X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/d67b78773673b939831588836bee081d1360fd3c..792a9fd3f74799d8e6409ed9e583da45317a622f:/cookbooks/networking/recipes/default.rb

diff --git a/cookbooks/networking/recipes/default.rb b/cookbooks/networking/recipes/default.rb
index c92ffc4bc..eba2208f5 100644
--- a/cookbooks/networking/recipes/default.rb
+++ b/cookbooks/networking/recipes/default.rb
@@ -132,48 +132,12 @@ node[:networking][:interfaces].each do |name, interface|
           "scope" => "link"
         )
       end
-
-      if interface[:role] == "internal" && interface[:gateway] != interface[:address]
-        search(:node, "networking_interfaces*address:#{interface[:gateway]}") do |gateway|
-          next unless gateway[:openvpn]
-
-          gateway[:openvpn][:tunnels].each_value do |tunnel|
-            if tunnel[:peer][:address]
-              deviceplan["routes"].push(
-                "to" => "#{tunnel[:peer][:address]}/32",
-                "via" => interface[:gateway]
-              )
-
-              route tunnel[:peer][:address] do
-                netmask "255.255.255.255"
-                gateway interface[:gateway]
-                device interface[:interface]
-              end
-            end
-
-            next unless tunnel[:peer][:networks]
-
-            tunnel[:peer][:networks].each do |network|
-              prefix = IPAddr.new("#{network[:address]}/#{network[:netmask]}").prefix
-
-              deviceplan["routes"].push(
-                "to" => "#{network[:address]}/#{prefix}",
-                "via" => interface[:gateway]
-              )
-
-              route network[:address] do
-                netmask network[:netmask]
-                gateway interface[:gateway]
-                device interface[:interface]
-              end
-            end
-          end
-        end
-      end
     end
 
     if interface[:routes]
       interface[:routes].each do |to, parameters|
+        next if parameters[:via] == interface[:address]
+
         route = {
           "to" => to
         }
@@ -222,6 +186,10 @@ package "cloud-init" do
 end
 
 if node[:networking][:wireguard][:enabled]
+  wireguard_id = persistent_token("networking", "wireguard")
+
+  node.default[:networking][:wireguard][:address] = "fd43:e709:ea6d:1:#{wireguard_id[0, 4]}:#{wireguard_id[4, 4]}:#{wireguard_id[8, 4]}:#{wireguard_id[12, 4]}"
+
   package "wireguard-tools" do
     compile_time true
   end
@@ -238,11 +206,11 @@ if node[:networking][:wireguard][:enabled]
     owner "root"
     group "systemd-network"
     mode "640"
-    content %x{wg genkey}
+    content %x(wg genkey)
     compile_time true
   end
 
-  node.default[:networking][:wireguard][:public_key] = %x{wg pubkey < /var/lib/systemd/wireguard/private.key}
+  node.default[:networking][:wireguard][:public_key] = %x(wg pubkey < /var/lib/systemd/wireguard/private.key).chomp
 
   file "/var/lib/systemd/wireguard/preshared.key" do
     action :create_if_missing
@@ -252,11 +220,50 @@ if node[:networking][:wireguard][:enabled]
     content keys["wireguard"]
   end
 
+  if node[:roles].include?("gateway")
+    search(:node, "roles:gateway") do |gateway|
+      next if gateway.name == node.name
+      next unless gateway[:networking][:wireguard] && gateway[:networking][:wireguard][:enabled]
+
+      allowed_ips = gateway.interfaces(:role => :internal).map do |interface|
+        "#{interface[:network]}/#{interface[:prefix]}"
+      end
+
+      node.default[:networking][:wireguard][:peers] << {
+        :public_key => gateway[:networking][:wireguard][:public_key],
+        :allowed_ips => allowed_ips,
+        :endpoint => "#{gateway.name}:51820"
+      }
+    end
+
+    search(:node, "roles:mail") do |server|
+      allowed_ips = server.interfaces(:role => :internal).map do |interface|
+        "#{interface[:network]}/#{interface[:prefix]}"
+      end
+
+      if server[:networking][:private_address]
+        allowed_ips << "#{server[:networking][:private_address]}/32"
+      end
+
+      node.default[:networking][:wireguard][:peers] << {
+        :public_key => server[:networking][:wireguard][:public_key],
+        :allowed_ips => allowed_ips,
+        :endpoint => "#{server.name}:51820"
+      }
+    end
+
+    node.default[:networking][:wireguard][:peers] << {
+      :public_key => "7Oj9ufNlgidyH/xDc+aHQKMjJPqTmD/ab13agMh6AxA=",
+      :allowed_ips => "10.0.16.1/32",
+      :endpoint => "gate.compton.nu:51820"
+    }
+  end
+
   template "/etc/systemd/network/wireguard.netdev" do
     source "wireguard.netdev.erb"
     owner "root"
-    group "root"
-    mode "644"
+    group "systemd-network"
+    mode "640"
   end
 
   template "/etc/systemd/network/wireguard.network" do
@@ -266,19 +273,35 @@ if node[:networking][:wireguard][:enabled]
     mode "644"
   end
 
-  execute "ip-link-delete-wg0" do
-    action :nothing
-    command "ip link delete wg0"
-    subscribes :run, "template[/etc/systemd/network/wireguard.netdev]"
-    only_if { ::File.exist?("/sys/class/net/wg0") }
-  end
+  if node[:lsb][:release].to_f < 20.04
+    execute "ip-link-delete-wg0" do
+      action :nothing
+      command "ip link delete wg0"
+      subscribes :run, "template[/etc/systemd/network/wireguard.netdev]"
+      only_if { ::File.exist?("/sys/class/net/wg0") }
+    end
 
-  execute "networkctl-reload" do
-    action :nothing
-    command "networkctl reload"
-    subscribes :run, "template[/etc/systemd/network/wireguard.netdev]"
-    subscribes :run, "template[/etc/systemd/network/wireguard.network]"
-    not_if { ENV.key?("TEST_KITCHEN") }
+    service "systemd-networkd" do
+      action :nothing
+      subscribes :restart, "template[/etc/systemd/network/wireguard.netdev]"
+      subscribes :restart, "template[/etc/systemd/network/wireguard.network]"
+      not_if { ENV.key?("TEST_KITCHEN") }
+    end
+  else
+    execute "networkctl-delete-wg0" do
+      action :nothing
+      command "networkctl delete wg0"
+      subscribes :run, "template[/etc/systemd/network/wireguard.netdev]"
+      only_if { ::File.exist?("/sys/class/net/wg0") }
+    end
+
+    execute "networkctl-reload" do
+      action :nothing
+      command "networkctl reload"
+      subscribes :run, "template[/etc/systemd/network/wireguard.netdev]"
+      subscribes :run, "template[/etc/systemd/network/wireguard.network]"
+      not_if { ENV.key?("TEST_KITCHEN") }
+    end
   end
 end
 
@@ -320,9 +343,8 @@ template "/etc/systemd/resolved.conf.d/99-chef.conf" do
 end
 
 if node[:filesystem][:by_mountpoint][:"/etc/resolv.conf"]
-  mount "/etc/resolv.conf" do
-    action :umount
-    device node[:filesystem][:by_mountpoint][:"/etc/resolv.conf"][:devices].first
+  execute "umount-resolve-conf" do
+    command "umount -c /etc/resolv.conf"
   end
 end
 
@@ -425,12 +447,14 @@ if node[:networking][:firewall][:enabled]
     action [:enable, :start]
     supports :restart => true
     status_command "shorewall status"
+    ignore_failure true
   end
 else
   service "shorewall" do
     action [:disable, :stop]
     supports :restart => true
     status_command "shorewall status"
+    ignore_failure true
   end
 end
 
@@ -452,21 +476,16 @@ firewall_rule "limit-icmp-echo" do
   rate_limit "s:1/sec:5"
 end
 
-%w[ucl ams bm].each do |zone|
-  firewall_rule "accept-openvpn-#{zone}" do
-    action :accept
-    source zone
-    dest "fw"
-    proto "udp"
-    dest_ports "1194:1197"
-    source_ports "1194:1197"
-  end
-end
-
 if node[:networking][:wireguard][:enabled]
+  wireguard_source = if node[:roles].include?("gateway")
+                       "net"
+                     else
+                       "osm"
+                     end
+
   firewall_rule "accept-wireguard" do
     action :accept
-    source "osm"
+    source wireguard_source
     dest "fw"
     proto "udp"
     dest_ports "51820"
@@ -571,12 +590,14 @@ unless node.interfaces(:family => :inet6).empty?
       action [:enable, :start]
       supports :restart => true
       status_command "shorewall6 status"
+      ignore_failure true
     end
   else
     service "shorewall6" do
       action [:disable, :stop]
       supports :restart => true
       status_command "shorewall6 status"
+      ignore_failure true
     end
   end