#! /usr/bin/env ruby
-## $Id$
-
-## Copyright (C) 2004 NABEYA Kenichi (aka nanami@2ch)
-##
-## 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
-## the Free Software Foundation; either version 2 of the License, or
-## (at your option) any later version.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-## GNU General Public License for more details.
-##
-## You should have received a copy of the GNU General Public License
-## along with this program; if not, write to the Free Software
-## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-Max_Write_Queue_Size = 1000
-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
-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
-
-require 'getoptlong'
-require 'thread'
-require 'timeout'
-require 'socket'
-require 'yaml'
-require 'yaml/store'
-require 'digest/md5'
-
-TCPSocket.do_not_reverse_lookup = true
-Thread.abort_on_exception = true
-
-
-class TCPSocket
- def gets_timeout(t = Default_Timeout)
- begin
- timeout(t) do
- return self.gets
- end
- rescue TimeoutError
- return nil
- rescue
- return nil
- end
- end
- def gets_safe(t = nil)
- if (t && t > 0)
- begin
- timeout(t) do
- return self.gets
- end
- rescue TimeoutError
- return :timeout
- rescue
- return nil
- end
- else
- begin
- return self.gets
- rescue
- return nil
- end
- end
- end
- def write_safe(str)
- begin
- return self.write(str)
- rescue
- return nil
- end
- end
-end
-
-
-class League
- def initialize
- @games = Hash::new
- @players = Hash::new
- @event = nil
- @db = YAML::Store.new( File.join(File.dirname(__FILE__), "players.yaml") )
- end
- attr_accessor :players, :games, :event
-
- def add(player)
- self.load(player) if player.id
- @players[player.name] = player
- end
-
- def delete(player)
- @players.delete(player.name)
- end
-
- def get_player(status, game_name, sente, searcher=nil)
- @players.each do |name, player|
- if ((player.status == status) &&
- (player.game_name == game_name) &&
- ((sente == nil) || (player.sente == nil) || (player.sente == sente)) &&
- ((searcher == nil) || (player != searcher)))
- return player
- end
- end
- return nil
- end
-
- def load(player)
- hash = search(player.id)
- if hash
- # a current user
- player.name = hash['name']
- player.rate = hash['rate']
- player.modified_at = hash['last_modified']
- player.rating_group = hash['rating_group']
- end
- end
-
- def search(id)
- hash = nil
- @db.transaction do
- @db["players"].each do |group, players|
- hash = players[id]
- break if hash
- end
- end
- hash
- end
-
- def rated_players
- players = []
- @db.transaction(true) do
- @db["players"].each do |group, players_hash|
- players << players_hash.keys
- end
- end
- return players.flatten.collect do |id|
- p = BasicPlayer.new
- p.id = id
- self.load(p)
- p
- end
- end
-end
-
-
-class BasicPlayer
- # Idetifier of the player in the rating system
- attr_accessor :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
-
- # Group in the rating system
- attr_accessor :rating_group
-
- # Last timestamp when the rate was modified
- attr_accessor :modified_at
-
-
-
- def initialize
- @name = nil
- @password = nil
- end
-
- 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?
- @id != nil
- end
-
- def simple_id
- if @trip
- simple_name = @name.gsub(/@.*?$/, '')
- "%s+%s" % [simple_name, @trip[0..8]]
- else
- @name
- end
- end
-
- ##
- # Parses str in the LOGIN command, sets up @id and @trip
- #
- def set_password(str)
- if str && !str.empty?
- @password = str.strip
- @id = "%s+%s" % [@name, Digest::MD5.hexdigest(@password)]
- else
- @id = @password = nil
- end
- end
-end
-
-
-class Login
- def Login.good_login?(str)
- tokens = str.split
- if (((tokens.length == 3) || ((tokens.length == 4) && tokens[3] == "x1")) &&
- (tokens[0] == "LOGIN") &&
- (good_identifier?(tokens[1])))
- return true
- else
- return false
- end
- end
-
- def Login.good_game_name?(str)
- if ((str =~ /^(.+)-\d+-\d+$/) && (good_identifier?($1)))
- return true
- else
- return false
- end
- end
-
- def Login.good_identifier?(str)
- if str =~ /\A[\w\d_@\-\.]{1,#{Max_Identifier_Length}}\z/
- return true
- else
- return false
- end
- 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, :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))
- 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
-
-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
- @gamename = self.class.good_game_name?(@gamename) ? @gamename : Default_Game_Name
- end
-
- def process
- super
- log_message(sprintf("user %s run in CSA mode", @player.name))
- @csa_1st_str = "%%GAME #{@gamename} *"
- end
-end
-
-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
- log_message(sprintf("user %s run in %s mode", @player.name, PROTOCOL))
- @player.write_safe(sprintf("##[LOGIN] +OK %s\n", PROTOCOL))
- end
-end
-
-
-class Player < BasicPlayer
- def initialize(str, socket)
- super()
- @socket = socket
- @status = "connected" # game_waiting -> agree_waiting -> start_waiting -> game -> finished
-
- @protocol = nil # CSA or x1
- @eol = "\m" # favorite eol code
- @game = nil
- @game_name = ""
- @mytime = 0 # set in start method also
- @sente = nil
- @write_queue = Queue::new
- @main_thread = Thread::current
- @writer_thread = Thread::start do
- Thread.pass
- writer()
- end
- end
-
- attr_accessor :socket, :status
- attr_accessor :protocol, :eol, :game, :mytime, :game_name, :sente
- attr_accessor :main_thread, :writer_thread, :write_queue
-
- 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))
- # TODO you should confirm that there is no message in the queue.
- Thread::kill(@writer_thread) if @writer_thread
- begin
- @socket.close if (! @socket.closed?)
- rescue
- log_message(sprintf("user %s finish failed", @name))
- end
- end
- end
-
- def write_safe(str)
- @write_queue.push(str.gsub(/[\r\n]+/, @eol))
- end
-
- def writer
- while (str = @write_queue.pop)
- @socket.write_safe(str)
- end
- end
-
- def to_s
- if ((status == "game_waiting") ||
- (status == "start_waiting") ||
- (status == "agree_waiting") ||
- (status == "game"))
- 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)
- 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 run(csa_1st_str=nil)
- while (csa_1st_str || (str = @socket.gets_safe(Default_Timeout)))
- begin
- $mutex.lock
- if (csa_1st_str)
- str = csa_1st_str
- csa_1st_str = nil
- end
- if (@write_queue.size > Max_Write_Queue_Size)
- log_warning(sprintf("write_queue of %s is %d", @name, @write_queue.size))
- return
- end
-
- if (@status == "finished")
- return
- end
- str.chomp! if (str.class == String)
- case str
- when /^[\+\-][^%]/
- if (@status == "game")
- array_str = str.split(",")
- move = array_str.shift
- additional = array_str.shift
- if /^'(.*)/ =~ additional
- comment = array_str.unshift("'*#{$1}")
- end
- s = @game.handle_one_move(move, self)
- @game.fh.print("#{comment}\n") if (comment && !s)
- return if (s && @protocol == LoginCSA::PROTOCOL)
- end
- when /^%[^%]/, :timeout
- if (@status == "game")
- s = @game.handle_one_move(str, self)
- return if (s && @protocol == LoginCSA::PROTOCOL)
- end
- when /^REJECT/
- if (@status == "agree_waiting")
- @game.reject(@name)
- return if (@protocol == LoginCSA::PROTOCOL)
- else
- 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")
- @status = "start_waiting"
- if ((@game.sente.status == "start_waiting") &&
- (@game.gote.status == "start_waiting"))
- @game.start
- @game.sente.status = "game"
- @game.gote.status = "game"
- end
- else
- 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 = $1
- if (LEAGUE.games[game_id])
- LEAGUE.games[game_id].monitoroff(self)
- end
- when /^%%HELP/
- write_help
- when /^%%RATING/
- players = LEAGUE.rated_players
- players.sort {|a,b| b.rate <=> a.rate}.each do |p|
- write_safe("##[RATING] %s \t %4d @%s\n" %
- [p.simple_id, p.rate, p.modified_at.strftime("%Y-%m-%d")])
- end
- write_safe("##[RATING] +OK\n")
- when /^%%VERSION/
- write_safe "##[VERSION] Shogi Server revision #{Revision}\n"
- write_safe("##[VERSION] +OK\n")
- when /^%%GAME\s*$/
- if ((@status == "connected") || (@status == "game_waiting"))
- @status = "connected"
- @game_name = ""
- else
- write_safe(sprintf("##[ERROR] you are in %s status. GAME is valid in connected or game_waiting status\n", @status))
- end
- 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
- if ((my_sente_str == "*") ||
- (my_sente_str == "+") ||
- (my_sente_str == "-"))
- ## ok
- else
- write_safe(sprintf("##[ERROR] bad game option\n"))
- next
- end
-
- 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
- end
- if (rival)
- @game_name = game_name
- if ((my_sente_str == "*") && (rival.sente == nil))
- if (rand(2) == 0)
- @sente = true
- rival.sente = false
- else
- @sente = false
- rival.sente = true
- end
- 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)
- self.status = "agree_waiting"
- rival.status = "agree_waiting"
- 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
- @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
- end
- when /^%%CHAT\s+(.+)/
- message = $1
- LEAGUE.players.each do |name, player|
- if (player.protocol != LoginCSA::PROTOCOL)
- player.write_safe(sprintf("##[CHAT][%s] %s\n", @name, message))
- end
- end
- when /^%%LIST/
- buf = Array::new
- LEAGUE.games.each do |id, game|
- buf.push(sprintf("##[LIST] %s\n", id))
- end
- buf.push("##[LIST] +OK\n")
- write_safe(buf.join)
- when /^%%WHO/
- buf = Array::new
- LEAGUE.players.each do |name, player|
- buf.push(sprintf("##[WHO] %s\n", player.to_s))
- end
- buf.push("##[WHO] +OK\n")
- write_safe(buf.join)
- when /^LOGOUT/
- @status = "connected"
- write_safe("LOGOUT:completed\n")
- return
- when /^\s*$/
- ## ignore null string
- else
- write_safe(sprintf("##[ERROR] unknown command %s\n", str))
- end
- ensure
- $mutex.unlock
- end
- end # enf of while
- end
-end
-
-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
- @sente_history = Hash::new
- @gote_history = Hash::new
- @array = [[], [], [], [], [], [], [], [], [], []]
- @move_count = 0
- 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)
- PieceFU::new(self, 1, 3, false)
- PieceFU::new(self, 2, 3, false)
- PieceFU::new(self, 3, 3, false)
- PieceFU::new(self, 4, 3, false)
- PieceFU::new(self, 5, 3, false)
- PieceFU::new(self, 6, 3, false)
- PieceFU::new(self, 7, 3, false)
- PieceFU::new(self, 8, 3, false)
- PieceFU::new(self, 9, 3, false)
-
- 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)
- PieceFU::new(self, 1, 7, true)
- PieceFU::new(self, 2, 7, true)
- PieceFU::new(self, 3, 7, true)
- PieceFU::new(self, 4, 7, true)
- PieceFU::new(self, 5, 7, true)
- PieceFU::new(self, 6, 7, true)
- PieceFU::new(self, 7, 7, true)
- PieceFU::new(self, 8, 7, true)
- PieceFU::new(self, 9, 7, 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))
- piece.move_to(x1, y1)
- else
- return :illegal if (! @array[x0][y0].move_to?(x1, y1, name))
- if (@array[x0][y0].name != name) # promoted ?
- @array[x0][y0].promoted = true
- end
- if (@array[x1][y1])
- 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|
- a.name <=> b.name
- }
- end
- @array[x0][y0].move_to(x1, y1)
- end
- @move_count += 1
- 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
-
- 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 != 0) &&
- (@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
- escaped = false
- 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
- if (@array[x][y].promoted)
- name = @array[x][y].promoted_name
- else
- name = @array[x][y].name
- end
- tmp_board = Marshal.load(Marshal.dump(self))
- s = tmp_board.move_to(x, y, fu_x, fu_y, name, ! sente)
- raise "internal error" if (s != true)
- if (! tmp_board.checkmated?(! sente)) # good move
- return false
- end
- end
- y = y + 1
- end
- x = x + 1
- end
- return true
- end
-
- def oute_sennichite?(sente)
- if (checkmated?(! sente))
- str = to_s
- if (sente)
- if (@sente_history[str] && (@sente_history[str] >= 3)) # already 3 times
- return true
- end
- else
- if (@gote_history[str] && (@gote_history[str] >= 3)) # already 3 times
- return true
- end
- end
- end
- return false
- end
-
- def sennichite?(sente)
- str = to_s
- if (@history[str] && (@history[str] >= 3)) # 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
-
- 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
-
- 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
-
- puts "'Good: Piece#[%d], Point[%d]." % [number, point] if $DEBUG
- return true
- end
-
- def handle_one_move(str, sente=nil)
- if (str =~ /^([\+\-])(\d)(\d)(\d)(\d)([A-Z]{2})/)
- sg = $1
- x0 = $2.to_i
- y0 = $3.to_i
- x1 = $4.to_i
- y1 = $5.to_i
- name = $6
- 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 :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 (sg == "+")
- sente = true
- hands = @sente_hands
- else
- sente = false
- hands = @gote_hands
- end
-
- ## source check
- if ((x0 == 0) && (y0 == 0))
- 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
-
- 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))
- return :oute_sennichite if tmp_board.oute_sennichite?(sente)
- 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)
- str = to_s
-
- if (checkmated?(! sente))
- if (sente)
- @sente_history[str] = (@sente_history[str] || 0) + 1
- else
- @gote_history[str] = (@gote_history[str] || 0) + 1
- end
- else
- if (sente)
- @sente_history.clear
- else
- @gote_history.clear
- end
- end
- @history[str] = (@history[str] || 0) + 1
- return :normal
- end
-
- def to_s
- a = Array::new
- y = 1
- while (y <= 9)
- a.push(sprintf("P%d", y))
- x = 9
- while (x >= 1)
- piece = @array[x][y]
- if (piece)
- s = piece.to_s
- else
- s = " * "
- end
- a.push(s)
- x = x - 1
- end
- a.push(sprintf("\n"))
- y = y + 1
- end
- if (! sente_hands.empty?)
- a.push("P+")
- sente_hands.each do |p|
- a.push("00" + p.name)
- end
- a.push("\n")
- end
- if (! gote_hands.empty?)
- a.push("P-")
- gote_hands.each do |p|
- a.push("00" + p.name)
- end
- a.push("\n")
- end
- a.push("+\n")
- return a.join
- end
-end
-
-class GameResult
- attr_reader :players, :black, :white
+# $Id$
+#
+# Author:: NABEYA Kenichi, Daigo Moriwaki
+# Homepage:: http://sourceforge.jp/projects/shogi-server/
+#
+#--
+# 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
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#++
+#
+#
- def initialize(p1, p2)
- @players = []
- @players << p1
- @players << 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
+$topdir = nil
+$league = nil
+$logger = nil
+$config = nil
+$:.unshift File.dirname(__FILE__)
+require 'shogi_server'
+require 'shogi_server/config'
+require 'tempfile'
-class GameResultWin < GameResult
- attr_reader :winner, :loser
+#################################################
+# MAIN
+#
- def initialize(winner, loser)
- super
- @winner, @loser = winner, loser
- end
+ShogiServer.reload
- def to_s
- black_name = @black.id || @black.name
- white_name = @white.id || @white.name
- "%s:%s" % [black_name, white_name]
+def gets_safe(socket, timeout=nil)
+ if r = select([socket], nil, nil, timeout)
+ return r[0].first.gets
+ else
+ return :timeout
end
+rescue Exception => ex
+ log_error("gets_safe: #{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}")
+ return :exception
end
-class GameResultDraw < GameResult
-
-end
+def usage
+ print <<EOM
+NAME
+ shogi-server - server for CSA server protocol
-class Game
- @@mutex = Mutex.new
- @@time = 0
+SYNOPSIS
+ shogi-server [OPTIONS] event_name port_number
- def initialize(game_name, player0, player1)
- @monitors = Array::new
- @game_name = game_name
- if (@game_name =~ /-(\d+)-(\d+)$/)
- @total_time = $1.to_i
- @byoyomi = $2.to_i
- end
+DESCRIPTION
+ server for CSA server protocol
- if (player0.sente)
- @sente = player0
- @gote = player1
- else
- @sente = player1
- @gote = player0
- end
- @current_player = @sente
- @next_player = @gote
+OPTIONS
+ --pid-file file
+ specify filename for logging process ID
+ --daemon dir
+ run as a daemon. Log files will be put in dir.
+ --player-log-dir dir
+ log network messages for each player. Log files
+ will be put in the dir.
+ --floodgate-history
+ file name to record Floodgate game history
+ default: './floodgate_history.yaml'
- @sente.game = self
- @gote.game = self
+LICENSE
+ GPL versoin 2 or later
- @last_move = ""
- @current_turn = 0
+SEE ALSO
- @sente.status = "agree_waiting"
- @gote.status = "agree_waiting"
-
- @id = sprintf("%s+%s+%s+%s+%s",
- LEAGUE.event, @game_name, @sente.name, @gote.name, issue_current_time)
- @logfile = @id + ".csa"
+RELEASE
+ #{ShogiServer::Release}
- LEAGUE.games[@id] = self
+REVISION
+ #{ShogiServer::Revision}
- log_message(sprintf("game created %s", @id))
+EOM
+end
- @board = Board::new
- @board.initial
- @start_time = nil
- @fh = nil
- @result = nil
- propose
- end
- attr_accessor :game_name, :total_time, :byoyomi, :sente, :gote, :id, :board, :current_player, :next_player, :fh, :monitors
- attr_accessor :last_move, :current_turn
- attr_reader :result
+def log_debug(str)
+ $logger.debug(str)
+end
- def rated?
- @sente.rated? && @gote.rated?
- end
+def log_message(str)
+ $logger.info(str)
+end
+def log_info(str)
+ log_message(str)
+end
- def monitoron(monitor)
- @monitors.delete(monitor)
- @monitors.push(monitor)
- end
+def log_warning(str)
+ $logger.warn(str)
+end
- def monitoroff(monitor)
- @monitors.delete(monitor)
- end
+def log_error(str)
+ $logger.error(str)
+end
- def reject(rejector)
- @sente.write_safe(sprintf("REJECT:%s by %s\n", @id, rejector))
- @gote.write_safe(sprintf("REJECT:%s by %s\n", @id, rejector))
- finish
- end
- def kill(killer)
- if ((@sente.status == "agree_waiting") || (@sente.status == "start_waiting"))
- reject(killer.name)
- elsif (@current_player == killer)
- abnormal_lose()
- finish
+# Parse command line options. Return a hash containing the option strings
+# where a key is the option name without the first two slashes. For example,
+# {"pid-file" => "foo.pid"}.
+#
+def parse_command_line
+ options = Hash::new
+ parser = GetoptLong.new(
+ ["--daemon", GetoptLong::REQUIRED_ARGUMENT],
+ ["--pid-file", GetoptLong::REQUIRED_ARGUMENT],
+ ["--player-log-dir", GetoptLong::REQUIRED_ARGUMENT],
+ ["--floodgate-history", GetoptLong::REQUIRED_ARGUMENT])
+ parser.quiet = true
+ begin
+ parser.each_option do |name, arg|
+ name.sub!(/^--/, '')
+ options[name] = arg.dup
end
+ rescue
+ usage
+ raise parser.error_message
end
+ return options
+end
- def finish
- log_message(sprintf("game finished %s", @id))
- @fh.printf("'$END_TIME:%s\n", Time::new.strftime("%Y/%m/%d %H:%M:%S"))
- @fh.close
-
- @sente.game = nil
- @gote.game = nil
- @sente.status = "connected"
- @gote.status = "connected"
+# Check command line options.
+# If any of them is invalid, exit the process.
+#
+def check_command_line
+ if (ARGV.length != 2)
+ usage
+ exit 2
+ end
- if (@current_player.protocol == LoginCSA::PROTOCOL)
- @current_player.finish
- end
- if (@next_player.protocol == LoginCSA::PROTOCOL)
- @next_player.finish
+ if $options["daemon"]
+ $options["daemon"] = File.expand_path($options["daemon"], File.dirname(__FILE__))
+ unless is_writable_dir? $options["daemon"]
+ usage
+ $stderr.puts "Can not create a file in the daemon directory: %s" % [$options["daemon"]]
+ exit 5
end
- @monitors = Array::new
- @sente = nil
- @gote = nil
- @current_player = nil
- @next_player = nil
- LEAGUE.games.delete(@id)
end
- def handle_one_move(str, player)
- finish_flag = true
- if (@current_player == player)
- @end_time = Time::new
- t = (@end_time - @start_time).floor
- t = Least_Time_Per_Move if (t < Least_Time_Per_Move)
-
- 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 = @current_player.mytime - t
- if (@current_player.mytime < 0)
- @current_player.mytime = 0
- end
-
-# begin
- move_status = @board.handle_one_move(str, @sente == @current_player)
-# rescue
-# log_error("handle_one_move raise exception for #{str}")
-# move_status = :illegal
-# end
-
- if ((move_status == :illegal) || (move_status == :uchifuzme) || (move_status == :oute_kaihimore))
- @fh.printf("'ILLEGAL_MOVE(%s)\n", str)
- else
- if ((move_status == :normal) || (move_status == :outori) || (move_status == :sennichite) || (move_status == :oute_sennichite))
- @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)
- @last_move = sprintf("%s,T%d", str, t)
- @current_turn = @current_turn + 1
- end
-
- @monitors.each do |monitor|
- monitor.write_safe(show.gsub(/^/, "##[MONITOR][#{@id}] "))
- monitor.write_safe(sprintf("##[MONITOR][%s] +OK\n", @id))
- end
- end
- end
+ $topdir = $options["daemon"] || File.expand_path(File.dirname(__FILE__))
- 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 == :sennichite)
- sennichite_draw()
- elsif (move_status == :oute_sennichite)
- oute_sennichite_lose()
- 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
+ if $options["player-log-dir"]
+ $options["player-log-dir"] = File.expand_path($options["player-log-dir"], $topdir)
+ unless is_writable_dir?($options["player-log-dir"])
+ usage
+ $stderr.puts "Can not write a file in the player log dir: %s" % [$options["player-log-dir"]]
+ exit 3
+ end
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", @id))
+ if $options["pid-file"]
+ $options["pid-file"] = File.expand_path($options["pid-file"], $topdir)
+ unless is_writable_file? $options["pid-file"]
+ usage
+ $stderr.puts "Can not create the pid file: %s" % [$options["pid-file"]]
+ exit 4
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", @id))
- end
+ $options["floodgate-history"] ||= File.join($topdir, "floodgate_history.yaml")
+ $options["floodgate-history"] = File.expand_path($options["floodgate-history"], $topdir)
+ unless is_writable_file? $options["floodgate-history"]
+ usage
+ $stderr.puts "Can not create the floodgate history file: %s" % [$options["floodgate-history"]]
+ exit 6
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", @id))
+# See if the file is writable. The file will be created if it does not exist
+# yet.
+# Return true if the file is writable, otherwise false.
+#
+def is_writable_file?(file)
+ if File.exist?(file)
+ if FileTest.file?(file)
+ return FileTest.writable_real?(file)
+ else
+ return false
end
end
-
- def oute_sennichite_lose
- @current_player.status = "connected"
- @next_player.status = "connected"
- @current_player.write_safe("#OUTE_SENNICHITE\n#LOSE\n")
- @next_player.write_safe("#OUTE_SENNICHITE\n#WIN\n")
- @fh.print(@board.to_s.gsub(/^/, "\'"))
- @fh.printf("'summary:oute_sennichite:%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] #OUTE_SENNICHITE\n", @id))
- end
+
+ begin
+ open(file, "w") {|fh| }
+ FileUtils.rm file
+ rescue
+ return false
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", @id))
- end
- end
+ return true
+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", @id))
- end
+# See if a file can be created in the directory.
+# Return true if a file is writable in the directory, otherwise false.
+#
+def is_writable_dir?(dir)
+ unless File.directory? dir
+ return false
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", @id))
- end
- end
+ result = true
- 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", @id))
- end
+ begin
+ temp_file = Tempfile.new("dummy-shogi-server", dir)
+ temp_file.close true
+ rescue
+ result = false
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", @id))
- end
- end
+ return result
+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", @id))
- end
+def write_pid_file(file)
+ open(file, "w") do |fh|
+ fh.puts "#{$$}"
end
+end
- def toryo_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: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", @id))
+def mutex_watchdog(mutex, sec)
+ sec = 1 if sec < 1
+ queue = []
+ while true
+ if mutex.try_lock
+ queue.clear
+ mutex.unlock
+ else
+ queue.push(Object.new)
+ if queue.size > sec
+ # timeout
+ log_error("mutex watchdog timeout: %d sec" % [sec])
+ queue.clear
+ end
end
+ sleep(1)
end
+end
- def outori_win
- @current_player.status = "connected"
- @next_player.status = "connected"
- @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", @id))
+def login_loop(client)
+ player = login = nil
+
+ while r = select([client], nil, nil, ShogiServer::Login_Time) do
+ str = nil
+ begin
+ break unless str = r[0].first.gets
+ rescue Exception => ex
+ # It is posssible that the socket causes an error (ex. Errno::ECONNRESET)
+ log_error("login_loop: #{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}")
+ break
end
- end
-
- def start
- log_message(sprintf("game started %s", @id))
- @sente.write_safe(sprintf("START:%s\n", @id))
- @gote.write_safe(sprintf("START:%s\n", @id))
- @sente.mytime = @total_time
- @gote.mytime = @total_time
- @start_time = Time::new
- end
-
- def propose
+ $mutex.lock # guards $league
begin
- @fh = open(@logfile, "w")
- @fh.sync = true
-
- @fh.printf("V2\n")
- @fh.printf("N+%s\n", @sente.name)
- @fh.printf("N-%s\n", @gote.name)
- @fh.printf("$EVENT:%s\n", @id)
-
- @sente.write_safe(propose_message("+"))
- @gote.write_safe(propose_message("-"))
-
- @fh.printf("$START_TIME:%s\n", Time::new.strftime("%Y/%m/%d %H:%M:%S"))
- @fh.print <<EOM
-P1-KY-KE-GI-KI-OU-KI-GI-KE-KY
-P2 * -HI * * * * * -KA *
-P3-FU-FU-FU-FU-FU-FU-FU-FU-FU
-P4 * * * * * * * * *
-P5 * * * * * * * * *
-P6 * * * * * * * * *
-P7+FU+FU+FU+FU+FU+FU+FU+FU+FU
-P8 * +KA * * * * * +HI *
-P9+KY+KE+GI+KI+OU+KI+GI+KE+KY
-+
-EOM
+ str =~ /([\r\n]*)$/
+ 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
-
- def show()
- str0 = <<EOM
-BEGIN Game_Summary
-Protocol_Version:1.1
-Protocol_Mode:Server
-Format:Shogi 1.0
-Declaration:Jishogi 1.1
-Game_ID:#{@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
+ end # login loop
+ return [player, login]
+end
- str1 = <<EOM
-END Position
-END Game_Summary
-EOM
+def setup_logger(log_file)
+ logger = ShogiServer::Logger.new(log_file, 'daily')
+ logger.formatter = ShogiServer::Formatter.new
+ logger.level = $DEBUG ? Logger::DEBUG : Logger::INFO
+ logger.datetime_format = "%Y-%m-%d %H:%M:%S"
+ return logger
+end
- return str0 + @board.to_s + str1
+def setup_watchdog_for_giant_lock
+ $mutex = Mutex::new
+ Thread::start do
+ Thread.pass
+ mutex_watchdog($mutex, 10)
end
+end
- def propose_message(sg_flag)
- str = <<EOM
-BEGIN Game_Summary
-Protocol_Version:1.1
-Protocol_Mode:Server
-Format:Shogi 1.0
-Declaration:Jishogi 1.1
-Game_ID:#{@id}
-Name+:#{@sente.name}
-Name-:#{@gote.name}
-Your_Turn:#{sg_flag}
-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}
-END Time
-BEGIN Position
-P1-KY-KE-GI-KI-OU-KI-GI-KE-KY
-P2 * -HI * * * * * -KA *
-P3-FU-FU-FU-FU-FU-FU-FU-FU-FU
-P4 * * * * * * * * *
-P5 * * * * * * * * *
-P6 * * * * * * * * *
-P7+FU+FU+FU+FU+FU+FU+FU+FU+FU
-P8 * +KA * * * * * +HI *
-P9+KY+KE+GI+KI+OU+KI+GI+KE+KY
-P+
-P-
-+
-END Position
-END Game_Summary
-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
+def setup_floodgate
+ return Thread.start do
+ Thread.pass
+ floodgate = ShogiServer::League::Floodgate.new($league)
+ log_message("Flooddgate reloaded. The next match will start at %s." %
+ [floodgate.next_time])
+
+ while (true)
+ begin
+ diff = floodgate.next_time - Time.now
+ if diff > 0
+ sleep(diff/2)
+ next
+ end
+ $league.reload
+ floodgate.match_game
+ floodgate.charge
+ next_time = floodgate.next_time
+ $mutex.synchronize do
+ log_message("Reloading source...")
+ ShogiServer.reload
+ end
+ floodgate = ShogiServer::League::Floodgate.new($league, next_time)
+ log_message("Floodgate: The next match will start at %s." %
+ [floodgate.next_time])
+ rescue Exception => ex
+ # ignore errors
+ log_error("[in Floodgate's thread] #{ex} #{ex.backtrace}")
end
- @@time = time
end
end
end
-#################################################
-# MAIN
-#
-
-def usage
- print <<EOM
-NAME
- shogi-server - server for CSA server protocol
-
-SYNOPSIS
- shogi-server event_name port_number
-
-DESCRIPTION
- server for CSA server protocol
-
-OPTIONS
- --pid-file file
- specify filename for logging process ID
-
-LICENSE
- this file is distributed under GPL version2 and might be compiled by Exerb
-
-SEE ALSO
-
-RELEASE
- #{Release}
+def main
+
+ $options = parse_command_line
+ check_command_line
+ $config = ShogiServer::Config.new $options
-REVISION
- #{Revision}
-EOM
-end
+ $league = ShogiServer::League.new($topdir)
-def log_message(str)
- printf("%s message: %s\n", Time::new.to_s, str)
-end
+ $league.event = ARGV.shift
+ port = ARGV.shift
-def log_warning(str)
- printf("%s warning: %s\n", Time::new.to_s, str)
-end
+ log_file = $options["daemon"] ? File.join($options["daemon"], "shogi-server.log") : STDOUT
+ $logger = setup_logger(log_file)
-def log_error(str)
- printf("%s error: %s\n", Time::new.to_s, str)
-end
+ $league.dir = $topdir
+ config = {}
+ config[:Port] = port
+ config[:ServerType] = WEBrick::Daemon if $options["daemon"]
+ config[:Logger] = $logger
-def parse_command_line
- options = Hash::new
- parser = GetoptLong.new
- parser.ordering = GetoptLong::REQUIRE_ORDER
- parser.set_options(
- ["--pid-file", GetoptLong::REQUIRED_ARGUMENT])
+ fg_thread = nil
- parser.quiet = true
- begin
- parser.each_option do |name, arg|
- name.sub!(/^--/, '')
- options[name] = arg.dup
+ config[:StartCallback] = Proc.new do
+ srand
+ if $options["pid-file"]
+ write_pid_file($options["pid-file"])
end
- rescue
- usage
- raise parser.error_message
- end
- return options
-end
-
-def write_pid_file(file)
- open(file, "w") do |fh|
- fh.print Process::pid, "\n"
+ setup_watchdog_for_giant_lock
+ $league.setup_players_database
+ fg_thread = setup_floodgate
end
-end
-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)
+ config[:StopCallback] = Proc.new do
+ if $options["pid-file"]
+ FileUtils.rm($options["pid-file"], :force => true)
end
end
-end
-def main
- $mutex = Mutex::new
- Thread::start do
- Thread.pass
- mutex_watchdog($mutex, 10)
+ srand
+ server = WEBrick::GenericServer.new(config)
+ ["INT", "TERM"].each do |signal|
+ trap(signal) do
+ server.shutdown
+ fg_thread.kill if fg_thread
+ end
end
-
- $options = parse_command_line
- if (ARGV.length != 2)
- usage
- exit 2
+ trap("HUP") do
+ Dependencies.clear
end
+ $stderr.puts("server started as a deamon [Revision: #{ShogiServer::Revision}]") if $options["daemon"]
+ log_message("server started [Revision: #{ShogiServer::Revision}]")
- LEAGUE.event = ARGV.shift
- port = ARGV.shift
-
- write_pid_file($options["pid-file"]) if ($options["pid-file"])
+ 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
- server = TCPserver.open(port)
- log_message("server started")
-
- while true
- Thread::start(server.accept) do |client|
- Thread.pass
- client.sync = true
- player = nil
- login = nil
- while (str = client.gets_timeout(Login_Time))
- begin
- $mutex.lock
- str =~ /([\r\n]*)$/
- eol = $1
- if (Login::good_login?(str))
- player = Player::new(str, client)
- player.eol = eol
- login = Login::factory(str, player)
- if (LEAGUE.players[player.name])
- if ((LEAGUE.players[player.name].password == player.password) &&
- (LEAGUE.players[player.name].status != "game"))
- log_message(sprintf("user %s login forcely", player.name))
- LEAGUE.players[player.name].kill
- else
- login.incorrect_duplicated_player(str)
- Thread::exit
- return
- end
- 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)
- end
- ensure
- $mutex.unlock
- end
- end # login loop
- if (! player)
- client.close
- Thread::exit
- return
- end
log_message(sprintf("user %s login", player.name))
login.process
- player.run(login.csa_1st_str)
+ player.setup_logger($options["player-log-dir"]) if $options["player-log-dir"]
+ player.run(login.csa_1st_str) # loop
+ $mutex.lock
begin
- $mutex.lock
if (player.game)
player.game.kill(player)
end
player.finish # socket has been closed
- LEAGUE.delete(player)
+ $league.delete(player)
log_message(sprintf("user %s logout", player.name))
ensure
$mutex.unlock
end
- end
end
end
+
if ($0 == __FILE__)
- LEAGUE = League::new
- main
+ STDOUT.sync = true
+ STDERR.sync = true
+ TCPSocket.do_not_reverse_lookup = true
+ Thread.abort_on_exception = $DEBUG ? true : false
+
+ begin
+ main
+ rescue Exception => ex
+ if $logger
+ log_error("main: #{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}")
+ else
+ $stderr.puts "main: #{ex.class}: #{ex.message}\n\t#{ex.backtrace[0]}"
+ end
+ end
end