Revision 69a12fdb
Added by Marc Dequènes about 14 years ago
- ID 69a12fdbdbd27a5673fa8b848b4a03c2aa671004
| lib/cyborghood/cyborg/conversation.rb | ||
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module BotProtocol
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VERSION = "0.1"
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CAPABILITIES = []
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@@request_callback = proc{|result| process_request_result(result) }
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# TODO:
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# - check for request/reply couples (reply to wrong of non-existent request)
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| ... | ... | |
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end
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end
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def process_request_result(result)
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if result[:error]
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send_error_action(result[:reply_message], result[:error])
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else
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send_reply_result(result[:reply_message], result[:action_result])
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end
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end
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def receive_announce_helo(message)
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unless message.conv_thread.id == 0
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return send_quit_decline "bad negociation"
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| ... | ... | |
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@negociation_ok = true
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end
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def receive_request_capabilities(message)
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send_reply_result(message, @conversation.capabilities + CAPABILITIES)
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end
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def receive_request_call(message)
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unless @conversation.bot.interface.is_node? message.parameters[:node]
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return send_error_action(message, "bad node")
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end
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send_reply_ack(message)
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@conversation.bot.schedule_task(@@request_callback) do
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result = {
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:reply_message => message
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}
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begin
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result[:action_result] = @conversation.bot.interface.call(message.conv_thread.session,
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message.parameters[:node],
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message.parameters[:data])
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rescue
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result[:error] = $!
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end
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end
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end
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def receive_request_exists(message)
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unless @conversation.bot.interface.is_node? message.parameters[:node]
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return send_error_action(message, "bad node")
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end
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send_reply_ack(message)
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@conversation.bot.schedule_task(@@request_callback) do
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{
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:reply_message => message,
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:action_result => @conversation.bot.interface.has_node? message.parameters[:node]
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}
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end
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end
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def receive_request_describe(message)
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# TODO: implement when ready in the interface
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send_quit_decline(message, "not implemented")
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end
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def send_announce_helo(recv_message = nil)
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action_code = "ANNOUNCE HELO"
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message = (recv_message.nil? ? @conversation.thread('system').new_message(action_code) :
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| ... | ... | |
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recv_message.create_reply("ANNOUNCE OK").send
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end
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def send_request_capabilities
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@conversation.thread('system').new_message("REQUEST EXISTS", { :node => node }).send
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end
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def send_request_call(conv_thread, node)
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conv_thread.new_message("REQUEST CALL", { :node => node }).send
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end
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def send_request_exists(conv_thread, node)
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conv_thread.new_message("REQUEST EXISTS", { :node => node }).send
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end
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def send_request_describe(conv_thread, node)
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conv_thread.new_message("REQUEST DESCRIBE", { :node => node }).send
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end
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def send_error_protocol(error, fatal = false)
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@conversation.thread('system').new_message("ERROR PROTOCOL", { :error => error }).send
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@conversation.set_error_status(fatal)
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end
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def send_error_action(recv_message, message)
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recv_message.create_reply("ERROR ACTION", { :error => message }).send
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def send_error_action(recv_message, error)
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recv_message.create_reply("ERROR ACTION", { :error => error }).send
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end
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def send_reply_ack(recv_message)
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| ... | ... | |
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@protocol = BotProtocol.new(self)
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end
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def clear_receive_info
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@receive_error = false
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@receive_fatal_error = false
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end
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def send_line(msg)
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send_data "#{msg}\n"
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logger.debug "Sent data [#{identifier}]: #{msg}"
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def capabilities
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[]
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end
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def post_init
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| ... | ... | |
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check_errors
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end
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def check_errors
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@error_count += 1 if @receive_error
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msg_quit = nil
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if @error_count >= MAXIMUM_ERROR_COUNT
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msg_quit = "too much errors, terminating"
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elsif @fatal_error
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msg_quit = "previous fatal error"
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end
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unless msg_quit.nil?
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send_quit_decline msg_quit
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close_connection_after_writing
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end
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end
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def receive_message(message)
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logger.debug "Received message '#{action}' [#{identifier}]"
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| ... | ... | |
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protected
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def clear_receive_info
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@receive_error = false
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@receive_fatal_error = false
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end
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def send_line(msg)
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logger.debug "Sending data [#{identifier}]: #{msg}"
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send_data "#{msg}\n"
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end
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def check_errors
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@error_count += 1 if @receive_error
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msg_quit = nil
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if @error_count >= MAXIMUM_ERROR_COUNT
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msg_quit = "too much errors, terminating"
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elsif @fatal_error
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msg_quit = "previous fatal error"
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end
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unless msg_quit.nil?
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send_quit_decline msg_quit
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close_connection_after_writing
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end
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end
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def new_thread(name, id = nil)
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id ||= @next_thread_id
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th = ConversationThread.new(self, id, name)
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| ... | ... | |
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def identifier
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"unix_socket/#{@signature}"
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end
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def capabilities
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super + []
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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] conversation/bot protocol rework §6 (refs #30)