## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+module ShogiServer # for a namespace
+
Max_Write_Queue_Size = 1000
Max_Identifier_Length = 32
Default_Timeout = 60 # for single socket operation
Release.concat("-") if (Release == "")
Revision = "$Revision$".gsub(/[^\.\d]/, '')
-STDOUT.sync = true
-STDERR.sync = true
-
require 'getoptlong'
require 'thread'
require 'timeout'
require 'yaml/store'
require 'digest/md5'
-TCPSocket.do_not_reverse_lookup = true
-Thread.abort_on_exception = true
class TCPSocket
hash = search(player.id)
if hash
# a current user
- player.name = hash['name']
- player.rate = hash['rate']
- player.modified_at = hash['modified_at']
+ 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
- hash = @db[id]
+ @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.roots.each do |id|
- players << id
+ @db["players"].each do |group, players_hash|
+ players << players_hash.keys
end
end
- return players.collect do |id|
- p = RatedPlayer.new
+ return players.flatten.collect do |id|
+ p = BasicPlayer.new
p.id = id
self.load(p)
p
end
-class RatedPlayer
+######################################################
+# 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
+
+ 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
+
+ # 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
+ @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 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 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 Player < RatedPlayer
+
+class Player < BasicPlayer
def initialize(str, socket)
- @name = nil
- @password = nil
+ super()
@socket = socket
@status = "connected" # game_waiting -> agree_waiting -> start_waiting -> game -> finished
@game_name = ""
@mytime = 0 # set in start method also
@sente = nil
- @writer_thread = nil
- @main_thread = nil
@write_queue = Queue::new
- login(str)
+ @main_thread = Thread::current
+ @writer_thread = Thread::start do
+ Thread.pass
+ writer()
+ end
end
- attr_accessor :password, :socket, :status
+ attr_accessor :socket, :status
attr_accessor :protocol, :eol, :game, :mytime, :game_name, :sente
attr_accessor :main_thread, :writer_thread, :write_queue
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?)
@socket.write_safe('##[HELP] available commands "%%WHO", "%%CHAT str", "%%GAME game_name +", "%%GAME game_name -"')
end
- def login(str)
- str =~ /([\r\n]*)$/
- @eol = $1
- str.chomp!
- (login, @name, @password, ext) = str.split
- @name, trip = @name.split(",") # used by rating
- @id = trip ? "%s+%s" % [@name, Digest::MD5.hexdigest(trip)] : nil
- if (ext)
- @protocol = "x1"
- else
- @protocol = "CSA"
- end
- @main_thread = Thread::current
- @writer_thread = Thread::start do
- writer()
- 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))
- if (good_game_name?(@password))
- csa_1st_str = "%%GAME #{@password} *"
- else
- csa_1st_str = "%%GAME #{Default_Game_Name} *"
- end
- end
-
+ def run(csa_1st_str=nil)
while (csa_1st_str || (str = @socket.gets_safe(Default_Timeout)))
begin
$mutex.lock
end
s = @game.handle_one_move(move, self)
@game.fh.print("#{comment}\n") if (comment && !s)
- return if (s && @protocol == "CSA")
+ return if (s && @protocol == LoginCSA::PROTOCOL)
end
when /^%[^%]/, :timeout
if (@status == "game")
s = @game.handle_one_move(str, self)
- return if (s && @protocol == "CSA")
+ return if (s && @protocol == LoginCSA::PROTOCOL)
end
when /^REJECT/
if (@status == "agree_waiting")
@game.reject(@name)
- return if (@protocol == "CSA")
+ return if (@protocol == LoginCSA::PROTOCOL)
else
write_safe(sprintf("##[ERROR] you are in %s status. AGREE is valid in agree_waiting status\n", @status))
end
when /^%%RATING/
players = LEAGUE.rated_players
players.sort {|a,b| b.rate <=> a.rate}.each do |p|
- write_safe("%s (%s) \t %4d @%s\n" %
- [p.name, p.id, p.rate, p.modified_at.strftime("%Y-%m-%d")])
+ write_safe("##[RATING] %s \t %4d @%s\n" %
+ [p.simple_id, p.rate, p.modified_at.strftime("%Y-%m-%d")])
end
+ write_safe("##[RATING] +OK\n")
+ when /^%%VERSION/
+ write_safe "##[VERSION] Shogi Server revision #{Revision}\n"
+ write_safe("##[VERSION] +OK\n")
when /^%%GAME\s*$/
if ((@status == "connected") || (@status == "game_waiting"))
@status = "connected"
command_name = $1
game_name = $2
my_sente_str = $3
- if (! good_game_name?(game_name))
+ if (! Login::good_game_name?(game_name))
write_safe(sprintf("##[ERROR] bad game name\n"))
next
elsif ((@status == "connected") || (@status == "game_waiting"))
when /^%%CHAT\s+(.+)/
message = $1
LEAGUE.players.each do |name, player|
- if (player.protocol != "CSA")
+ if (player.protocol != LoginCSA::PROTOCOL)
player.write_safe(sprintf("##[CHAT][%s] %s\n", @name, message))
end
end
y1 = $5.to_i
name = $6
elsif (str =~ /^%KACHI/)
- raise ArgumentError, "sente is null", caller unless sente
+ raise ArgumentError, "sente is null", caller if sente == nil
if (good_kachi?(sente))
return :kachi_win
else
@sente.status = "connected"
@gote.status = "connected"
- if (@current_player.protocol == "CSA")
+ if (@current_player.protocol == LoginCSA::PROTOCOL)
@current_player.finish
end
- if (@next_player.protocol == "CSA")
+ if (@next_player.protocol == LoginCSA::PROTOCOL)
@next_player.finish
end
@monitors = Array::new
return options
end
-def good_game_name?(str)
- if ((str =~ /^(.+)-\d+-\d+$/) &&
- (good_identifier?($1)))
- return true
- else
- return false
- end
-end
-
-# TODO This is also checked by good_game_name?().
-def good_identifier?(str)
- if str =~ /\A[\w\d_@\-\.]{1,#{Max_Identifier_Length}}\z/
- return true
- elsif str =~ /\A[\w\d_@\-\.]{1,#{Max_Identifier_Length}},[\w\d_@\-\.]{1,#{Max_Identifier_Length}}\z/
- return true
- else
- return false
- end
-end
-
-def 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 write_pid_file(file)
+def write_pid_file(file)
open(file, "w") do |fh|
fh.print Process::pid, "\n"
end
end
def main
+
$mutex = Mutex::new
Thread::start do
Thread.pass
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 (good_login?(str))
+ 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
- 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
+ login.incorrect_duplicated_player(str)
Thread::exit
return
end
return
end
log_message(sprintf("user %s login", player.name))
- player.run
+ login.process
+ player.run(login.csa_1st_str)
begin
$mutex.lock
if (player.game)
end
end
end
+module_function :main
+
+end # module ShogiServer
if ($0 == __FILE__)
- LEAGUE = League::new
- main
+ STDOUT.sync = true
+ STDERR.sync = true
+ TCPSocket.do_not_reverse_lookup = true
+ Thread.abort_on_exception = true
+
+ LEAGUE = ShogiServer::League::new
+ ShogiServer::main
end