X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/91d53fa752e0e0b29f0a74fa53cde0c989b197ac..ec1ecc81ad6c862db39f4bfd0fd830f44909b61a:/cookbooks/networking/recipes/default.rb

diff --git a/cookbooks/networking/recipes/default.rb b/cookbooks/networking/recipes/default.rb
index 6459a7e9d..053d98b78 100644
--- a/cookbooks/networking/recipes/default.rb
+++ b/cookbooks/networking/recipes/default.rb
@@ -1,9 +1,9 @@
 #
-# Cookbook Name:: networking
+# Cookbook:: networking
 # Recipe:: default
 #
-# Copyright 2010, OpenStreetMap Foundation.
-# Copyright 2009, Opscode, Inc.
+# Copyright:: 2010, OpenStreetMap Foundation.
+# Copyright:: 2009, Opscode, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -23,6 +23,10 @@
 require "ipaddr"
 require "yaml"
 
+keys = data_bag_item("networking", "keys")
+
+package "netplan.io"
+
 netplan = {
   "network" => {
     "version" => 2,
@@ -37,18 +41,23 @@ node[:networking][:interfaces].each do |name, interface|
   if interface[:interface]
     if interface[:role] && (role = node[:networking][:roles][interface[:role]])
       if role[interface[:family]]
-        node.normal[:networking][:interfaces][name][:prefix] = role[interface[:family]][:prefix]
-        node.normal[:networking][:interfaces][name][:gateway] = role[interface[:family]][:gateway]
+        node.default[:networking][:interfaces][name][:prefix] = role[interface[:family]][:prefix]
+        node.default[:networking][:interfaces][name][:gateway] = role[interface[:family]][:gateway]
+        node.default[:networking][:interfaces][name][:routes] = role[interface[:family]][:routes]
       end
 
-      node.normal[:networking][:interfaces][name][:metric] = role[:metric]
-      node.normal[:networking][:interfaces][name][:zone] = role[:zone]
+      node.default[:networking][:interfaces][name][:metric] = role[:metric]
+      node.default[:networking][:interfaces][name][:zone] = role[:zone]
     end
 
-    prefix = node[:networking][:interfaces][name][:prefix]
+    if interface[:address]
+      prefix = node[:networking][:interfaces][name][:prefix]
+
+      node.default[:networking][:interfaces][name][:netmask] = (~IPAddr.new(interface[:address]).mask(0)).mask(prefix)
+      node.default[:networking][:interfaces][name][:network] = IPAddr.new(interface[:address]).mask(prefix)
+    end
 
-    node.normal[:networking][:interfaces][name][:netmask] = (~IPAddr.new(interface[:address]).mask(0)).mask(prefix)
-    node.normal[:networking][:interfaces][name][:network] = IPAddr.new(interface[:address]).mask(prefix)
+    interface = node[:networking][:interfaces][name]
 
     deviceplan = if interface[:interface] =~ /^(.*)\.(\d+)$/
                    netplan["network"]["vlans"][interface[:interface]] ||= {
@@ -72,7 +81,13 @@ node[:networking][:interfaces].each do |name, interface|
                    }
                  end
 
-    deviceplan["addresses"].push("#{interface[:address]}/#{prefix}")
+    if interface[:address]
+      deviceplan["addresses"].push("#{interface[:address]}/#{prefix}")
+    end
+
+    if interface[:mtu]
+      deviceplan["mtu"] = interface[:mtu]
+    end
 
     if interface[:bond]
       deviceplan["interfaces"] = interface[:bond][:slaves].to_a
@@ -118,6 +133,22 @@ node[:networking][:interfaces].each do |name, interface|
         )
       end
     end
+
+    if interface[:routes]
+      interface[:routes].each do |to, parameters|
+        next if parameters[:via] == interface[:address]
+
+        route = {
+          "to" => to
+        }
+
+        route["type"] = parameters[:type] if parameters[:type]
+        route["via"] = parameters[:via] if parameters[:via]
+        route["metric"] = parameters[:metric] if parameters[:metric]
+
+        deviceplan["routes"].push(route)
+      end
+    end
   else
     node.rm(:networking, :interfaces, name)
   end
@@ -146,7 +177,7 @@ end
 file "/etc/netplan/99-chef.yaml" do
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   content YAML.dump(netplan)
 end
 
@@ -154,103 +185,132 @@ package "cloud-init" do
   action :purge
 end
 
-execute "hostname" do
-  action :nothing
-  command "/bin/hostname -F /etc/hostname"
-end
+if node[:networking][:wireguard][:enabled]
+  package "wireguard-tools" do
+    compile_time true
+  end
 
-template "/etc/hostname" do
-  source "hostname.erb"
-  owner "root"
-  group "root"
-  mode 0o644
-  notifies :run, "execute[hostname]"
-end
+  directory "/var/lib/systemd/wireguard" do
+    owner "root"
+    group "systemd-network"
+    mode "750"
+    compile_time true
+  end
 
-template "/etc/hosts" do
-  source "hosts.erb"
-  owner "root"
-  group "root"
-  mode 0o644
-end
+  file "/var/lib/systemd/wireguard/private.key" do
+    action :create_if_missing
+    owner "root"
+    group "systemd-network"
+    mode "640"
+    content %x(wg genkey)
+    compile_time true
+  end
 
-if node[:networking][:resolved]
-  service "systemd-resolved" do
-    action [:enable, :start]
+  node.default[:networking][:wireguard][:public_key] = %x(wg pubkey < /var/lib/systemd/wireguard/private.key)
+
+  file "/var/lib/systemd/wireguard/preshared.key" do
+    action :create_if_missing
+    owner "root"
+    group "systemd-network"
+    mode "640"
+    content keys["wireguard"]
   end
 
-  directory "/etc/systemd/resolved.conf.d" do
+  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[:metric]}"
+      end
+
+      node.default[:networking][:wireguard][:peers] << {
+        :public_key => gateway[:networking][:wireguard][:public_key],
+        :allowed_ips => allowed_ips,
+        :endpoint => "#{gateway.name}:51820"
+      }
+    end
+  end
+
+  template "/etc/systemd/network/wireguard.netdev" do
+    source "wireguard.netdev.erb"
     owner "root"
     group "root"
-    mode 0o755
+    mode "644"
   end
 
-  template "/etc/systemd/resolved.conf.d/99-chef.conf" do
-    source "resolved.conf.erb"
+  template "/etc/systemd/network/wireguard.network" do
+    source "wireguard.network.erb"
     owner "root"
     group "root"
-    mode 0o644
-    notifies :restart, "service[systemd-resolved]"
+    mode "644"
   end
 
-  file "/etc/resolv.conf" do
-    action :delete
-    not_if { ::File.symlink?("/etc/resolv.conf") }
+  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
 
-  link "/etc/resolv.conf" do
-    to "../run/systemd/resolve/stub-resolv.conf"
+  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
 
-  package "resolvconf" do
-    action :purge
-  end
-else
-  unless node[:networking][:nameservers].empty?
-    link "/etc/resolv.conf" do
-      action :delete
-      link_type :symbolic
-      to "/run/resolvconf/resolv.conf"
-      only_if { File.symlink?("/etc/resolv.conf") }
-    end
+ohai "reload-hostname" do
+  action :nothing
+  plugin "hostname"
+end
 
-    template "/etc/resolv.conf" do
-      source "resolv.conf.erb"
-      owner "root"
-      group "root"
-      mode 0o644
-    end
-  end
+execute "hostnamectl-set-hostname" do
+  command "hostnamectl set-hostname #{node[:networking][:hostname]}"
+  notifies :reload, "ohai[reload-hostname]"
+  not_if { ENV.key?("TEST_KITCHEN") || node[:hostnamectl][:static_hostname] == node[:networking][:hostname] }
 end
 
-node.interfaces(:role => :internal) do |interface|
-  if interface[:gateway] && 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] # ~FC023
-          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|
-          route network[:address] do
-            netmask network[:netmask]
-            gateway interface[:gateway]
-            device interface[:interface]
-          end
-        end
-      end
-    end
+template "/etc/hosts" do
+  source "hosts.erb"
+  owner "root"
+  group "root"
+  mode "644"
+  not_if { ENV["TEST_KITCHEN"] }
+end
+
+service "systemd-resolved" do
+  action [:enable, :start]
+end
+
+directory "/etc/systemd/resolved.conf.d" do
+  owner "root"
+  group "root"
+  mode "755"
+end
+
+template "/etc/systemd/resolved.conf.d/99-chef.conf" do
+  source "resolved.conf.erb"
+  owner "root"
+  group "root"
+  mode "644"
+  notifies :restart, "service[systemd-resolved]", :immediately
+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
   end
 end
 
+link "/etc/resolv.conf" do
+  to "../run/systemd/resolve/stub-resolv.conf"
+end
+
 zones = {}
 
 search(:node, "networking:interfaces").collect do |n|
@@ -271,7 +331,7 @@ template "/etc/default/shorewall" do
   source "shorewall-default.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   notifies :restart, "service[shorewall]"
 end
 
@@ -279,7 +339,7 @@ template "/etc/shorewall/shorewall.conf" do
   source "shorewall.conf.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   notifies :restart, "service[shorewall]"
 end
 
@@ -287,7 +347,7 @@ template "/etc/shorewall/zones" do
   source "shorewall-zones.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   variables :type => "ipv4"
   notifies :restart, "service[shorewall]"
 end
@@ -296,7 +356,7 @@ template "/etc/shorewall/interfaces" do
   source "shorewall-interfaces.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   notifies :restart, "service[shorewall]"
 end
 
@@ -304,7 +364,7 @@ template "/etc/shorewall/hosts" do
   source "shorewall-hosts.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   variables :zones => zones
   notifies :restart, "service[shorewall]"
 end
@@ -313,7 +373,7 @@ template "/etc/shorewall/conntrack" do
   source "shorewall-conntrack.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   notifies :restart, "service[shorewall]"
   only_if { node[:networking][:firewall][:raw] }
 end
@@ -322,30 +382,44 @@ template "/etc/shorewall/policy" do
   source "shorewall-policy.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   notifies :restart, "service[shorewall]"
 end
 
 template "/etc/shorewall/rules" do
+  action :nothing
   source "shorewall-rules.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   variables :family => "inet"
   notifies :restart, "service[shorewall]"
 end
 
-service "shorewall" do
-  action [:enable, :start]
-  supports :restart => true
-  status_command "shorewall status"
+notify_group "shorewall-rules" do
+  action :run
+  notifies :create, "template[/etc/shorewall/rules]"
+end
+
+if node[:networking][:firewall][:enabled]
+  service "shorewall" do
+    action [:enable, :start]
+    supports :restart => true
+    status_command "shorewall status"
+  end
+else
+  service "shorewall" do
+    action [:disable, :stop]
+    supports :restart => true
+    status_command "shorewall status"
+  end
 end
 
 template "/etc/logrotate.d/shorewall" do
   source "logrotate.shorewall.erb"
   owner "root"
   group "root"
-  mode 0o644
+  mode "644"
   variables :name => "shorewall"
 end
 
@@ -359,14 +433,14 @@ 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
+if node[:networking][:wireguard][:enabled]
+  firewall_rule "accept-wireguard" do
     action :accept
-    source zone
+    source "osm"
     dest "fw"
     proto "udp"
-    dest_ports "1194:1197"
-    source_ports "1194:1197"
+    dest_ports "51820"
+    source_ports "51820"
   end
 end
 
@@ -375,7 +449,7 @@ if node[:roles].include?("gateway")
     source "shorewall-masq.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall]"
   end
 else
@@ -392,7 +466,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall-default.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall6]"
   end
 
@@ -400,7 +474,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall6.conf.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall6]"
   end
 
@@ -408,7 +482,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall-zones.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     variables :type => "ipv6"
     notifies :restart, "service[shorewall6]"
   end
@@ -417,7 +491,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall6-interfaces.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall6]"
   end
 
@@ -425,7 +499,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall6-hosts.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     variables :zones => zones
     notifies :restart, "service[shorewall6]"
   end
@@ -434,7 +508,7 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall-conntrack.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall6]"
     only_if { node[:networking][:firewall][:raw] }
   end
@@ -443,30 +517,44 @@ unless node.interfaces(:family => :inet6).empty?
     source "shorewall-policy.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     notifies :restart, "service[shorewall6]"
   end
 
   template "/etc/shorewall6/rules" do
+    action :nothing
     source "shorewall-rules.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     variables :family => "inet6"
     notifies :restart, "service[shorewall6]"
   end
 
-  service "shorewall6" do
-    action [:enable, :start]
-    supports :restart => true
-    status_command "shorewall6 status"
+  notify_group "shorewall6-rules" do
+    action :run
+    notifies :create, "template[/etc/shorewall6/rules]"
+  end
+
+  if node[:networking][:firewall][:enabled]
+    service "shorewall6" do
+      action [:enable, :start]
+      supports :restart => true
+      status_command "shorewall6 status"
+    end
+  else
+    service "shorewall6" do
+      action [:disable, :stop]
+      supports :restart => true
+      status_command "shorewall6 status"
+    end
   end
 
   template "/etc/logrotate.d/shorewall6" do
     source "logrotate.shorewall.erb"
     owner "root"
     group "root"
-    mode 0o644
+    mode "644"
     variables :name => "shorewall6"
   end