PowerShell/docs/list-os-updates.md
2024-11-20 11:52:20 +01:00

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The *list-os-updates.ps1* Script
===========================
This PowerShell script lists the latest updates for operating systems.
Parameters
----------
```powershell
/home/markus/Repos/PowerShell/scripts/list-os-updates.ps1 [[-RSS_URL] <String>] [[-MaxCount] <Int32>] [<CommonParameters>]
-RSS_URL <String>
Specifies the URL to the RSS feed
Required? false
Position? 1
Default value https://distrowatch.com/news/dwd.xml
Accept pipeline input? false
Accept wildcard characters? false
-MaxCount <Int32>
Specifies the number of news to list
Required? false
Position? 2
Default value 30
Accept pipeline input? false
Accept wildcard characters? false
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
```
Example
-------
```powershell
PS> ./list-os-updates.ps1
```
Notes
-----
Author: Markus Fleschutz | License: CC0
Related Links
-------------
https://github.com/fleschutz/PowerShell
Script Content
--------------
```powershell
<#
.SYNOPSIS
Lists OS updates
.DESCRIPTION
This PowerShell script lists the latest updates for operating systems.
.PARAMETER RSS_URL
Specifies the URL to the RSS feed
.PARAMETER MaxCount
Specifies the number of news to list
.EXAMPLE
PS> ./list-os-updates.ps1
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$RSS_URL = "https://distrowatch.com/news/dwd.xml", [int]$MaxCount = 30)
try {
" "
"Date OS Update"
"---- ---------"
[xml]$Content = (Invoke-WebRequest -URI $RSS_URL -userAgent "curl" -useBasicParsing).Content
[int]$Count = 0
foreach ($item in $Content.rss.channel.item) {
"$($item.title)"
$Count++
if ($Count -eq $MaxCount) { break }
}
" (source: DistroWatch.com)"
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}
```
*(generated by convert-ps2md.ps1 as of 11/20/2024 11:51:56)*