From 16a555ceec857570cd7217592b2710bb66beb48b Mon Sep 17 00:00:00 2001
From: Christophe Angeli <christophe.angeli@gmail.com>
Date: Sat, 16 Jan 2016 18:49:22 +0100
Subject: [PATCH] add interface option for pipework script + iterate the
 networks

---
 lib/vagrant-lxc/action/private_networks.rb | 15 ++++++++-------
 lib/vagrant-lxc/driver.rb                  |  9 +++++++--
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/lib/vagrant-lxc/action/private_networks.rb b/lib/vagrant-lxc/action/private_networks.rb
index f96f76d..e6f3bda 100644
--- a/lib/vagrant-lxc/action/private_networks.rb
+++ b/lib/vagrant-lxc/action/private_networks.rb
@@ -22,16 +22,17 @@ module Vagrant
         end
 
         def configure_private_networks(env)
-          env[:machine].config.vm.networks.find do |type, config|
+          env[:machine].config.vm.networks.find_all.each do |type, config|
             next if type.to_sym != :private_network
 
-            container_name = env[:machine].provider.driver.container_name
-            address_type   = config[:type]
-            ip             = config[:ip]
-            bridge_ip      = config.fetch(:lxc__bridge_ip) { build_bridge_ip(ip) }
-            bridge         = config.fetch(:lxc__bridge_name)
+            container_name      = env[:machine].provider.driver.container_name
+            container_interface = config[:interface]
+            address_type        = config[:type]
+            ip                  = config[:ip]
+            bridge_ip           = config.fetch(:lxc__bridge_ip) { build_bridge_ip(ip) }
+            bridge              = config.fetch(:lxc__bridge_name)
 
-            env[:machine].provider.driver.configure_private_network(bridge, bridge_ip, container_name, address_type, ip)
+            env[:machine].provider.driver.configure_private_network(bridge, bridge_ip, container_name, container_interface, address_type, ip)
           end
         end
 
diff --git a/lib/vagrant-lxc/driver.rb b/lib/vagrant-lxc/driver.rb
index e2304bf..ff86f0e 100644
--- a/lib/vagrant-lxc/driver.rb
+++ b/lib/vagrant-lxc/driver.rb
@@ -126,8 +126,11 @@ module Vagrant
         @cli.attach(*command)
       end
 
-      def configure_private_network(bridge_name, bridge_ip, container_name, address_type, ip)
-        @logger.info "Configuring network interface for #{container_name} using #{ip} and bridge #{bridge_name}"
+      def configure_private_network(bridge_name, bridge_ip, container_name, container_interface, address_type, ip)
+        if ! container_interface
+          container_interface = "eth1"
+        end
+        @logger.info "Configuring network interface #{container_interface} for #{container_name} using #{ip} and bridge #{bridge_name}"
         if ip
           ip += '/24'
         end
@@ -166,6 +169,8 @@ module Vagrant
         cmd = [
           Vagrant::LXC.source_root.join('scripts/pipework').to_s,
           bridge_name,
+          "-i",
+          container_interface,
           container_name,
           ip ||= "dhcp"
         ]