PowerShell/check-ping.md at 8e188807888be23aadc897413114ebf0a67684d3

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Markus Fleschutz 1cd755a378 Update Markdown manuals

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The check-ping.ps1 Script

This PowerShell script checks the ping latency from the local computer to 9 popular hosts.

Parameters

/home/mf/Repos/PowerShell/Scripts/check-ping.ps1 [[-hosts] <String>] [<CommonParameters>]

-hosts <String>
    Specifies the hosts to check, seperated by commata (default is: amazon.com,bing.com,cnn.com,dropbox.com,facebook.com,google.com,live.com,twitter.com,youtube.com)
    
    Required?                    false
    Position?                    1
    Default value                amazon.com,bing.com,cnn.com,dropbox.com,facebook.com,google.com,live.com,twitter.com,youtube.com
    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

PS> ./check-ping
✅ Ping latency is 13ms...109ms with 25ms average.

Notes

Author: Markus Fleschutz | License: CC0

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Checks the ping latency 
.DESCRIPTION
	This PowerShell script checks the ping latency from the local computer to 9 popular hosts.
.PARAMETER hosts
	Specifies the hosts to check, seperated by commata (default is: amazon.com,bing.com,cnn.com,dropbox.com,facebook.com,google.com,live.com,twitter.com,youtube.com)
.EXAMPLE
	PS> ./check-ping
	✅ Ping latency is 13ms...109ms with 25ms average.
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$hosts = "amazon.com,bing.com,cnn.com,dropbox.com,facebook.com,google.com,live.com,twitter.com,youtube.com")

try {
	Write-Progress "⏳ Sending a ping to 9 popular hosts..."
	$HostsArray = $hosts.Split(",")
	$Pings = Test-Connection -computerName $HostsArray -count 1

	[int]$Min = 9999999
	[int]$Max = [int]$Avg = 0
	foreach($Ping in $Pings) {
		if ($IsLinux) {	[int]$Latency = $Ping.latency } else { [int]$Latency = $Ping.ResponseTime }
		if ($Latency -lt $Min) { $Min = $Latency }
		if ($Latency -gt $Max) { $Max = $Latency }
		$Avg += $Latency
	}
	$Avg /= $Pings.count

	Write-Progress -Completed "."
	Write-Host "✅ Ping latency is $($Min)ms...$($Max)ms with $($Avg)ms average"
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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