98 lines
2.2 KiB
Markdown
98 lines
2.2 KiB
Markdown
# Learn Powershell Automation in Less than 1 Hour
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## Schedule-Task
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### Example
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Do a task at a precise time
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```powershell
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$trigger = New-ScheduledTaskTrigger -At 3pm -Daily
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$action = New-ScheduledTaskAction -Execute "powershell.exe" -Argument '-File "C:\Scripts\TestSpace.ps1"'
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$settings = New-ScheduledTaskSettingSet
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Register-ScheduledTask `
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-Action $action `
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-Trigger $trigger `
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-TaskName "Test SpaceX" `
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-Description "Tests connection with SpaceX.com" `
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-Settings $settings
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```
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### New-ScheduledTaskTrigger
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Creates a trigger object that defines when the scheduled task will run.
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Breakdown of components
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### New-ScheduledTaskAction
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Defines what program or command the scheduled task will execute.
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### New-ScheduledTaskSettingSet
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Creates a settings object that controls how the task behaves.
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### Register-ScheduleTask
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Registers the task with Windows Task Scheduler, making it active.
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## Get-ScheduledTask
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Return every Scheduled task
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```powershell
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Get-ScheduledTask -TaskName "Test SpaceX" | Get-ScheduledTaskInfo
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```
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## Unregister-ScheduledTask
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Remove a ScheduledTask
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```powershell
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Unregister-ScheduledTask -TaskName "Test SpaceX" -Confirm:$false
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```
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## Difference between Scheduled task and schedueld job
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A **scheduled task** is a generic scheduled unit of work,
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while a **scheduled job** is a defined,
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often reusable execution of that work within a scheduling system.
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## ScheduledJob
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More advance can run when the computer is in different state (sleep or hibernate)
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More straightforward
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### Example
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```powershell
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$Trigger = New-JobTrigger -Daily -at 3pm
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$Scriptblck = { C:\Scripts\TestSpaceX.ps1 }
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Register-ScheduledJob -Name "TestSpaceX Job" -ScriptBlock $scriptblock -Trigger $Trigger
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```
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### Get-ScheduledJob
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List all the ScheduledJob
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```powershell
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Get-ScheduledJob -Name "TestSpaceX" | select Name, State
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```
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### Unregister-ScheduledJob
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Remove a ScheduledJob
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```powershell
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Unregister-ScheduledJob -Name "TestSpaceX Job"
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```
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## GUI with Powershel
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A graphical user interface application developed using PowerShell to automate tasks, manage systems, and provide user-friendly access to scripts and tools.
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[Disk cleaner example](https://github.com/jimrtyler/diskcleaner/blob/main/DiskCleaner.ps1)
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