def start(self):
""" Begins the primary loop for the server."""
outboundData = {"gameServer host": None, "gameServer port": None}
counter = 0
while True:
# Each time a person joins, iterates over the current list of active games.
# If any of the games has finished, removes that game and re-opens the port.
for thread in self.activeGames:
if thread.isAlive() == False:
self.activeGames.remove(thread)
print("CONNECTOR: Active port number is", self.activePort,
"Iteration", counter)
counter += 1
print('CONNECTOR: Trying to recieve data...')
inboundData = self.socket.recvfrom(
1024) # Gets bundle of data from clients
data = inboundData[0] # Separates data from address
address = inboundData[1] # Separates address from data
data = pickle.loads(data) # Unpickles data back into a python dict
print("CONNECTOR: Message:", data, "From:", address)
self.waitingList.append(address)
# Creates a new Game server here
if len(self.waitingList) >= 2:
print("CONNECTOR: Someone wants to play, creating a game...")
g = GameServer(self.activePort) # Creates game
print(g.start()) # Starts game
self.activeGames.append(g) # Adds the game a list
# Tells the first person to start the game where it's being hosted
outboundData["gameServer host"] = self.HOST
outboundData["gameServer port"] = self.activePort
# Keeps track of how many people have successfully connected
self.connected += 1
print(
"CONNECTOR: Keeping track of the number of people who have connected:",
self.connected)
# Connects players to the new game
for x in range(2):
address = self.waitingList[x]
# Packages up data and sends it back to the player
out = pickle.dumps(outboundData)
self.socket.sendto(out, address)
print("CONNECTOR: Sent data out to", address)
self.waitingList = self.waitingList[
2:] # Removes players from waiting list once they're in a game
def __init__(self):
self._header_length = ConstantVariables.NETWORK_HEADER_LENGTH
self._server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self._server_socket.bind((ConstantVariables.NETWORK_IP, ConstantVariables.NETWORK_PORT))
self._server_socket.listen()
self._sockets_list = [self._server_socket]
self._clients = {}
self._game = GameServer()
self._client_count = 0
print(f'Listening for connections on {ConstantVariables.NETWORK_IP}:{ConstantVariables.NETWORK_PORT}...')
def createServer(self, connection, address):
self.removeEmptyServers() # a lil extra here: remove empty servers.
self.console(f"[{address}] wants to create a server")
# create server object. get its key. server should have a STATUS var tbh.
self.SERVER_COUNTER += 1
s = GameServer(self.SERVER,
self.PORT + self.SERVER_COUNTER) # this halts. how not?
k = s.returnKey()
# self.SERVERS.append(s)
self.SERVERS[k] = s
# return key to client.
self.send_to_client(connection, f"{self.JOINSERVER_MSG} {k}")
def __init__(self):
# tiles and pixels
self._tile_width = ConstantVariables.TILE_WIDTH
self._nb_tile_x = ConstantVariables.NB_COLUMN
self._nb_tile_y = ConstantVariables.NB_ROW
self._width_px = ConstantVariables.WINDOW_WIDTH
self._height_px = ConstantVariables.WINDOW_HEIGHT
# elements
# screen - textures
self._screen = pygame.display.set_mode(
(self._width_px, self._height_px))
self._background = pygame.image.load('../assets/grass.jpg')
self._background = pygame.transform.scale(
self._background, (self._width_px, self._height_px))
self._apple_image = pygame.image.load('../assets/apple.png')
self._apple_image = pygame.transform.scale(
self._apple_image, (self._tile_width, self._tile_width))
# game
self._game = GameServer()
# socket
self._socket = ClientSocket()
# other
self._running = True
self._my_direction = "not_set"
def __init__(self, parent=None):
super(AdminGui, self).__init__(parent)
self.game = GameServer(self, 'jeopardy')
self.loadRules()
"""
Setup the player table, and wait for players to login before
the game may be started.
"""
self.playerAdmin = PlayerAdminDialog(self)
self.playerAdmin.startGame.connect(self.startGame)
self.playerAdmin.show() # does not block thread, __init__ continues
# starts the GameServer thread
self.game.start()
# prepare to tell the time elapsed since the game started
self.time = QTime(0, 0, 0)
self.timer = QTimer(self)
self.timer.timeout.connect(self.displayTime)
def start_game_by_json(self, req):
field = self.get_int_field((req['arena'])['field'])
temp_pos = self.get_position_for(field, 1)
temp = req['robot1']
bot_stat1 = BotMapper(temp['charge'], temp['weight'], temp['speed'],
temp['tiredness'], temp['damage'], temp['range'],
temp_pos[0], temp_pos[1], field)
bot1_string = (temp['botAlgorithm'])['algorithm']
temp_pos = self.get_position_for(field, 2)
temp = req['robot2']
bot_stat2 = BotMapper(temp['charge'], temp['weight'], temp['speed'],
temp['tiredness'], temp['damage'], temp['range'],
temp_pos[0], temp_pos[1], field)
bot2_string = (temp['botAlgorithm'])['algorithm']
game = GameServer(bot1_string, bot2_string, bot_stat1, bot_stat2,
field)
res = game.start()
return jsonify({"winner": res[0], "fight_map": res[1]})
def __init__(self, address):
super(Parser, self).__init__()
self.address = address
self.queue = Queue.Queue()
self.go = True
self.time = 0.0
self.startup = timeit.default_timer()
self.last_message = time.time()
self.server = GameServer()
self.game = Game()
self.engine = Engine()
self.player = Player()
self.game_player = GamePlayer()
self.game_map = GameMap()
self.game_weapon = GameWeapon()
self.cur_server = self.server.get(address=self.address)
self.cur_game = self.game.get(id=self.cur_server['game_id'])
def HostTheGame():
print("HOST TIME")
GameServer()
Created on Thu Mar 12 13:15:34 2020
@author: simed
"""
from GameServer import GameServer
from game import Game
initial_pop = {
2: [[(5, 5), 2], [(6, 6), 5]],
1: [[(0, 0), 10]],
0: [[(9, 9), 10]]
}
g = Game(10, 10, initial_pop)
gs = GameServer(g, '', '', True)
# test get_valid_mov
tests = {
(0, 0): [(0, 1), (1, 0), (1, 1)],
(5, 5): [(4, 4), (4, 5), (4, 6), (5, 4), (5, 6), (6, 4), (6, 5), (6, 6)],
(9, 9): [(8, 8), (8, 9), (9, 8)]
}
for inp, out in tests.items():
if gs.get_valid_move(inp) != out:
print(
f'error on get_valid_mov with input {inp}, received = {gs.get_valid_mov(inp)} instead of {out}'
)
#Testing end detection
if gs.is_game_ended()[0] == True:
class AdminGui(Gui):
"""
Signals are used to communicate with the GameServer, which is in a
different thread. Any instance where a GameServer method is called
directly is a _bug_. Please report it.
"""
answerShown = pyqtSignal()
answerChecked = pyqtSignal(str, bool)
mutePlayers = pyqtSignal(list)
unmutePlayers = pyqtSignal(list)
def __init__(self, parent=None):
super(AdminGui, self).__init__(parent)
self.game = GameServer(self, 'jeopardy')
self.loadRules()
"""
Setup the player table, and wait for players to login before
the game may be started.
"""
self.playerAdmin = PlayerAdminDialog(self)
self.playerAdmin.startGame.connect(self.startGame)
self.playerAdmin.show() # does not block thread, __init__ continues
# starts the GameServer thread
self.game.start()
# prepare to tell the time elapsed since the game started
self.time = QTime(0, 0, 0)
self.timer = QTimer(self)
self.timer.timeout.connect(self.displayTime)
"""
loadRules is where the user selects a game file (*.jeop) and where it is
validated by the RuleLoader module. After (if) this function finishes, the
GameServer object, self.game will contain the rules read from the file.
The RuleLoader may be used on its own to test the validity of .jeop files.
"""
def loadRules(self):
fileName = ''
while fileName == '':
fileName = QFileDialog.getOpenFileName(self,
'Select a Jeopardy game file',
'example.jeop',
'Jeopardy game files (*.jeop)')
if fileName == '':
sys.exit()
self.log('Validating ' + fileName)
# validateFile is the actual function from RuleLoader that is called
if validateFile(self.game, fileName) == False:
ans = QMessageBox.warning(self, '',
'The selected game file is invalid.\nPlease choose a different one.',
QMessageBox.Ok | QMessageBox.Cancel)
if ans == QMessageBox.Cancel:
sys.exit()
fileName = ''
else:
self.log('Loaded ' + fileName)
"""
The actual game ui is set up and the AdminGui instructs the GameServer to
startGames for all players
"""
def startGame(self):
self.playerAdmin.close()
self.game.loginEnabled = False
self.game.nextRound()
self.setupGui('Show Answer', self.game.width, self.game.height)
self.getDisplayButton().clicked.connect(self.game.showAnswer)
self.timer.start(1000)
self.show()
self.gameStarted.emit()
"""
Virtual methods required in Gui implemented here. In this case, all the data
is in the GameServer. No mutexes are used because GameServer cannot ever modify
these fields at the same time AdminGui reads them.
"""
def getRound(self):
return self.game.round
def getQuestion(self):
return self.game.question
def getTempPath(self):
return self.game.tempPath
def getTemplate(self):
return self.game.template
def getScores(self):
return self.game.scores
"""
Custom table used in the AdminGui.
Players can be muted and their Status is displayed. Use it to determine who
can select a question, who can answer and who is disconnected.
"""
def setupTable(self):
table = PlayerTable(['Nickname', 'IP', 'Status', 'Score'], 'mute')
for player in self.game.players.items():
table.addPlayer((player[0], player[1][1], player[1][2], player[1][3]))
return table
"""
Communication between AdminGui and GameServer is setup here. The actual logic
behind most operations pertaining players is in the GameServer.
- player Mute/Unmute, from table buttons
- answerChecked, for score modification
- showing the answer to everyone from QuestionDisplay button;
note: this signal is not always connected as that button is also used
for progressing to the next question in addition to showing the answer
- question selection from ButtonGrid
"""
def setupSignals(self):
self.gameStarted.connect(self.game.startGame)
self.getTable().playersMuted.connect(self.game.mutePlayers)
self.getTable().playersUnmuted.connect(self.game.unmutePlayers)
self.answerChecked.connect(self.game.checkAnswer)
self.getDisplay().buttonClicked.connect(self.game.showAnswer)
self.getGrid().buttonClicked.connect(self.game.selectQuestion)
"""
The admin user decides whether a question is correct or not regardless of the
actual answer's formulation.
"""
def playerBuzzed(self, name):
ans = QMessageBox.information(self, '', 'Player ' + name + ' is answering.\nIs the answer correct?', QMessageBox.Yes | QMessageBox.No)
if ans == QMessageBox.Yes:
add = True
else:
add = False
self.answerChecked.emit(name, add)
# refreshes the timer every second
def displayTime(self):
self.time = self.time.addSecs(1)
self.getLabel().setText(self.time.toString())
"""
Same functions as in Gui class, but also handling the double-use button
"""
def displayQuestion(self, i):
Gui.displayQuestion(self, i)
Gui.displayAnswer(self)
self.displayShowAnswerButton()
def displayAnswer(self):
Gui.displayAnswer(self)
self.displayNextQuestionButton()
def displayNextQuestionButton(self):
self.getDisplayButton().clicked.disconnect()
self.getDisplayButton().setText('Next Question')
self.getDisplayButton().clicked.connect(self.game.nextQuestion)
def displayShowAnswerButton(self):
self.getDisplayButton().clicked.disconnect()
self.getDisplayButton().setText('Show Answer')
self.getDisplayButton().clicked.connect(self.game.showAnswer)
"""
Since the ButtonGrid is used for question selection, when a new one is created,
because of a change of round, the buttonClicked signal must be reconnected.
"""
def updateGrid(self):
self.getGrid().buttonClicked.disconnect()
Gui.updateGrid(self)
self.getGrid().buttonClicked.connect(self.game.selectQuestion)
"""
The AdminGui can also save the scores in addition to displaying them.
"""
def displayEndGame(self):
self.getTable().hideButtons()
Gui.displayEndGame(self)
def displayPlot(self, path):
Gui.displayPlot(self, path)
w = QPushButton('Save scores as PNG')
w.clicked.connect(self.saveScoresPng)
self.layout().addWidget(w, 2, 0)
w = QPushButton('Save scores as text file')
w.clicked.connect(self.saveScoresText)
self.layout().addWidget(w, 2, 1)
def saveScoresText(self):
fileName = QFileDialog.getSaveFileName(self, 'Save Scores', 'scores.txt', 'Text files (*.txt)')
fp = open(fileName, 'w')
for player in self.game.players.items():
fp.write(player[0] + '\t' + str(player[1][3]) + '\n')
fp.close()
def saveScoresPng(self):
fileName = QFileDialog.getSaveFileName(self, 'Save Scores', 'scores.png', 'Images (*.png)')
self.plotThread = PlotRenderer(self.getScores(), str(fileName), True, 300, self)
self.plotThread.start()
def main(args):
server = GameServer(2, argv[1], int(argv[2]))
server.start_server()
def main(args):
server = GameServer(2, argv[1], int(argv[2]))
server.start_server()
def run(port=8191, host='0.0.0.0'):
server = GameServer()
server.serve_forever(port, host)
class ServerSocket:
def __init__(self):
self._header_length = ConstantVariables.NETWORK_HEADER_LENGTH
self._server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self._server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self._server_socket.bind((ConstantVariables.NETWORK_IP, ConstantVariables.NETWORK_PORT))
self._server_socket.listen()
self._sockets_list = [self._server_socket]
self._clients = {}
self._game = GameServer()
self._client_count = 0
print(f'Listening for connections on {ConstantVariables.NETWORK_IP}:{ConstantVariables.NETWORK_PORT}...')
def start(self):
self._game.start()
while True:
read_sockets, _, exception_sockets = select.select(self._sockets_list, [], self._sockets_list)
for notified_socket in read_sockets:
# new connection
if notified_socket == self._server_socket:
client_socket, client_address = self._server_socket.accept()
client_message = self.receive_message(client_socket)
if client_message is False:
continue
if client_message['data'].decode('utf-8') == "ask_id":
self.create_client_and_send_id(client_socket)
print('Accepted new connection from {}:{}, request: {}'.format(*client_address,
client_message['data'].decode(
'utf-8')))
# known connection
else:
message = self.receive_message(notified_socket)
if message is False:
print('Closed connection from: {}'.format(self._clients[notified_socket]))
# remove client
for snake in self._game.snakes:
if snake.id_client == self._clients[notified_socket]:
self._game.snakes.remove(snake)
self._sockets_list.remove(notified_socket)
del self._clients[notified_socket]
continue
#
client_message = self._clients[notified_socket]
print(f"Received message from {client_message}")
# update the snake of the client
for snake in self._game.snakes:
if snake.id_client == client_message:
# change direction of the snake
snake.direction_current = message['data'].decode('utf-8')
# move the snake
snake.move_head()
if self._game.is_apple_caught(snake):
self._game.create_new_apple()
snake.growth()
else:
snake.move_body()
# if the client has lost the game
if self.is_client_lost(snake):
# send to client
message_game = "".encode('utf-8')
message_game = bytes(f"{len(message_game):<{self._header_length}}",
'utf-8') + message_game
notified_socket.send(message_game)
# remove client
print('Closed connection from: {}'.format(self._clients[notified_socket]))
self._game.snakes.remove(snake)
self._sockets_list.remove(notified_socket)
del self._clients[notified_socket]
break
# send game to the client
message_game = pickle.dumps(self._game)
message_game = bytes(f"{len(message_game):<{self._header_length}}", 'utf-8') + message_game
notified_socket.send(message_game)
# remove clients of the notifications
for notified_socket in exception_sockets:
self._sockets_list.remove(notified_socket)
del self._clients[notified_socket]
def receive_message(self, client_socket):
try:
message_header = client_socket.recv(self._header_length)
if not len(message_header):
# if no data receive, client closed connection
return False
message_length = int(message_header.decode('utf-8').strip())
message = client_socket.recv(message_length)
return {'header': message_header, 'data': message}
except:
return False
def create_client_and_send_id(self, client_socket):
self._client_count += 1
client_id = str(self._client_count) # the id must be a str for sending
self._clients[client_socket] = client_id
# creation of the snake of the client
self._game.create_snake(client_id)
# add the client id ine the list of clients
self._sockets_list.append(client_socket)
# send the id to the client
message = client_id.encode('utf-8')
message_header = f"{len(message):<{self._header_length}}".encode('utf-8')
client_socket.send(message_header + message)
def is_client_lost(self, snake_client):
for snake in self._game.snakes:
if snake != snake_client:
if snake.get_head_coordinate() == snake_client.get_head_coordinate():
return True
elif snake_client.get_head_coordinate() in snake.body_coordinates:
return True
else:
if snake.get_head_coordinate() in snake.body_coordinates:
return True
return False
class Parser(threading.Thread):
def __init__(self, address):
super(Parser, self).__init__()
self.address = address
self.queue = Queue.Queue()
self.go = True
self.time = 0.0
self.startup = timeit.default_timer()
self.last_message = time.time()
self.server = GameServer()
self.game = Game()
self.engine = Engine()
self.player = Player()
self.game_player = GamePlayer()
self.game_map = GameMap()
self.game_weapon = GameWeapon()
self.cur_server = self.server.get(address=self.address)
self.cur_game = self.game.get(id=self.cur_server['game_id'])
def run(self):
start = timeit.default_timer()
self.sync()
# Process the messages
while self.go:
self.last_message = time.time()
# Use a non-blocking fetch so we can always quit the loop
buf = ""
try:
try:
message = self.queue.get(False)
except (KeyboardInterrupt):
return
except (Queue.Empty):
try:
time.sleep(0.1)
continue
except:
pass
except:
pass
# Start a timer
start = timeit.default_timer()
buf += self.parse(message)
# Finished, create the end timer
self.time += (timeit.default_timer()-start)
#done
self.queue.task_done()
# Print
if buf:
print(buf)
def put(self, data):
self.queue.put(data)
def stop(self):
elapsed = (timeit.default_timer()-self.startup)
print termcolor.colored(
"Thread was running for %10.4f seconds. %10.4f was spent processing or blocked. (%6.2f%%): %s" %
(round(elapsed, 4), round(self.time, 4), round((self.time / elapsed * 100), 2), self.address), 'red')
self.go = False
def stats(self):
elapsed = (timeit.default_timer()-self.startup)
print termcolor.colored(
"Thread running for %10.4f seconds. %10.4f has been spent processing or blocked. (%6.2f%%): %s" %
(round(elapsed, 4), round(self.time, 4), round((self.time / elapsed * 100), 2), self.address), 'red')
def parse(self, message):
return ""
def getLastMessageTime(self):
return self.last_message
# Reversi is a multiplayer reversi game with dedicated server
# Copyright (C) 2012-2013, Juan Antonio Aldea Armenteros
# 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 3 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, see <http://www.gnu.org/licenses/>.
# -*- coding: utf8 -*-
#################################
# Juan Antonio Aldea Armenteros #
# CSPA - LUT - 2013 #
#################################
from GameServer import GameServer
from GameServerTCP import GameServerTCP
if __name__ == '__main__':
tcp_server = GameServerTCP(27015)
game_server = GameServer(tcp_server)
tcp_server.set_indication(game_server)
game_server.run()
#!/usr/bin/python3 from GameServer import GameServer gs = GameServer()
host = 'localhost'
port = 50000
backlog = 5
maxsize = 1024
# Start listening on our socket
server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server.bind((host, port))
server.listen(backlog)
input = [server, ] # List of all connections we want to check for data
running = 1
# New game server instance which will help manage ongoing games
gameServer = GameServer()
# Map of socket connections to players
socketsToPlayers = {}
# Helper function to send status codes with messages to a socket
def sendStatus(soc, code, message=None):
codeStr = "STATUS " + str(code)
if message is not None:
# print("The message is" + message)
codeStr += "\n" + str(message)
codeStr += "\r\n\r\n"
soc.send(codeStr.encode())