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Versions: 23
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Contents
module MCollective
module Facts
require 'yaml'
# A factsource that reads a hash of facts from a YAML file
#
# Multiple files can be specified seperated with a : in the
# config file, they will be merged with later files overriding
# earlier ones in the list.
class Yaml_facts<Base
def initialize
@yaml_file_mtimes = {}
super
end
def load_facts_from_source
config = Config.instance
fact_files = config.pluginconf["yaml"].split(File::PATH_SEPARATOR)
facts = {}
fact_files.each do |file|
begin
if File.exist?(file)
facts.merge!(YAML.load(File.read(file)))
else
raise("Can't find YAML file to load: #{file}")
end
rescue Exception => e
Log.error("Failed to load yaml facts from #{file}: #{e.class}: #{e}")
end
end
facts
end
# force fact reloads when the mtime on the yaml file change
def force_reload?
config = Config.instance
fact_files = config.pluginconf["yaml"].split(File::PATH_SEPARATOR)
fact_files.each do |file|
@yaml_file_mtimes[file] ||= File.stat(file).mtime
mtime = File.stat(file).mtime
if mtime > @yaml_file_mtimes[file]
@yaml_file_mtimes[file] = mtime
Log.debug("Forcing fact reload due to age of #{file}")
return true
end
end
false
end
end
end
end
Version data entries
23 entries across 23 versions & 1 rubygems