Added script for configuring winrm for Ansible

The script can be used to set up a windows host with WinRM with the least possible effort.

examples/scripts/ConfigureRemotingForAnsible.ps1

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+# Script to set a windows computer up for remoting
+# The script checks the current WinRM/Remoting configuration and makes the necessary changes
+# set $VerbosePreference="Continue" before running the script in order to see the output of the script
+#
+# Written by Trond Hindenes <trond@hindenes.com>
+#
+# Version 1.0 - July 6th, 2014
+
+
+Param (
+    [string]$SubjectName = $env:COMPUTERNAME,
+    [int]$CertValidityDays = 365,
+    $CreateSelfSignedCert = $true
+)
+
+
+#region function defs
+Function New-LegacySelfSignedCert
+{
+    Param (
+        [string]$SubjectName,
+        [int]$ValidDays = 365
+    )
+    
+    $name = new-object -com "X509Enrollment.CX500DistinguishedName.1"
+    $name.Encode("CN=$SubjectName", 0)
+
+    $key = new-object -com "X509Enrollment.CX509PrivateKey.1"
+    $key.ProviderName = "Microsoft RSA SChannel Cryptographic Provider"
+    $key.KeySpec = 1
+    $key.Length = 1024
+    $key.SecurityDescriptor = "D:PAI(A;;0xd01f01ff;;;SY)(A;;0xd01f01ff;;;BA)(A;;0x80120089;;;NS)"
+    $key.MachineContext = 1
+    $key.Create()
+
+    $serverauthoid = new-object -com "X509Enrollment.CObjectId.1"
+    $serverauthoid.InitializeFromValue("1.3.6.1.5.5.7.3.1")
+    $ekuoids = new-object -com "X509Enrollment.CObjectIds.1"
+    $ekuoids.add($serverauthoid)
+    $ekuext = new-object -com "X509Enrollment.CX509ExtensionEnhancedKeyUsage.1"
+    $ekuext.InitializeEncode($ekuoids)
+
+    $cert = new-object -com "X509Enrollment.CX509CertificateRequestCertificate.1"
+    $cert.InitializeFromPrivateKey(2, $key, "")
+    $cert.Subject = $name
+    $cert.Issuer = $cert.Subject
+    $cert.NotBefore = (get-date).addDays(-1)
+    $cert.NotAfter = $cert.NotBefore.AddDays($ValidDays)
+    $cert.X509Extensions.Add($ekuext)
+    $cert.Encode()
+
+    $enrollment = new-object -com "X509Enrollment.CX509Enrollment.1"
+    $enrollment.InitializeFromRequest($cert)
+    $certdata = $enrollment.CreateRequest(0)
+    $enrollment.InstallResponse(2, $certdata, 0, "")
+
+    #return the thumprint of the last installed cert
+    ls "Cert:\LocalMachine\my"| Sort-Object notbefore -Descending | select -First 1 | select -expand Thumbprint
+}
+
+#endregion
+
+#Start script
+$ErrorActionPreference = "Stop"
+
+#Detect PowerShell version
+if ($PSVersionTable.PSVersion.Major -lt 3)
+{
+    Write-Error "PowerShell/Windows Management Framework needs to be updated to 3 or higher. Stopping script"
+}
+
+#Detect OS
+ $Win32_OS = Get-WmiObject Win32_OperatingSystem
+
+ switch ($Win32_OS.Version)
+ {
+    "6.2.9200" {$OSVersion = "Windows Server 2012"}
+    "6.1.7601" {$OSVersion = "Windows Server 2008R2"}
+ }
+
+
+ #Set up remoting
+ Write-verbose "Verifying WS-MAN"
+ if (!(get-service "WinRM"))
+ {
+    Write-Error "I couldnt find the winRM service on this computer. Stopping"
+ }
+ Elseif ((get-service "WinRM").Status -ne "Running")
+ {
+    Write-Verbose "Starting WinRM"
+    Start-Service -Name "WinRM" -ErrorAction Stop
+ }
+
+ #At this point, winrm should be running
+ #Check that we have a ps session config
+ if (!(Get-PSSessionConfiguration -verbose:$false) -or (!(get-childitem WSMan:\localhost\Listener)))
+ {
+    Write-Verbose "PS remoting is not enabled. Activating"
+    try
+    {
+        Enable-PSRemoting -Force -ErrorAction SilentlyContinue
+    }    
+    catch{}
+ }
+ Else
+ {
+    Write-Verbose "PS remoting is already active and running"
+ }
+
+ #At this point, test a remoting connection to localhost, which should work
+ $result = invoke-command -ComputerName localhost -ScriptBlock {$env:computername} -ErrorVariable localremotingerror -ErrorAction SilentlyContinue
+ 
+ $options = New-PSSessionOption -SkipCACheck -SkipCNCheck -SkipRevocationCheck
+ $resultssl = New-PSSession -UseSSL -ComputerName "localhost" -SessionOption $options -ErrorVariable localremotingsslerror -ErrorAction SilentlyContinue
+
+
+ if (!$result -and $resultssl)
+ {
+    Write-Verbose "HTTP-based sessions not enabled, HTTPS based sessions enabled"
+ }
+ ElseIf (!$result -and !$resultssl)
+ {
+    Write-error "Could not establish session on either HTTP or HTTPS. Breaking"
+ }
+
+
+ #at this point, make sure there is a SSL-based listener
+ $listeners = dir WSMan:\localhost\Listener
+
+ if (!($listeners | where {$_.Keys -like "TRANSPORT=HTTPS"}))
+ {
+    #HTTPS-based endpoint does not exist.
+    if (($CreateSelfSignedCert) -and ($OSVersion -notmatch "2012"))
+    {
+        $thumprint = New-LegacySelfSignedCert -SubjectName $env:COMPUTERNAME
+    }
+    if (($CreateSelfSignedCert) -and ($OSVersion -match "2012"))
+    {
+        $cert = New-SelfSignedCertificate -DnsName $env:COMPUTERNAME -CertStoreLocation "Cert:\LocalMachine\My"
+        $thumprint = $cert.Thumbprint
+    }
+    
+    
+    
+    # Create the hashtables of settings to be used.
+    $valueset = @{}
+    $valueset.add('Hostname',$env:COMPUTERNAME)
+    $valueset.add('CertificateThumbprint',$thumprint)
+
+    $selectorset = @{}
+    $selectorset.add('Transport','HTTPS')
+    $selectorset.add('Address','*')
+
+    Write-Verbose "Enabling SSL-based remoting"
+    New-WSManInstance -ResourceURI 'winrm/config/Listener' -SelectorSet $selectorset -ValueSet $valueset 
+ }
+ Else
+ {
+    Write-Verbose "SSL-based remoting already active"
+ }
+
+
+ #Check for basic authentication
+ $basicauthsetting = Get-ChildItem WSMan:\localhost\Service\Auth | where {$_.Name -eq "Basic"}
+
+ if (($basicauthsetting.Value) -eq $false)
+ {
+    Write-Verbose "Enabling basic auth"
+    Set-Item -Path "WSMan:\localhost\Service\Auth\Basic" -Value $true
+ }
+ Else
+ {
+    Write-verbose "basic auth already enabled"
+ }
+ 
+#FIrewall
+netsh advfirewall firewall add rule Profile=public name="Allow WinRM HTTPS" dir=in localport=5986 protocol=TCP action=allow
+
+
+
+ Write-Verbose "PS Remoting successfully setup for Ansible"