c12s-kubespray/Vagrantfile
Vijay Katam a0b1eda1d0 Add support for atomic host
Updates based on feedback

Simplify checks for file exists

remove invalid char

Review feedback. Use regular systemd file.

Add template for docker systemd atomic
2017-03-01 09:38:19 -08:00

134 lines
4.2 KiB
Ruby

# -*- mode: ruby -*-
# # vi: set ft=ruby :
require 'fileutils'
Vagrant.require_version ">= 1.8.0"
CONFIG = File.join(File.dirname(__FILE__), "vagrant/config.rb")
# Defaults for config options defined in CONFIG
$num_instances = 3
$instance_name_prefix = "k8s"
$vm_gui = false
$vm_memory = 1536
$vm_cpus = 1
$shared_folders = {}
$forwarded_ports = {}
$subnet = "172.17.8"
$box = "bento/ubuntu-16.04"
# The first three nodes are etcd servers
$etcd_instances = $num_instances
# The first two nodes are masters
$kube_master_instances = $num_instances == 1 ? $num_instances : ($num_instances - 1)
# All nodes are kube nodes
$kube_node_instances = $num_instances
$local_release_dir = "/vagrant/temp"
host_vars = {}
if File.exist?(CONFIG)
require CONFIG
end
# if $inventory is not set, try to use example
$inventory = File.join(File.dirname(__FILE__), "inventory") if ! $inventory
# if $inventory has a hosts file use it, otherwise copy over vars etc
# to where vagrant expects dynamic inventory to be.
if ! File.exist?(File.join(File.dirname($inventory), "hosts"))
$vagrant_ansible = File.join(File.dirname(__FILE__), ".vagrant",
"provisioners", "ansible")
FileUtils.mkdir_p($vagrant_ansible) if ! File.exist?($vagrant_ansible)
if ! File.exist?(File.join($vagrant_ansible,"inventory"))
FileUtils.ln_s($inventory, $vagrant_ansible)
end
end
if Vagrant.has_plugin?("vagrant-proxyconf")
$no_proxy = ENV['NO_PROXY'] || ENV['no_proxy'] || "127.0.0.1,localhost"
(1..$num_instances).each do |i|
$no_proxy += ",#{$subnet}.#{i+100}"
end
end
Vagrant.configure("2") do |config|
# always use Vagrants insecure key
config.ssh.insert_key = false
config.vm.box = $box
# plugin conflict
if Vagrant.has_plugin?("vagrant-vbguest") then
config.vbguest.auto_update = false
end
(1..$num_instances).each do |i|
config.vm.define vm_name = "%s-%02d" % [$instance_name_prefix, i] do |config|
config.vm.hostname = vm_name
if Vagrant.has_plugin?("vagrant-proxyconf")
config.proxy.http = ENV['HTTP_PROXY'] || ENV['http_proxy'] || ""
config.proxy.https = ENV['HTTPS_PROXY'] || ENV['https_proxy'] || ""
config.proxy.no_proxy = $no_proxy
end
if $expose_docker_tcp
config.vm.network "forwarded_port", guest: 2375, host: ($expose_docker_tcp + i - 1), auto_correct: true
end
$forwarded_ports.each do |guest, host|
config.vm.network "forwarded_port", guest: guest, host: host, auto_correct: true
end
["vmware_fusion", "vmware_workstation"].each do |vmware|
config.vm.provider vmware do |v|
v.vmx['memsize'] = $vm_memory
v.vmx['numvcpus'] = $vm_cpus
end
end
config.vm.provider :virtualbox do |vb|
vb.gui = $vm_gui
vb.memory = $vm_memory
vb.cpus = $vm_cpus
end
ip = "#{$subnet}.#{i+100}"
host_vars[vm_name] = {
"ip": ip,
"flannel_interface": ip,
"flannel_backend_type": "host-gw",
"local_release_dir" => $local_release_dir,
"download_run_once": "False",
# Override the default 'calico' with flannel.
# inventory/group_vars/k8s-cluster.yml
"kube_network_plugin": "flannel",
}
config.vm.network :private_network, ip: ip
# Only execute once the Ansible provisioner,
# when all the machines are up and ready.
if i == $num_instances
config.vm.provision "ansible" do |ansible|
ansible.playbook = "cluster.yml"
if File.exist?(File.join(File.dirname($inventory), "hosts"))
ansible.inventory_path = $inventory
end
ansible.sudo = true
ansible.limit = "all"
ansible.host_key_checking = false
ansible.raw_arguments = ["--forks=#{$num_instances}"]
ansible.host_vars = host_vars
#ansible.tags = ['download']
ansible.groups = {
"etcd" => ["#{$instance_name_prefix}-0[1:#{$etcd_instances}]"],
"kube-master" => ["#{$instance_name_prefix}-0[1:#{$kube_master_instances}]"],
"kube-node" => ["#{$instance_name_prefix}-0[1:#{$kube_node_instances}]"],
"k8s-cluster:children" => ["kube-master", "kube-node"],
}
end
end
end
end
end