[CRussel]

I use a simple PowerShell script on my desktop to force a restart of the Calibre-Server process running on my network share. Works well, and I can run it from any one of several desktops/laptops in the house to trigger a restart of calibre-server.

Spoiler:

<#
.Synopsis
Restarts the calibre server process on a remote computer
.Description
Restart-myCalibreServer opens a PSSession to the remote computer (wss-200 by default) and then
stops and restarts the calibre-server process on that remote computer.
.Example
Restart-myCalibreServer

Opens a PSSession to wss-200 and stops any existing calibre-server process, and then starts a new one.
.Example
Restart-myCalibreServer -ComputerName SRV2

Opens a PSSession to SRV2 and stops any existing calibre-server process, and then starts a new one.
.Parameter ComputerName
The computer where the calibre-server is running.
.Inputs
[string]
.Notes
    Author: Charlie Russel
 Copyright: 2017 by Charlie Russel
          : Permission to use is granted but attribution is appreciated
   Initial: 10 July, 2017 (cpr)
   ModHist:
          :
#>
[CmdletBinding()]
Param(
     [Parameter(Mandatory=$False,Position=0)]
     [alias("Name","Computer")]
     [string]
     $ComputerName = "wss-200"
     )

If (! (Get-PSSession -ComputerName $ComputerName | Where-Object {$_.State -eq 'Opened'} )) {
   Write-Verbose "No existing open PSSession to wss-200 found, starting a new one"
   New-PSSession -ComputerName $ComputerName
} else {
   Write-Verbose "Found existing PSSession, reusing it..."
}
$session = Get-PSSession -ComputerName $ComputerName | Where-Object {$_.State -eq 'Opened'}
Invoke-Command -Session $session  `
               -ScriptBlock {
                  if (Get-Process -Name "Calibre*") {
                        Stop-Process -Name "calibre*"
                     }
                  Start-Process -WindowStyle Hidden `
                                -FilePath 'C:\Program Files\Calibre2\Calibre-Server.exe' `
                                -ArgumentList "D:\ServerFolders\Kindle"
                  Get-Process -Name "calibre*"
               }