module Oxidized class SQL < Source begin require 'sequel' rescue LoadError raise OxidizedError, 'sequel not found: sudo gem install sequel' end def setup if @cfg.empty? Oxidized.asetus.user.source.sql.adapter = 'sqlite' Oxidized.asetus.user.source.sql.database = File.join(Config::Root, 'sqlite.db') Oxidized.asetus.user.source.sql.table = 'devices' Oxidized.asetus.user.source.sql.map.name = 'name' Oxidized.asetus.user.source.sql.map.model = 'rancid' Oxidized.asetus.save :user raise NoConfig, 'no source sql config, edit ~/.config/oxidized/config' end end def load nodes = [] db = connect query = db[@cfg.table.to_sym] query = query.with_sql(@cfg.query) if @cfg.query? query.each do |node| # map node parameters keys = {} @cfg.map.each { |key, sql_column| keys[key.to_sym] = node_var_interpolate node[sql_column.to_sym] } keys[:model] = map_model keys[:model] if keys.has_key? :model # map node specific vars vars = {} @cfg.vars_map.each do |key, sql_column| vars[key.to_sym] = node_var_interpolate node[sql_column.to_sym] end keys[:vars] = vars unless vars.empty? nodes << keys end db.disconnect nodes end private def initialize super @cfg = Oxidized.config.source.sql end def connect Sequel.connect(:adapter => @cfg.adapter, :host => @cfg.host?, :user => @cfg.user?, :password => @cfg.password?, :database => @cfg.database) rescue Sequel::AdapterNotFound => error raise OxidizedError, "SQL adapter gem not installed: " + error.message end end end