mirror of
https://github.com/fleschutz/PowerShell.git
synced 2024-11-30 03:43:50 +01:00
86 lines
2.6 KiB
Markdown
86 lines
2.6 KiB
Markdown
Script: *check-credentials.ps1*
|
||
========================
|
||
|
||
This PowerShell script asks for credentials and checks them against saved ones ("$HOME\my.credentials" by default).
|
||
|
||
Parameters
|
||
----------
|
||
```powershell
|
||
PS> ./check-credentials.ps1 [[-TargetFile] <String>] [<CommonParameters>]
|
||
|
||
-TargetFile <String>
|
||
Specifies the target file ("$HOME\my.credentials" by default)
|
||
|
||
Required? false
|
||
Position? 1
|
||
Default value "$HOME\my.credentials"
|
||
Accept pipeline input? false
|
||
Accept wildcard characters? false
|
||
|
||
[<CommonParameters>]
|
||
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
|
||
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
|
||
```
|
||
|
||
Example
|
||
-------
|
||
```powershell
|
||
PS> ./check-credentials.ps1
|
||
Enter username and password, please.
|
||
✔️ Your credentials are correct.
|
||
|
||
```
|
||
|
||
Notes
|
||
-----
|
||
Author: Markus Fleschutz | License: CC0
|
||
|
||
Related Links
|
||
-------------
|
||
https://github.com/fleschutz/PowerShell
|
||
|
||
Script Content
|
||
--------------
|
||
```powershell
|
||
<#
|
||
.SYNOPSIS
|
||
Checks credentials
|
||
.DESCRIPTION
|
||
This PowerShell script asks for credentials and checks them against saved ones ("$HOME\my.credentials" by default).
|
||
.PARAMETER TargetFile
|
||
Specifies the target file ("$HOME\my.credentials" by default)
|
||
.EXAMPLE
|
||
PS> ./check-credentials.ps1
|
||
Enter username and password, please.
|
||
✔️ Your credentials are correct.
|
||
.LINK
|
||
https://github.com/fleschutz/PowerShell
|
||
.NOTES
|
||
Author: Markus Fleschutz | License: CC0
|
||
#>
|
||
|
||
param([string]$TargetFile = "$HOME\my.credentials")
|
||
|
||
try {
|
||
Write-Host "Enter username and password, please." -foreground red
|
||
$credsFromUser = Get-Credential
|
||
|
||
$secureString = Get-Content "$TargetFile" | ConvertTo-SecureString
|
||
$credsFromFile = New-Object System.Management.Automation.PSCredential($credsFromUser.UserName, $secureString)
|
||
|
||
if ($credsFromUser.UserName -ne $credsFromFile.UserName) { throw "Sorry, your username is wrong." }
|
||
|
||
$pw1 = [Runtime.InteropServices.Marshal]::PtrToStringAuto([Runtime.InteropServices.Marshal]::SecureStringToBSTR($credsFromUser.Password))
|
||
$pw2 = [Runtime.InteropServices.Marshal]::PtrToStringAuto([Runtime.InteropServices.Marshal]::SecureStringToBSTR($credsFromFile.Password))
|
||
if ($pw1 -cne $pw2) { throw "Sorry, your password is wrong." }
|
||
|
||
"✔️ Your credentials are correct."
|
||
exit 0 # success
|
||
} catch {
|
||
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
|
||
exit 1
|
||
}
|
||
```
|
||
|
||
*(generated by convert-ps2md.ps1 using the comment-based help of check-credentials.ps1 as of 03/27/2024 17:36:24)*
|