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authorSpencer Krum <nibz@spencerkrum.com>2015-07-09 10:53:56 -0700
committerSpencer Krum <nibz@spencerkrum.com>2015-07-30 15:51:54 -0700
commitf411ee7119cab1277baffee2fe2b2f978f402072 (patch)
treed9037eedae96fc42c18c525a12574b5ac4f75c76 /lib
parent1282649b91b482dd547b674f4d52af166a5eab69 (diff)
downloadpuppet-stdlib-f411ee7119cab1277baffee2fe2b2f978f402072.tar.gz
puppet-stdlib-f411ee7119cab1277baffee2fe2b2f978f402072.tar.bz2
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?
Diffstat (limited to 'lib')
-rw-r--r--lib/puppet/parser/functions/load_module_metadata.rb16
1 files changed, 16 insertions, 0 deletions
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