#! /usr/bin/env ruby
-## -*-Ruby-*- $RCSfile$ $Revision$ $Name$
+## $Id$
-## Copyright (C) 2004 nanami@2ch
+## Copyright (C) 2004 NABEYA Kenichi (aka nanami@2ch)
+## Copyright (C) 2007-2008 Daigo Moriwaki (daigo at debian dot org)
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-DEFAULT_TIMEOUT = 10 # for single socket operation
-Total_Time = 1500
+require 'kconv'
+require 'getoptlong'
+require 'thread'
+require 'timeout'
+require 'socket'
+require 'yaml'
+require 'yaml/store'
+require 'digest/md5'
+require 'webrick'
+require 'fileutils'
+
+def gets_safe(socket, timeout=nil)
+ if r = select([socket], nil, nil, timeout)
+ return r[0].first.gets
+ else
+ return :timeout
+ end
+rescue Exception => ex
+ log_error("#{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}")
+ return :exception
+end
+
+module ShogiServer # for a namespace
+
+Max_Identifier_Length = 32
+Default_Timeout = 60 # for single socket operation
+
+Default_Game_Name = "default-1500-0"
+
+One_Time = 10
Least_Time_Per_Move = 1
-Watchdog_Time = 30 # time for ping
Login_Time = 300 # time for LOGIN
Release = "$Name$".split[1].sub(/\A[^\d]*/, '').gsub(/_/, '.')
Release.concat("-") if (Release == "")
Revision = "$Revision$".gsub(/[^\.\d]/, '')
-STDOUT.sync = true
-STDERR.sync = true
+class League
-require 'getoptlong'
-require 'thread'
-require 'timeout'
-require 'socket'
-require 'ping'
+ class Floodgate
+ class << self
+ def game_name?(str)
+ return /^floodgate-\d+-\d+$/.match(str) ? true : false
+ end
+ end
-TCPSocket.do_not_reverse_lookup = true
+ def initialize(league)
+ @league = league
+ @next_time = nil
+ charge
+ end
-class TCPSocket
- def gets_timeout(t = DEFAULT_TIMEOUT)
- begin
- timeout(t) do
- return self.gets
+ def run
+ @thread = Thread.new do
+ Thread.pass
+ while (true)
+ begin
+ sleep(10)
+ next if Time.now < @next_time
+ @league.reload
+ match_game
+ charge
+ rescue Exception => ex
+ # ignore errors
+ log_error("[in Floodgate's thread] #{ex}")
+ end
+ end
end
- rescue TimeoutError
- return nil
- rescue
- return nil
end
+
+ def shutdown
+ @thread.kill if @thread
+ end
+
+ # private
+
+ def charge
+ now = Time.now
+ if now.min < 30
+ @next_time = Time.mktime(now.year, now.month, now.day, now.hour, 30)
+ else
+ @next_time = Time.mktime(now.year, now.month, now.day, now.hour) + 3600
+ end
+ # for test
+ # if now.sec < 30
+ # @next_time = Time.mktime(now.year, now.month, now.day, now.hour, now.min, 30)
+ # else
+ # @next_time = Time.mktime(now.year, now.month, now.day, now.hour, now.min) + 60
+ # end
+ end
+
+ def match_game
+ players = @league.find_all_players do |pl|
+ pl.status == "game_waiting" &&
+ Floodgate.game_name?(pl.game_name) &&
+ pl.sente == nil
+ end
+ log_warning("DEBUG: %s" % [File.join(File.dirname(__FILE__), "pairing.rb")])
+ load File.join(File.dirname(__FILE__), "pairing.rb")
+ Pairing.default_pairing.match(players)
+ end
+ end # class Floodgate
+
+ def initialize
+ @mutex = Mutex.new # guard @players
+ @games = Hash::new
+ @players = Hash::new
+ @event = nil
+ @dir = File.dirname(__FILE__)
+ @floodgate = Floodgate.new(self)
+ @floodgate.run
end
- def gets_safe(t = nil)
- if (t && t > 0)
- begin
- timeout(t) do
- return self.gets
+ attr_accessor :players, :games, :event, :dir
+
+ def shutdown
+ @mutex.synchronize do
+ @players.each {|a| save(a)}
+ end
+ @floodgate.shutdown
+ end
+
+ # this should be called just after instanciating a League object.
+ def setup_players_database
+ @db = YAML::Store.new(File.join(@dir, "players.yaml"))
+ end
+
+ def add(player)
+ self.load(player) if player.player_id
+ @mutex.synchronize do
+ @players[player.name] = player
+ end
+ end
+
+ def delete(player)
+ @mutex.synchronize do
+ save(player)
+ @players.delete(player.name)
+ end
+ end
+
+ def reload
+ @mutex.synchronize do
+ @players.each {|player| load(player)}
+ end
+ end
+
+ def find_all_players
+ found = nil
+ @mutex.synchronize do
+ found = @players.find_all do |name, player|
+ yield player
+ end
+ end
+ return found.map {|a| a.last}
+ end
+
+ def find(player_name)
+ found = nil
+ @mutex.synchronize do
+ found = @players[player_name]
+ end
+ return found
+ end
+
+ def get_player(status, game_name, sente, searcher)
+ found = nil
+ @mutex.synchronize do
+ found = @players.find do |name, player|
+ (player.status == status) &&
+ (player.game_name == game_name) &&
+ ( (sente == nil) ||
+ (player.sente == nil) ||
+ (player.sente == sente) ) &&
+ (player.name != searcher.name)
+ end
+ end
+ return found ? found.last : nil
+ end
+
+ def load(player)
+ hash = search(player.player_id)
+ return unless hash
+
+ # a current user
+ player.name = hash['name']
+ player.rate = hash['rate'] || 0
+ player.modified_at = hash['last_modified']
+ player.rating_group = hash['rating_group']
+ player.win = hash['win'] || 0
+ player.loss = hash['loss'] || 0
+ player.last_game_win = hash['last_game_win'] || false
+ end
+
+ def save(player)
+ @db.transaction do
+ break unless @db["players"]
+ @db["players"].each do |group, players|
+ hash = players[player.player_id]
+ if hash
+ hash['last_game_win'] = player.last_game_win
+ break
end
- rescue TimeoutError
- return :timeout
- rescue
- return nil
end
- else
- begin
- return self.gets
- rescue
- return nil
+ end
+ end
+
+ def search(player_id)
+ hash = nil
+ @db.transaction(true) do
+ break unless @db["players"]
+ @db["players"].each do |group, players|
+ hash = players[player_id]
+ break if hash
end
end
+ hash
end
- def write_safe(str)
- begin
- return self.write(str)
- rescue
- return nil
+
+ def rated_players
+ players = []
+ @db.transaction(true) do
+ break unless @db["players"]
+ @db["players"].each do |group, players_hash|
+ players << players_hash.keys
+ end
+ end
+ return players.flatten.collect do |player_id|
+ p = BasicPlayer.new
+ p.player_id = player_id
+ self.load(p)
+ p
end
end
end
-class League
- def initialize
- @games = Hash::new
- @players = Hash::new
+######################################################
+# Processes the LOGIN command.
+#
+class Login
+ def Login.good_login?(str)
+ tokens = str.split
+ if (((tokens.length == 3) ||
+ ((tokens.length == 4) && tokens[3] == "x1")) &&
+ (tokens[0] == "LOGIN") &&
+ (good_identifier?(tokens[1])))
+ return true
+ else
+ return false
+ end
end
- attr_accessor :players, :games
- def add(player)
- @players[player.name] = player
- end
- def delete(player)
- @players.delete(player.name)
+ def Login.good_game_name?(str)
+ if ((str =~ /^(.+)-\d+-\d+$/) && (good_identifier?($1)))
+ return true
+ else
+ return false
+ end
end
- def duplicated?(player)
- if (@players[player.name])
+
+ def Login.good_identifier?(str)
+ if str =~ /\A[\w\d_@\-\.]{1,#{Max_Identifier_Length}}\z/
return true
else
return false
end
end
- def get_player(status, game_name, sente, searcher=nil)
- @players.each do |name, player|
- if ((player.status == status) &&
- (player.game_name == game_name) &&
- ((player.sente == nil) || (player.sente == sente)) &&
- ((searcher == nil) || (player != searcher)))
- return player
- end
+
+ def Login.factory(str, player)
+ (login, player.name, password, ext) = str.chomp.split
+ if ext
+ return Loginx1.new(player, password)
+ else
+ return LoginCSA.new(player, password)
+ end
+ end
+
+ attr_reader :player
+
+ # the first command that will be executed just after LOGIN.
+ # If it is nil, the default process will be started.
+ attr_reader :csa_1st_str
+
+ def initialize(player, password)
+ @player = player
+ @csa_1st_str = nil
+ parse_password(password)
+ end
+
+ def process
+ @player.write_safe(sprintf("LOGIN:%s OK\n", @player.name))
+ log_message(sprintf("user %s run in %s mode", @player.name, @player.protocol))
+ end
+
+ def incorrect_duplicated_player(str)
+ @player.write_safe("LOGIN:incorrect\n")
+ @player.write_safe(sprintf("username %s is already connected\n", @player.name)) if (str.split.length >= 4)
+ sleep 3 # wait for sending the above messages.
+ @player.name = "%s [duplicated]" % [@player.name]
+ @player.finish
+ end
+end
+
+######################################################
+# Processes LOGIN for the CSA standard mode.
+#
+class LoginCSA < Login
+ PROTOCOL = "CSA"
+
+ def initialize(player, password)
+ @gamename = nil
+ super
+ @player.protocol = PROTOCOL
+ end
+
+ def parse_password(password)
+ if Login.good_game_name?(password)
+ @gamename = password
+ @player.set_password(nil)
+ elsif password.split(",").size > 1
+ @gamename, *trip = password.split(",")
+ @player.set_password(trip.join(","))
+ else
+ @player.set_password(password)
+ @gamename = Default_Game_Name
end
- return nil
+ @gamename = self.class.good_game_name?(@gamename) ? @gamename : Default_Game_Name
+ end
+
+ def process
+ super
+ @csa_1st_str = "%%GAME #{@gamename} *"
+ end
+end
+
+######################################################
+# Processes LOGIN for the extented mode.
+#
+class Loginx1 < Login
+ PROTOCOL = "x1"
+
+ def initialize(player, password)
+ super
+ @player.protocol = PROTOCOL
+ end
+
+ def parse_password(password)
+ @player.set_password(password)
+ end
+
+ def process
+ super
+ @player.write_safe(sprintf("##[LOGIN] +OK %s\n", PROTOCOL))
end
end
-class Player
- def initialize(str, socket)
+
+class BasicPlayer
+ def initialize
+ @player_id = nil
@name = nil
@password = nil
+ @last_game_win = false
+ end
+
+ # Idetifier of the player in the rating system
+ attr_accessor :player_id
+
+ # Name of the player
+ attr_accessor :name
+
+ # Password of the player, which does not include a trip
+ attr_accessor :password
+
+ # Score in the rating sysem
+ attr_accessor :rate
+
+ # Number of games for win and loss in the rating system
+ attr_accessor :win, :loss
+
+ # Group in the rating system
+ attr_accessor :rating_group
+
+ # Last timestamp when the rate was modified
+ attr_accessor :modified_at
+
+ # Whether win the previous game or not
+ attr_accessor :last_game_win
+
+ def modified_at
+ @modified_at || Time.now
+ end
+
+ def rate=(new_rate)
+ if @rate != new_rate
+ @rate = new_rate
+ @modified_at = Time.now
+ end
+ end
+
+ def rated?
+ @player_id != nil
+ end
+
+ def last_game_win?
+ return @last_game_win
+ end
+
+ def simple_player_id
+ if @trip
+ simple_name = @name.gsub(/@.*?$/, '')
+ "%s+%s" % [simple_name, @trip[0..8]]
+ else
+ @name
+ end
+ end
+
+ ##
+ # Parses str in the LOGIN command, sets up @player_id and @trip
+ #
+ def set_password(str)
+ if str && !str.empty?
+ @password = str.strip
+ @player_id = "%s+%s" % [@name, Digest::MD5.hexdigest(@password)]
+ else
+ @player_id = @password = nil
+ end
+ end
+end
+
+
+class Player < BasicPlayer
+ def initialize(str, socket, eol=nil)
+ super()
@socket = socket
- @status = "connected" # game_waiting -> agree_waiting -> start_waiting -> game -> finished
+ @status = "connected" # game_waiting -> agree_waiting -> start_waiting -> game -> finished
@protocol = nil # CSA or x1
- @eol = "\m" # favorite eol code
+ @eol = eol || "\m" # favorite eol code
@game = nil
@game_name = ""
- @mytime = Total_Time # set in start method also
+ @mytime = 0 # set in start method also
@sente = nil
- @watchdog_thread = nil
-
- login(str)
+ @socket_buffer = []
+ @main_thread = Thread::current
+ @mutex_write_guard = Mutex.new
end
- attr_accessor :name, :password, :socket, :status
- attr_accessor :protocol, :eol, :game, :mytime, :watchdog_thread, :game_name, :sente
+ attr_accessor :socket, :status
+ attr_accessor :protocol, :eol, :game, :mytime, :game_name, :sente
+ attr_accessor :main_thread
+ attr_reader :socket_buffer
+
+ def kill
+ log_message(sprintf("user %s killed", @name))
+ if (@game)
+ @game.kill(self)
+ end
+ finish
+ Thread::kill(@main_thread) if @main_thread
+ end
def finish
if (@status != "finished")
@status = "finished"
log_message(sprintf("user %s finish", @name))
- Thread::kill(@watchdog_thread) if @watchdog_thread
- @socket.close if (! @socket.closed?)
+ begin
+# @socket.close if (! @socket.closed?)
+ rescue
+ log_message(sprintf("user %s finish failed", @name))
+ end
end
end
- def watchdog(time)
- while true
+ def write_safe(str)
+ @mutex_write_guard.synchronize do
begin
- Ping.pingecho(@socket.addr[3])
- rescue
+ if @socket.closed?
+ log_warning("%s's socket has been closed." % [@name])
+ return
+ end
+ if r = select(nil, [@socket], nil, 20)
+ r[1].first.write(str)
+ else
+ log_error("Sending a message to #{@name} timed up.")
+ end
+ rescue Exception => ex
+ log_error("Failed to send a message to #{@name}. #{ex.class}: #{ex.message}\t#{ex.backtrace[0]}")
end
- sleep(time)
end
end
def to_s
- if ((status == "game_waiting") ||
- (status == "agree_waiting") ||
- (status == "game"))
+ if ["game_waiting", "start_waiting", "agree_waiting", "game"].include?(status)
if (@sente)
return sprintf("%s %s %s %s +", @name, @protocol, @status, @game_name)
elsif (@sente == false)
return sprintf("%s %s %s %s -", @name, @protocol, @status, @game_name)
elsif (@sente == nil)
- return sprintf("%s %s %s %s +-", @name, @protocol, @status, @game_name)
+ return sprintf("%s %s %s %s *", @name, @protocol, @status, @game_name)
end
else
return sprintf("%s %s %s", @name, @protocol, @status)
end
end
- def write_help
- @socket.write_safe('##[HELP] available commands "%%WHO", "%%CHAT str", "%%GAME game_name +", "%%GAME game_name -"')
- end
-
- def write_safe(str)
- @socket.write_safe(str.gsub(/[\r\n]+/, @eol))
- end
-
- def login(str)
- str =~ /([\r\n]*)$/
- @eol = $1
- str.chomp!
- (login, @name, @password, ext) = str.split
- if (ext)
- @protocol = "x1"
- else
- @protocol = "CSA"
- end
- @watchdog_thread = Thread::start do
- watchdog(Watchdog_Time)
- end
- end
-
- def run
- write_safe(sprintf("LOGIN:%s OK\n", @name))
- if (@protocol != "CSA")
- log_message(sprintf("user %s run in %s mode", @name, @protocol))
- write_safe(sprintf("##[LOGIN] +OK %s\n", @protocol))
- else
- log_message(sprintf("user %s run in CSA mode", @name))
- csa_1st_str = "%%GAME default +-"
- end
-
- while (csa_1st_str || (str = @socket.gets_safe(@mytime)))
+ def run(csa_1st_str=nil)
+ while ( csa_1st_str ||
+ str = gets_safe(@socket, (@socket_buffer.empty? ? Default_Timeout : 1)) )
+ $mutex.lock
begin
- $mutex.lock
+ if (@game && @game.turn?(self))
+ @socket_buffer << str
+ str = @socket_buffer.shift
+ end
+ log_message("%s (%s)" % [str, @socket_buffer.map {|a| String === a ? a.strip : a }.join(",")]) if $DEBUG
+
if (csa_1st_str)
str = csa_1st_str
csa_1st_str = nil
end
+
if (@status == "finished")
return
end
- str.chomp! if (str.class == String)
- case str
- when /^[\+\-%][^%]/, :timeout
+ str.chomp! if (str.class == String) # may be strip! ?
+ case str
+ when ""
+ # Application-level protocol for Keep-Alive
+ # If the server gets LF, it sends back LF.
+ # 30 sec rule (client may not send LF again within 30 sec) is not implemented yet.
+ write_safe("\n")
+ when /^[\+\-][^%]/
+ if (@status == "game")
+ array_str = str.split(",")
+ move = array_str.shift
+ additional = array_str.shift
+ if /^'(.*)/ =~ additional
+ comment = array_str.unshift("'*#{$1.toeuc}")
+ end
+ s = @game.handle_one_move(move, self)
+ @game.fh.print("#{Kconv.toeuc(comment.first)}\n") if (comment && comment.first && !s)
+ return if (s && @protocol == LoginCSA::PROTOCOL)
+ end
+ when /^%[^%]/, :timeout
if (@status == "game")
s = @game.handle_one_move(str, self)
- return if (s && @protocol == "CSA")
+ return if (s && @protocol == LoginCSA::PROTOCOL)
+ # else
+ # begin
+ # @socket.write("##[KEEPALIVE] #{Time.now}\n")
+ # rescue Exception => ex
+ # log_error("Failed to send a keepalive to #{@name}.")
+ # log_error("#{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}")
+ # return
+ # end
+ end
+ when :exception
+ log_error("Failed to receive a message from #{@name}.")
+ return
+ when /^REJECT/
+ if (@status == "agree_waiting")
+ @game.reject(@name)
+ return if (@protocol == LoginCSA::PROTOCOL)
else
- next
+ write_safe(sprintf("##[ERROR] you are in %s status. AGREE is valid in agree_waiting status\n", @status))
end
when /^AGREE/
if (@status == "agree_waiting")
@game.gote.status = "game"
end
else
- write_safe("##[ERROR] you are in %s status. AGREE is valid in agree_waiting status\n", @status)
- next
+ write_safe(sprintf("##[ERROR] you are in %s status. AGREE is valid in agree_waiting status\n", @status))
+ end
+ when /^%%SHOW\s+(\S+)/
+ game_id = $1
+ if (LEAGUE.games[game_id])
+ write_safe(LEAGUE.games[game_id].show.gsub(/^/, '##[SHOW] '))
+ end
+ write_safe("##[SHOW] +OK\n")
+ when /^%%MONITORON\s+(\S+)/
+ game_id = $1
+ if (LEAGUE.games[game_id])
+ LEAGUE.games[game_id].monitoron(self)
+ write_safe(LEAGUE.games[game_id].show.gsub(/^/, "##[MONITOR][#{game_id}] "))
+ write_safe("##[MONITOR][#{game_id}] +OK\n")
+ end
+ when /^%%MONITOROFF\s+(\S+)/
+ game_id = $1
+ if (LEAGUE.games[game_id])
+ LEAGUE.games[game_id].monitoroff(self)
end
when /^%%HELP/
- write_help
- when /^%%GAME\s+(\S+)\s+([\+\-]+)/
+ write_safe(
+ %!##[HELP] available commands "%%WHO", "%%CHAT str", "%%GAME game_name +", "%%GAME game_name -"\n!)
+ when /^%%RATING/
+ players = LEAGUE.rated_players
+ players.sort {|a,b| b.rate <=> a.rate}.each do |p|
+ write_safe("##[RATING] %s \t %4d @%s\n" %
+ [p.simple_player_id, p.rate, p.modified_at.strftime("%Y-%m-%d")])
+ end
+ write_safe("##[RATING] +OK\n")
+ when /^%%VERSION/
+ write_safe "##[VERSION] Shogi Server revision #{Revision}\n"
+ write_safe("##[VERSION] +OK\n")
+ when /^%%GAME\s*$/
if ((@status == "connected") || (@status == "game_waiting"))
- @status = "game_waiting"
+ @status = "connected"
+ @game_name = ""
else
write_safe(sprintf("##[ERROR] you are in %s status. GAME is valid in connected or game_waiting status\n", @status))
- next
end
- @status = "game_waiting"
- @game_name = $1
- sente_str = $2
- if (sente_str == "+")
- @sente = true
- rival_sente = false
- elsif (sente_str == "-")
- @sente = false
- rival_sente = true
+ when /^%%(GAME|CHALLENGE)\s+(\S+)\s+([\+\-\*])\s*$/
+ command_name = $1
+ game_name = $2
+ my_sente_str = $3
+ if (! Login::good_game_name?(game_name))
+ write_safe(sprintf("##[ERROR] bad game name\n"))
+ next
+ elsif ((@status == "connected") || (@status == "game_waiting"))
+ ## continue
else
+ write_safe(sprintf("##[ERROR] you are in %s status. GAME is valid in connected or game_waiting status\n", @status))
+ next
+ end
+
+ rival = nil
+ if (League::Floodgate.game_name?(game_name))
+ if (my_sente_str != "*")
+ write_safe(sprintf("##[ERROR] You are not allowed to specify TEBAN %s for the game %s\n", my_sente_str, game_name))
+ next
+ end
@sente = nil
- rival_sente = nil
+ else
+ if (my_sente_str == "*")
+ rival = LEAGUE.get_player("game_waiting", game_name, nil, self) # no preference
+ elsif (my_sente_str == "+")
+ rival = LEAGUE.get_player("game_waiting", game_name, false, self) # rival must be gote
+ elsif (my_sente_str == "-")
+ rival = LEAGUE.get_player("game_waiting", game_name, true, self) # rival must be sente
+ else
+ ## never reached
+ write_safe(sprintf("##[ERROR] bad game option\n"))
+ next
+ end
end
- rival = LEAGUE.get_player("game_waiting", @game_name, rival_sente, self)
- rival = LEAGUE.get_player("game_waiting", @game_name, nil, self) if (! rival)
+
if (rival)
- if (@sente == nil)
+ @game_name = game_name
+ if ((my_sente_str == "*") && (rival.sente == nil))
if (rand(2) == 0)
@sente = true
- rival_sente = false
+ rival.sente = false
else
@sente = false
- rival_sente = true
+ rival.sente = true
end
- elsif (rival_sente == nil)
- if (@sente)
- rival_sente = false
+ elsif (rival.sente == true) # rival has higher priority
+ @sente = false
+ elsif (rival.sente == false)
+ @sente = true
+ elsif (my_sente_str == "+")
+ @sente = true
+ rival.sente = false
+ elsif (my_sente_str == "-")
+ @sente = false
+ rival.sente = true
+ else
+ ## never reached
+ end
+ Game::new(@game_name, self, rival)
+ else # rival not found
+ if (command_name == "GAME")
+ @status = "game_waiting"
+ @game_name = game_name
+ if (my_sente_str == "+")
+ @sente = true
+ elsif (my_sente_str == "-")
+ @sente = false
else
- rival_sente = true
+ @sente = nil
end
+ else # challenge
+ write_safe(sprintf("##[ERROR] can't find rival for %s\n", game_name))
+ @status = "connected"
+ @game_name = ""
+ @sente = nil
end
- rival.sente = rival_sente
- Game::new(@game_name, self, rival)
- self.status = "agree_waiting"
- rival.status = "agree_waiting"
end
when /^%%CHAT\s+(.+)/
message = $1
LEAGUE.players.each do |name, player|
- if (player.protocol != "CSA")
- s = player.write_safe(sprintf("##[CHAT][%s] %s\n", @name, message))
- player.status = "zombie" if (! s)
+ if (player.protocol != LoginCSA::PROTOCOL)
+ player.write_safe(sprintf("##[CHAT][%s] %s\n", @name, message))
end
end
when /^%%LIST/
end
buf.push("##[LIST] +OK\n")
write_safe(buf.join)
- when /^%%SHOW\s+(\S+)/
- id = $1
- if (LEAGUE.games[id])
- write_safe(LEAGUE.games[id].board.to_s.gsub(/^/, '##[SHOW] '))
- end
- write_safe("##[SHOW] +OK\n")
when /^%%WHO/
buf = Array::new
LEAGUE.players.each do |name, player|
buf.push("##[WHO] +OK\n")
write_safe(buf.join)
when /^LOGOUT/
+ @status = "connected"
write_safe("LOGOUT:completed\n")
return
+ when /^CHALLENGE/
+ # This command is only available for CSA's official testing server.
+ # So, this means nothing for this program.
+ write_safe("CHALLENGE ACCEPTED\n")
+ when /^\s*$/
+ ## ignore null string
else
- write_safe(sprintf("##[ERROR] unknown command %s\n", str))
+ msg = "##[ERROR] unknown command %s\n" % [str]
+ write_safe(msg)
+ log_error(msg)
+ end
+ ensure
+ $mutex.unlock
+ end
+ end # enf of while
+ end # def run
+end # class
+
+class Piece
+ PROMOTE = {"FU" => "TO", "KY" => "NY", "KE" => "NK",
+ "GI" => "NG", "KA" => "UM", "HI" => "RY"}
+ def initialize(board, x, y, sente, promoted=false)
+ @board = board
+ @x = x
+ @y = y
+ @sente = sente
+ @promoted = promoted
+
+ if ((x == 0) || (y == 0))
+ if (sente)
+ hands = board.sente_hands
+ else
+ hands = board.gote_hands
+ end
+ hands.push(self)
+ hands.sort! {|a, b|
+ a.name <=> b.name
+ }
+ else
+ @board.array[x][y] = self
+ end
+ end
+ attr_accessor :promoted, :sente, :x, :y, :board
+
+ def room_of_head?(x, y, name)
+ true
+ end
+
+ def movable_grids
+ return adjacent_movable_grids + far_movable_grids
+ end
+
+ def far_movable_grids
+ return []
+ end
+
+ def jump_to?(x, y)
+ if ((1 <= x) && (x <= 9) && (1 <= y) && (y <= 9))
+ if ((@board.array[x][y] == nil) || # dst is empty
+ (@board.array[x][y].sente != @sente)) # dst is enemy
+ return true
+ end
+ end
+ return false
+ end
+
+ def put_to?(x, y)
+ if ((1 <= x) && (x <= 9) && (1 <= y) && (y <= 9))
+ if (@board.array[x][y] == nil) # dst is empty?
+ return true
+ end
+ end
+ return false
+ end
+
+ def adjacent_movable_grids
+ grids = Array::new
+ if (@promoted)
+ moves = @promoted_moves
+ else
+ moves = @normal_moves
+ end
+ moves.each do |(dx, dy)|
+ if (@sente)
+ cand_y = @y - dy
+ else
+ cand_y = @y + dy
+ end
+ cand_x = @x + dx
+ if (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ end
+ end
+ return grids
+ end
+
+ def move_to?(x, y, name)
+ return false if (! room_of_head?(x, y, name))
+ return false if ((name != @name) && (name != @promoted_name))
+ return false if (@promoted && (name != @promoted_name)) # can't un-promote
+
+ if (! @promoted)
+ return false if (((@x == 0) || (@y == 0)) && (name != @name)) # can't put promoted piece
+ if (@sente)
+ return false if ((4 <= @y) && (4 <= y) && (name != @name)) # can't promote
+ else
+ return false if ((6 >= @y) && (6 >= y) && (name != @name))
+ end
+ end
+
+ if ((@x == 0) || (@y == 0))
+ return jump_to?(x, y)
+ else
+ return movable_grids.include?([x, y])
+ end
+ end
+
+ def move_to(x, y)
+ if ((@x == 0) || (@y == 0))
+ if (@sente)
+ @board.sente_hands.delete(self)
+ else
+ @board.gote_hands.delete(self)
+ end
+ @board.array[x][y] = self
+ elsif ((x == 0) || (y == 0))
+ @promoted = false # clear promoted flag before moving to hands
+ if (@sente)
+ @board.sente_hands.push(self)
+ else
+ @board.gote_hands.push(self)
+ end
+ @board.array[@x][@y] = nil
+ else
+ @board.array[@x][@y] = nil
+ @board.array[x][y] = self
+ end
+ @x = x
+ @y = y
+ end
+
+ def point
+ @point
+ end
+
+ def name
+ @name
+ end
+
+ def promoted_name
+ @promoted_name
+ end
+
+ def to_s
+ if (@sente)
+ sg = "+"
+ else
+ sg = "-"
+ end
+ if (@promoted)
+ n = @promoted_name
+ else
+ n = @name
+ end
+ return sg + n
+ end
+end
+
+class PieceFU < Piece
+ def initialize(*arg)
+ @point = 1
+ @normal_moves = [[0, +1]]
+ @promoted_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1]]
+ @name = "FU"
+ @promoted_name = "TO"
+ super
+ end
+ def room_of_head?(x, y, name)
+ if (name == "FU")
+ if (@sente)
+ return false if (y == 1)
+ else
+ return false if (y == 9)
+ end
+ ## 2fu check
+ c = 0
+ iy = 1
+ while (iy <= 9)
+ if ((iy != @y) && # not source position
+ @board.array[x][iy] &&
+ (@board.array[x][iy].sente == @sente) && # mine
+ (@board.array[x][iy].name == "FU") &&
+ (@board.array[x][iy].promoted == false))
+ return false
+ end
+ iy = iy + 1
+ end
+ end
+ return true
+ end
+end
+
+class PieceKY < Piece
+ def initialize(*arg)
+ @point = 1
+ @normal_moves = []
+ @promoted_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1]]
+ @name = "KY"
+ @promoted_name = "NY"
+ super
+ end
+ def room_of_head?(x, y, name)
+ if (name == "KY")
+ if (@sente)
+ return false if (y == 1)
+ else
+ return false if (y == 9)
+ end
+ end
+ return true
+ end
+ def far_movable_grids
+ grids = Array::new
+ if (@promoted)
+ return []
+ else
+ if (@sente) # up
+ cand_x = @x
+ cand_y = @y - 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_y = cand_y - 1
+ end
+ else # down
+ cand_x = @x
+ cand_y = @y + 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_y = cand_y + 1
+ end
+ end
+ return grids
+ end
+ end
+end
+class PieceKE < Piece
+ def initialize(*arg)
+ @point = 1
+ @normal_moves = [[+1, +2], [-1, +2]]
+ @promoted_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1]]
+ @name = "KE"
+ @promoted_name = "NK"
+ super
+ end
+ def room_of_head?(x, y, name)
+ if (name == "KE")
+ if (@sente)
+ return false if ((y == 1) || (y == 2))
+ else
+ return false if ((y == 9) || (y == 8))
+ end
+ end
+ return true
+ end
+end
+class PieceGI < Piece
+ def initialize(*arg)
+ @point = 1
+ @normal_moves = [[0, +1], [+1, +1], [-1, +1], [+1, -1], [-1, -1]]
+ @promoted_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1]]
+ @name = "GI"
+ @promoted_name = "NG"
+ super
+ end
+end
+class PieceKI < Piece
+ def initialize(*arg)
+ @point = 1
+ @normal_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1]]
+ @promoted_moves = []
+ @name = "KI"
+ @promoted_name = nil
+ super
+ end
+end
+class PieceKA < Piece
+ def initialize(*arg)
+ @point = 5
+ @normal_moves = []
+ @promoted_moves = [[0, +1], [+1, 0], [-1, 0], [0, -1]]
+ @name = "KA"
+ @promoted_name = "UM"
+ super
+ end
+ def far_movable_grids
+ grids = Array::new
+ ## up right
+ cand_x = @x - 1
+ cand_y = @y - 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x - 1
+ cand_y = cand_y - 1
+ end
+ ## down right
+ cand_x = @x - 1
+ cand_y = @y + 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x - 1
+ cand_y = cand_y + 1
+ end
+ ## up left
+ cand_x = @x + 1
+ cand_y = @y - 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x + 1
+ cand_y = cand_y - 1
+ end
+ ## down left
+ cand_x = @x + 1
+ cand_y = @y + 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x + 1
+ cand_y = cand_y + 1
+ end
+ return grids
+ end
+end
+class PieceHI < Piece
+ def initialize(*arg)
+ @point = 5
+ @normal_moves = []
+ @promoted_moves = [[+1, +1], [-1, +1], [+1, -1], [-1, -1]]
+ @name = "HI"
+ @promoted_name = "RY"
+ super
+ end
+ def far_movable_grids
+ grids = Array::new
+ ## up
+ cand_x = @x
+ cand_y = @y - 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_y = cand_y - 1
+ end
+ ## down
+ cand_x = @x
+ cand_y = @y + 1
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_y = cand_y + 1
+ end
+ ## right
+ cand_x = @x - 1
+ cand_y = @y
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x - 1
+ end
+ ## down
+ cand_x = @x + 1
+ cand_y = @y
+ while (jump_to?(cand_x, cand_y))
+ grids.push([cand_x, cand_y])
+ break if (! put_to?(cand_x, cand_y))
+ cand_x = cand_x + 1
+ end
+ return grids
+ end
+end
+class PieceOU < Piece
+ def initialize(*arg)
+ @point = 0
+ @normal_moves = [[0, +1], [+1, +1], [-1, +1], [+1, +0], [-1, +0], [0, -1], [+1, -1], [-1, -1]]
+ @promoted_moves = []
+ @name = "OU"
+ @promoted_name = nil
+ super
+ end
+end
+
+class Board
+ def initialize
+ @sente_hands = Array::new
+ @gote_hands = Array::new
+ @history = Hash::new(0)
+ @sente_history = Hash::new(0)
+ @gote_history = Hash::new(0)
+ @array = [[], [], [], [], [], [], [], [], [], []]
+ @move_count = 0
+ @teban = nil # black => true, white => false
+ end
+ attr_accessor :array, :sente_hands, :gote_hands, :history, :sente_history, :gote_history
+ attr_reader :move_count
+
+ def initial
+ PieceKY::new(self, 1, 1, false)
+ PieceKE::new(self, 2, 1, false)
+ PieceGI::new(self, 3, 1, false)
+ PieceKI::new(self, 4, 1, false)
+ PieceOU::new(self, 5, 1, false)
+ PieceKI::new(self, 6, 1, false)
+ PieceGI::new(self, 7, 1, false)
+ PieceKE::new(self, 8, 1, false)
+ PieceKY::new(self, 9, 1, false)
+ PieceKA::new(self, 2, 2, false)
+ PieceHI::new(self, 8, 2, false)
+ (1..9).each do |i|
+ PieceFU::new(self, i, 3, false)
+ end
+
+ PieceKY::new(self, 1, 9, true)
+ PieceKE::new(self, 2, 9, true)
+ PieceGI::new(self, 3, 9, true)
+ PieceKI::new(self, 4, 9, true)
+ PieceOU::new(self, 5, 9, true)
+ PieceKI::new(self, 6, 9, true)
+ PieceGI::new(self, 7, 9, true)
+ PieceKE::new(self, 8, 9, true)
+ PieceKY::new(self, 9, 9, true)
+ PieceKA::new(self, 8, 8, true)
+ PieceHI::new(self, 2, 8, true)
+ (1..9).each do |i|
+ PieceFU::new(self, i, 7, true)
+ end
+ @teban = true
+ end
+
+ def have_piece?(hands, name)
+ piece = hands.find { |i|
+ i.name == name
+ }
+ return piece
+ end
+
+ def move_to(x0, y0, x1, y1, name, sente)
+ if (sente)
+ hands = @sente_hands
+ else
+ hands = @gote_hands
+ end
+
+ if ((x0 == 0) || (y0 == 0))
+ piece = have_piece?(hands, name)
+ return :illegal if (! piece.move_to?(x1, y1, name)) # TODO null check for the piece?
+ piece.move_to(x1, y1)
+ else
+ return :illegal if (! @array[x0][y0].move_to?(x1, y1, name)) # TODO null check?
+ if (@array[x0][y0].name != name) # promoted ?
+ @array[x0][y0].promoted = true
+ end
+ if (@array[x1][y1]) # capture
+ if (@array[x1][y1].name == "OU")
+ return :outori # return board update
+ end
+ @array[x1][y1].sente = @array[x0][y0].sente
+ @array[x1][y1].move_to(0, 0)
+ hands.sort! {|a, b| # TODO refactor. Move to Piece class
+ a.name <=> b.name
+ }
+ end
+ @array[x0][y0].move_to(x1, y1)
+ end
+ @move_count += 1
+ @teban = @teban ? false : true
+ return true
+ end
+
+ def look_for_ou(sente)
+ x = 1
+ while (x <= 9)
+ y = 1
+ while (y <= 9)
+ if (@array[x][y] &&
+ (@array[x][y].name == "OU") &&
+ (@array[x][y].sente == sente))
+ return @array[x][y]
+ end
+ y = y + 1
+ end
+ x = x + 1
+ end
+ raise "can't find ou"
+ end
+
+ # note checkmate, but check. sente is checked.
+ def checkmated?(sente) # sente is loosing
+ ou = look_for_ou(sente)
+ x = 1
+ while (x <= 9)
+ y = 1
+ while (y <= 9)
+ if (@array[x][y] &&
+ (@array[x][y].sente != sente))
+ if (@array[x][y].movable_grids.include?([ou.x, ou.y]))
+ return true
+ end
+ end
+ y = y + 1
+ end
+ x = x + 1
+ end
+ return false
+ end
+
+ def uchifuzume?(sente)
+ rival_ou = look_for_ou(! sente) # rival's ou
+ if (sente) # rival is gote
+ if ((rival_ou.y != 9) &&
+ (@array[rival_ou.x][rival_ou.y + 1]) &&
+ (@array[rival_ou.x][rival_ou.y + 1].name == "FU") &&
+ (@array[rival_ou.x][rival_ou.y + 1].sente == sente)) # uchifu true
+ fu_x = rival_ou.x
+ fu_y = rival_ou.y + 1
+ else
+ return false
+ end
+ else # gote
+ if ((rival_ou.y != 1) &&
+ (@array[rival_ou.x][rival_ou.y - 1]) &&
+ (@array[rival_ou.x][rival_ou.y - 1].name == "FU") &&
+ (@array[rival_ou.x][rival_ou.y - 1].sente == sente)) # uchifu true
+ fu_x = rival_ou.x
+ fu_y = rival_ou.y - 1
+ else
+ return false
+ end
+ end
+
+ ## case: rival_ou is moving
+ rival_ou.movable_grids.each do |(cand_x, cand_y)|
+ tmp_board = Marshal.load(Marshal.dump(self))
+ s = tmp_board.move_to(rival_ou.x, rival_ou.y, cand_x, cand_y, "OU", ! sente)
+ raise "internal error" if (s != true)
+ if (! tmp_board.checkmated?(! sente)) # good move
+ return false
+ end
+ end
+
+ ## case: rival is capturing fu
+ x = 1
+ while (x <= 9)
+ y = 1
+ while (y <= 9)
+ if (@array[x][y] &&
+ (@array[x][y].sente != sente) &&
+ @array[x][y].movable_grids.include?([fu_x, fu_y])) # capturable
+
+ names = []
+ if (@array[x][y].promoted)
+ names << @array[x][y].promoted_name
+ else
+ names << @array[x][y].name
+ if @array[x][y].promoted_name &&
+ @array[x][y].move_to?(fu_x, fu_y, @array[x][y].promoted_name)
+ names << @array[x][y].promoted_name
+ end
+ end
+ names.map! do |name|
+ tmp_board = Marshal.load(Marshal.dump(self))
+ s = tmp_board.move_to(x, y, fu_x, fu_y, name, ! sente)
+ if s == :illegal
+ s # result
+ else
+ tmp_board.checkmated?(! sente) # result
+ end
+ end
+ all_illegal = names.find {|a| a != :illegal}
+ raise "internal error: legal move not found" if all_illegal == nil
+ r = names.find {|a| a == false} # good move
+ return false if r == false # found good move
end
- ensure
- $mutex.unlock
+ y = y + 1
end
- end # enf of while
- end
-end
-
-class Piece
- PROMOTE = {"FU" => "TO", "KY" => "NY", "KE" => "NK", "GI" => "NG", "KA" => "UM", "HI" => "RY"}
- def initialize(name, sente)
- @name = name
- @sente = sente
- @promoted = false
- end
- attr_accessor :name, :promoted, :sente
-
- def promoted_name
- PROMOTE[name]
+ x = x + 1
+ end
+ return true
end
- def to_s
- if (@sente)
- sg = "+"
+ # @[sente|gote]_history has at least one item while the player is checking the other or
+ # the other escapes.
+ def update_sennichite(player)
+ str = to_s
+ @history[str] += 1
+ if checkmated?(!player)
+ if (player)
+ @sente_history["dummy"] = 1 # flag to see Sente player is checking Gote player
+ else
+ @gote_history["dummy"] = 1 # flag to see Gote player is checking Sente player
+ end
else
- sg = "-"
+ if (player)
+ @sente_history.clear # no more continuous check
+ else
+ @gote_history.clear # no more continuous check
+ end
end
- if (@promoted)
- n = PROMOTE[@name]
+ if @sente_history.size > 0 # possible for Sente's or Gote's turn
+ @sente_history[str] += 1
+ end
+ if @gote_history.size > 0 # possible for Sente's or Gote's turn
+ @gote_history[str] += 1
+ end
+ end
+
+ def oute_sennichite?(player)
+ if (@sente_history[to_s] >= 4)
+ return :oute_sennichite_sente_lose
+ elsif (@gote_history[to_s] >= 4)
+ return :oute_sennichite_gote_lose
else
- n = @name
+ return nil
end
- return sg + n
end
-end
+ def sennichite?(sente)
+ if (@history[to_s] >= 4) # already 3 times
+ return true
+ end
+ return false
+ end
+ def good_kachi?(sente)
+ if (checkmated?(sente))
+ puts "'NG: Checkmating." if $DEBUG
+ return false
+ end
+
+ ou = look_for_ou(sente)
+ if (sente && (ou.y >= 4))
+ puts "'NG: Black's OU does not enter yet." if $DEBUG
+ return false
+ end
+ if (! sente && (ou.y <= 6))
+ puts "'NG: White's OU does not enter yet." if $DEBUG
+ return false
+ end
+
+ number = 0
+ point = 0
-class Board
- def initialize
- @sente_hands = Array::new
- @gote_hands = Array::new
- @array = [[], [], [], [], [], [], [], [], [], []]
- end
- attr_accessor :array, :sente_hands, :gote_hands
+ if (sente)
+ hands = @sente_hands
+ r = [1, 2, 3]
+ else
+ hands = @gote_hands
+ r = [7, 8, 9]
+ end
+ r.each do |y|
+ x = 1
+ while (x <= 9)
+ if (@array[x][y] &&
+ (@array[x][y].sente == sente) &&
+ (@array[x][y].point > 0))
+ point = point + @array[x][y].point
+ number = number + 1
+ end
+ x = x + 1
+ end
+ end
+ hands.each do |piece|
+ point = point + piece.point
+ end
- def initial
- @array[1][1] = Piece::new("KY", false)
- @array[2][1] = Piece::new("KE", false)
- @array[3][1] = Piece::new("GI", false)
- @array[4][1] = Piece::new("KI", false)
- @array[5][1] = Piece::new("OU", false)
- @array[6][1] = Piece::new("KI", false)
- @array[7][1] = Piece::new("GI", false)
- @array[8][1] = Piece::new("KE", false)
- @array[9][1] = Piece::new("KY", false)
- @array[2][2] = Piece::new("KA", false)
- @array[8][2] = Piece::new("HI", false)
- @array[1][3] = Piece::new("FU", false)
- @array[2][3] = Piece::new("FU", false)
- @array[3][3] = Piece::new("FU", false)
- @array[4][3] = Piece::new("FU", false)
- @array[5][3] = Piece::new("FU", false)
- @array[6][3] = Piece::new("FU", false)
- @array[7][3] = Piece::new("FU", false)
- @array[8][3] = Piece::new("FU", false)
- @array[9][3] = Piece::new("FU", false)
-
- @array[1][9] = Piece::new("KY", true)
- @array[2][9] = Piece::new("KE", true)
- @array[3][9] = Piece::new("GI", true)
- @array[4][9] = Piece::new("KI", true)
- @array[5][9] = Piece::new("OU", true)
- @array[6][9] = Piece::new("KI", true)
- @array[7][9] = Piece::new("GI", true)
- @array[8][9] = Piece::new("KE", true)
- @array[9][9] = Piece::new("KY", true)
- @array[2][8] = Piece::new("HI", true)
- @array[8][8] = Piece::new("KA", true)
- @array[1][7] = Piece::new("FU", true)
- @array[2][7] = Piece::new("FU", true)
- @array[3][7] = Piece::new("FU", true)
- @array[4][7] = Piece::new("FU", true)
- @array[5][7] = Piece::new("FU", true)
- @array[6][7] = Piece::new("FU", true)
- @array[7][7] = Piece::new("FU", true)
- @array[8][7] = Piece::new("FU", true)
- @array[9][7] = Piece::new("FU", true)
- end
-
- def get_piece_from_hands(hands, name)
- p = hands.find { |i|
- i.name == name
- }
- if (p)
- hands.delete(p)
+ if (number < 10)
+ puts "'NG: Piece#[%d] is too small." % [number] if $DEBUG
+ return false
+ end
+ if (sente)
+ if (point < 28)
+ puts "'NG: Black's point#[%d] is too small." % [point] if $DEBUG
+ return false
+ end
+ else
+ if (point < 27)
+ puts "'NG: White's point#[%d] is too small." % [point] if $DEBUG
+ return false
+ end
end
- return p
+
+ puts "'Good: Piece#[%d], Point[%d]." % [number, point] if $DEBUG
+ return true
end
- def handle_one_move(str)
+ # sente is nil only if tests in test_board run
+ def handle_one_move(str, sente=nil)
if (str =~ /^([\+\-])(\d)(\d)(\d)(\d)([A-Z]{2})/)
- p = $1
+ sg = $1
x0 = $2.to_i
y0 = $3.to_i
x1 = $4.to_i
y1 = $5.to_i
name = $6
- elsif (str =~ /^%/)
- return true
+ elsif (str =~ /^%KACHI/)
+ raise ArgumentError, "sente is null", caller if sente == nil
+ if (good_kachi?(sente))
+ return :kachi_win
+ else
+ return :kachi_lose
+ end
+ elsif (str =~ /^%TORYO/)
+ return :toryo
else
- return false # illegal move
+ return :illegal
+ end
+
+ if (((x0 == 0) || (y0 == 0)) && # source is not from hand
+ ((x0 != 0) || (y0 != 0)))
+ return :illegal
+ elsif ((x1 == 0) || (y1 == 0)) # destination is out of board
+ return :illegal
end
- if (p == "+")
- sente = true
+
+ if (sg == "+")
+ sente = true if sente == nil # deprecated
+ return :illegal unless sente == true # black player's move must be black
hands = @sente_hands
else
- sente = false
+ sente = false if sente == nil # deprecated
+ return :illegal unless sente == false # white player's move must be white
hands = @gote_hands
end
- if (@array[x1][y1])
- if (@array[x1][y1] == sente) # this is mine
- return false
- end
- hands.push(@array[x1][y1])
- @array[x1][y1] = nil
- end
+
+ ## source check
if ((x0 == 0) && (y0 == 0))
- p = get_piece_from_hands(hands, name)
- return false if (! p) # i don't have this one
- @array[x1][y1] = p
- p.sente = sente
- p.promoted = false
- else
- @array[x1][y1] = @array[x0][y0]
- @array[x0][y0] = nil
- if (@array[x1][y1].name != name) # promoted ?
- return false if (@array[x1][y1].promoted_name != name) # can't promote
- @array[x1][y1].promoted = true
- end
+ return :illegal if (! have_piece?(hands, name))
+ elsif (! @array[x0][y0])
+ return :illegal # no piece
+ elsif (@array[x0][y0].sente != sente)
+ return :illegal # this is not mine
+ elsif (@array[x0][y0].name != name)
+ return :illegal if (@array[x0][y0].promoted_name != name) # can't promote
+ end
+
+ ## destination check
+ if (@array[x1][y1] &&
+ (@array[x1][y1].sente == sente)) # can't capture mine
+ return :illegal
+ elsif ((x0 == 0) && (y0 == 0) && @array[x1][y1])
+ return :illegal # can't put on existing piece
end
- return true # legal move
+
+ tmp_board = Marshal.load(Marshal.dump(self))
+ return :illegal if (tmp_board.move_to(x0, y0, x1, y1, name, sente) == :illegal)
+ return :oute_kaihimore if (tmp_board.checkmated?(sente))
+ tmp_board.update_sennichite(sente)
+ os_result = tmp_board.oute_sennichite?(sente)
+ return os_result if os_result # :oute_sennichite_sente_lose or :oute_sennichite_gote_lose
+ return :sennichite if tmp_board.sennichite?(sente)
+
+ if ((x0 == 0) && (y0 == 0) && (name == "FU") && tmp_board.uchifuzume?(sente))
+ return :uchifuzume
+ end
+
+ move_to(x0, y0, x1, y1, name, sente)
+
+ update_sennichite(sente)
+ return :normal
end
def to_s
end
a.push("\n")
end
+ a.push("%s\n" % [@teban ? "+" : "-"])
return a.join
end
end
+class GameResult
+ attr_reader :players, :black, :white
+
+ def initialize(p1, p2)
+ @players = [p1, p2]
+ if p1.sente && !p2.sente
+ @black, @white = p1, p2
+ elsif !p1.sente && p2.sente
+ @black, @white = p2, p1
+ else
+ raise "Never reached!"
+ end
+ end
+end
+
+class GameResultWin < GameResult
+ attr_reader :winner, :loser
+
+ def initialize(winner, loser)
+ super
+ @winner, @loser = winner, loser
+ @winner.last_game_win = true
+ @loser.last_game_win = false
+ end
+
+ def to_s
+ black_name = @black.player_id || @black.name
+ white_name = @white.player_id || @white.name
+ "%s:%s" % [black_name, white_name]
+ end
+end
+
+class GameResultDraw < GameResult
+ def initialize(p1, p2)
+ super
+ p1.last_game_win = false
+ p2.last_game_win = false
+ end
+end
+
class Game
+ @@mutex = Mutex.new
+ @@time = 0
+
def initialize(game_name, player0, player1)
+ @monitors = Array::new
@game_name = game_name
+ if (@game_name =~ /-(\d+)-(\d+)$/)
+ @total_time = $1.to_i
+ @byoyomi = $2.to_i
+ end
+
if (player0.sente)
- @sente = player0
- @gote = player1
+ @sente, @gote = player0, player1
else
- @sente = player1
- @gote = player0
+ @sente, @gote = player1, player0
end
- @current_player = @sente
- @next_player = @gote
-
+ @sente.socket_buffer.clear
+ @gote.socket_buffer.clear
+ @current_player, @next_player = @sente, @gote
@sente.game = self
- @gote.game = self
+ @gote.game = self
+
+ @last_move = ""
+ @current_turn = 0
@sente.status = "agree_waiting"
- @gote.status = "agree_waiting"
- @id = sprintf("%s-%s-%s-%s", @game_name, @sente.name, @gote.name, Time::new.strftime("%Y%m%d%H%M%S"))
- LEAGUE.games[@id] = self
+ @gote.status = "agree_waiting"
+
+ @game_id = sprintf("%s+%s+%s+%s+%s",
+ LEAGUE.event, @game_name,
+ @sente.name, @gote.name, issue_current_time)
+
+ now = Time.now
+ log_dir_name = File.join(LEAGUE.dir,
+ now.strftime("%Y"),
+ now.strftime("%m"),
+ now.strftime("%d"))
+ FileUtils.mkdir_p(log_dir_name) unless File.exist?(log_dir_name)
+ @logfile = File.join(log_dir_name, @game_id + ".csa")
+ LEAGUE.games[@game_id] = self
- log_message(sprintf("game created %s %s %s", game_name, sente.name, gote.name))
+ log_message(sprintf("game created %s", @game_id))
- @logfile = @id + ".csa"
@board = Board::new
@board.initial
@start_time = nil
@fh = nil
+ @result = nil
propose
end
- attr_accessor :game_name, :sente, :gote, :id, :board, :current_player, :next_player, :fh
+ attr_accessor :game_name, :total_time, :byoyomi, :sente, :gote, :game_id, :board, :current_player, :next_player, :fh, :monitors
+ attr_accessor :last_move, :current_turn
+ attr_reader :result
+
+ def rated?
+ @sente.rated? && @gote.rated?
+ end
+
+ def turn?(player)
+ return player.status == "game" && @current_player == player
+ end
+
+ def monitoron(monitor)
+ @monitors.delete(monitor)
+ @monitors.push(monitor)
+ end
+
+ def monitoroff(monitor)
+ @monitors.delete(monitor)
+ end
+
+ def reject(rejector)
+ @sente.write_safe(sprintf("REJECT:%s by %s\n", @game_id, rejector))
+ @gote.write_safe(sprintf("REJECT:%s by %s\n", @game_id, rejector))
+ finish
+ end
+
+ def kill(killer)
+ if ["agree_waiting", "start_waiting"].include?(@sente.status)
+ reject(killer.name)
+ elsif (@current_player == killer)
+ abnormal_lose()
+ finish
+ end
+ end
def finish
- log_message(sprintf("game finished %s %s %s", game_name, sente.name, gote.name))
+ log_message(sprintf("game finished %s", @game_id))
@fh.printf("'$END_TIME:%s\n", Time::new.strftime("%Y/%m/%d %H:%M:%S"))
@fh.close
@gote.game = nil
@sente.status = "connected"
@gote.status = "connected"
- if (@current_player.protocol == "CSA")
+
+ if (@current_player.protocol == LoginCSA::PROTOCOL)
@current_player.finish
end
- if (@next_player.protocol == "CSA")
+ if (@next_player.protocol == LoginCSA::PROTOCOL)
@next_player.finish
end
- LEAGUE.games.delete(@id)
+ @monitors = Array::new
+ @sente = nil
+ @gote = nil
+ @current_player = nil
+ @next_player = nil
+ LEAGUE.games.delete(@game_id)
end
+ # class Game
def handle_one_move(str, player)
- finish_flag = false
- if (@current_player == player)
- @end_time = Time::new
- t = @end_time - @start_time
- t = Least_Time_Per_Move if (t < Least_Time_Per_Move)
- if (str != :timeout)
- legal_move = @board.handle_one_move(str)
- if (legal_move)
+ unless turn?(player)
+ return false if str == :timeout
+
+ @fh.puts("'Deferred %s" % [str])
+ log_warning("Deferred a move [%s] scince it is not %s 's turn." %
+ [str, player.name])
+ player.socket_buffer << str # always in the player's thread
+ return nil
+ end
+
+ finish_flag = true
+ @end_time = Time::new
+ t = [(@end_time - @start_time).floor, Least_Time_Per_Move].max
+
+ move_status = nil
+ if ((@current_player.mytime - t <= -@byoyomi) &&
+ ((@total_time > 0) || (@byoyomi > 0)))
+ status = :timeout
+ elsif (str == :timeout)
+ return false # time isn't expired. players aren't swapped. continue game
+ else
+ @current_player.mytime -= t
+ if (@current_player.mytime < 0)
+ @current_player.mytime = 0
+ end
+
+ move_status = @board.handle_one_move(str, @sente == @current_player)
+
+ if [:illegal, :uchifuzume, :oute_kaihimore].include?(move_status)
+ @fh.printf("'ILLEGAL_MOVE(%s)\n", str)
+ else
+ if [:normal, :outori, :sennichite, :oute_sennichite_sente_lose, :oute_sennichite_gote_lose].include?(move_status)
+ # Thinking time includes network traffic
@sente.write_safe(sprintf("%s,T%d\n", str, t))
@gote.write_safe(sprintf("%s,T%d\n", str, t))
@fh.printf("%s\nT%d\n", str, t)
- else
- @fh.printf("'ILLEGAL_MOVE(%s)\n", str)
+ @last_move = sprintf("%s,T%d", str, t)
+ @current_turn += 1
+ end
+
+ @monitors.each do |monitor|
+ monitor.write_safe(show.gsub(/^/, "##[MONITOR][#{@game_id}] "))
+ monitor.write_safe(sprintf("##[MONITOR][%s] +OK\n", @game_id))
end
- @current_player.mytime = @current_player.mytime - t
- else
- @current_player.mytime = 0
- end
- if (!legal_move)
- illegal_end()
- finish_flag = true
- elsif (@current_player.mytime <= 0)
- timeout_end()
- finish_flag = true
- elsif (str =~ /%KACHI/)
- kachi_end()
- finish_flag = true
- elsif (str =~ /%TORYO/)
- toryo_end()
- finish_flag = true
end
- (@current_player, @next_player) = [@next_player, @current_player]
- @start_time = Time::new
- return finish_flag
+ end
+
+ if (@next_player.status != "game") # rival is logout or disconnected
+ abnormal_win()
+ elsif (status == :timeout)
+ timeout_lose()
+ elsif (move_status == :illegal)
+ illegal_lose()
+ elsif (move_status == :kachi_win)
+ kachi_win()
+ elsif (move_status == :kachi_lose)
+ kachi_lose()
+ elsif (move_status == :toryo)
+ toryo_lose()
+ elsif (move_status == :outori)
+ outori_win()
+ elsif (move_status == :oute_sennichite_sente_lose)
+ oute_sennichite_win_lose(@gote, @sente) # Sente is checking
+ elsif (move_status == :oute_sennichite_gote_lose)
+ oute_sennichite_win_lose(@sente, @gote) # Gote is checking
+ elsif (move_status == :sennichite)
+ sennichite_draw()
+ elsif (move_status == :uchifuzume)
+ uchifuzume_lose()
+ elsif (move_status == :oute_kaihimore)
+ oute_kaihimore_lose()
+ else
+ finish_flag = false
+ end
+ finish() if finish_flag
+ @current_player, @next_player = @next_player, @current_player
+ @start_time = Time::new
+ return finish_flag
+ end
+
+ def abnormal_win
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("%TORYO\n#RESIGN\n#WIN\n")
+ @next_player.write_safe("%TORYO\n#RESIGN\n#LOSE\n")
+ @fh.printf("%%TORYO\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:abnormal:%s win:%s lose\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@current_player, @next_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] %%TORYO\n", @game_id))
+ end
+ end
+
+ def abnormal_lose
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("%TORYO\n#RESIGN\n#LOSE\n")
+ @next_player.write_safe("%TORYO\n#RESIGN\n#WIN\n")
+ @fh.printf("%%TORYO\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:abnormal:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] %%TORYO\n", @game_id))
+ end
+ end
+
+ def sennichite_draw
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("#SENNICHITE\n#DRAW\n")
+ @next_player.write_safe("#SENNICHITE\n#DRAW\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:sennichite:%s draw:%s draw\n", @current_player.name, @next_player.name)
+ @result = GameResultDraw.new(@current_player, @next_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #SENNICHITE\n", @game_id))
+ end
+ end
+
+ def oute_sennichite_win_lose(winner, loser)
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ loser.write_safe("#OUTE_SENNICHITE\n#LOSE\n")
+ winner.write_safe("#OUTE_SENNICHITE\n#WIN\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ if loser == @current_player
+ @fh.printf("'summary:oute_sennichite:%s lose:%s win\n", @current_player.name, @next_player.name)
+ else
+ @fh.printf("'summary:oute_sennichite:%s win:%s lose\n", @current_player.name, @next_player.name)
+ end
+ @result = GameResultWin.new(winner, loser)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #OUTE_SENNICHITE\n", @game_id))
+ end
+ end
+
+ def illegal_lose
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("#ILLEGAL_MOVE\n#LOSE\n")
+ @next_player.write_safe("#ILLEGAL_MOVE\n#WIN\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:illegal move:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #ILLEGAL_MOVE\n", @game_id))
+ end
+ end
+
+ def uchifuzume_lose
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("#ILLEGAL_MOVE\n#LOSE\n")
+ @next_player.write_safe("#ILLEGAL_MOVE\n#WIN\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:uchifuzume:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #ILLEGAL_MOVE\n", @game_id))
end
end
- def illegal_end
+ def oute_kaihimore_lose
@current_player.status = "connected"
@next_player.status = "connected"
@current_player.write_safe("#ILLEGAL_MOVE\n#LOSE\n")
@next_player.write_safe("#ILLEGAL_MOVE\n#WIN\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:oute_kaihimore:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #ILLEGAL_MOVE\n", @game_id))
+ end
end
- def timeout_end
+ def timeout_lose
@current_player.status = "connected"
@next_player.status = "connected"
@current_player.write_safe("#TIME_UP\n#LOSE\n")
@next_player.write_safe("#TIME_UP\n#WIN\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:time up:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #TIME_UP\n", @game_id))
+ end
+ end
+
+ def kachi_win
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("%KACHI\n#JISHOGI\n#WIN\n")
+ @next_player.write_safe("%KACHI\n#JISHOGI\n#LOSE\n")
+ @fh.printf("%%KACHI\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:kachi:%s win:%s lose\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@current_player, @next_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] %%KACHI\n", @game_id))
+ end
+ end
+
+ def kachi_lose
+ @current_player.status = "connected"
+ @next_player.status = "connected"
+ @current_player.write_safe("%KACHI\n#ILLEGAL_MOVE\n#LOSE\n")
+ @next_player.write_safe("%KACHI\n#ILLEGAL_MOVE\n#WIN\n")
+ @fh.printf("%%KACHI\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:illegal kachi:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] %%KACHI\n", @game_id))
+ end
end
- def kachi_end
+ def toryo_lose
@current_player.status = "connected"
@next_player.status = "connected"
- @current_player.write_safe("#JISHOGI\n#WIN\n")
- @next_player.write_safe("#JISHOGI\n#LOSE\n")
+ @current_player.write_safe("%TORYO\n#RESIGN\n#LOSE\n")
+ @next_player.write_safe("%TORYO\n#RESIGN\n#WIN\n")
+ @fh.printf("%%TORYO\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:toryo:%s lose:%s win\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@next_player, @current_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] %%TORYO\n", @game_id))
+ end
end
- def toryo_end
+ def outori_win
@current_player.status = "connected"
@next_player.status = "connected"
- @current_player.write_safe("#RESIGN\n#LOSE\n")
- @next_player.write_safe("#RESIGN\n#WIN\n")
+ @current_player.write_safe("#ILLEGAL_MOVE\n#WIN\n")
+ @next_player.write_safe("#ILLEGAL_MOVE\n#LOSE\n")
+ @fh.print(@board.to_s.gsub(/^/, "\'"))
+ @fh.printf("'summary:outori:%s win:%s lose\n", @current_player.name, @next_player.name)
+ @result = GameResultWin.new(@current_player, @next_player)
+ @fh.printf("'rating:#{@result.to_s}\n") if rated?
+ @monitors.each do |monitor|
+ monitor.write_safe(sprintf("##[MONITOR][%s] #ILLEGAL_MOVE\n", @game_id))
+ end
end
def start
- log_message(sprintf("game started %s %s %s", game_name, sente.name, gote.name))
- @sente.write_safe(sprintf("START:%s\n", @id))
- @gote.write_safe(sprintf("START:%s\n", @id))
- @mytime = Total_Time
+ log_message(sprintf("game started %s", @game_id))
+ @sente.write_safe(sprintf("START:%s\n", @game_id))
+ @gote.write_safe(sprintf("START:%s\n", @game_id))
+ @sente.mytime = @total_time
+ @gote.mytime = @total_time
@start_time = Time::new
end
def propose
- begin
- @fh = open(@logfile, "w")
- @fh.sync = true
+ @fh = open(@logfile, "w")
+ @fh.sync = true
- @fh.printf("V2\n")
- @fh.printf("N+%s\n", @sente.name)
- @fh.printf("N-%s\n", @gote.name)
- @fh.printf("$EVENT:%s\n", @id)
+ @fh.puts("V2")
+ @fh.puts("N+#{@sente.name}")
+ @fh.puts("N-#{@gote.name}")
+ @fh.puts("$EVENT:#{@game_id}")
- @sente.write_safe(propose_message("+"))
- @gote.write_safe(propose_message("-"))
+ @sente.write_safe(propose_message("+"))
+ @gote.write_safe(propose_message("-"))
- @fh.printf("$START_TIME:%s\n", Time::new.strftime("%Y/%m/%d %H:%M:%S"))
- @fh.print <<EOM
+ now = Time::new.strftime("%Y/%m/%d %H:%M:%S")
+ @fh.puts("$START_TIME:#{now}")
+ @fh.print <<EOM
P1-KY-KE-GI-KI-OU-KI-GI-KE-KY
-P2 * -HI * * * * * -KA *
+P2 * -HI * * * * * -KA *
P3-FU-FU-FU-FU-FU-FU-FU-FU-FU
-P4 * * * * * * * * *
-P5 * * * * * * * * *
-P6 * * * * * * * * *
+P4 * * * * * * * * *
+P5 * * * * * * * * *
+P6 * * * * * * * * *
P7+FU+FU+FU+FU+FU+FU+FU+FU+FU
-P8 * +KA * * * * * +HI *
+P8 * +KA * * * * * +HI *
P9+KY+KE+GI+KI+OU+KI+GI+KE+KY
+
EOM
- end
+ end
+
+ def show()
+ str0 = <<EOM
+BEGIN Game_Summary
+Protocol_Version:1.1
+Protocol_Mode:Server
+Format:Shogi 1.0
+Declaration:Jishogi 1.1
+Game_ID:#{@game_id}
+Name+:#{@sente.name}
+Name-:#{@gote.name}
+Rematch_On_Draw:NO
+To_Move:+
+BEGIN Time
+Time_Unit:1sec
+Total_Time:#{@total_time}
+Byoyomi:#{@byoyomi}
+Least_Time_Per_Move:#{Least_Time_Per_Move}
+Remaining_Time+:#{@sente.mytime}
+Remaining_Time-:#{@gote.mytime}
+Last_Move:#{@last_move}
+Current_Turn:#{@current_turn}
+END Time
+BEGIN Position
+EOM
+
+ str1 = <<EOM
+END Position
+END Game_Summary
+EOM
+
+ return str0 + @board.to_s + str1
end
def propose_message(sg_flag)
str = <<EOM
BEGIN Game_Summary
-Protocol_Version:1.0
+Protocol_Version:1.1
Protocol_Mode:Server
Format:Shogi 1.0
-Game_ID:#{@id}
+Declaration:Jishogi 1.1
+Game_ID:#{@game_id}
Name+:#{@sente.name}
Name-:#{@gote.name}
Your_Turn:#{sg_flag}
To_Move:+
BEGIN Time
Time_Unit:1sec
-Total_Time:#{Total_Time}
+Total_Time:#{@total_time}
+Byoyomi:#{@byoyomi}
Least_Time_Per_Move:#{Least_Time_Per_Move}
END Time
BEGIN Position
-Jishogi_Declaration:1.1
P1-KY-KE-GI-KI-OU-KI-GI-KE-KY
-P2 * -HI * * * * * -KA *
+P2 * -HI * * * * * -KA *
P3-FU-FU-FU-FU-FU-FU-FU-FU-FU
-P4 * * * * * * * * *
-P5 * * * * * * * * *
-P6 * * * * * * * * *
+P4 * * * * * * * * *
+P5 * * * * * * * * *
+P6 * * * * * * * * *
P7+FU+FU+FU+FU+FU+FU+FU+FU+FU
-P8 * +KA * * * * * +HI *
+P8 * +KA * * * * * +HI *
P9+KY+KE+GI+KI+OU+KI+GI+KE+KY
P+
P-
EOM
return str
end
+
+ private
+
+ def issue_current_time
+ time = Time::new.strftime("%Y%m%d%H%M%S").to_i
+ @@mutex.synchronize do
+ while time <= @@time do
+ time += 1
+ end
+ @@time = time
+ end
+ end
end
+end # module ShogiServer
+
+#################################################
+# MAIN
+#
def usage
print <<EOM
shogi-server - server for CSA server protocol
SYNOPSIS
- shogi-server event_name port_number
+ shogi-server [OPTIONS] event_name port_number
DESCRIPTION
server for CSA server protocol
OPTIONS
--pid-file file
specify filename for logging process ID
+ --daemon dir
+ run as a daemon. Log files will be put in dir.
LICENSE
this file is distributed under GPL version2 and might be compiled by Exerb
SEE ALSO
RELEASE
- #{Release}
+ #{ShogiServer::Release}
REVISION
- #{Revision}
+ #{ShogiServer::Revision}
EOM
end
+def log_debug(str)
+ $logger.debug(str)
+end
+
def log_message(str)
- printf("%s message: %s\n", Time::new.to_s, str)
+ $logger.info(str)
end
def log_warning(str)
- printf("%s message: %s\n", Time::new.to_s, str)
+ $logger.warn(str)
end
def log_error(str)
- printf("%s error: %s\n", Time::new.to_s, str)
+ $logger.error(str)
end
def parse_command_line
options = Hash::new
- parser = GetoptLong.new
- parser.ordering = GetoptLong::REQUIRE_ORDER
- parser.set_options(
- ["--pid-file", GetoptLong::REQUIRED_ARGUMENT])
-
+ parser = GetoptLong.new(
+ ["--daemon", GetoptLong::REQUIRED_ARGUMENT],
+ ["--pid-file", GetoptLong::REQUIRED_ARGUMENT])
parser.quiet = true
begin
parser.each_option do |name, arg|
return options
end
-LEAGUE = League::new
-
-def good_login?(str)
- return false if (str !~ /^LOGIN /)
- tokens = str.split
- if ((tokens.length == 3) ||
- ((tokens.length == 4) && tokens[3] == "x1"))
- ## ok
- else
- return false
+def write_pid_file(file)
+ open(file, "w") do |fh|
+ fh.puts "#{$$}"
end
- return true
end
-def write_pid_file(file)
- open(file, "w") do |fh|
- fh.print Process::pid, "\n"
+def mutex_watchdog(mutex, sec)
+ while true
+ begin
+ timeout(sec) do
+ begin
+ mutex.lock
+ ensure
+ mutex.unlock
+ end
+ end
+ sleep(sec)
+ rescue TimeoutError
+ log_error("mutex watchdog timeout")
+ exit(1)
+ end
end
end
+def login_loop(client)
+ player = login = nil
+
+ while r = select([client], nil, nil, ShogiServer::Login_Time) do
+ break unless str = r[0].first.gets
+ $mutex.lock # guards LEAGUE
+ begin
+ str =~ /([\r\n]*)$/
+ eol = $1
+ if (ShogiServer::Login::good_login?(str))
+ player = ShogiServer::Player::new(str, client, eol)
+ login = ShogiServer::Login::factory(str, player)
+ if (current_player = LEAGUE.find(player.name))
+ if (current_player.password == player.password &&
+ current_player.status != "game")
+ log_message(sprintf("user %s login forcely", player.name))
+ current_player.kill
+ else
+ login.incorrect_duplicated_player(str)
+ player = nil
+ break
+ end
+ end
+ LEAGUE.add(player)
+ break
+ else
+ client.write("LOGIN:incorrect" + eol)
+ client.write("type 'LOGIN name password' or 'LOGIN name password x1'" + eol) if (str.split.length >= 4)
+ end
+ ensure
+ $mutex.unlock
+ end
+ end # login loop
+ return [player, login]
+end
+
def main
+
$mutex = Mutex::new
+ Thread::start do
+ Thread.pass
+ mutex_watchdog($mutex, 10)
+ end
+
$options = parse_command_line
if (ARGV.length != 2)
usage
exit 2
end
- event = ARGV.shift
- port = ARGV.shift
- write_pid_file($options["pid-file"]) if ($options["pid-file"])
+ LEAGUE.event = ARGV.shift
+ port = ARGV.shift
+ dir = $options["daemon"]
+ dir = File.expand_path(dir) if dir
+ if dir && ! File.exist?(dir)
+ FileUtils.mkdir(dir)
+ end
+ log_file = dir ? File.join(dir, "shogi-server.log") : STDOUT
+ $logger = WEBrick::Log.new(log_file) # thread safe
+
+ LEAGUE.dir = dir || File.dirname(__FILE__)
+ LEAGUE.setup_players_database
+
+ config = {}
+ config[:Port] = port
+ config[:ServerType] = WEBrick::Daemon if $options["daemon"]
+ config[:Logger] = $logger
+ if $options["pid-file"]
+ pid_file = File.expand_path($options["pid-file"])
+ config[:StartCallback] = Proc.new do
+ write_pid_file(pid_file)
+ end
+ config[:StopCallback] = Proc.new do
+ FileUtils.rm(pid_file, :force => true)
+ end
+ end
- Thread.abort_on_exception = true
+ server = WEBrick::GenericServer.new(config)
+ ["INT", "TERM"].each do |signal|
+ trap(signal) do
+ LEAGUE.shutdown
+ server.shutdown
+ end
+ end
+ $stderr.puts("server started as a deamon [Revision: #{ShogiServer::Revision}]") if $options["daemon"]
+ log_message("server started [Revision: #{ShogiServer::Revision}]")
- server = TCPserver.open(port)
- log_message("server started")
+ server.start do |client|
+ # client.sync = true # this is already set in WEBrick
+ client.setsockopt(Socket::SOL_SOCKET, Socket::SO_KEEPALIVE, true)
+ # Keepalive time can be set by /proc/sys/net/ipv4/tcp_keepalive_time
+ player, login = login_loop(client) # loop
+ next unless player
- while true
- Thread::start(server.accept) do |client|
- client.sync = true
- player = nil
- while (str = client.gets_timeout(Login_Time))
- begin
- $mutex.lock
- Thread::kill(Thread::current) if (! str) # disconnected
- str =~ /([\r\n]*)$/
- eol = $1
- if (good_login?(str))
- player = Player::new(str, client)
- if (LEAGUE.duplicated?(player))
- client.write_safe("LOGIN:incorrect" + eol)
- client.write_safe(sprintf("username %s is already connected%s", player.name, eol)) if (str.split.length >= 4)
- client.close
- Thread::kill(Thread::current)
- end
- LEAGUE.add(player)
- break
- else
- client.write_safe("LOGIN:incorrect" + eol)
- client.write_safe("type 'LOGIN name password' or 'LOGIN name password x1'" + eol) if (str.split.length >= 4)
- client.close
- Thread::kill(Thread::current)
- end
- ensure
- $mutex.unlock
- end
- end # login loop
log_message(sprintf("user %s login", player.name))
- player.run
+ login.process
+ player.run(login.csa_1st_str) # loop
begin
$mutex.lock
if (player.game)
- player.game.finish
- elsif (player.status != "finished")
- player.finish
+ player.game.kill(player)
end
+ player.finish # socket has been closed
LEAGUE.delete(player)
log_message(sprintf("user %s logout", player.name))
ensure
$mutex.unlock
end
- end
end
end
+
if ($0 == __FILE__)
+ STDOUT.sync = true
+ STDERR.sync = true
+ TCPSocket.do_not_reverse_lookup = true
+ Thread.abort_on_exception = $DEBUG ? true : false
+
+ LEAGUE = ShogiServer::League::new
main
end