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# -*- coding: utf-8 -*-
require "time"
module Aclog
module Receiver
class CollectorConnection < EM::Connection
def initialize(connections)
@connections = connections
@worker_number = nil
@pac = MessagePack::Unpacker.new
unless defined? @@queue
@@queue = EM::Queue.new
_cr = -> bl { bl.call; @@queue.pop &_cr }
EM.defer { @@queue.pop &_cr }
end
end
def send_account(account)
send_object(type: "account",
id: account.id,
oauth_token: account.oauth_token,
oauth_token_secret: account.oauth_token_secret,
user_id: account.user_id,
consumer_version: account.consumer_version)
Rails.logger.debug("Sent #{account.id}/#{account.user_id}")
end
def post_init
# なにもしない。クライアントが
end
def unbind
@connections.reject! {|k, v| v == self }
Rails.logger.info("Connection closed(#{@worker_number})")
end
def receive_data(data)
@pac.feed_each(data) do |msg|
unless msg.is_a?(Hash) && msg["type"]
Rails.logger.warn("Unknown data: #{msg}")
send_object(type: "fatal", message: "Unknown data")
close_connection_after_writing
return
end
if not @authorized and not msg["type"] == "init"
Rails.logger.warn("Not authorized client: #{msg}")
send_object(type: "fatal", message: "You aren't authorized")
close_connection_after_writing
return
end
case msg["type"]
when "init"
receive_init(msg)
when "unauthorized"
receive_unauthorized(msg)
when "user"
receive_user(msg)
when "tweet"
receive_tweet(msg)
when "favorite"
receive_favorite(msg)
when "unfavorite"
receive_unfavorite(msg)
when "retweet"
receive_retweet(msg)
when "delete"
receive_delete(msg)
when "spam"
receive_spam(msg)
when "quit"
Rails.logger.info("Quit(#{@worker_number}): #{msg["reason"]}")
send_data(type: "quit", message: "Bye")
close_connection_after_writing
else
Rails.logger.warn("Unknown message type(#{@worker_number}): #{msg["type"]}")
send_object(type: "error", message: "Unknown message type: #{msg["type"]}")
end
end
end
private
def send_object(data)
send_data(data.to_msgpack)
end
def receive_init(msg)
secret_key = msg["secret_key"]
worker_number = msg["worker_number"]
unless secret_key == Settings.collector.secret_key
Rails.logger.warn("Invalid secret_key(?:#{worker_number}): \"#{secret_key}\"")
send_object(type: "fatal", message: "Invalid secret_key")
close_connection_after_writing
return
end
if worker_number > Settings.collector.count
Rails.logger.warn("Invalid worker_number: #{worker_number}, secret_key: \"#{secret_key}\"")
send_object(type: "fatal", message: "Invalid worker_number")
close_connection_after_writing
return
end
if @connections[worker_number]
@connections[worker_number].close_connection
end
@connections[worker_number] = self
@worker_number = worker_number
@authorized = true
Rails.logger.info("Connected(#{@worker_number})")
send_object(type: "ok", message: "Connected")
Account.where("id % ? = ?", Settings.collector.count, @worker_number).each do |account|
send_account(account)
end
end
def receive_unauthorized(msg)
Rails.logger.warn("Unauthorized(#{@worker_number}): #{msg["user_id"]}")
# unregister
end
def receive_tweet(msg)
@@queue.push -> do
Rails.logger.debug("Received Tweet(#{@worker_number}): #{msg["id"]}")
Tweet.from_receiver(msg)
end
end
def receive_favorite(msg)
@@queue.push -> do
Rails.logger.debug("Receive Favorite(#{@worker_number}): #{msg["user_id"]} => #{msg["tweet_id"]}")
if f = Favorite.from_receiver(msg)
f.tweet.notify_favorite
end
end
end
def receive_unfavorite(msg)
@@queue.push -> do
Rails.logger.debug("Receive Unfavorite(#{@worker_number}): #{msg["user_id"]} => #{msg["tweet_id"]}")
Favorite.delete_from_receiver(msg)
end
end
def receive_retweet(msg)
@@queue.push -> do
Rails.logger.debug("Receive Retweet(#{@worker_number}): #{msg["user_id"]} => #{msg["tweet_id"]}")
Retweet.from_receiver(msg)
end
end
def receive_delete(msg)
@@queue.push -> do
Rails.logger.debug("Receive Delete(#{@worker_number}): #{msg["id"]}")
Tweet.delete_from_receiver(msg)
end
end
end
end
end
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