Make nftables block various invalid TCP flag combinations

[chef.git] / cookbooks / systemd / resources / service.rb

diff --git a/cookbooks/systemd/resources/service.rb b/cookbooks/systemd/resources/service.rb
index 2f677f775b2eabe502af26280cdb27891113f755..35655dc7a500a76d1a9a2b33845b45e369de1b0d 100644 (file)
--- a/cookbooks/systemd/resources/service.rb
+++ b/cookbooks/systemd/resources/service.rb
@@ -1,8 +1,8 @@
 #
 #

-# Cookbook Name:: systemd
+# Cookbook:: systemd

 # Resource:: systemd_service
 #
 # Resource:: systemd_service
 #

-# Copyright 2016, OpenStreetMap Foundation
+# Copyright:: 2016, OpenStreetMap Foundation

 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.


@@ -17,14 +17,22 @@
 # limitations under the License.
 #
 
 # limitations under the License.
 #
 

+unified_mode true
+

 default_action :create
 
 property :service, String, :name_property => true
 property :dropin, String
 property :description, String
 default_action :create
 
 property :service, String, :name_property => true
 property :dropin, String
 property :description, String

+property :condition_path_exists, [String, Array]
+property :condition_path_exists_glob, [String, Array]

 property :after, [String, Array]
 property :after, [String, Array]

+property :conflicts, [String, Array]

 property :wants, [String, Array]
 property :wants, [String, Array]

+property :requires, [String, Array]
+property :joins_namespace_of, [String, Array]

 property :type, String, :is => %w[simple forking oneshot dbus notify idle]
 property :type, String, :is => %w[simple forking oneshot dbus notify idle]

+property :notify_access, String, :is => %w[none main exec all]

 property :limit_nofile, Integer
 property :limit_as, [Integer, String]
 property :limit_cpu, [Integer, String]
 property :limit_nofile, Integer
 property :limit_as, [Integer, String]
 property :limit_cpu, [Integer, String]


@@ -35,14 +43,17 @@ property :environment, Hash, :default => {}
 property :environment_file, [String, Hash]
 property :user, String
 property :group, String
 property :environment_file, [String, Hash]
 property :user, String
 property :group, String

+property :dynamic_user, [true, false]

 property :working_directory, String
 property :working_directory, String

-property :exec_start_pre, String
-property :exec_start, String
-property :exec_start_post, String
-property :exec_stop, String
+property :exec_start_pre, [String, Array]
+property :exec_start, [String, Array]
+property :exec_start_post, [String, Array]
+property :exec_stop, [String, Array]
+property :exec_stop_post, [String, Array]

 property :exec_reload, String
 property :runtime_directory, String
 property :runtime_directory_mode, Integer
 property :exec_reload, String
 property :runtime_directory, String
 property :runtime_directory_mode, Integer

+property :runtime_max_sec, Integer

 property :standard_input, String,
          :is => %w[null tty tty-force tty-fail socket]
 property :standard_output, String,
 property :standard_input, String,
          :is => %w[null tty tty-force tty-fail socket]
 property :standard_output, String,


@@ -52,15 +63,49 @@ property :standard_error, String,
 property :success_exit_status, [Integer, String, Array]
 property :restart, String,
          :is => %w[on-success on-failure on-abnormal on-watchdog on-abort always]
 property :success_exit_status, [Integer, String, Array]
 property :restart, String,
          :is => %w[on-success on-failure on-abnormal on-watchdog on-abort always]

-property :private_tmp, [TrueClass, FalseClass]
-property :private_devices, [TrueClass, FalseClass]
-property :private_network, [TrueClass, FalseClass]
-property :protect_system, [TrueClass, FalseClass, String]
-property :protect_home, [TrueClass, FalseClass, String]
+property :protect_proc, String,
+         :is => %w[noaccess invisible ptraceable default]
+property :proc_subset, String,
+         :is => %w[all pid]
+property :capability_bounding_set, [String, Array]
+property :no_new_privileges, [true, false]
+property :protect_system, [true, false, String]
+property :protect_home, [true, false, String]
+property :read_write_paths, [String, Array]
+property :read_only_paths, [String, Array]
+property :inaccessible_paths, [String, Array]
+property :private_tmp, [true, false]
+property :private_devices, [true, false]
+property :private_network, [true, false]
+property :private_ipc, [true, false]
+property :private_users, [true, false]
+property :protect_hostname, [true, false]
+property :protect_clock, [true, false]
+property :protect_kernel_tunables, [true, false]
+property :protect_kernel_modules, [true, false]
+property :protect_kernel_logs, [true, false]
+property :protect_control_groups, [true, false]

 property :restrict_address_families, [String, Array]
 property :restrict_address_families, [String, Array]

-property :no_new_privileges, [TrueClass, FalseClass]
+property :restrict_namespaces, [true, false, String, Array]
+property :lock_personality, [true, false]
+property :memory_deny_write_execute, [true, false]
+property :restrict_realtime, [true, false]
+property :restrict_suid_sgid, [true, false]
+property :remove_ipc, [true, false]
+property :system_call_filter, [String, Array]
+property :system_call_architectures, [String, Array]
+property :tasks_max, Integer
+property :timeout_start_sec, Integer
+property :timeout_stop_sec, Integer
+property :timeout_abort_sec, Integer

 property :timeout_sec, Integer
 property :pid_file, String
 property :timeout_sec, Integer
 property :pid_file, String

+property :nice, Integer
+property :io_scheduling_class, [Integer, String]
+property :io_scheduling_priority, Integer
+property :kill_mode, String,
+         :is => %w[control-group process mixed none]
+property :sandbox, [true, false, Hash]

 
 action :create do
   service_variables = new_resource.to_hash
 
 action :create do
   service_variables = new_resource.to_hash


@@ -69,13 +114,47 @@ action :create do
     service_variables[:type] ||= "simple"
   end
 
     service_variables[:type] ||= "simple"
   end
 

+  if new_resource.sandbox
+    service_variables[:protect_proc] = "invisible" unless property_is_set?(:protect_proc)
+    service_variables[:proc_subset] = "pid" unless property_is_set?(:proc_subset)
+    service_variables[:capability_bounding_set] = [] unless property_is_set?(:capability_bounding_set)
+    service_variables[:no_new_privileges] = true unless property_is_set?(:no_new_privileges)
+    service_variables[:protect_system] = "strict" unless property_is_set?(:protect_system)
+    service_variables[:protect_home] = true unless property_is_set?(:protect_home)
+    service_variables[:private_tmp] = true unless property_is_set?(:private_tmp)
+    service_variables[:private_devices] = true unless property_is_set?(:private_devices)
+    service_variables[:private_network] = true unless property_is_set?(:private_network)
+    service_variables[:private_ipc] = true unless property_is_set?(:private_ipc)
+    service_variables[:private_users] = true unless property_is_set?(:private_users)
+    service_variables[:protect_hostname] = true unless property_is_set?(:protect_hostname)
+    service_variables[:protect_clock] = true unless property_is_set?(:protect_clock)
+    service_variables[:protect_kernel_tunables] = true unless property_is_set?(:protect_kernel_tunables)
+    service_variables[:protect_kernel_modules] = true unless property_is_set?(:protect_kernel_modules)
+    service_variables[:protect_kernel_logs] = true unless property_is_set?(:protect_kernel_logs)
+    service_variables[:protect_control_groups] = true unless property_is_set?(:protect_control_groups)
+    service_variables[:restrict_address_families] = [] unless property_is_set?(:restrict_address_families)
+    service_variables[:restrict_namespaces] = true unless property_is_set?(:restrict_namespaces)
+    service_variables[:lock_personality] = true unless property_is_set?(:lock_personality)
+    service_variables[:memory_deny_write_execute] = true unless property_is_set?(:memory_deny_write_execute)
+    service_variables[:restrict_realtime] = true unless property_is_set?(:restrict_realtime)
+    service_variables[:restrict_suid_sgid] = true unless property_is_set?(:restrict_suid_sgid)
+    service_variables[:remove_ipc] = true unless property_is_set?(:remove_ipc)
+    service_variables[:system_call_filter] = "@system-service" unless property_is_set?(:system_call_filter)
+    service_variables[:system_call_architectures] = "native" unless property_is_set?(:system_call_architectures)
+
+    if sandbox_option(:enable_network)
+      service_variables[:private_network] = false
+      service_variables[:restrict_address_families] = Array(service_variables[:restrict_address_families]).append("AF_INET", "AF_INET6").reject { |f| f == "none" }
+    end
+  end
+

   if new_resource.environment_file.is_a?(Hash)
     template "/etc/default/#{new_resource.service}" do
       cookbook "systemd"
       source "environment.erb"
       owner "root"
       group "root"
   if new_resource.environment_file.is_a?(Hash)
     template "/etc/default/#{new_resource.service}" do
       cookbook "systemd"
       source "environment.erb"
       owner "root"
       group "root"

-      mode 0o640
+      mode "640"

       variables :environment => new_resource.environment_file
     end
 
       variables :environment => new_resource.environment_file
     end
 


@@ -86,7 +165,7 @@ action :create do
     directory dropin_directory do
       owner "root"
       group "root"
     directory dropin_directory do
       owner "root"
       group "root"

-      mode 0o755
+      mode "755"

     end
   end
 
     end
   end
 


@@ -95,7 +174,7 @@ action :create do
     source "service.erb"
     owner "root"
     group "root"
     source "service.erb"
     owner "root"
     group "root"

-    mode 0o644
+    mode "644"

     variables service_variables
     notifies :run, "execute[systemctl-reload]"
   end
     variables service_variables
     notifies :run, "execute[systemctl-reload]"
   end


@@ -128,6 +207,10 @@ action :delete do
 end
 
 action_class do
 end
 
 action_class do

+  def sandbox_option(option)
+    new_resource.sandbox[option] if new_resource.sandbox.is_a?(Hash)
+  end
+

   def dropin_directory
     "/etc/systemd/system/#{new_resource.service}.service.d"
   end
   def dropin_directory
     "/etc/systemd/system/#{new_resource.service}.service.d"
   end