Create a Jenkins Master on a Windows Server 2012 R2 Core install

Create-Jenkins-Master-On-Windows-Server-Core.ps1

# Configure the settings to use to setup this Jenkins Executor
$Port = 80
$IPAddress = '192.168.1.96'
$SubnetPrefixLength = 24
$DNSServers = @('192.168.1.1')
$DefaultGateway = '192.168.1.1'

# Install .NET Framework 3.5
Install-WindowsFeature -Name NET-Framework-Core

# Install Chocolatey
iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))

# Install JDK 8 
choco install jdk8 -y

# Install Jenkins using Chocolatey
choco install Jenkins -y

# Set the port Jenkins uses
$Config = Get-Content `
  -Path "${ENV:ProgramFiles(x86)}\Jenkins\Jenkins.xml"
$NewConfig = $Config `
  -replace '--httpPort=[0-9]*\s',"--httpPort=$Port "
Set-Content `
  -Path "${ENV:ProgramFiles(x86)}\Jenkins\Jenkins.xml" `
  -Value $NewConfig `
  -Force
Restart-Service `
  -Name Jenkins

# Set a static IP Address - optional
New-NetIPAddress `
  -IPAddress $IPAddress `
  -InterfaceAlias Ethernet `
  -DefaultGateway $DefaultGateway `
  -AddressFamily IPv4 `
  -PrefixLength $SubnetPrefixLength
Set-DnsClientServerAddress `
  -InterfaceAlias Ethernet `
  -Addresses $DNSServers