Class: Chef::Provider::Route
- Inherits:
-
Chef::Provider
- Object
- Chef::Provider
- Chef::Provider::Route
- Defined in:
- lib/chef/provider/route.rb
Constant Summary collapse
- MASK =
{ "0.0.0.0" => "0", "128.0.0.0" => "1", "192.0.0.0" => "2", "224.0.0.0" => "3", "240.0.0.0" => "4", "248.0.0.0" => "5", "252.0.0.0" => "6", "254.0.0.0" => "7", "255.0.0.0" => "8", "255.128.0.0" => "9", "255.192.0.0" => "10", "255.224.0.0" => "11", "255.240.0.0" => "12", "255.248.0.0" => "13", "255.252.0.0" => "14", "255.254.0.0" => "15", "255.255.0.0" => "16", "255.255.128.0" => "17", "255.255.192.0" => "18", "255.255.224.0" => "19", "255.255.240.0" => "20", "255.255.248.0" => "21", "255.255.252.0" => "22", "255.255.254.0" => "23", "255.255.255.0" => "24", "255.255.255.128" => "25", "255.255.255.192" => "26", "255.255.255.224" => "27", "255.255.255.240" => "28", "255.255.255.248" => "29", "255.255.255.252" => "30", "255.255.255.254" => "31", "255.255.255.255" => "32" }.freeze
Instance Attribute Summary collapse
-
#is_running ⇒ Object
Returns the value of attribute is_running.
Attributes inherited from Chef::Provider
#action, #after_resource, #current_resource, #logger, #new_resource, #run_context
Instance Method Summary collapse
- #config_file_contents(action, options = {}) ⇒ Object
- #generate_command(action) ⇒ Object
- #generate_config ⇒ Object
- #hex2ip(hex_data) ⇒ Object
- #load_current_resource ⇒ Object
Methods inherited from Chef::Provider
action, action_description, action_descriptions, #action_nothing, #check_resource_semantics!, #cleanup_after_converge, #compile_and_converge_action, #converge_by, #converge_if_changed, #cookbook_name, #define_resource_requirements, #description, #events, include_resource_dsl?, include_resource_dsl_module, #initialize, #introduced, #load_after_resource, #node, #process_resource_requirements, provides, provides?, #recipe_name, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, use, use_inline_resources, #validate_required_properties!, #whyrun_mode?, #whyrun_supported?
Methods included from Mixin::Provides
#provided_as, #provides, #provides?
Methods included from Mixin::DescendantsTracker
#descendants, descendants, direct_descendants, #direct_descendants, find_descendants_by_name, #find_descendants_by_name, #inherited, store_inherited
Methods included from Mixin::LazyModuleInclude
#descendants, #include, #included
Methods included from Mixin::PowershellOut
#powershell_out, #powershell_out!
Methods included from Mixin::WindowsArchitectureHelper
#assert_valid_windows_architecture!, #disable_wow64_file_redirection, #forced_32bit_override_required?, #is_i386_process_on_x86_64_windows?, #node_supports_windows_architecture?, #node_windows_architecture, #restore_wow64_file_redirection, #valid_windows_architecture?, #with_os_architecture, #wow64_architecture_override_required?, #wow64_directory
Methods included from DSL::Secret
#default_secret_config, #default_secret_service, #secret, #with_secret_config, #with_secret_service
Methods included from DSL::RenderHelpers
#render_json, #render_toml, #render_yaml
Methods included from DSL::ReaderHelpers
#parse_file, #parse_json, #parse_toml, #parse_yaml
Methods included from DSL::Powershell
Methods included from DSL::RegistryHelper
#registry_data_exists?, #registry_get_subkeys, #registry_get_values, #registry_has_subkeys?, #registry_key_exists?, #registry_value_exists?
Methods included from DSL::ChefVault
#chef_vault, #chef_vault_item, #chef_vault_item_for_environment
Methods included from DSL::DataQuery
#data_bag, #data_bag_item, #search, #tagged?
Methods included from EncryptedDataBagItem::CheckEncrypted
Methods included from DSL::PlatformIntrospection
#older_than_win_2012_or_8?, #platform?, #platform_family?, #value_for_platform, #value_for_platform_family
Methods included from DSL::Recipe
#exec, #have_resource_class_for?, #resource_class_for
Methods included from DSL::Definitions
add_definition, #evaluate_resource_definition, #has_resource_definition?
Methods included from DSL::Resources
add_resource_dsl, remove_resource_dsl
Methods included from DSL::Cheffish
Methods included from DSL::RebootPending
Methods included from DSL::IncludeRecipe
Methods included from Mixin::NotifyingBlock
#notifying_block, #subcontext_block
Methods included from DSL::DeclareResource
#build_resource, #declare_resource, #delete_resource, #delete_resource!, #edit_resource, #edit_resource!, #find_resource, #find_resource!, #resources, #with_run_context
Methods included from DSL::Compliance
#include_input, #include_profile, #include_waiver
Constructor Details
This class inherits a constructor from Chef::Provider
Instance Attribute Details
#is_running ⇒ Object
Returns the value of attribute is_running.
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# File 'lib/chef/provider/route.rb', line 30 def is_running @is_running end |
Instance Method Details
#config_file_contents(action, options = {}) ⇒ Object
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# File 'lib/chef/provider/route.rb', line 231 def config_file_contents(action, = {}) content = "" case action when :add content << "# #{[:comment]}\n" if [:comment] content << ([:target]).to_s content << "/#{MASK[[:netmask].to_s]}" if [:netmask] content << " via #{[:gateway]}" if [:gateway] content << " dev #{[:device]}" if [:device] content << " metric #{[:metric]}" if [:metric] content << "\n" end content end |
#generate_command(action) ⇒ Object
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# File 'lib/chef/provider/route.rb', line 213 def generate_command(action) target = new_resource.target target = "#{target}/#{MASK[new_resource.netmask.to_s]}" if new_resource.netmask case action when :add command = [ "ip", "route", "replace", target ] command += [ "via", new_resource.gateway ] if new_resource.gateway command += [ "dev", new_resource.device ] if new_resource.device command += [ "metric", new_resource.metric ] if new_resource.metric when :delete command = [ "ip", "route", "delete", target ] command += [ "via", new_resource.gateway ] if new_resource.gateway end command end |
#generate_config ⇒ Object
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# File 'lib/chef/provider/route.rb', line 162 def generate_config if platform_family?("rhel", "amazon", "fedora") conf = {} # FIXME FIXME FIXME FIXME: whatever this walking-the-run-context API is, it needs to be removed. # walk the collection rc = run_context.parent_run_context || run_context rc.resource_collection.each do |resource| next unless resource.is_a? Chef::Resource::Route # default to eth0 dev = resource.device || "eth0" conf[dev] = "" if conf[dev].nil? case @action when :add conf[dev] << config_file_contents(:add, comment: resource.comment, device: resource.device, target: resource.target, metric: resource.metric, netmask: resource.netmask, gateway: resource.gateway) if resource.action == [:add] when :delete # need to do this for the case when the last route on an int # is removed conf[dev] << config_file_contents(:delete) end end conf.each_key do |k| if new_resource.target == "default" network_file_name = "/etc/sysconfig/network" converge_by("write route default route to #{network_file_name}") do logger.trace("#{new_resource} writing default route #{new_resource.gateway} to #{network_file_name}") if ::TargetIO::File.exist?(network_file_name) network_file = ::Chef::Util::FileEdit.new(network_file_name) network_file.search_file_replace_line(/^GATEWAY=/, "GATEWAY=#{new_resource.gateway}") network_file.insert_line_if_no_match(/^GATEWAY=/, "GATEWAY=#{new_resource.gateway}") network_file.write_file else ::TargetIO::File.open(network_file_name, "w") do |network_file| network_file.puts("GATEWAY=#{new_resource.gateway}") end end end else network_file_name = "/etc/sysconfig/network-scripts/route-#{k}" converge_by("write route route.#{k}\n#{conf[k]} to #{network_file_name}") do ::TargetIO::File.open(network_file_name, "w") do |network_file| network_file.puts(conf[k]) end logger.trace("#{new_resource} writing route.#{k}\n#{conf[k]}") end end end end end |
#hex2ip(hex_data) ⇒ Object
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# File 'lib/chef/provider/route.rb', line 66 def hex2ip(hex_data) # Cleanup hex data hex_ip = hex_data.to_s.downcase.gsub(/[^0-9a-f]/, "") # Check hex data format (IP is a 32bit integer, so should be 8 chars long) return nil if hex_ip.length != hex_data.length || hex_ip.length != 8 # Extract octets from hex data octets = hex_ip.scan(/../).reverse.collect { |octet| [octet].pack("H2").unpack("C").first } # Validate IP ip = octets.join(".") begin IPAddr.new(ip, Socket::AF_INET).to_s rescue ArgumentError logger.trace("Invalid IP address data: hex=#{hex_ip}, ip=#{ip}") nil end end |
#load_current_resource ⇒ Object
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# File 'lib/chef/provider/route.rb', line 86 def load_current_resource self.is_running = false # cidr or quad dot mask new_ip = if new_resource.target == "default" IPAddr.new(new_resource.gateway) elsif new_resource.netmask IPAddr.new("#{new_resource.target}/#{new_resource.netmask}") else IPAddr.new(new_resource.target) end # For linux, we use /proc/net/route file to read proc table info return unless linux? route_file = ::TargetIO::File.open("/proc/net/route", "r") # Read all routes while (line = route_file.gets) # Get all the fields for a route _, destination, gateway, _, _, _, _, mask = line.split # Convert hex-encoded values to quad-dotted notation (e.g. 0064A8C0 => 192.168.100.0) destination = hex2ip(destination) gateway = hex2ip(gateway) mask = hex2ip(mask) # Skip formatting lines (header, etc) next unless destination && gateway && mask logger.trace("#{new_resource} system has route: dest=#{destination} mask=#{mask} gw=#{gateway}") # check if what were trying to configure is already there # use an ipaddr object with ip/mask this way we can have # a new resource be in cidr format (i don't feel like # expanding bitmask by hand. # running_ip = IPAddr.new("#{destination}/#{mask}") logger.trace("#{new_resource} new ip: #{new_ip.inspect} running ip: #{running_ip.inspect}") self.is_running = true if running_ip == new_ip && gateway == new_resource.gateway end route_file.close end |