class Puppet::Indirector::Yaml

The base class for YAML indirection termini.

Public Instance Methods

destroy(request) click to toggle source
   # File lib/puppet/indirector/yaml.rb
47 def destroy(request)
48   file_path = path(request.key)
49   Puppet::FileSystem.unlink(file_path) if Puppet::FileSystem.exist?(file_path)
50 end
find(request) click to toggle source

Read a given name's file in and convert it from YAML.

   # File lib/puppet/indirector/yaml.rb
 7 def find(request)
 8   file = path(request.key)
 9   return nil unless Puppet::FileSystem.exist?(file)
10 
11   begin
12     return load_file(file)
13   rescue Puppet::Util::Yaml::YamlLoadError => detail
14     raise Puppet::Error, _("Could not parse YAML data for %{indirection} %{request}: %{detail}") % { indirection: indirection.name, request: request.key, detail: detail }, detail.backtrace
15   end
16 end
path(name,ext='.yaml') click to toggle source

Return the path to a given node's file.

   # File lib/puppet/indirector/yaml.rb
37 def path(name,ext='.yaml')
38   if name =~ Puppet::Indirector::BadNameRegexp then
39     Puppet.crit(_("directory traversal detected in %{indirection}: %{name}") % { indirection: self.class, name: name.inspect })
40     raise ArgumentError, _("invalid key")
41   end
42 
43   base = Puppet.run_mode.server? ? Puppet[:yamldir] : Puppet[:clientyamldir]
44   File.join(base, self.class.indirection_name.to_s, name.to_s + ext)
45 end
save(request) click to toggle source

Convert our object to YAML and store it to the disk.

   # File lib/puppet/indirector/yaml.rb
19 def save(request)
20   raise ArgumentError.new(_("You can only save objects that respond to :name")) unless request.instance.respond_to?(:name)
21 
22   file = path(request.key)
23 
24   basedir = File.dirname(file)
25 
26   # This is quite likely a bad idea, since we're not managing ownership or modes.
27   Dir.mkdir(basedir) unless Puppet::FileSystem.exist?(basedir)
28 
29   begin
30     Puppet::Util::Yaml.dump(request.instance, file)
31   rescue TypeError => detail
32     Puppet.err _("Could not save %{indirection} %{request}: %{detail}") % { indirection: self.name, request: request.key, detail: detail }
33   end
34 end

Protected Instance Methods

load_file(file) click to toggle source
   # File lib/puppet/indirector/yaml.rb
60 def load_file(file)
61   Puppet::Util::Yaml.safe_load_file(file, [model, Symbol])
62 end