84 lines
3.4 KiB
Ruby
84 lines
3.4 KiB
Ruby
require "set"
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require "tempfile"
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require "vagrant/util/retryable"
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require "vagrant/util/template_renderer"
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module VagrantPlugins
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module GuestFedora
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module Cap
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class ConfigureNetworks
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extend Vagrant::Util::Retryable
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include Vagrant::Util
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def self.configure_networks(machine, networks)
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network_scripts_dir = machine.guest.capability("network_scripts_dir")
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interface_names = Array.new
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machine.communicate.sudo("/usr/sbin/biosdevname -d | grep Kernel | cut -f2 -d: | sed -e 's/ //;'") do |_, result|
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interface_names = result.split("\n")
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end
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interface_name_pairs = Array.new
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interface_names.each do |interface_name|
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machine.communicate.sudo("/usr/sbin/biosdevname --policy=all_ethN -i #{interface_name}") do |_, result|
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interface_name_pairs.push([interface_name, result.gsub("\n", "")])
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end
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end
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setting_interface_names = networks.map do |network|
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"eth#{network[:interface]}"
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end
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interface_name_pairs.each do |interface_name, previous_interface_name|
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if setting_interface_names.index(previous_interface_name) == nil
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interface_names.delete(interface_name)
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end
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end
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# Accumulate the configurations to add to the interfaces file as well
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# as what interfaces we're actually configuring since we use that later.
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interfaces = Set.new
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networks.each do |network|
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interface = interface_names[network[:interface]-1]
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interfaces.add(interface)
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network[:device] = interface
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# Remove any previous vagrant configuration in this network
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# interface's configuration files.
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machine.communicate.sudo("touch #{network_scripts_dir}/ifcfg-#{interface}")
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machine.communicate.sudo("sed -e '/^#VAGRANT-BEGIN/,/^#VAGRANT-END/ d' #{network_scripts_dir}/ifcfg-#{interface} > /tmp/vagrant-ifcfg-#{interface}")
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machine.communicate.sudo("cat /tmp/vagrant-ifcfg-#{interface} > #{network_scripts_dir}/ifcfg-#{interface}")
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machine.communicate.sudo("rm /tmp/vagrant-ifcfg-#{interface}")
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# Render and upload the network entry file to a deterministic
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# temporary location.
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entry = TemplateRenderer.render("guests/fedora/network_#{network[:type]}",
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:options => network)
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temp = Tempfile.new("vagrant")
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temp.binmode
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temp.write(entry)
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temp.close
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machine.communicate.upload(temp.path, "/tmp/vagrant-network-entry_#{interface}")
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end
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# Bring down all the interfaces we're reconfiguring. By bringing down
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# each specifically, we avoid reconfiguring p7p (the NAT interface) so
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# SSH never dies.
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interfaces.each do |interface|
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retryable(:on => Vagrant::Errors::VagrantError, :tries => 3, :sleep => 2) do
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machine.communicate.sudo("cat /tmp/vagrant-network-entry_#{interface} >> #{network_scripts_dir}/ifcfg-#{interface}")
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machine.communicate.sudo("/sbin/ifdown #{interface}", :error_check => true)
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machine.communicate.sudo("/sbin/ifup #{interface}")
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end
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machine.communicate.sudo("rm /tmp/vagrant-network-entry_#{interface}")
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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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end
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