Merge pull request #9537 from cchurch/update_remoting_config

Updates to ConfigureRemotingForAnsible.ps1

examples/scripts/ConfigureRemotingForAnsible.ps1

-# 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
+# Configure a Windows host for remote management with Ansible
+# -----------------------------------------------------------
+#
+# This script checks the current WinRM/PSRemoting configuration and makes the
+# necessary changes to allow Ansible to connect, authenticate and execute
+# PowerShell commands.
+# 
+# Set $VerbosePreference = "Continue" before running the script in order to
+# see the output messages.
 #
 # Written by Trond Hindenes <trond@hindenes.com>
+# Updated by Chris Church <cchurch@ansible.com>
 #
 # Version 1.0 - July 6th, 2014
-
+# Version 1.1 - November 11th, 2014
 
 Param (
     [string]$SubjectName = $env:COMPUTERNAME,
@@ -14,7 +21,6 @@ Param (
 )
 
 
-#region function defs
 Function New-LegacySelfSignedCert
 {
     Param (
@@ -22,10 +28,10 @@ Function New-LegacySelfSignedCert
         [int]$ValidDays = 365
     )
     
-    $name = new-object -com "X509Enrollment.CX500DistinguishedName.1"
+    $name = New-Object -COM "X509Enrollment.CX500DistinguishedName.1"
     $name.Encode("CN=$SubjectName", 0)
 
-    $key = new-object -com "X509Enrollment.CX509PrivateKey.1"
+    $key = New-Object -COM "X509Enrollment.CX509PrivateKey.1"
     $key.ProviderName = "Microsoft RSA SChannel Cryptographic Provider"
     $key.KeySpec = 1
     $key.Length = 1024
@@ -33,149 +39,166 @@ Function New-LegacySelfSignedCert
     $key.MachineContext = 1
     $key.Create()
 
-    $serverauthoid = new-object -com "X509Enrollment.CObjectId.1"
+    $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"
+    $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 = New-Object -COM "X509Enrollment.CX509CertificateRequestCertificate.1"
     $cert.InitializeFromPrivateKey(2, $key, "")
     $cert.Subject = $name
     $cert.Issuer = $cert.Subject
-    $cert.NotBefore = (get-date).addDays(-1)
+    $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 = 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
+    # Return the thumbprint of the last installed cert.
+    Get-ChildItem "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)
+# Setup error handling.
+Trap
 {
-    Write-Error "PowerShell/Windows Management Framework needs to be updated to 3 or higher. Stopping script"
+    $_
+    Exit 1
 }
+$ErrorActionPreference = "Stop"
 
-#Detect OS
- $Win32_OS = Get-WmiObject Win32_OperatingSystem
 
- switch ($Win32_OS.Version)
- {
-    "6.2.9200" {$OSVersion = "Windows Server 2012"}
-    "6.1.7601" {$OSVersion = "Windows Server 2008R2"}
- }
+# Detect PowerShell version.
+If ($PSVersionTable.PSVersion.Major -lt 3)
+{
+    Throw "PowerShell version 3 or higher is required."
+}
 
 
- #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"
+# Find and start the WinRM service.
+Write-Verbose "Verifying WinRM service."
+If (!(Get-Service "WinRM"))
+{
+    Throw "Unable to find the WinRM service."
+}
+ElseIf ((Get-Service "WinRM").Status -ne "Running")
+{
+    Write-Verbose "Starting WinRM service."
     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:$false) -or (!(get-childitem WSMan:\localhost\Listener)))
- {
-    Write-Verbose "PS remoting is not enabled. Activating"
-    try
+
+# WinRM should be running; check that we have a PS session config.
+If (!(Get-PSSessionConfiguration -Verbose:$false) -or (!(Get-ChildItem WSMan:\localhost\Listener)))
+{
+    Write-Verbose "Enabling PS Remoting."
+    Try
     {
         Enable-PSRemoting -Force -ErrorAction SilentlyContinue
     }
-    catch{}
- }
- Else
+    Catch
     {
-    Write-Verbose "PS remoting is already active and running"
     }
+}
+Else
+{
+    Write-Verbose "PS Remoting is already enabled."
+}
 
- #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 $options -ErrorVariable localremotingsslerror -ErrorAction SilentlyContinue
+# Test a remoting connection to localhost, which should work.
+$httpResult = Invoke-Command -ComputerName "localhost" -ScriptBlock {$env:COMPUTERNAME} -ErrorVariable httpError -ErrorAction SilentlyContinue
+$httpsOptions = New-PSSessionOption -SkipCACheck -SkipCNCheck -SkipRevocationCheck
 
+$httpsResult = New-PSSession -UseSSL -ComputerName "localhost" -SessionOption $httpsOptions -ErrorVariable httpsError -ErrorAction SilentlyContinue
 
- if (!$result -and $resultssl)
- {
-    Write-Verbose "HTTP-based sessions not enabled, HTTPS based sessions enabled"
- }
- ElseIf (!$result -and !$resultssl)
- {
-    Write-error "Could not establish session on either HTTP or HTTPS. Breaking"
- }
-
+If ($httpResult -and $httpsResult)
+{
+    Write-Verbose "HTTP and HTTPS sessions are enabled."
+}
+ElseIf ($httpsResult -and !$httpResult)
+{
+    Write-Verbose "HTTP sessions are disabled, HTTPS session are enabled."
+}
+ElseIf ($httpResult -and !$httpsResult)
+{
+    Write-Verbose "HTTPS sessions are disabled, HTTP session are enabled."
+}
+Else
+{
+    Throw "Unable to establish an HTTP or HTTPS remoting session."
+}
 
- #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"))
+# Make sure there is a SSL listener.
+$listeners = Get-ChildItem WSMan:\localhost\Listener
+If (!($listeners | Where {$_.Keys -like "TRANSPORT=HTTPS"}))
+{
+    # HTTPS-based endpoint does not exist.
+    If (Get-Command "New-SelfSignedCertificate" -ErrorAction SilentlyContinue)
     {
-        $thumprint = New-LegacySelfSignedCert -SubjectName $env:COMPUTERNAME
+        $cert = New-SelfSignedCertificate -DnsName $env:COMPUTERNAME -CertStoreLocation "Cert:\LocalMachine\My"
+        $thumbprint = $cert.Thumbprint
     }
-    if (($CreateSelfSignedCert) -and ($OSVersion -match "2012"))
+    Else
     {
-        $cert = New-SelfSignedCertificate -DnsName $env:COMPUTERNAME -CertStoreLocation "Cert:\LocalMachine\My"
-        $thumprint = $cert.Thumbprint
+        $thumbprint = New-LegacySelfSignedCert -SubjectName $env:COMPUTERNAME
     }
 
-    
-    
     # Create the hashtables of settings to be used.
     $valueset = @{}
-    $valueset.add('Hostname',$env:COMPUTERNAME)
-    $valueset.add('CertificateThumbprint',$thumprint)
+    $valueset.Add('Hostname', $env:COMPUTERNAME)
+    $valueset.Add('CertificateThumbprint', $thumbprint)
 
     $selectorset = @{}
-    $selectorset.add('Transport','HTTPS')
-    $selectorset.add('Address','*')
+    $selectorset.Add('Transport', 'HTTPS')
+    $selectorset.Add('Address', '*')
 
-    Write-Verbose "Enabling SSL-based remoting"
+    Write-Verbose "Enabling SSL listener."
     New-WSManInstance -ResourceURI 'winrm/config/Listener' -SelectorSet $selectorset -ValueSet $valueset
- }
- Else
- {
-    Write-Verbose "SSL-based remoting already active"
- }
-
+}
+Else
+{
+    Write-Verbose "SSL listener is already active."
+}
 
- #Check for basic authentication
- $basicauthsetting = Get-ChildItem WSMan:\localhost\Service\Auth | where {$_.Name -eq "Basic"}
 
- if (($basicauthsetting.Value) -eq $false)
- {
-    Write-Verbose "Enabling basic auth"
+# Check for basic authentication.
+$basicAuthSetting = Get-ChildItem WSMan:\localhost\Service\Auth | Where {$_.Name -eq "Basic"}
+If (($basicAuthSetting.Value) -eq $false)
+{
+    Write-Verbose "Enabling basic auth support."
     Set-Item -Path "WSMan:\localhost\Service\Auth\Basic" -Value $true
- }
- Else
- {
-    Write-verbose "basic auth already enabled"
- }
+}
+Else
+{
+    Write-Verbose "Basic auth is already enabled."
+}
 
-#FIrewall
-netsh advfirewall firewall add rule Profile=public name="Allow WinRM HTTPS" dir=in localport=5986 protocol=TCP action=allow
 
+# Configure firewall to allow WinRM HTTPS connections.
+$fwtest1 = netsh advfirewall firewall show rule name="Allow WinRM HTTPS"
+$fwtest2 = netsh advfirewall firewall show rule name="Allow WinRM HTTPS" profile=any
+If ($fwtest1.count -lt 5)
+{
+    Write-Verbose "Adding firewall rule to allow WinRM HTTPS."
+    netsh advfirewall firewall add rule profile=any name="Allow WinRM HTTPS" dir=in localport=5986 protocol=TCP action=allow
+}
+ElseIf (($fwtest1.count -ge 5) -and ($fwtest2.count -lt 5))
+{
+    Write-Verbose "Updating firewall rule to allow WinRM HTTPS for any profile."
+    netsh advfirewall firewall set rule name="Allow WinRM HTTPS" new profile=any
+}
+Else
+{
+    Write-Verbose "Firewall rule already exists to allow WinRM HTTPS."
+}
 
 
- Write-Verbose "PS Remoting successfully setup for Ansible"
+Write-Verbose "PS Remoting has been successfully configured for Ansible."