# -*- mode: ruby -*- # vi: set ft=ruby : ENV["VAGRANT_DEFAULT_PROVIDER"] = "libvirt" pool = ENV["VAGRANT_POOL"] || "10.210.0.0/16" prefix = pool.gsub(/\.\d+\.\d+\/16$/, "") $num_instances = 7 $vm_memory = 2048 $vm_cpus = 2 $user = ENV["USER"] $public_subnet = prefix.to_s + ".0" $private_subnet = prefix.to_s + ".1" $mgmt_cidr = prefix.to_s + ".2.0/24" $instance_name_prefix = "#{$user}-k8s" # Boxes with libvirt provider support: #$box = "yk0/ubuntu-xenial" #900M #$box = "centos/7" $box = "nrclark/xenial64-minimal-libvirt" # Create SSH keys for future lab system 'bash ssh-keygen.sh' # Create nodes list for future kargo deployment nodes="" (2..$num_instances).each do |i| ip = "#{$private_subnet}.#{i+10}" nodes = "#{nodes}#{ip}\n" end File.open("nodes", 'w') { |file| file.write(nodes) } # Create the lab Vagrant.configure("2") do |config| (1..$num_instances).each do |i| # First node would be master node if i == 1 bootstrap_script = "bootstrap-master.sh" master = true else bootstrap_script = "bootstrap-node.sh" master = false end config.ssh.insert_key = false vm_name = "%s-%02d" % [$instance_name_prefix, i] config.vm.define vm_name do |test_vm| test_vm.vm.box = $box test_vm.vm.hostname = vm_name # Libvirt provider settings test_vm.vm.provider :libvirt do |domain| domain.uri = "qemu+unix:///system" domain.memory = $vm_memory domain.cpus = $vm_cpus domain.driver = "kvm" domain.host = "localhost" domain.connect_via_ssh = false domain.username = $user domain.storage_pool_name = "default" domain.nic_model_type = "e1000" domain.management_network_name = "#{$instance_name_prefix}-mgmt-net" domain.management_network_address = $mgmt_cidr domain.nested = true domain.cpu_mode = "host-passthrough" domain.volume_cache = "unsafe" domain.disk_bus = "virtio" end ip = "#{$private_subnet}.#{i+10}" test_vm.vm.network :private_network, :ip => "#{ip}" # Provisioning if master config.vm.provision "file", source: "deploy-k8s.kargo.sh", destination: "~/deploy-k8s.kargo.sh" config.vm.provision "file", source: "custom.yaml", destination: "~/custom.yaml" config.vm.provision "file", source: "nodes", destination: "~/nodes" end config.vm.provision "file", source: "ssh", destination: "~/ssh" config.vm.provision :shell, :path => bootstrap_script end end end