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Commit 6ff05b1

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added final example
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‎LearnPowerShell/EP9 - PowerShell Remoting.ps1

Lines changed: 77 additions & 29 deletions
Original file line numberDiff line numberDiff line change
@@ -146,35 +146,6 @@ Invoke-Command -Session $sessions -ScriptBlock {Stop-Service BITS -Force}
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#endregion
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#region advanced WinRM
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#add server to trusted hosts
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ls WSMan:\localhost\Client\TrustedHosts
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winrm s winrm/config/client '@{TrustedHosts="673448-RAXDC01"}'
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winrm s winrm/config/client '@{TrustedHosts="579188-HYP1"}'
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#domain to domain (http)
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New-PSSession -ComputerName Test-Join -Credential domain\user
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$domainToDomainHTTP = New-PSSession -ComputerName RemoteDeviceName -Credential domain\account
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#domain to domain (requires https listener and certificates pre-configured)
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New-PSSession -ComputerName Test-Join -Credential domain\user -UseSSL
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$domainToDomainHTTPS = New-PSSession -ComputerName PDC2 -Credential domain\account -UseSSL
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#by IP self-signed cert
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$so = New-PSSessionOption -SkipCNCheck -SkipCACheck -SkipRevocationCheck
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$test = New-PSSession -ComputerName 10.0.3.27 -Credential domain/account -UseSSL -SessionOption $so
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#change port WinRM listens on
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winrm/config/Listener?Address=*+Transport=HTTP '@{Port="8888"}'
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#check WinRM settings
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Get-WSManInstance -ResourceURI winrm/config/service/Auth
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Get-WSManInstance -ResourceURI winrm/config/client/Auth
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Get-WSManInstance -ResourceURI winrm/config/client
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#endregion
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#region PowerShell-Linux-Remote-Access
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#install openssh
@@ -211,4 +182,81 @@ foreach ($server in $devices) {
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Invoke-Command -ComputerName $server -ScriptBlock {$env:COMPUTERNAME} -Credential $credential
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}
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#endregion
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#region advanced WinRM
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#add server to trusted hosts
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ls WSMan:\localhost\Client\TrustedHosts
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winrm s winrm/config/client '@{TrustedHosts="673448-RAXDC01"}'
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winrm s winrm/config/client '@{TrustedHosts="579188-HYP1"}'
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#domain to domain (http)
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New-PSSession -ComputerName Test-Join -Credential domain\user
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$domainToDomainHTTP = New-PSSession -ComputerName RemoteDeviceName -Credential domain\account
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#domain to domain (requires https listener and certificates pre-configured)
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New-PSSession -ComputerName Test-Join -Credential domain\user -UseSSL
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$domainToDomainHTTPS = New-PSSession -ComputerName PDC2 -Credential domain\account -UseSSL
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#by IP self-signed cert
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$so = New-PSSessionOption -SkipCNCheck -SkipCACheck -SkipRevocationCheck
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$test = New-PSSession -ComputerName 10.0.3.27 -Credential domain/account -UseSSL -SessionOption $so
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#change port WinRM listens on
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winrm/config/Listener?Address=*+Transport=HTTP '@{Port="8888"}'
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#check WinRM settings
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Get-WSManInstance -ResourceURI winrm/config/service/Auth
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Get-WSManInstance -ResourceURI winrm/config/client/Auth
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Get-WSManInstance -ResourceURI winrm/config/client
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#endregion
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#region final Example
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#declare servers we will connect to remotely
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$servers = 'Server1','Server2','Server3','Server4'
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#capture credentials used for remote access
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$creds = Get-Credential
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#declare array to hold remote command results
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$remoteResults = @()
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#declare a splat for our Invoke-Command parameters
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$invokeSplat = @{
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ComputerName = $servers
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Credential = $creds
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ErrorVariable = 'connectErrors'
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ErrorAction = 'SilentlyContinue'
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}
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#execute remote command with splatted parameters.
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#store results in variable
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#errors will be stored in connectErrors
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$remoteResults = Invoke-Command @invokeSplat -ScriptBlock {
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#declare a custom object to store result in and return
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$obj = [PSCustomObject]@{
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Name = $env:COMPUTERNAME
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CPUs = "-------"
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Memory = "-------"
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FreeSpace = "-------"
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}
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#retrieve the CPU / Memory / Hard Drive information
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$obj.CPUs = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
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$obj.Memory = Get-CimInstance Win32_OperatingSystem `
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| Measure-Object -Property TotalVisibleMemorySize -Sum `
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| ForEach-Object { [Math]::Round($_.sum / 1024 / 1024) }
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$driveData = Get-PSDrive C | Select-Object Used, Free
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$total = $driveData.Used + $driveData.Free
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$calc = [Math]::Round($driveData.Free / $total, 2)
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$obj.FreeSpace = $calc * 100
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return $obj
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}
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#capture any connection errors
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$remoteFailures = $connectErrors.CategoryInfo `
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| Where-Object {$_.Reason -eq 'PSRemotingTransportException'} `
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| Select-Object TargetName,@{n = 'ErrorInfo'; E = {$_.Reason} }
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#endregion

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