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# -*- mode: ruby -*- | ||
# # vi: set ft=ruby : | ||
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# NOTE: This monkey-patching of the coreos guest plugin is a terrible | ||
# hack that needs to be removed once the upstream plugin works with | ||
# alpha CoreOS images. | ||
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require 'tempfile' | ||
require Vagrant.source_root.join("plugins/guests/coreos/cap/change_host_name.rb") | ||
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CLOUD_CONFIG = <<EOF | ||
#cloud-config | ||
hostname: %s | ||
EOF | ||
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module VagrantPlugins | ||
module GuestCoreOS | ||
module Cap | ||
class ChangeHostName | ||
def self.change_host_name(machine, name) | ||
machine.communicate.tap do |comm| | ||
temp = Tempfile.new("coreos-vagrant") | ||
temp.binmode | ||
temp.write(CLOUD_CONFIG % [name]) | ||
temp.close | ||
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path = "/var/tmp/hostname.yml" | ||
path_esc = path.gsub("/", "-") | ||
comm.upload(temp.path, path) | ||
comm.sudo("systemctl start system-cloudinit@#{path_esc}.service") | ||
end | ||
end | ||
end | ||
end | ||
end | ||
end |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,142 @@ | ||
# -*- mode: ruby -*- | ||
# # vi: set ft=ruby : | ||
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# NOTE: This monkey-patching of the coreos guest plugin is a terrible | ||
# hack that needs to be removed once the upstream plugin works with | ||
# alpha CoreOS images. | ||
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require 'tempfile' | ||
require 'ipaddr' | ||
require 'log4r' | ||
require Vagrant.source_root.join("plugins/guests/coreos/cap/configure_networks.rb") | ||
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BASE_CLOUD_CONFIG = <<EOF | ||
#cloud-config | ||
write_files: | ||
- path: /etc/environment | ||
content: | | ||
COREOS_PUBLIC_IPV4=%s | ||
COREOS_PRIVATE_IPV4=%s | ||
coreos: | ||
units: | ||
EOF | ||
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NETWORK_UNIT = <<EOF | ||
- name: %s | ||
runtime: no | ||
content: | | ||
[Match] | ||
%s | ||
[Network] | ||
Address=%s | ||
EOF | ||
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# Borrowed from http://stackoverflow.com/questions/1825928/netmask-to-cidr-in-ruby | ||
IPAddr.class_eval do | ||
def to_cidr | ||
self.to_i.to_s(2).count("1") | ||
end | ||
end | ||
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module VagrantPlugins | ||
module GuestCoreOS | ||
module Cap | ||
class ConfigureNetworks | ||
@@logger = Log4r::Logger.new("vagrant::guest::coreos::configure_networks") | ||
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def self.configure_networks(machine, networks) | ||
public_ipv4, private_ipv4 = get_environment_ips(machine, "127.0.0.1") | ||
cfg = BASE_CLOUD_CONFIG % [public_ipv4, private_ipv4] | ||
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# Define network units by mac address if possible. | ||
match_rules = {} | ||
if false | ||
#if machine.provider.capability?(:nic_mac_addresses) | ||
# untested, required feature hasn't made it into a release yet | ||
match_rules = match_by_mac(machine) | ||
else | ||
match_rules = match_by_name(machine) | ||
end | ||
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@@logger.debug("Networks: #{networks.inspect}") | ||
@@logger.debug("Interfaces: #{match_rules.inspect}") | ||
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# Generate any static networks, let DHCP handle the rest | ||
networks.each do |network| | ||
next if network[:type].to_sym != :static | ||
interface = network[:interface].to_i | ||
unit_name = "50-vagrant%d.network" % [interface] | ||
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match = match_rules[interface] | ||
if match.nil? | ||
@@logger.warn("Could not find match rule for network #{network.inspect}") | ||
next | ||
end | ||
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cidr = IPAddr.new(network[:netmask]).to_cidr | ||
address = "%s/%s" % [network[:ip], cidr] | ||
cfg << NETWORK_UNIT % [unit_name, match, address] | ||
end | ||
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machine.communicate.tap do |comm| | ||
temp = Tempfile.new("coreos-vagrant") | ||
temp.binmode | ||
temp.write(cfg) | ||
temp.close | ||
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path = "/var/tmp/networks.yml" | ||
path_esc = path.gsub("/", "-") | ||
comm.upload(temp.path, path) | ||
comm.sudo("systemctl start system-cloudinit@#{path_esc}.service") | ||
end | ||
end | ||
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# Find IP addresses to export in /etc/environment. This only works | ||
# for static addresses defined in the user's Vagrantfile. | ||
def self.get_environment_ips(machine, default) | ||
public_ipv4 = nil | ||
private_ipv4 = nil | ||
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machine.config.vm.networks.each do |type, options| | ||
next if !options[:ip] | ||
if type == :public_network | ||
public_ipv4 = options[:ip] | ||
elsif type == :private_network | ||
private_ipv4 = options[:ip] | ||
end | ||
end | ||
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# Fall back to localhost if no static networks are configured. | ||
private_ipv4 ||= default | ||
public_ipv4 ||= private_ipv4 | ||
return [public_ipv4, private_ipv4] | ||
end | ||
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def self.match_by_name(machine) | ||
match = {} | ||
machine.communicate.tap do |comm| | ||
comm.sudo("ifconfig -a | grep ^en | cut -f1 -d:") do |_, result| | ||
result.split("\n").each_with_index do |name, interface| | ||
match[interface] = "Name=#{name}" | ||
end | ||
end | ||
end | ||
match | ||
end | ||
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def self.match_by_mac(machine) | ||
match = {} | ||
macs = machine.provider.capability(:nic_mac_addresses) | ||
macs.each do |adapter, address| | ||
# The adapter list from VirtualBox is 1 indexed instead of 0 | ||
interface = adapter.to_i - 1 | ||
match[interface] = "MACAddress=#{address}" | ||
end | ||
match | ||
end | ||
end | ||
end | ||
end | ||
end |
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