commit 5a394ea2d05ade7e8f2996e4272c947e816d8372
Author: Fierelier <fierelier@gmail.com>
Date:   Fri Apr 9 15:16:29 2021 +0200

    first commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..36f3148
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/textServer/
\ No newline at end of file
diff --git a/clientBlaster.py b/clientBlaster.py
new file mode 100644
index 0000000..530f193
--- /dev/null
+++ b/clientBlaster.py
@@ -0,0 +1,209 @@
+#!/usr/bin/env python3
+import sys
+
+oldexcepthook = sys.excepthook
+def newexcepthook(type,value,traceback):
+	oldexcepthook(type,value,traceback)
+	input("Press ENTER to quit.")
+sys.excepthook = newexcepthook
+
+import os
+p = os.path.join
+pUp = os.path.dirname
+s = False
+if getattr(sys, 'frozen', False) and hasattr(sys, '_MEIPASS'):
+	s = os.path.realpath(sys.executable)
+else:
+	s = os.path.realpath(__file__)
+sp = pUp(s)
+
+# script start
+import threading
+import socket
+import struct
+
+addr = ("127.0.0.1",21779)
+
+threads = {}
+threadId = 0
+threadsLock = threading.Lock()
+close = False
+
+eventHandlers = {}
+eventHandlersLock = threading.Lock()
+
+def runCode(str, lcs = False, description = "loose-code"):
+	if lcs == False: lcs = {}
+	code = compile(str,description,"exec")
+	exec(code,globals(),lcs)
+	return lcs
+
+def runScript(sf, lcs = False):
+	if lcs == False: lcs = {}
+	with open(sf) as script:
+		runCode(script.read(),lcs,sf)
+		return lcs
+
+def getModlist(path):
+	modList = []
+	for root,dirs,files in os.walk(path):
+		for file in dirs:
+			ffile = p(root,file)
+			lfile = ffile.replace(path + os.path.sep,"",1)
+			if lfile[0] == "-": continue
+			if lfile[0] == "[" and lfile[-1] == "]":
+				modList = modList + sorted(getModlist(ffile))
+				continue
+			
+			modList.append(ffile)
+		break
+	
+	return modList
+
+def triggerEvent(event,*args,**kwargs):
+	eventHandlersLock.acquire()
+	handlers = eventHandlers.copy()
+	eventHandlersLock.release()
+	
+	if not event in handlers: return
+	for func in handlers[event]:
+		cancel = func(event,*args,**kwargs)
+		if cancel: return True
+	
+	return False
+
+def addEventHandler(event,func):
+	eventHandlersLock.acquire()
+	if not event in eventHandlers: eventHandlers[event] = []
+	eventHandlers[event].append(func)
+	eventHandlersLock.release()
+
+def sendResponse(connection,data):
+	connection.sendall(len(data).to_bytes(4,"big") + data)
+
+class connectionThread(threading.Thread):
+	global threadsLock
+	
+	def __init__(self,threadId,connection,address):
+		threading.Thread.__init__(self)
+		self.threadId = threadId
+		self.connection = connection
+		self.address = address
+		self.closed = False
+		self.user = False
+		self.lock = threading.Lock()
+	
+	def closeThread(self):
+		self.lock.acquire()
+		threadsLock.acquire()
+		try:
+			self.connection.close()
+		except:
+			print("failed to close connection, ignoring.")
+			pass
+		
+		del threads[str(self.threadId)]
+		print("thread closed: " +str(self.threadId)+ " (open: " +str(len(threads))+ ")")
+		self.closed = True
+		threadsLock.release()
+		self.lock.release()
+	
+	def run(self):
+		self.lock.acquire()
+		# inform about connection
+		print("thread opened: " +", ".join((str(self.threadId),str(self.address))))
+		self.lock.release()
+		
+		while True:
+			try:
+				# get request length
+				data = b''
+				data = self.connection.recv(4)
+				
+				if not data:
+					self.closeThread()
+					return
+				
+				requestLength = int.from_bytes(data,"big")
+				
+				# inform about request
+				cancel = triggerEvent("onPreRequest",self,requestLength)
+				self.lock.acquire()
+				if self.closed:
+					self.lock.release()
+					return
+				self.lock.release()
+				if cancel: continue
+				
+				# process request
+				cancel = triggerEvent("onRequest",self,requestLength)
+				self.lock.acquire()
+				if self.closed:
+					self.lock.release()
+					return
+				self.lock.release()
+				if cancel: continue
+			except Exception as e:
+				#self.lock.release() - fix this
+				cancel = False
+				try:
+					cancel = triggerEvent("onException",self,e)
+				except:
+					self.closeThread()
+					raise
+				
+				if cancel: continue
+				self.closeThread()
+				raise e
+
+modulesLoaded = []
+modulePath = p(sp,"modules")
+def moduleRun(localModule):
+	if not localModule in modulesLoaded: modulesLoaded.append(localModule)
+	print("> " +localModule+ "...")
+	runScript(p(modulePath,localModule,"module.py"))
+
+def moduleDepends(localModules):
+	if type(localModules) == str: localModules = [localModules]
+	
+	for localModule in localModules:
+		if localModule in modulesLoaded: return
+		print("depend ",end="")
+		moduleRun(localModule)
+
+def main():
+	print("Loading modules...")
+	for path in getModlist(modulePath):
+		if os.path.isfile(p(path,"module.py")):
+			localModule = path.replace(modulePath + os.path.sep,"",1)
+			if not localModule in modulesLoaded:
+				moduleRun(localModule)
+	
+	print("\nServing on " +":".join(map(str,addr))+ "!")
+	
+	global socketServer
+	socketServer = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+	socketServer.bind(addr)
+	socketServer.listen(1000)
+	
+	global threadId
+	global close
+	while True:
+		connection, address = socketServer.accept()
+		threadsLock.acquire()
+		if close: threadsLock.release(); break
+		cancel = triggerEvent("onConnect",connection,address)
+		if close: threadsLock.release(); break
+		if cancel: continue
+		
+		threadId += 1
+		while str(threadId) in threads:
+			threadId += 1
+		
+		thread = connectionThread(threadId,connection,address)
+		threads[str(threadId)] = thread
+		thread.start()
+		threadsLock.release()
+
+if __name__ == '__main__':
+	main()
\ No newline at end of file
diff --git a/modules/[example modules]/-parrot text server/module.py b/modules/[example modules]/-parrot text server/module.py
new file mode 100644
index 0000000..d7bbd8f
--- /dev/null
+++ b/modules/[example modules]/-parrot text server/module.py	
@@ -0,0 +1,23 @@
+global textPreRequest
+def textPreRequest(event,self,requestLength):
+	if requestLength <= 128: return
+	sendResponse(self.connection,"error: too long".encode("utf-8"))
+	self.closeThread()
+	return True
+addEventHandler("onPreRequest",textPreRequest)
+
+global textRequest
+def textRequest(event,self,requestLength):
+	data = self.connection.recv(requestLength)
+	sendResponse(self.connection,data)
+	text = data.decode("utf-8")
+	print(":".join(map(str,self.address))+ " > " +text)
+	if text == "exit":
+		threadsLock.acquire()
+		global close
+		close = True
+		threadsLock.release()
+		
+		self.closeThread()
+		return True
+addEventHandler("onRequest",textRequest)
\ No newline at end of file
diff --git a/modules/[text server]/[api]/commands/module.py b/modules/[text server]/[api]/commands/module.py
new file mode 100644
index 0000000..7db0040
--- /dev/null
+++ b/modules/[text server]/[api]/commands/module.py	
@@ -0,0 +1,71 @@
+global textCommands
+textCommands = {}
+global textCommandsLock
+textCommandsLock = threading.Lock()
+
+global textCommandRun
+def textCommandRun(self,args):
+	textCommandsLock.acquire()
+	commands = textCommands.copy()
+	textCommandsLock.release()
+	
+	if not args[0] in commands:
+		return ["error","nonfatal","command_not_found"]
+	
+	return commands[args[0]](self,args[0],args[1:])
+
+global textCommandAddHandler
+def textCommandAddHandler(command,function):
+	textCommandsLock.acquire()
+	textCommands[command] = function
+	textCommandsLock.release()
+
+global textCommandToList
+def textCommandToList(cmd):
+	args = []
+	cArg = ""
+	escape = False
+	quoted = False
+	for letter in cmd:
+		if escape == True:
+			cArg += letter
+			escape = False
+			continue
+		
+		if letter == "\\":
+			escape = True
+			continue
+		
+		#if quoted == False and letter == ",":
+		if letter == ",":
+			if cArg == "": continue
+			args.append(cArg)
+			cArg = ""
+			continue
+		
+		#if letter == '"':
+		#	quoted = not quoted
+		#	continue
+		
+		cArg += letter
+	
+	args.append(cArg)
+	
+	return args
+
+global textListToCommand
+def textListToCommand(lst):
+	cmd = ""
+	for arg in lst:
+		arg = arg.replace("\\","\\\\")
+		arg = arg.replace(",","\\,")
+		#arg = arg.replace('"','\\"')
+		#if " " in arg: arg = '"' +arg+ '"'
+		cmd += arg + ","
+	
+	return cmd[:-1]
+
+global textNop
+def textNop(self,command,args):
+	return [""]
+textCommandAddHandler("nop",textNop)
\ No newline at end of file
diff --git a/modules/[text server]/[api]/main/module.py b/modules/[text server]/[api]/main/module.py
new file mode 100644
index 0000000..c46a31a
--- /dev/null
+++ b/modules/[text server]/[api]/main/module.py	
@@ -0,0 +1,5 @@
+moduleDepends(p("[text server]","[api]","utils"))
+
+global textBaseFolder
+textBaseFolder = p(sp,"textServer")
+textQuickFolder(textBaseFolder)
\ No newline at end of file
diff --git a/modules/[text server]/[api]/requests/module.py b/modules/[text server]/[api]/requests/module.py
new file mode 100644
index 0000000..4e99d47
--- /dev/null
+++ b/modules/[text server]/[api]/requests/module.py	
@@ -0,0 +1,10 @@
+moduleDepends(p("[text server]","[api]","commands"))
+
+global textRequest
+def textRequest(self,command,args):
+	if len(args) < 2:
+		return ["error","nonfatal","syntax","Correct syntax: " +command+ ",<id>,<command>,[arg1],[arg2],..."]
+	
+	response = [command,args[0]] + textCommandRun(self,args[1:])
+	return response
+textCommandAddHandler("req",textRequest)
\ No newline at end of file
diff --git a/modules/[text server]/[api]/threadedFiles/module.py b/modules/[text server]/[api]/threadedFiles/module.py
new file mode 100644
index 0000000..366a5df
--- /dev/null
+++ b/modules/[text server]/[api]/threadedFiles/module.py	
@@ -0,0 +1,2 @@
+global fileLock
+fileLock = threading.Lock()
\ No newline at end of file
diff --git a/modules/[text server]/[api]/users/module.py b/modules/[text server]/[api]/users/module.py
new file mode 100644
index 0000000..bc532a3
--- /dev/null
+++ b/modules/[text server]/[api]/users/module.py	
@@ -0,0 +1,92 @@
+moduleDepends([
+	p("[text server]","[api]","commands"),
+	p("[text server]","[api]","threadedFiles")
+])
+
+global textUserFolder
+textUserFolder = p(textBaseFolder,"users")
+textQuickFolder(textUserFolder)
+
+global textUserAllowedCharacters
+textUserAllowedCharacters = "abcdefghijklmnopqrstuvwxyz0123456789.-_ "
+
+global textUserGetPath
+def textUserGetPath(user):
+	return p(textUserFolder,user)
+
+global textUserRegister
+def textUserRegister(self,command,args):
+	if len(args) != 2:
+		return ["error","nonfatal","syntax","Correct syntax: " +command+ ",<user>,<password>"]
+	
+	user = args[0].lower()
+	if len(user) < 1:
+		return ["error","nonfatal","name_too_short","Needs to be at least 1 character in length."]
+	
+	for symbol in user:
+		if not symbol in textUserAllowedCharacters:
+			return ["error","nonfatal","invalid_name","Allowed characters: " +", ".join([char for char in textUserAllowedCharacters])]
+	
+	userpath = textUserGetPath(user)
+	fileLock.acquire()
+	
+	if os.path.isdir(userpath):
+		fileLock.release()
+		return ["error","nonfatal","user_exists"]
+	
+	password = args[1]
+	
+	os.makedirs(userpath)
+	passFile = open(p(userpath,"pass.txt"),"w")
+	passFile.write(password)
+	passFile.close()
+	fileLock.release()
+	return ["ok"]
+textCommandAddHandler("register",textUserRegister)
+
+global textUserLogin
+def textUserLogin(self,command,args):
+	if len(args) != 2:
+		return ["error","nonfatal","syntax","Correct syntax: " +command+ ",<user>,<password>"]
+	
+	user = args[0].lower()
+	if len(user) < 1:
+		return ["error","nonfatal","name_too_short","Needs to be at least 1 character in length."]
+	
+	for symbol in user:
+		if not symbol in textUserAllowedCharacters:
+			fileLock.release()
+			return ["error","nonfatal","invalid_name","Allowed characters: " +", ".join([char for char in textUserAllowedCharacters])]
+	
+	userpath = textUserGetPath(user)
+	fileLock.acquire()
+	
+	if not os.path.isdir(userpath):
+		fileLock.release()
+		return ["error","nonfatal","wrong_user_or_password"]
+	
+	password = args[1]
+	
+	passFile = open(p(userpath,"pass.txt"),"r")
+	passw = passFile.read()
+	passFile.close()
+	fileLock.release()
+	if password != passw:
+		return ["error","nonfatal","wrong_user_or_password"]
+	
+	self.lock.acquire()
+	self.user = user
+	self.lock.release()
+	return ["ok"]
+textCommandAddHandler("login",textUserLogin)
+
+global textUserGet
+def textUserGet(self,command,args):
+	self.lock.acquire()
+	user = self.user
+	self.lock.release()
+	if not user:
+		return ["error","nonfatal","not_logged_in"]
+	
+	return [user]
+textCommandAddHandler("whoami",textUserGet)
\ No newline at end of file
diff --git a/modules/[text server]/[api]/utils/module.py b/modules/[text server]/[api]/utils/module.py
new file mode 100644
index 0000000..e5125b2
--- /dev/null
+++ b/modules/[text server]/[api]/utils/module.py	
@@ -0,0 +1,4 @@
+global textQuickFolder
+def textQuickFolder(path):
+	if not os.path.isdir(path):
+		os.makedirs(path)
\ No newline at end of file
diff --git a/modules/[text server]/main/module.py b/modules/[text server]/main/module.py
new file mode 100644
index 0000000..f7b755b
--- /dev/null
+++ b/modules/[text server]/main/module.py	
@@ -0,0 +1,60 @@
+global textTimeout
+textTimeout = 30
+global textKeepAliveTimeout
+textKeepAliveTimeout = 600 # set to 0 for infinite time (not recommended)
+
+global textOnConnect
+def textOnConnect(event,connection,address):
+	global textKeepAliveTimeout
+	connection.settimeout(textKeepAliveTimeout)
+addEventHandler("onConnect",textOnConnect)
+
+global textOnPreRequest
+def textOnPreRequest(event,self,requestLength):
+	global textTimeout
+	self.connection.settimeout(textTimeout)
+	if requestLength <= 128: return
+	try:
+		sendResponse(self.connection,textListToCommand(["error","fatal","request_too_long"]).encode("utf-8"))
+	except threading.timeout:
+		pass
+	
+	self.closeThread()
+	return True
+addEventHandler("onPreRequest",textOnPreRequest)
+
+global textOnRequest
+def textOnRequest(event,self,requestLength):
+	global textTimeout
+	global textKeepAliveTimeout
+	
+	self.connection.settimeout(textTimeout)
+	data = self.connection.recv(requestLength)
+	
+	text = data.decode("utf-8")
+	print(":".join(map(str,self.address))+ " > " +text)
+	if text == "close":
+		threadsLock.acquire()
+		global close
+		close = True
+		threadsLock.release()
+		
+		self.closeThread()
+		return True
+	
+	response = textCommandRun(self,textCommandToList(text))
+	print("response: " +textListToCommand(response))
+	sendResponse(self.connection,textListToCommand(response).encode("utf-8"))
+	
+	self.connection.settimeout(textKeepAliveTimeout)
+addEventHandler("onRequest",textOnRequest)
+
+global textOnException
+def textOnException(event,self,exc):
+	self.connection.settimeout(textTimeout)
+	if type(exc) == socket.timeout:
+		sendResponse(self.connection,textListToCommand(["error","fatal","timeout"]).encode("utf-8"))
+		return
+	
+	sendResponse(self.connection,textListToCommand(["error","fatal","unhandled",str(exc)]).encode("utf-8"))
+addEventHandler("onException",textOnException)
\ No newline at end of file
diff --git a/parrot text client.py b/parrot text client.py
new file mode 100644
index 0000000..c6a403a
--- /dev/null
+++ b/parrot text client.py	
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+import sys
+
+oldexcepthook = sys.excepthook
+def newexcepthook(type,value,traceback):
+	oldexcepthook(type,value,traceback)
+	input("Press ENTER to quit.")
+sys.excepthook = newexcepthook
+
+import os
+p = os.path.join
+pUp = os.path.dirname
+s = False
+if getattr(sys, 'frozen', False) and hasattr(sys, '_MEIPASS'):
+	s = os.path.realpath(sys.executable)
+else:
+	s = os.path.realpath(__file__)
+sp = pUp(s)
+
+# script start
+import socket
+
+def sendRequest(connection,data):
+	connection.sendall(len(data).to_bytes(4,"big") + data)
+
+def getResponse(connection):
+	data = b''
+	data = connection.recv(4)
+	
+	if not data:
+		connection.close()
+		return
+	
+	requestLength = int.from_bytes(data,"big")
+	data = connection.recv(requestLength)
+	return data
+
+def main():
+	global connection
+	connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+	connection.connect(("127.0.0.1",21779))
+	while True:
+		text = input("data: ")
+		data = text.encode("utf-8")
+		sendRequest(connection,data)
+		response = getResponse(connection).decode("utf-8")
+		print("server: " +response)
+		
+		if text == "exit":
+			connection.close()
+			break
+		
+		if text == "close":
+			connection.close()
+			connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+			connection.connect(("127.0.0.1",21779))
+			connection.close()
+			break
+
+if __name__ == '__main__':
+	main()
\ No newline at end of file
diff --git a/serverBlaster.py b/serverBlaster.py
new file mode 100644
index 0000000..c6a403a
--- /dev/null
+++ b/serverBlaster.py
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+import sys
+
+oldexcepthook = sys.excepthook
+def newexcepthook(type,value,traceback):
+	oldexcepthook(type,value,traceback)
+	input("Press ENTER to quit.")
+sys.excepthook = newexcepthook
+
+import os
+p = os.path.join
+pUp = os.path.dirname
+s = False
+if getattr(sys, 'frozen', False) and hasattr(sys, '_MEIPASS'):
+	s = os.path.realpath(sys.executable)
+else:
+	s = os.path.realpath(__file__)
+sp = pUp(s)
+
+# script start
+import socket
+
+def sendRequest(connection,data):
+	connection.sendall(len(data).to_bytes(4,"big") + data)
+
+def getResponse(connection):
+	data = b''
+	data = connection.recv(4)
+	
+	if not data:
+		connection.close()
+		return
+	
+	requestLength = int.from_bytes(data,"big")
+	data = connection.recv(requestLength)
+	return data
+
+def main():
+	global connection
+	connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+	connection.connect(("127.0.0.1",21779))
+	while True:
+		text = input("data: ")
+		data = text.encode("utf-8")
+		sendRequest(connection,data)
+		response = getResponse(connection).decode("utf-8")
+		print("server: " +response)
+		
+		if text == "exit":
+			connection.close()
+			break
+		
+		if text == "close":
+			connection.close()
+			connection = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+			connection.connect(("127.0.0.1",21779))
+			connection.close()
+			break
+
+if __name__ == '__main__':
+	main()
\ No newline at end of file