Use systemd-networkd on Archlinux guests

Fixes #11254

plugins/guests/arch/cap/configure_networks.rb

@@ -41,10 +41,9 @@ module VagrantPlugins
 
             commands << <<-EOH.gsub(/^ {14}/, '').rstrip
               # Configure #{network[:device]}
-              mv '#{remote_path}' '/etc/netctl/#{network[:device]}' &&
-              ip link set '#{network[:device]}' down &&
-              netctl restart '#{network[:device]}' &&
-              netctl enable '#{network[:device]}'
+              chmod 0644 '#{remote_path}' &&
+              mv '#{remote_path}' '/etc/systemd/network/#{network[:device]}.network' &&
+              networkctl reload
             EOH
           end
 

templates/guests/arch/network_dhcp.erb

@@ -1,4 +1,6 @@
-Description='A basic dhcp ethernet connection'
-Interface=<%= options[:device] %>
-Connection=ethernet
-IP=dhcp
+[Match]
+Name=<%= options[:device] %>
+
+[Network]
+Description=A basic DHCP ethernet connection
+DHCP=ipv4

templates/guests/arch/network_static.erb

@@ -1,8 +1,9 @@
-Connection=ethernet
-Description='A basic static ethernet connection'
-Interface=<%= options[:device] %>
-IP=static
-Address=('<%= options[:ip]%>/<%= options[:netmask] %>')
+[Match]
+Name=<%= options[:device] %>
+
+[Network]
+Description=A basic static ethernet connection
+Address=<%= options[:ip]%>/<%= options[:netmask] %>
 <% if options[:gateway] -%>
-Gateway='<%= options[:gateway] %>'
+Gateway=<%= options[:gateway] %>
 <% end -%>

templates/guests/arch/network_static6.erb

@@ -1,8 +1,9 @@
-Connection=ethernet
-Description='A basic IPv6 ethernet connection'
-Interface=<%= options[:device] %>
-IP6=static
-Address6=('<%= options[:ip]%>/<%= options[:netmask] %>')
+[Match]
+Name=<%= options[:device] %>
+
+[Network]
+Description=A basic static ethernet connection
+Address=<%= options[:ip]%>/<%= options[:netmask] %>
 <% if options[:gateway] -%>
-Gateway6='<%= options[:gateway] %>'
+Gateway=<%= options[:gateway] %>
 <% end -%>