class Endoscope::CLI
Attributes
dyno_selector[RW]
issued[RW]
transport_opts[RW]
Public Class Methods
new(transport_opts=nil)
click to toggle source
# File lib/endoscope/cli.rb, line 11 def initialize(transport_opts=nil) @transport_opts = transport_opts end
Public Instance Methods
eval_(command, out = $stdout)
click to toggle source
# File lib/endoscope/cli.rb, line 83 def eval_(command, out = $stdout) case command when 'exit' throw(:break) when /^use / @dyno_selector = command.gsub('use ', '').strip puts "Now adressing commands to processes listening for #{dyno_selector.inspect}." else send_command(command, out) unless command.nil? || command.strip == '' end end
handle_response(res)
click to toggle source
# File lib/endoscope/cli.rb, line 59 def handle_response(res) #p res #p issued #p res['id'] return unless issued.include?(res['id']) puts "From #{res['dyno_name']} :\n#{res['result']}\n\n" $stdout.flush end
listen_to_command_responses()
click to toggle source
# File lib/endoscope/cli.rb, line 47 def listen_to_command_responses transport = Transport.new(transport_opts) transport.listen_to_responses do |response| handle_response(response) end rescue Redis::TimeoutError => _ retry rescue => err puts err.inspect puts err.backtrace.join("\n") end
re(out = $stdout)
click to toggle source
# File lib/endoscope/cli.rb, line 76 def re(out = $stdout) command = read eval_(command, out) rescue Interrupt throw(:break) end
read()
click to toggle source
# File lib/endoscope/cli.rb, line 95 def read read = gets read && read.chomp end
repl()
click to toggle source
# File lib/endoscope/cli.rb, line 68 def repl catch(:break) do puts "\n\n ---\nRemote console ready:\n\n" $stdout.flush loop { re($stdout) } end end
responses_printer()
click to toggle source
# File lib/endoscope/cli.rb, line 42 def responses_printer Thread.current[:name] = 'endoscope-responses-printing' listen_to_command_responses end
send_command(command, _out = $stdout)
click to toggle source
# File lib/endoscope/cli.rb, line 106 def send_command(command, _out = $stdout) puts "Sending command #{command}..." command_id = SecureRandom.uuid issued << command_id transport.send_command(command_id, command, dyno_selector) end
start(dyno_selector = 'all')
click to toggle source
# File lib/endoscope/cli.rb, line 15 def start(dyno_selector = 'all') @dyno_selector = dyno_selector @issued = Set.new start_responses_printing_thread transport start_shell end
start_responses_printing_thread()
click to toggle source
# File lib/endoscope/cli.rb, line 38 def start_responses_printing_thread @responses_thread = Thread.new(&method(:responses_printer)) end
start_shell()
click to toggle source
# File lib/endoscope/cli.rb, line 23 def start_shell begin require "ripl" require "ripl/ripper" rescue LoadError => err puts err.message abort("\nYou need to run:\n\ngem install ripl ripl-ripper\n\nThen launch this command again.") end cli = self Ripl::Shell.send(:define_method, :loop_eval) { |str| cli.eval_(str) } Ripl::Shell.send(:define_method, :print_result) { |_result| } Ripl.start( argv: [], irbrc: false, riplrc: false, ripper_prompt: ' | ') end
transport()
click to toggle source
# File lib/endoscope/cli.rb, line 100 def transport @transport ||= begin Transport.new(transport_opts) end end