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Versions: 5
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Contents
module MCollective
module Data
class Fact_data < Base
query do |path|
parts = path.split(/\./)
walk_path(parts)
end
private
def walk_path(path)
# Set up results as though we didn't find the value
result[:exists] = false
result[:value] = false
result[:value_encoding] = false
facts = PluginManager["facts_plugin"].get_facts
path.each do |level|
case facts
when Array
level = Integer(level)
if level >= facts.size
# array index out would be out of bounds, so we don't have the value
return
end
when Hash
unless facts.include?(level)
# we don't have the key for the next level, so give up
return
end
else
# this isn't a container data type, so we can't walk into it
return
end
facts = facts[level]
end
result[:exists] = true
case facts
when Array, Hash
# Currently data plugins cannot return structured data, so until
# this is fixed flatten the data with json and flag that we have
# munged the data
result[:value] = facts.to_json
result[:value_encoding] = "application/json"
else
result[:value] = facts
result[:value_encoding] = "text/plain"
end
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems