SslWebBinding.psm1
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#Requires -Version 3 #Requires -Modules WebAdministration, AdministratorRole, PKI Set-StrictMode -Version:Latest Import-Module WebAdministration function New-SslWebBinding { param( [parameter(Mandatory = $true, position = 0)] [string]$siteName, [parameter(Mandatory = $false, position = 1)] [string[]]$hostHeader ); Assert-AdministratorRole if (-not $hostHeader) { $hostHeader = @($siteName) } $hostHeader = $hostHeader | Select-Object -Unique $existingBindings = @($hostHeader | Foreach-Object { Get-WebBinding -Name:$siteName -HostHeader:$_ -Protocol:https }) if ($existingBindings.Length -eq $hostHeader.Length) { foreach ($existingBinding in $existingBindings) { $domain = $existingBinding.bindingInformation -replace '^.*:.*:', '' Write-Warning "Binding for https://$domain to $siteName already exists" } } else { if ($existingBindings.Length -gt 0) { foreach ($existingBinding in $existingBindings) { $domain = $existingBinding.bindingInformation -replace '^.*:.*:', '' Write-Warning "Removing binding for https://$domain to $siteName" Remove-WebBinding -Name:$siteName -HostHeader:$domain -Protocol:https } } foreach ($domain in $hostHeader) { Write-Information "Adding binding for https://$domain to $siteName" New-WebBinding -Name:$siteName -HostHeader:$domain -Protocol:https -SslFlags:1 } } $existingCertBindings = @($hostHeader | Foreach-Object { Get-Item -Path:"IIS:\SslBindings\!443!$_" -ErrorAction SilentlyContinue }) if ($existingCertBindings.Length -eq $hostHeader.Length) { foreach ($existingBinding in $existingBindings) { $domain = $existingBinding.bindingInformation -replace '^.*:.*:', '' Write-Warning "Certificate binding for https://$domain already exists" } } else { if ($existingCertBindings.Length -gt 0) { foreach ($binding in $existingCertBindings) { Remove-Item -Path:"IIS:\SslBindings\!443!$($binding.Host)" } } $cert = New-SelfSignedCertificate -DnsName:$hostHeader -CertStoreLocation:'Cert:\LocalMachine\My' foreach ($domain in $hostHeader) { New-Item -Path:"IIS:\SslBindings\!443!$domain" -Value:$cert -SSLFlags:1 } Write-Information "Trusting generated SSL certificate for $hostHeader" #based on https://stackoverflow.com/a/21001534 $store = New-Object System.Security.Cryptography.X509Certificates.X509Store 'Root', 'CurrentUser' $store.Open('ReadWrite') $store.Add($cert) $store.Close() } <# .SYNOPSIS Adds an HTTPS binding to a website in IIS .DESCRIPTION Generates a new self-signed SSL certificate and associates it with a new HTTPS binding in the given site, adding the certificate to the trusted certificate store on this machine .PARAMETER siteName The name of the site (the domain, folder name, and database name, e.g. dnn.local) .PARAMETER hostHeader The host header(s) for which to add the binding and certificate. Defaults to $siteName #> } function Remove-SslWebBinding { param( [parameter(Mandatory = $true, position = 0)] [string]$siteName, [parameter(Mandatory = $false, position = 1)] [string[]]$hostHeader ); Assert-AdministratorRole if (-not $hostHeader) { $hostHeader = @($siteName) } foreach ($domain in $hostHeader) { Remove-Item -Path:"IIS:\SslBindings\!443!$domain" -ErrorAction:Continue Remove-WebBinding -Name:$siteName -HostHeader:$domain -Protocol:https -ErrorAction:Continue } <# .SYNOPSIS Removes an HTTPS binding to a website in IIS .DESCRIPTION Removes an HTTPS binding in the given site .PARAMETER siteName The name of the site (the domain, folder name, and database name, e.g. dnn.local) .PARAMETER hostHeader The host header(s) for which to remove the binding. Defaults to $siteName #> } Export-ModuleMember New-SslWebBinding Export-ModuleMember Remove-SslWebBinding |