77 lines
2.2 KiB
Ruby
77 lines
2.2 KiB
Ruby
module Vagrant
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module LXC
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module Action
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class PrivateNetworks
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def initialize(app, env)
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@app = app
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end
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def call(env)
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@app.call(env)
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if private_network_configured?(env[:machine].config)
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configure_private_networks(env)
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end
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end
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def private_network_configured?(config)
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config.vm.networks.find do |type, _|
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type.to_sym == :private_network
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end
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end
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def configure_private_networks(env)
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env[:machine].config.vm.networks.find do |type, config|
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next if type.to_sym != :private_network
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container_name = env[:machine].provider.driver.container_name
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ip = config[:ip]
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bridge_ip = config.fetch(:lxc__bridge_ip) { build_bridge_ip(ip) }
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bridge = config.fetch(:lxc__bridge_name) # { build_bridge_name(config.fetch(:lxc__bridge_prefix, 'br'), bridge_ip) }
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# TODO: ensure_ip_is_not_in_use!
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configure_single_network(bridge, bridge_ip, container_name, ip)
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end
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end
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def configure_single_network(bridge, bridge_ip, container_name, ip)
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cmd = [
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'sudo',
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Vagrant::LXC.source_root.join('scripts/private-network').to_s,
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bridge,
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container_name,
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"#{ip}/24"
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]
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execute(cmd)
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# TODO: Run only if bridge is not up and move it to the private network script
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cmd = [
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'sudo',
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'ip',
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'addr',
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'add',
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"#{bridge_ip}/24",
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'dev',
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bridge
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]
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execute(cmd)
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end
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def execute(cmd)
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puts cmd.join(' ')
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system cmd.join(' ')
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end
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def build_bridge_ip(ip)
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ip.sub(/^(\d+\.\d+\.\d+)\.\d+/, '\1.254')
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end
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def bridge_name(prefix, bridge_ip)
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# if a bridge with the provided ip and prefix exist, get its name and return it
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# if no bridges can be found, grab the max bridge number, increment it and return the new name
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'br3'
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end
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end
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end
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end
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end
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