示例#1
0
    def outReceived(self, text):
        self.__instream.write(text)
        #self.__instream.seek(0,2)
        #log.msg("Received {0} bytes of input (total {1}). Unmarshalling...".format(len(text), self.__instream.tell()))
        self.__instream.seek(0)
        try:
            fname = sandlib.marshal.load(self.__instream)
            args = sandlib.marshal.load(self.__instream)
        except EOFError as e:
            #log.msg("EOFError unmarshalling args ({0}). Deferring until we get more data".format(e))
            self.__instream.seek(0,2)
            return
        except Exception as e:
            log.msg(traceback.format_exc())
            self.abort()
            return
        else:
            self.__instream.truncate(0)

        #log.msg("unmarshal successful. Sandbox func call: {0}{1!r}".format(fname, sandlib.shortrepr(args)))
        try:
            retval = self.handle_message(fname, *args)
            if isinstance(retval, defer.Deferred):
                answer, resulttype = (yield retval)
            else:
                answer, resulttype = retval
        except Exception as e:
            #log.msg("Raise exception: {1}, {0}".format(e, e.__class__.__name__))
            tb = sys.exc_info()[2]
            sandlib.write_exception(self.transport, e, tb)
        else:
            if not self.exited:
                #log.msg("Return: {0}".format(sandlib.shortrepr(answer)))
                sandlib.write_message(self.transport, 0)  # error code - 0 for ok
                sandlib.write_message(self.transport, answer, resulttype)
示例#2
0
def expect(f, g, fnname, args, result, resulttype=None):
    msg = read_message(f, timeout=10.0)
    assert msg == fnname
    msg = read_message(f, timeout=10.0)
    assert msg == args
    if isinstance(result, Exception):
        write_exception(g, result)
    else:
        write_message(g, 0)
        write_message(g, result, resulttype)
        g.flush()
示例#3
0
    def outReceived(self, text):
        self.__instream.write(text)
        #self.__instream.seek(0,2)
        #log.msg("Received {0} bytes of input (total {1}). Unmarshalling...".format(len(text), self.__instream.tell()))
        self.__instream.seek(0)
        try:
            fname = sandlib.marshal.load(self.__instream)
            args = sandlib.marshal.load(self.__instream)
        except EOFError as e:
            #log.msg("EOFError unmarshalling args ({0}). Deferring until we get more data".format(e))
            self.__instream.seek(0, 2)
            return
        except Exception as e:
            log.msg(traceback.format_exc())
            self.abort()
            return
        else:
            self.__instream.truncate(0)

        #log.msg("unmarshal successful. Sandbox func call: {0}{1!r}".format(fname, sandlib.shortrepr(args)))
        try:
            retval = self.handle_message(fname, *args)
            if isinstance(retval, defer.Deferred):
                answer, resulttype = (yield retval)
            else:
                answer, resulttype = retval
        except Exception as e:
            #log.msg("Raise exception: {1}, {0}".format(e, e.__class__.__name__))
            tb = sys.exc_info()[2]
            sandlib.write_exception(self.transport, e, tb)
        else:
            if not self.exited:
                #log.msg("Return: {0}".format(sandlib.shortrepr(answer)))
                sandlib.write_message(self.transport,
                                      0)  # error code - 0 for ok
                sandlib.write_message(self.transport, answer, resulttype)
示例#4
0
            self.abort()
            return
        else:
            self.__instream.truncate(0)

        #log.msg("unmarshal successful. Sandbox func call: {0}{1!r}".format(fname, sandlib.shortrepr(args)))
        try:
            retval = self.handle_message(fname, *args)
            if isinstance(retval, defer.Deferred):
                answer, resulttype = (yield retval)
            else:
                answer, resulttype = retval
        except Exception, e:
            #log.msg("Raise exception: {1}, {0}".format(e, e.__class__.__name__))
            tb = sys.exc_info()[2]
            sandlib.write_exception(self.transport, e, tb)
        else:
            if not self.exited:
                #log.msg("Return: {0}".format(sandlib.shortrepr(answer)))
                sandlib.write_message(self.transport,
                                      0)  # error code - 0 for ok
                sandlib.write_message(self.transport, answer, resulttype)

    def abort(self):
        """Kill the process and bail out"""
        self.transport.loseConnection()
        if not self.exited:
            self.transport.signalProcess("KILL")
        if self.ended_deferred:
            self.ended_deferred.callback("Process aborted")
            self.ended_deferred = None
示例#5
0
            self.abort()
            return
        else:
            self.__instream.truncate(0)

        #log.msg("unmarshal successful. Sandbox func call: {0}{1!r}".format(fname, sandlib.shortrepr(args)))
        try:
            retval = self.handle_message(fname, *args)
            if isinstance(retval, defer.Deferred):
                answer, resulttype = (yield retval)
            else:
                answer, resulttype = retval
        except Exception, e:
            #log.msg("Raise exception: {1}, {0}".format(e, e.__class__.__name__))
            tb = sys.exc_info()[2]
            sandlib.write_exception(self.transport, e, tb)
        else:
            if not self.exited:
                #log.msg("Return: {0}".format(sandlib.shortrepr(answer)))
                sandlib.write_message(self.transport, 0)  # error code - 0 for ok
                sandlib.write_message(self.transport, answer, resulttype)

    def abort(self):
        """Kill the process and bail out"""
        self.transport.loseConnection()
        if not self.exited:
            self.transport.signalProcess("KILL")
        if self.ended_deferred:
            self.ended_deferred.callback("Process aborted")
            self.ended_deferred = None