How to use _setTimeout method in pyatom

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proc.py

Source:proc.py

1# coding: utf-82from logging import getLogger3from ptrlib.util.encoding import *4from ptrlib.pwn.tube import *5import errno6import select7import fcntl8import os9import subprocess10logger = getLogger(__name__)11class Process(Tube):12    def __init__(self, args, env=None, cwd=None, timeout=None):13        """Create a process14        Create a new process and make a pipe.15        Args:16            args (list): The arguments to pass17            env (list) : The environment variables18        Returns:19            Process: ``Process`` instance.20        """21        if isinstance(args, list):22            self.args = args23            self.filepath = args[0]24        else:25            self.args = [args]26            self.filepath = args27        self.env = env28        self.timeout = timeout29        self.temp_timeout = None30        self.reservoir = b''31        self.proc = None32        # Create a new process33        try:34            self.proc = subprocess.Popen(35                self.args,36                cwd = cwd,37                env = self.env,38                shell = False,39                stdout=subprocess.PIPE,40                stderr=subprocess.STDOUT,41                stdin=subprocess.PIPE42            )43        except FileNotFoundError:44            logger.warn("Executable not found: '{0}'".format(self.filepath))45            return46        # Set in non-blocking mode47        fd = self.proc.stdout.fileno()48        fl = fcntl.fcntl(fd, fcntl.F_GETFL)49        fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)50        logger.info("Successfully created new process (PID={})".format(self.proc.pid))51    def _settimeout(self, timeout):52        if timeout is None:53            self.temp_timeout = self.timeout54        else:55            self.temp_timeout = timeout56    def _poll(self):57        if self.proc is None:58            return False59        self.proc.poll()60        returncode = self.proc.returncode61        if returncode is not None:62            logger.error(63                "Process '{}' stopped with exit code {} (PID={})".format(64                    self.filepath, returncode, self.proc.pid65                ))66            self.proc = None67        return returncode68    def _is_alive(self):69        return self._poll() is None70    def _can_recv(self):71        if self.proc is None:72            return False73        try:74            return select.select([self.proc.stdout], [], [], self.temp_timeout) == ([self.proc.stdout], [], [])75        except select.error as v:76            if v[0] == errno.EINTR:77                return False78    def recv(self, size=4096, timeout=None):79        """Receive raw data80        Receive raw data of maximum `size` bytes length through the pipe.81        Args:82            size    (int): The data size to receive83            timeout (int): Timeout (in second)84        Returns:85            bytes: The received data86        """87        self._settimeout(timeout)88        if size <= 0:89            logger.error("`size` must be larger than 0")90            return None91        self._poll()92        if size <= len(self.reservoir):93            # Use the buffer94            data = self.reservoir[:size]95            self.reservoir = self.reservoir[size:]96            return data97        if not self._can_recv():98            return b''99        try:100            data = self.proc.stdout.read()101            self.reservoir += data102        except subprocess.TimeoutExpired:103            logger.error("Timeout")104            return None105        if len(self.reservoir) == 0:106            # No data received107            data = None108        elif len(self.reservoir) >= size:109            # Too much data received110            data = self.reservoir[:size]111            self.reservoir = self.reservoir[size:]112        else:113            # Too little data received114            data = self.reservoir115            self.reservoir = b''116        return data117    def recvonce(self, size=4, timeout=None):118        """Receive raw data119        Receive raw data of `size` bytes length through the pipe.120        Args:121            size    (int): The data size to receive122            timeout (int): Timeout (in second)123        Returns:124            bytes: The received data125        Raises:126            SocketException: If the socket is broken.127        """128        self._settimeout(timeout)129        data = b''130        if size <= 0:131            logger.error("`size` must be larger than 0")132            return None133        read_byte = 0134        recv_size = size135        while read_byte < size:136            recv_data = self.recv(recv_size, timeout)137            if recv_data is None:138                return None139            elif recv_data == b'':140                logger.error("Received nothing")141                return None142            data += recv_data143            read_byte += len(data)144            recv_size = size - read_byte145        return data146    def send(self, data, timeout=None):147        """Send raw data148        Send raw data through the socket149        Args:150            data (bytes) : Data to send151            timeout (int): Timeout (in second)152        """153        self._settimeout(timeout)154        if isinstance(data, str):155            data = str2bytes(data)156        try:157            self.proc.stdin.write(data)158            self.proc.stdin.flush()159        except IOError:160            logger.warning("Broken pipe")161    def close(self):162        """Close the socket163        Close the socket.164        This method is called from the destructor.165        """166        if self.proc:167            self.proc.kill()168            logger.info("close: '{0}' killed".format(self.filepath))169    def __del__(self):...

sock.py

Source:sock.py

1# coding: utf-82from logging import getLogger3from ptrlib.util.encoding import *4from ptrlib.pwn.tube import *5import socket6logger = getLogger(__name__)7class Socket(Tube):8    def __init__(self, host, port, timeout=None):9        """Create a socket10        Create a new socket and establish a connection to the host.11        Args:12            host (str): The host name or ip address of the server13            port (int): The port number14        Returns:15            Socket: ``Socket`` instance.16        """17        self.host = host18        self.port = port19        self.timeout = timeout20        # Create a new socket21        self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)22        # Establish a connection23        try:24            self.sock.connect((self.host, self.port))25            logger.info("Successfully connected to {0}:{1}".format(self.host, self.port))26        except ConnectionRefusedError as e:27            logger.warning("Connection to {0}:{1} refused".format(self.host, self.port))28    def _settimeout(self, timeout):29        if timeout is None:30            self.sock.settimeout(self.timeout)31        else:32            self.sock.settimeout(timeout)33    def recv(self, size=4096, timeout=None):34        """Receive raw data35        Receive raw data of maximum `size` bytes length through the socket.36        Args:37            size    (int): The data size to receive38            timeout (int): Timeout (in second)39        Returns:40            bytes: The received data41        """42        self._settimeout(timeout)43        if size <= 0:44            logger.error("`size` must be larger than 0")45            return None46        try:47            data = self.sock.recv(size)48        except socket.timeout:49            return None50        # No data received51        if len(data) == 0:52            data = None53        return data54    def recvonce(self, size=4, timeout=None):55        """Receive raw data at once56        Receive raw data of `size` bytes length through the socket.57        Args:58            size    (int): The data size to receive59            timeout (int): Timeout (in second)60        Returns:61            bytes: The received data62        """63        self._settimeout(timeout)64        data = b''65        if size <= 0:66            logger.error("`size` must be larger than 0")67            return None68        try:69            read_byte = 070            recv_size = size71            while read_byte < size:72                data += self.sock.recv(recv_size)73                read_byte = len(data)74                recv_size = size - read_byte75        except socket.timeout:76            logger.error("Timeout")77            return None78        return data79    def send(self, data, timeout=None):80        """Send raw data81        Send raw data through the socket82        Args:83            data (bytes) : Data to send84            timeout (int): Timeout (in second)85        """86        self._settimeout(timeout)87        if isinstance(data, str):88            data = str2bytes(data)89        try:90            self.sock.send(data)91        except BrokenPipeError:92            logger.warning("Broken pipe")93    def close(self):94        """Close the socket95        Close the socket.96        This method is called from the destructor.97        """98        self.sock.close()99        logger.info("Connection to {0}:{1} closed".format(self.host, self.port))100    def __del__(self):...

o_tcp.py

Source:o_tcp.py

1#!/usr/bin/env python32#/***************************************************************************//**3#@file			o_tcp.py4#								5#@author		Black-Blade 6#@brief			o_tcp.py 7#@date    		13.01.20218#@version		0.0.1 Doxygen style eingebaut und erstellen dieser File9#@see           https://tools.ietf.org/html/rfc103510#*******************************************************************************/11import socket12# IMPORT MY STANDRT CLASS13from log import logging14from config import Config15if __name__ == "__main__":16    quit()17class OUTPUT_TCP:18#/*******************************************************************************19# @author       Black-Blade20# @brief        Constructor of OUTPUT_TCP21# @date         10.03.202122# @param        [tcpserver(String(),port(int),timeout(fload)]23# @return       24# @version      0.0.1 Doxygen style eingebaut und erstellen dieser File25# @see          26# *******************************************************************************/27    def __init__(self,tcpserver=None):28        logging.debug ("")29        if tcpserver is None:30            self._ip=Config.O_TCPSERVER31            self._port=Config.O_TCPPORT32            self._settimeout =Config.O_TCPTIMEOUT33        else:34            ip,port,timeout = tcpserver35            self._ip=ip36            self._port=port37            self._settimeout =timeout     38        self._buffersize =102439       40#/*******************************************************************************41# @author       Black-Blade42# @brief        Deconstructor of OUTPUT_TCP43# @date         06.03.202144# @param        45# @return       46# @version      0.0.1 Doxygen style eingebaut und erstellen dieser File47# @see          48# *******************************************************************************/49    def __del__(self): 50        logging.debug ("")51#/*******************************************************************************52# @author       Black-Blade53# @brief        Send data to extern DNS TCP server54# @date         06.03.202155# @param        [txdata (data to dns server)]56# @return       [rxdata (data from dns server)]57# @version      0.0.1 Doxygen style eingebaut und erstellen dieser File58##@see          https://tools.ietf.org/html/rfc1035          59# *******************************************************************************/60    def send(self,txdata):61        logging.debug ("")62        rxdata =None63        64        try:65            #Add 2 byte for len for tcp protokll66            txdata= (len(txdata)).to_bytes(2, byteorder="big") + txdata67    68            s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)69            s.settimeout(self._settimeout)70    71            s.connect((self._ip, self._port))72            logging.debug ("TCP output send to :"+str( self._ip)+":"+str( self._port))73            s.send(txdata)74            rxdata = s.recv(self._buffersize) 75            logging.debug ("TCP incomming fom :"+str( self._ip)+":"+str( self._port))76       77            s.close()78            # clear the first 2 byte for datalen79            rxdata =rxdata[2:]80        81        except OSError as err:82            logging.error("OS error: {0}".format(err))83        ...

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