Revision 848944dc
Added by Marc Dequènes over 13 years ago
- ID 848944dcce9d9a0f132a21d2ca01a8824a34e5b4
| bin/test_client | ||
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# to test the closure through the inner instance_eval calls
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toto = true
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c = 0
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task "compare stuff" do
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# ask :MapMaker, :ver1, "/api_version"
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# ask :Librarian, :ver2, "/api_version"
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wait_notification :task, {:topic => "HELOz"}, 5 do |subtask, msg|
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puts "POUET NOTIF"
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subtask.finish
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end
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send_notification :task, {:topic => "HELO"}
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wait_timer 2, true do |subtask|
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c += 1
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puts "TIMER !!!"
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STDOUT.flush
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subtask.finish if c == 10
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end
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ask "MapMaker", :ver1, "/api_version"
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ask "Librarian", :ver2, "/api_version"
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ask "MapMaker", :zones, "/DNS/Zones"
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on_error do
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puts "PLOUF"
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pp errors
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| ... | ... | |
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puts "OK"
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pp errors
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pp results
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# puts "Tadam: " + (ver1 == ver2 ? "same" : "different")
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puts "Tadam: " + (results[:ver1] == results[:ver2] ? "same" : "different")
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meet "waiter", :zzz
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STDOUT.flush
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on_success do
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| ... | ... | |
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meet "compare stuff", :zzz
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on_success do
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puts "OK waiter"
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#stop_bot :at_once
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stop_bot :when_finished
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end
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end
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conversation_with "MapMaker" do
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on_error do
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puts "Halalalala !"
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end
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thread "super taiste" do
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call :ver, "/api_version"
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call :zones, "/DNS/Zones" if toto
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on_error do
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puts "Sniff !"
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pp reply
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end
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on_success do
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puts "Yahou !"
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pp reply
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call :gogogo, "/DNS"
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on_error do
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pp "Plouf"
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pp reply
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end
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on_success do
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pp "Hop!"
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pp reply
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send_notification 'meetpoint', { :topic => "MYNOTIF", :msg => "plop" }
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end
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end
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end
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#stop_bot :at_once
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stop_bot :when_finished
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end
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# conversation_with "MapMaker" do
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# on_error do
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# puts "Halalalala !"
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# end
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# thread "super taiste" do
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# call :ver, "/api_version"
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# call :zones, "/DNS/Zones" if toto
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# on_error do
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# puts "Sniff !"
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# pp reply
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# end
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# on_success do
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# puts "Yahou !"
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# pp reply
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# call :gogogo, "/DNS"
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# on_error do
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# pp "Plouf"
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# pp reply
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# end
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# on_success do
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# pp "Hop!"
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# pp reply
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# send_notification 'meetpoint', { :topic => "MYNOTIF", :msg => "plop" }
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# end
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# end
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# end
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# #stop_bot :at_once
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# stop_bot :when_finished
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# end
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conversation_with "Librarian" do
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thread "taistouille" do
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call :sdf, "/Gruik"
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on_success do
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puts "Librarian GoGoGo!"
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pp reply
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wait_notification 'meetpoint', { :topic => "MYNOTIF" }
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on_success do
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puts "NOTIF!"
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pp reply
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end
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end
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end
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end
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# conversation_with "Librarian" do
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# thread "taistouille" do
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# call :sdf, "/Gruik"
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# on_success do
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# puts "Librarian GoGoGo!"
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# pp reply
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# wait_notification 'meetpoint', { :topic => "MYNOTIF" }
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# on_success do
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# puts "NOTIF!"
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# pp reply
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# end
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# end
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# end
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# end
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end
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end
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end
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| lib/cyborghood/cyborg/botnet_dsl.rb | ||
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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 'active_support/basic_object'
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module CyborgHood
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module BotnetDSL
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class BaseDSL < ActiveSupport::BasicObject
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def self.run_dsl(*args, &block)
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dsl = new(*args)
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dsl.instance_eval(&block)
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dsl.instance_eval do
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_start_dsl
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end
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end
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end
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class Thread < BaseDSL
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attr_reader :name, :conversation, :reply
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def initialize(conversation_dsl, conversation, name, reply = nil)
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@conversation_dsl = conversation_dsl
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@conversation = conversation
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@name = name
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@reply = reply
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@error_cb = nil
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@success_cb = nil
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@calls = {}
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@calls_reply = {}
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@in_notifications = {}
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@in_notifications_awaiting = 0
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@in_notifications_received = 0
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@out_notifications = {}
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@final_reply = {
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:results => {},
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:errors => {},
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:notifications => {}
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}
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@notification_name = "task/#{@name}"
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end
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def on_error(&callback)
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@error_cb = callback
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end
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def on_success(&callback)
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@success_cb = callback
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end
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def call(key, cmd, *args)
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@calls[key] = {
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:cmd => cmd,
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:args => args
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}
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end
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def send_notification(name, data)
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name = @notification_name if name == :thread
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Logger.instance.debug "Sending notification to '#{name}'"
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@out_notifications[name] ||= []
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@out_notifications[name] << data
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end
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# TODO: implement settable timeout
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def wait_notification(name, criterias = {}, &callback)
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name = @notification_name if name == :thread
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@in_notifications[name] ||= []
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@in_notifications[name] << {
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:criterias => criterias,
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:callback => callback
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}
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@in_notifications_awaiting += 1
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end
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protected
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def _has_events?
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not @calls.empty? or not @in_notifications.empty?
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end
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def _start_dsl
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if _has_events?
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@conversation.thread(@name) do |conv_thread|
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conv_thread.lock(@name)
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_waiting_events(conv_thread)
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end
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end
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_acts
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end
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def _waiting_events(conv_thread)
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@calls.each_pair do |key, data|
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conv_thread.call(data[:cmd], *data[:args]) do |reply|
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@calls_reply[key] = reply[:status]
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case reply[:status]
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when :ok
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@final_reply[:results][key] = reply[:result]
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when :decline
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# TODO: remove this case ???
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when :error
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@final_reply[:errors][key] = reply[:exception]
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end
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_check_finished(conv_thread)
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end
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end
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@in_notifications.each_pair do |name, list|
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subcription_id = @conversation.bot.get_channel(name).subscribe do |msg|
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old_notifications_received = @in_notifications_received
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# TODO: remove events from the list when condition reached
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list.each do |data|
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if _notification_criterias_match(msg, data[:criterias])
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stop_listening = true
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if data[:callback]
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stop_listening = data[:callback].call(msg)
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else
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# process notification later, in the on_* blocks
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@final_reply[:notifications][name] ||= []
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@final_reply[:notifications][name] << msg
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module BotnetTask
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def ask(peer, key, cmd, *args)
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_add_subtask("botnet/peer/#{peer}/out") do |subtask|
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logger.debug "Task '#{@name}': Trying to contact peer '#{peer}'"
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@bot.contact_peer(peer) do |conv|
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if conv
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logger.debug "Task '#{@name}': Peer '#{peer}' contacted, starting conversation"
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# don't use the block call to leave the conversation thread open
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conv_thread = conv.thread(@notification_name)
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conv_thread.call(cmd, *args) do |reply|
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case reply[:status]
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when :ok
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subtask.results = {key => reply[:result]}
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when :decline
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# TODO: remove this case ???
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when :error
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subtask.errors << reply[:exception]
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end
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@in_notifications_received += 1 if stop_listening
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# do not break, the same message may satisfy multiple criterias
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subtask.finish
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end
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else
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logger.debug "Task '#{@name}': Could not contact peer '#{peer}'"
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# TODO: retry (wait_timer + recursive call + counter)
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subtask.errors << CyberError.new(:unrecoverable, "botnet/client/dsl", "Task '#{@name}': could not contact peer '#{peer}'")
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subtask.finish
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end
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# TODO: condition is wrong in case of custom callback
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if @final_reply[:notifications][name].size >= @in_notifications[name].size
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@conversation.bot.get_channel(name).unsubscribe(subcription_id)
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end
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_check_finished(conv_thread) if @in_notifications_received > old_notifications_received
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end
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end
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end
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def _acts
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@out_notifications.each_pair do |name, list|
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chan = @conversation.bot.get_channel(name)
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list.each do |data|
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chan << data
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end
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end
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end
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def _notification_criterias_match(msg, criterias)
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criterias.each_pair do |key, expected_val|
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val = msg[key]
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if expected_val.is_a? Regexp
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return false if val !~ expected_val
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else
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return false if val != expected_val
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end
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end
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true
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end
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def _finished?
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@calls.size == @calls_reply.size and
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@in_notifications_received == @in_notifications_awaiting
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end
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def _check_finished(conv_thread)
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return unless _finished?
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conv_thread.unlock(@name)
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# process reply in the same thread, but with a new DSL Thread context
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cb = @calls_reply.values.index(:error) ? @error_cb : @success_cb
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Thread.run_dsl(@conversation_dsl, @conversation, @name, @final_reply, &cb) if cb
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end
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end
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class Conversation < BaseDSL
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attr_reader :bot, :peer
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def initialize(bot, peer)
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@bot = bot
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@peer = peer
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@threads = {}
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@error_cb = nil
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@stop_bot = nil
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end
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def on_error(&callback)
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@error_cb = callback
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end
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def thread(name, &block)
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@threads[name] = block
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end
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def stop_bot(condition)
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@stop_bot = condition
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end
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protected
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def _start_dsl
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@bot.contact_peer(peer) do |conv|
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if conv
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@threads.each_pair do |name, block|
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Thread.run_dsl(self, conv, name, &block)
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end
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else
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@error_cb.call unless @error_cb.nil?
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end
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case @stop_bot
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when :when_finished
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# in contact loop, in order to wait for conversation registration to happen
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# or the bot would stop before contact is done
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@bot.try_stop
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when :at_once
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# it won't wait for conversation to finish...
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@bot.stop
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end
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end
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end
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::CyborgHood::DSL::Task.class_eval do
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include BotnetTask
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end
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end
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end
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Also available in: Unified diff
[evol] Task-based client DSL §6 (added botnet 'ask' subtask)