From f411ee7119cab1277baffee2fe2b2f978f402072 Mon Sep 17 00:00:00 2001 From: Spencer Krum Date: Thu, 9 Jul 2015 10:53:56 -0700 Subject: Add load_metadata_json function This function loads the metadata.json into a puppet variable. This enables a number of neat things such as: * Which version of the module am I using? 2.x? 3.x? * Which author of the module am I using? puppetlabs? example42? --- lib/puppet/parser/functions/load_module_metadata.rb | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 lib/puppet/parser/functions/load_module_metadata.rb (limited to 'lib/puppet') diff --git a/lib/puppet/parser/functions/load_module_metadata.rb b/lib/puppet/parser/functions/load_module_metadata.rb new file mode 100644 index 0000000..0664a23 --- /dev/null +++ b/lib/puppet/parser/functions/load_module_metadata.rb @@ -0,0 +1,16 @@ +module Puppet::Parser::Functions + newfunction(:load_module_metadata, :type => :rvalue, :doc => <<-EOT + EOT + ) do |args| + raise(Puppet::ParseError, "load_module_metadata(): Wrong number of arguments, expects one") unless args.size == 1 + mod = args[0] + module_path = function_get_module_path([mod]) + metadata_json = File.join(module_path, 'metadata.json') + + raise(Puppet::ParseError, "load_module_metadata(): No metadata.json file for module #{mod}") unless File.exists?(metadata_json) + + metadata = PSON.load(File.read(metadata_json)) + + return metadata + end +end -- cgit v1.2.3