class EtcdTools::Cli::Etcd2Yaml
Public Class Methods
new()
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# File lib/etcd-tools/cli/etcd2yaml.rb, line 36 def initialize self.optparse begin @etcd = etcd_connect @options[:url] rescue ::Etcd::ClusterConnectError $stderr.puts "Failed to connect to ETCD cluster" exit! 1 end begin hash = @etcd.get_hash @options[:root_path] puts YAML.dump hash rescue Exception => e $stderr.puts "Import failed" $stderr.puts e.message exit! 1 end end
Public Instance Methods
optparse()
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# File lib/etcd-tools/cli/etcd2yaml.rb, line 10 def optparse @options = Hash.new @options[:url] = ENV['ETCDCTL_ENDPOINT'] @options[:url] ||= "http://127.0.0.1:2379" @options[:root_path] = "/" OptionParser.new do |opts| opts.banner = "Parses ETCD tree into structured YAML\n\nUsage: #{$0} [OPTIONS]" opts.separator "" opts.separator "Connection options:" opts.on("-u", "--url HOST", "URL endpoint of the ETCD service (ETCDCTL_ENDPOINT envvar also applies) [DEFAULT: http://127.0.0.1:4001]") do |param| @options[:url] = param end opts.separator "" opts.separator "Common options:" opts.on("-r", "--root-path PATH", "root PATH of ETCD tree to extract the data from [DEFAULT: /]") do |param| @options[:root_path] = param end opts.on_tail("-h", "--help", "show usage") do |param| puts opts; exit! 0 end end.parse! end