
- Access Environment Variables
- Program: Retain Changes to Environment Variables Set by a Batch File
- Control Access and Scope of Variables and Other Items
- Program: Create a Dynamic Variable
- Work with .NET Objects
- Create an Instance of a .NET Object
- Program: Create Instances of Generic Objects
- Reduce Typing for Long Class Names
- Use a COM Object
- Learn About Types and Objects
- Get Detailed Documentation About Types and Objects
- Add Custom Methods and Properties to Objects
- Create and Initialize Custom Objects
- Add Custom Methods and Properties to Types
- 4. Looping and Flow Control
- 5. Strings and Unstructured Text
- Introduction
- Create a String
- Create a Multiline or Formatted String
- Place Special Characters in a String
- Insert Dynamic Information in a String
- Prevent a String from Including Dynamic Information
- Place Formatted Information in a String
- Search a String for Text or a Pattern
- Replace Text in a String
- Split a String on Text or a Pattern
- Combine Strings into a Larger String
- Convert a String to Upper/Lowercase
- Trim a String
- Format a Date for Output
- Program: Convert Text Streams to Objects
- Generate Large Reports and Text Streams
- Generate Source Code and Other Repetitive Text
- 6. Calculations and Math
- 7. Lists, Arrays, and Hashtables
- Introduction
- Create an Array or List of Items
- Create a Jagged or Multidimensional Array
- Access Elements of an Array
- Visit Each Element of an Array
- Sort an Array or List of Items
- Determine Whether an Array Contains an Item
- Combine Two Arrays
- Find Items in an Array That Match a Value
- Compare Two Lists
- Remove Elements from an Array
- Find Items in an Array Greater or Less Than a Value
- Use the ArrayList Class for Advanced Array Tasks
- Create a Hashtable or Associative Array
- Sort a Hashtable by Key or Value
- 8. Utility Tasks
- 1. The Windows PowerShell Interactive Shell
- III. Common Tasks
- 9. Simple Files
- 10. Structured Files
- Introduction
- Access Information in an XML File
- Perform an XPath Query Against XML
- Convert Objects to XML
- Modify Data in an XML File
- Easily Import and Export Your Structured Data
- Store the Output of a Command in a CSV or Delimited File
- Import CSV and Delimited Data from a File
- Use Excel to Manage Command Output
- Parse and Interpret PowerShell Scripts
- 11. Code Reuse
- Introduction
- Write a Script
- Write a Function
- Find a Verb Appropriate for a Command Name
- Write a Script Block
- Return Data from a Script, Function, or Script Block
- Package Common Commands in a Module
- Write Commands That Maintain State
- Selectively Export Commands from a Module
- Diagnose and Interact with Internal Module State
- Handle Cleanup Tasks When a Module Is Removed
- Access Arguments of a Script, Function, or Script Block
- Add Validation to Parameters
- Accept Script Block Parameters with Local Variables
- Dynamically Compose Command Parameters
- Provide -WhatIf, -Confirm, and Other Cmdlet Features
- Add Help to Scripts or Functions
- Add Custom Tags to a Function or Script Block
- Access Pipeline Input
- Write Pipeline-Oriented Scripts with Cmdlet Keywords
- Write a Pipeline-Oriented Function
- Organize Scripts for Improved Readability
- Invoke Dynamically Named Commands
- Program: Enhance or Extend an Existing Cmdlet
- 12. Internet-Enabled Scripts
- 13. User Interaction
- Introduction
- Read a Line of User Input
- Read a Key of User Input
- Program: Display a Menu to the User
- Display Messages and Output to the User
- Provide Progress Updates on Long-Running Tasks
- Write Culture-Aware Scripts
- Support Other Languages in Script Output
- Program: Invoke a Script Block with Alternate Culture Settings
- Access Features of the Host’s User Interface
- Program: Add a Graphical User Interface to Your Script
- Interact with UI Frameworks and STA Objects
- 14. Debugging
- 15. Tracing and Error Management
- Introduction
- Determine the Status of the Last Command
- View the Errors Generated by a Command
- Manage the Error Output of Commands
- Program: Resolve an Error
- Configure Debug, Verbose, and Progress Output
- Handle Warnings, Errors, and Terminating Errors
- Output Warnings, Errors, and Terminating Errors
- Program: Analyze a Script’s Performance Profile
- 16. Environmental Awareness
- Introduction
- View and Modify Environment Variables
- Access Information About Your Command’s Invocation
- Program: Investigate the InvocationInfo Variable
- Find Your Script’s Name
- Find Your Script’s Location
- Find the Location of Common System Paths
- Get the Current Location
- Safely Build File Paths Out of Their Components
- Interact with PowerShell’s Global Environment
- Determine PowerShell Version Information
- 17. Extend the Reach of Windows PowerShell
- Introduction
- Automate Programs Using COM Scripting Interfaces
- Program: Query a SQL Data Source
- Access Windows Performance Counters
- Access Windows API Functions
- Program: Invoke Simple Windows API Calls
- Define or Extend a .NET Class
- Add Inline C# to Your PowerShell Script
- Access a .NET SDK Library
- Create Your Own PowerShell Cmdlet
- Add PowerShell Scripting to Your Own Program
- 18. Security and Script Signing
- Introduction
- Enable Scripting Through an Execution Policy
- Disable Warnings for UNC Paths
- Sign a PowerShell Script, Module, or Formatting File
- Program: Create a Self-Signed Certificate
- Manage PowerShell Security in an Enterprise
- Block Scripts by Publisher, Path, or Hash
- Verify the Digital Signature of a PowerShell Script
- Securely Handle Sensitive Information
- Securely Request Usernames and Passwords
- Program: Start a Process as Another User
- Program: Run a Temporarily Elevated Command
- Securely Store Credentials on Disk
- Access User and Machine Certificates
- Program: Search the Certificate Store
- Add and Remove Certificates
- Manage Security Descriptors in SDDL Form
- 19. Integrated Scripting Environment
- IV. Administrator Tasks
- 20. Files and Directories
- Introduction
- Determine the Current Location
- Get the Files in a Directory
- Find All Files Modified Before a Certain Date
- Clear the Content of a File
- Manage and Change the Attributes of a File
- Find Files That Match a Pattern
- Manage Files That Include Special Characters
- Program: Get Disk Usage Information
- Monitor a File for Changes
- Get the Version of a DLL or Executable
- Program: Get the MD5 or SHA1 Hash of a File
- Create a Directory
- Remove a File or Directory
- Rename a File or Directory
- Move a File or Directory
- Program: Move or Remove a Locked File
- Get the ACL of a File or Directory
- Set the ACL of a File or Directory
- Program: Add Extended File Properties to Files
- Program: Create a Filesystem Hard Link
- Program: Create a ZIP Archive
- 21. The Windows Registry
- Introduction
- Navigate the Registry
- View a Registry Key
- Modify or Remove a Registry Key Value
- Create a Registry Key Value
- Remove a Registry Key
- Safely Combine Related Registry Modifications
- Add a Site to an Internet Explorer Security Zone
- Modify Internet Explorer Settings
- Program: Search the Windows Registry
- Get the ACL of a Registry Key
- Set the ACL of a Registry Key
- Work with the Registry of a Remote Computer
- Program: Get Registry Items from Remote Machines
- Program: Get Properties of Remote Registry Keys
- Program: Set Properties of Remote Registry Keys
- Discover Registry Settings for Programs
- Problem
- Solution
- Discussion
- Launch and configure Process Monitor
- Prepare to manually set the configuration option
- Tell Process Monitor to begin capturing information
- Manually set the configuration option
- Tell Process Monitor to stop capturing information
- Review the capture logs for registry modification
- Automate these registry writes
- See Also
- 22. Comparing Data
- 23. Event Logs
- Introduction
- List All Event Logs
- Get the Newest Entries from an Event Log
- Find Event Log Entries with Specific Text
- Retrieve and Filter Event Log Entries
- Find Event Log Entries by Their Frequency
- Back Up an Event Log
- Create or Remove an Event Log
- Write to an Event Log
- Run a PowerShell Script for Windows Event Log Entries
- Clear or Maintain an Event Log
- Access Event Logs of a Remote Machine
- 24. Processes
- 25. System Services
- 26. Active Directory
- Introduction
- Test Active Directory Scripts on a Local Installation
- Create an Organizational Unit
- Get the Properties of an Organizational Unit
- Modify Properties of an Organizational Unit
- Delete an Organizational Unit
- Get the Children of an Active Directory Container
- Create a User Account
- Program: Import Users in Bulk to Active Directory
- Search for a User Account
- Get and List the Properties of a User Account
- Modify Properties of a User Account
- Change a User Password
- Create a Security or Distribution Group
- Search for a Security or Distribution Group
- Get the Properties of a Group
- Find the Owner of a Group
- Modify Properties of a Security or Distribution Group
- Add a User to a Security or Distribution Group
- Remove a User from a Security or Distribution Group
- List a User’s Group Membership
- List the Members of a Group
- List the Users in an Organizational Unit
- Search for a Computer Account
- Get and List the Properties of a Computer Account
- 27. Enterprise Computer Management
- Introduction
- Join a Computer to a Domain or Workgroup
- Remove a Computer from a Domain
- Program: List Logon or Logoff Scripts for a User
- Program: List Startup or Shutdown Scripts for a Machine
- Deploy PowerShell-Based Logon Scripts
- Enable or Disable the Windows Firewall
- Open or Close Ports in the Windows Firewall
- Program: List All Installed Software
- Uninstall an Application
- Manage Computer Restore Points
- Reboot or Shut Down a Computer
- Determine Whether a Hotfix Is Installed
- Manage Scheduled Tasks on a Computer
- Retrieve Printer Information
- Retrieve Printer Queue Statistics
- Manage Printers and Print Queues
- Program: Summarize System Information
- Renew a DHCP Lease
- Assign a Static IP Address
- List All IP Addresses for a Computer
- List Network Adapter Properties
- 28. Windows Management Instrumentation
- Introduction
- Access Windows Management Instrumentation Data
- Modify the Properties of a WMI Instance
- Invoke a Method on a WMI Class
- Program: Determine Properties Available to WMI Filters
- Program: Search for WMI Classes
- Use .NET to Perform Advanced WMI Tasks
- Improve the Performance of Large-Scale WMI Operations
- Convert a VBScript WMI Script to PowerShell
- 29. Remoting
- Introduction
- Find Commands That Support Their Own Remoting
- Program: Invoke a PowerShell Expression on a Remote Machine
- Test Connectivity Between Two Computers
- Limit Networking Scripts to Hosts That Respond
- Enable PowerShell Remoting on a Computer
- Enable Remote Desktop on a Computer
- Program: Remotely Enable PowerShell Remoting
- Configure User Permissions for Remoting
- Enable Remoting to Workgroup Computers
- Interactively Manage a Remote Computer
- Invoke a Command on a Remote Computer
- Implicitly Invoke Commands from a Remote Computer
- Create Sessions with Full Network Access
- Pass Variables to Remote Sessions
- Configure Advanced Remoting Options
- Invoke a Command on Many Computers
- Run a Local Script on a Remote Computer
- Program: Transfer a File to a Remote Computer
- Determine Whether a Script Is Running on a Remote Computer
- Program: Create a Task-Specific Remoting Endpoint
- 30. Transactions
- 31. Event Handling
- 20. Files and Directories
- V. References
- A. PowerShell Language and Environment
- Commands and Expressions
- Comments
- Variables
- Booleans
- Strings
- Numbers
- Arrays and Lists
- Hashtables (Associative Arrays)
- XML
- Simple Operators
- Comparison Operators
- Conditional Statements
- Looping Statements
- Working with the .NET Framework
- Writing Scripts, Reusing Functionality
- Managing Errors
- Formatting Output
- Capturing Output
- Common Customization Points
- B. Regular Expression Reference
- C. XPath Quick Reference
- D. .NET String Formatting
- E. .NET DateTime Formatting
- F. Selected .NET Classes and Their Uses
- G. WMI Reference
- H. Selected COM Objects and Their Uses
- I. Selected Events and Their Uses
- J. Standard PowerShell Verbs
- A. PowerShell Language and Environment
- Index
- About the Author
- Colophon
- Copyright
-
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