Practical automation with PowerShell : effective scripting from the console to the cloud

Practical automation with PowerShell effective scripting from the console to the cloud

Practical Automation in PowerShell reveals how you can use PowerShell to build automation solutions for a huge number of common admin and DevOps tasks. Author Matthew Dowst uses his decades of experience to lay out a real blueprint for setting up an enterprise scripting environment with PowerShell....

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Detalles Bibliográficos
Otros Autores: Dowst, Matthew, author (author)
Formato: Libro electrónico
Idioma:Inglés
Publicado: Shelter Island, New York : Manning Publications [2023]
Edición:[First edition]
Materias:
Windows PowerShell (Computer program language)
Computer software > Development.
Ver en Biblioteca Universitat Ramon Llull:https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009733935306719
Tabla de Contenidos:
  • Intro
  • inside front cover
  • Practical Automation with PowerShell
  • Copyright
  • dedication
  • brief contents
  • contents
  • front matter
  • preface
  • acknowledgments
  • about this book
  • Who should read this book?
  • How this book is organized: A roadmap
  • About the code
  • liveBook discussion forum
  • about the author
  • about the cover illustration
  • Part 1.
  • 1 PowerShell automation
  • 1.1 What you'll learn in this book
  • 1.2 Practical automation
  • 1.2.1 Automation goal
  • 1.2.2 Triggers
  • 1.2.3 Actions
  • 1.2.4 Maintainability
  • 1.3 The automation process
  • 1.3.1 Building blocks
  • 1.3.2 Phases
  • 1.3.3 Combining building blocks and phases
  • 1.4 Choosing the right tool for the job
  • 1.4.1 Automation decision tree
  • 1.4.2 No need to reinvent the wheel
  • 1.4.3 Supplemental tools
  • 1.5 What you need to get started today
  • Summary
  • 2 Get started automating
  • 2.1 Cleaning up old files (your first building blocks)
  • 2.1.1 Your first function
  • 2.1.2 Returning data from functions
  • 2.1.3 Testing your functions
  • 2.1.4 Problems to avoid when adding functions to scripts
  • 2.1.5 Brevity versus efficiency
  • 2.1.6 Careful what you automate
  • 2.1.7 Putting it all together
  • 2.2 The anatomy of PowerShell automation
  • 2.2.1 When to add functions to a module
  • 2.2.2 Creating a script module
  • 2.2.3 Module creation tips
  • Summary
  • Part 2.
  • 3 Scheduling automation scripts
  • 3.1 Scheduled scripts
  • 3.1.1 Know your dependencies and address them beforehand
  • 3.1.2 Know where your script needs to execute
  • 3.1.3 Know what context the script needs to execute under
  • 3.2 Scheduling your scripts
  • 3.2.1 Task Scheduler
  • 3.2.2 Create scheduled tasks via PowerShell
  • 3.2.3 Cron scheduler
  • 3.2.4 Jenkins scheduler
  • 3.3 Watcher scripts
  • 3.3.1 Designing watcher scripts
  • 3.3.2 Invoking action scripts.
  • 3.3.3 Graceful terminations
  • 3.3.4 Folder watcher
  • 3.3.5 Action scripts
  • 3.4 Running watchers
  • 3.4.1 Testing watcher execution
  • 3.4.2 Scheduling watchers
  • Summary
  • 4 Handling sensitive data
  • 4.1 Principles of automation security
  • 4.1.1 Do not store sensitive information in scripts
  • 4.1.2 Principle of least privilege
  • 4.1.3 Consider the context
  • 4.1.4 Create role-based service accounts
  • 4.1.5 Use logging and alerting
  • 4.1.6 Do not rely on security through obscurity
  • 4.1.7 Secure your scripts
  • 4.2 Credentials and secure strings in PowerShell
  • 4.2.1 Secure strings
  • 4.2.2 Credential objects
  • 4.3 Storing credentials and secure strings in PowerShell
  • 4.3.1 The SecretManagement module
  • 4.3.2 Set up the SecretStore vault
  • 4.3.3 Set up a KeePass vault
  • 4.3.4 Choosing the right vault
  • 4.3.5 Adding secrets to a vault
  • 4.4 Using credentials and secure strings in your automations
  • 4.4.1 SecretManagement module
  • 4.4.2 Using Jenkins credentials
  • 4.5 Know your risks
  • Summary
  • 5 PowerShell remote execution
  • 5.1 PowerShell remoting
  • 5.1.1 Remote context
  • 5.1.2 Remote protocols
  • 5.1.3 Persistent sessions
  • 5.2 Script considerations for remote execution
  • 5.2.1 Remote execution scripts
  • 5.2.2 Remote execution control scripts
  • 5.3 PowerShell remoting over WSMan
  • 5.3.1 Enable WSMan PowerShell remoting
  • 5.3.2 Permissions for WSMan PowerShell remoting
  • 5.3.3 Execute commands with WSMan PowerShell remoting
  • 5.3.4 Connect to the desired version of PowerShell
  • 5.4 PowerShell remoting over SSH
  • 5.4.1 Enable SSH PowerShell remoting
  • 5.4.2 Authenticating with PowerShell and SSH
  • 5.4.3 SSH environment considerations
  • 5.4.4 Execute commands with SSH PowerShell remoting
  • 5.5 Hypervisor-based remoting
  • 5.6 Agent-based remoting
  • 5.7 Setting yourself up for success with PowerShell remoting.
  • Summary
  • 6 Making adaptable automations
  • 6.1 Event handling
  • 6.1.1 Using try/catch blocks for event handling
  • 6.1.2 Creating custom event handles
  • 6.2 Building data-driven functions
  • 6.2.1 Determining your data structure
  • 6.2.2 Storing your data
  • 6.2.3 Updating your data structure
  • 6.2.4 Creating classes
  • 6.2.5 Building the function
  • 6.3 Controlling scripts with configuration data
  • 6.3.1 Organizing your data
  • 6.3.2 Using your configuration data
  • 6.3.3 Storing your configuration data
  • 6.3.4 Do not put cmdlets into your configuration data
  • Summary
  • 7 Working with SQL
  • 7.1 Setting your schema
  • 7.1.1 Data types
  • 7.2 Connecting to SQL
  • 7.2.1 Permissions
  • 7.3 Adding data to a table
  • 7.3.1 String validation
  • 7.3.2 Inserting data to a table
  • 7.4 Getting data from a table
  • 7.4.1 SQL where clause
  • 7.5 Updating records
  • 7.5.1 Passing pipeline data
  • 7.6 Keeping data in sync
  • 7.6.1 Getting server data
  • 7.7 Setting a solid foundation
  • Summary
  • 8 Cloud-based automation
  • 8.1 Chapter resources
  • 8.2 Setting up Azure Automation
  • 8.2.1 Azure Automation
  • 8.2.2 Log Analytics
  • 8.2.3 Creating Azure resources
  • 8.2.4 Authentication from Automation runbooks
  • 8.2.5 Resource keys
  • 8.3 Creating a hybrid runbook worker
  • 8.3.1 PowerShell modules on hybrid runbook workers
  • 8.4 Creating a PowerShell runbook
  • 8.4.1 Automation assets
  • 8.4.2 Runbook Editor
  • 8.4.3 Runbook output
  • 8.4.4 Interactive Cmdlets
  • 8.5 Security considerations
  • Summary
  • 9 Working outside of PowerShell
  • 9.1 Using COM objects and .NET Framework
  • 9.1.1 Importing Word objects
  • 9.1.2 Creating a Word document
  • 9.1.3 Writing to a Word document
  • 9.1.4 Adding tables to a Word document
  • 9.2 Building tables from a PowerShell object
  • 9.2.1 Converting PowerShell objects to tables.
  • 9.2.2 Converting PowerShell arrays to tables
  • 9.3 Getting web data
  • 9.3.1 API keys
  • 9.4 Using external applications
  • 9.4.1 Calling an external executable
  • 9.4.2 Monitoring execution
  • 9.4.3 Getting the output
  • 9.4.4 Creating Start-Process wrapper function
  • 9.5 Putting it all together
  • Summary
  • 10 Automation coding best practices
  • 10.1 Defining the full automation
  • 10.1.1 Structuring your automation
  • 10.2 Converting a manual task to an automated one
  • 10.3 Updating structured data
  • 10.4 Using external tools
  • 10.4.1 Finding installed applications
  • 10.4.2 Call operators
  • 10.5 Defining parameters
  • 10.6 Making resumable automations
  • 10.6.1 Determining code logic and functions
  • 10.7 Waiting for automations
  • 10.8 Think of the next person
  • 10.8.1 Do not overcomplicate it
  • 10.8.2 Comment, comment, comment
  • 10.8.3 Include help and examples on all scripts and functions
  • 10.8.4 Have a backup plan
  • 10.9 Do not forget about the presentation
  • Summary
  • Part 3.
  • 11 End-user scripts and forms
  • 11.1 Script frontends
  • 11.1.1 SharePoint trial tenant
  • 11.2 Creating a request form
  • 11.2.1 Gathering data
  • 11.2.2 Creating a SharePoint form
  • 11.3 Processing requests
  • 11.3.1 Permissions
  • 11.3.2 Monitoring for new requests
  • 11.3.3 Processing the request
  • 11.4 Running PowerShell script on end-user devices
  • 11.4.1 Custom Git install
  • 11.4.2 Running as system versus the user
  • 11.4.3 Using Active Setup with PowerShell
  • Summary
  • 12 Sharing scripts among a team
  • 12.1 Sharing a script
  • 12.1.1 Creating a gist
  • 12.1.2 Editing a gist
  • 12.1.3 Sharing a gist
  • 12.1.4 Executing a gist
  • 12.2 Creating a shared module
  • 12.2.1 Uploading the module to a GitHub repository
  • 12.2.2 Giving access to the shared module
  • 12.2.3 Installing the shared module
  • 12.3 Updating a shared module.
  • 12.3.1 Make the module self-update
  • 12.3.2 Creating a pull request
  • 12.3.3 Testing the self-update
  • Summary
  • 13 Testing your scripts
  • 13.1 Introduction to Pester
  • 13.2 Unit testing
  • 13.2.1 BeforeAll
  • 13.2.2 Creating tests
  • 13.2.3 Mocks
  • 13.3 Advanced unit testing
  • 13.3.1 Web scraping
  • 13.3.2 Testing your results
  • 13.3.3 Mocking with parameters
  • 13.3.4 Unit vs. integration tests
  • 13.4 Integration testing
  • 13.4.1 Integration testing with external data
  • 13.5 Invoking Pester tests
  • Summary
  • 14 Maintaining your code
  • 14.1 Revisiting old code
  • 14.1.1 Test before changing
  • 14.1.2 Updating the function
  • 14.1.3 Post update test
  • 14.2 Automating your testing
  • 14.2.1 Creating a GitHub workflow
  • 14.3 Avoiding breaking changes
  • 14.3.1 Parameter changes
  • 14.3.2 Output changes
  • Summary
  • Appendix. Development environment set up
  • A.1 Development machine
  • A.1.1 Clone the book repository
  • A.2 Automation Server
  • A.2.1 Set up Jenkins
  • A.3 Linux environment
  • index.

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