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module Oxidized
class SQL < Source
begin
require 'sequel'
rescue LoadError
raise OxidizedError, 'sequel not found: sudo gem install sequel'
end
def initialize
super
@cfg = CFG.source.sql
end
def setup
if @cfg.empty?
CFGS.user.source.sql.adapter = 'sqlite'
CFGS.user.source.sql.file = File.join(Config::Root, 'sqlite.db')
CFGS.user.source.sql.table = 'devices'
CFGS.user.source.sql.map.name = 'name'
CFGS.user.source.sql.map.model = 'rancid'
CFGS.save :user
raise NoConfig, 'no source sql config, edit ~/.config/oxidized/config'
end
end
def load
nodes = []
db = case @cfg.adapter
when 'sqlite'
begin
require 'sqlite3'
rescue LoadError
raise OxidizedError, 'sqlite3 not found: sudo apt install libsqlite3-dev; sudo gem install sqlite3'
end
Sequel.sqlite @cfg.file
end
db[@cfg.table.to_sym].each do |node|
# map node parameters
keys = {}
@cfg.map.each { |key, sql_column| keys[key.to_sym] = node[sql_column.to_sym] }
keys[:model] = map_model keys[:model] if keys.key? :model
# map node specific vars
vars = {}
@cfg.vars_map.each { |key, sql_column| vars[key.to_sym] = node[sql_column.to_sym] }
keys[:vars] = vars unless vars.empty?
nodes << keys
end
nodes
end
end
end
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