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#--
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# CyborgHood, a distributed system management software.
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# Copyright (c) 2009-2010 Marc Dequènes (Duck) <Duck@DuckCorp.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#++
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require 'singleton'
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require 'yaml'
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require 'cyborghood/base/config_setup'
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module CyborgHood
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class Config
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include Singleton
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CONFFILE_GLOBAL = "cyborghood.conf"
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CONFFILE_BOT = "cyborghood_%s.conf"
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def self.load(name = nil)
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# load all config parts
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config = fetch_config
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unless name.nil?
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config_spc = fetch_config(name)
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config = merge_configs(config, config_spc) if config_spc
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end
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# create config object for easier access
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@@config = config.to_ostruct.freeze
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end
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def method_missing(sym, *args, &block)
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begin
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@@config.send sym, *args, &block
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rescue
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nil
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end
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end
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private
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def self.fetch_config(name = nil)
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begin
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if name.nil?
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filename = CONFFILE_GLOBAL
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else
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filename = sprintf(CONFFILE_BOT, name)
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end
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filepath = File.join(File.expand_path(CFG_DIR), filename)
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str = File.read(filepath)
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YAML.load(str)
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rescue
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logger.fatal "Problems fetching configuration file '" + filepath + "': " + $!
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exit 1
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end
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end
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def self.merge_configs(conf1, conf2)
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new_conf = conf1.dup
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conf2.each_pair do |k, v|
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if conf1.has_key?(k) and conf1[k].is_a?(Hash) and v.is_a?(Hash)
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new_conf[k] = merge_configs(conf1[k], v)
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else
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new_conf[k] = v
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end
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end
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return new_conf
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end
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end
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end
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