import subprocess
import threading
import tempfile
import os
import sys
import select
import signal
from sploit.log import log
class Comm:
def __init__(self, backend):
self.back = backend
def __del__(self):
for line in self.back.stdin:
log(line)
def read(self, size):
data = self.back.stdin.read(size)
log(data)
return data
def readline(self):
data = self.back.stdin.readline()
log(data)
return data
def readuntil(self,pred):
data = b''
while(not pred(data)):
data += self.back.stdin.read(1)
log(data)
return data
def readlineuntil(self,pred):
data = b''
while(not pred(data)):
data = self.back.stdin.readline()
log(data)
return data
def write(self, data):
self.back.stdout.write(data)
self.back.stdout.flush()
def writeline(self, data):
self.write(data + b'\n')
def interact(self):
print("<--Interact Mode-->")
syncstop = threading.Event()
def readloop():
poll = select.poll()
poll.register(self.back.stdin)
def readall():
while(True):
data = self.back.stdin.readline()
if(data == b''):
break
log(data)
while not syncstop.isSet():
readall()
dat = poll.poll(100)
if(len(dat)>0):
if(dat[0][1] & select.POLLIN):
readall()
else:
syncstop.set()
os.set_blocking(self.back.stdin.fileno(),False)
readthread = threading.Thread(target=readloop,daemon=True)
readthread.start()
stdin = sys.stdin.buffer
signal.signal(signal.SIGALRM,lambda: 0)
while not syncstop.isSet():
try:
signal.alarm(1)
data = stdin.readline()
if(data and not syncstop.isSet()):
self.write(data)
else:
break
except TypeError:
pass
except KeyboardInterrupt:
break
signal.alarm(0)
syncstop.set()
readthread.join()
os.set_blocking(self.back.stdin.fileno(),True)
print("<--Interact Mode Done-->")
class Process:
def __init__(self, args):
print(f"Running: {' '.join(args)}")
self.proc = subprocess.Popen(args,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
preexec_fn=lambda : os.setpgrp())
print(f"PID: {self.proc.pid}")
self.stdin = self.proc.stdout
self.stdout = self.proc.stdin
def __del__(self):
self.proc.wait()
class Pipes:
def __init__(self,tmp=None):
if(tmp == None):
self.dir = tempfile.TemporaryDirectory()
dirname = self.dir.name
else:
if(not os.path.exists(tmp)):
os.mkdir(tmp)
dirname = tmp
self.pathin = os.path.join(dirname,"in")
self.pathout = os.path.join(dirname,"out")
os.mkfifo(self.pathin)
os.mkfifo(self.pathout)
print("Waiting on Target to Connect...")
print("<"+self.pathin+" >"+self.pathout)
self.stdout = open(self.pathin,"wb")
self.stdin = open(self.pathout, "rb")
print("Connected!")
def __del__(self):
self.stdout.close()
self.stdin.close()
os.unlink(self.pathin)
os.unlink(self.pathout)
