Exemple #1
0
    def __init__(self, *argv, **kwarg):

        self._argv = tuple(argv)
        self._kwarg = dict(kwarg)
        if 'router' in kwarg:
            self._mitogen_broker = None
            self._mitogen_router = kwarg.pop('router')
        else:
            self._mitogen_broker = mitogen.master.Broker()
            self._mitogen_router = mitogen.master.Router(self._mitogen_broker)

        netns = kwarg.get('netns', None)
        if 'context' in kwarg:
            context = kwarg['context']
        else:
            protocol = kwarg.pop('protocol', 'local')
            context = getattr(self._mitogen_router, protocol)(*argv, **kwarg)
        try:
            ch_in = mitogen.core.Receiver(self._mitogen_router,
                                          respondent=context)
            self._mitogen_call = context.call_async(MitogenServer,
                                                    ch_out=ch_in.to_sender(),
                                                    netns=netns)
            ch_out = ch_in.get().unpickle()
            super(RemoteIPRoute, self).__init__(Transport(Channel(ch_in)),
                                                Transport(Channel(ch_out)))
        except Exception:
            if self._mitogen_broker is not None:
                self._mitogen_broker.shutdown()
                self._mitogen_broker.join()
            raise
        self.marshal = MarshalRtnl()
Exemple #2
0
 def __init__(self, netns, flags=os.O_CREAT):
     self.netns = netns
     self.flags = flags
     self.cmdch, cmdch = MpPipe()
     self.brdch, brdch = MpPipe()
     self.server = MpProcess(target=NetNServer,
                             args=(self.netns, cmdch, brdch, self.flags))
     self.server.start()
     super(NetNS, self).__init__()
     self.marshal = MarshalRtnl()
Exemple #3
0
 def __init__(self, netns, flags=os.O_CREAT):
     self.netns = netns
     self.flags = flags
     self.cmdch, self._cmdch = config.MpPipe()
     self.brdch, self._brdch = config.MpPipe()
     atexit.register(self.close)
     self.server = config.MpProcess(target=NetNServer,
                                    args=(self.netns, self._cmdch,
                                          self._brdch, self.flags))
     self.server.start()
     super(NetNS, self).__init__()
     self.marshal = MarshalRtnl()
Exemple #4
0
    def __init__(self, netns, flags=os.O_CREAT, target=None, libc=None):
        self.netns = netns
        self.flags = flags
        target = target or netns
        trnsp_in, self.remote_trnsp_out = [Transport(FD(x))
                                           for x in os.pipe()]
        self.remote_trnsp_in, trnsp_out = [Transport(FD(x))
                                           for x in os.pipe()]

        self.child = os.fork()
        if self.child == 0:
            # child process
            trnsp_in.close()
            trnsp_out.close()
            trnsp_in.file_obj.close()
            trnsp_out.file_obj.close()
            try:
                setns(self.netns, self.flags, libc=libc)
            except OSError as e:
                (self
                 .remote_trnsp_out
                 .send({'stage': 'init', 'error': e}))
                os._exit(e.errno)
            except Exception as e:
                (self.
                 remote_trnsp_out
                 .send({'stage': 'init',
                        'error': OSError(errno.ECOMM,
                                         str(e),
                                         self.netns)}))
                os._exit(255)

            try:
                Server(self.remote_trnsp_in,
                       self.remote_trnsp_out,
                       target=target)
            finally:
                os._exit(0)

        try:
            self.remote_trnsp_in.close()
            self.remote_trnsp_out.close()
            super(NetNS, self).__init__(trnsp_in, trnsp_out)
            self.target = target
        except Exception:
            self.close()
            raise
        atexit.register(self.close)
        self.marshal = MarshalRtnl()
 def __init__(self, url):
     if url.startswith('tcp://'):
         hostname = urlparse(url).netloc
         self.cmdch = SocketChannel(hostname, 4336)
         self.brdch = SocketChannel(hostname, 4336)
         self.uuid = uuid32()
         self.cmdch.send({'stage': 'init',
                          'domain': 'command',
                          'client': self.uuid})
         self.brdch.send({'stage': 'init',
                          'domain': 'broadcast',
                          'client': self.uuid})
     else:
         raise TypeError('remote connection type not supported')
     super(RemoteSocket, self).__init__()
     self.marshal = MarshalRtnl()
Exemple #6
0
    def __init__(self, target):

        self.target = target
        cmd = '%s python -m pyroute2.remote' % target
        self.shell = subprocess.Popen(cmd.split(),
                                      bufsize=0,
                                      stdin=subprocess.PIPE,
                                      stdout=subprocess.PIPE)
        trnsp_in = Transport(self.shell.stdout)
        trnsp_out = Transport(self.shell.stdin)

        try:
            super(ShellIPR, self).__init__(trnsp_in, trnsp_out)
        except Exception:
            self.close()
            raise
        atexit.register(self.close)
        self.marshal = MarshalRtnl()
Exemple #7
0
    def __init__(self, netns, flags=os.O_CREAT):
        self.netns = netns
        self.flags = flags
        self.trnsp_in, remote_trnsp_out = [Transport(FD(x)) for x in os.pipe()]
        remote_trnsp_in, self.trnsp_out = [Transport(FD(x)) for x in os.pipe()]

        self.child = os.fork()
        if self.child == 0:
            # child process
            self.trnsp_in.close()
            self.trnsp_out.close()
            try:
                setns(self.netns, self.flags)
            except OSError as e:
                remote_trnsp_out.send({'stage': 'init', 'error': e})
                os._exit(e.errno)
            except Exception as e:
                remote_trnsp_out.send({
                    'stage':
                    'init',
                    'error':
                    OSError(errno.ECOMM, str(e), self.netns)
                })
                os._exit(255)

            try:
                Server(remote_trnsp_in, remote_trnsp_out)
            finally:
                os._exit(0)

        remote_trnsp_in.close()
        remote_trnsp_out.close()
        try:
            super(NetNS, self).__init__()
        except Exception:
            self.close()
            raise
        atexit.register(self.close)
        self.marshal = MarshalRtnl()
Exemple #8
0
 def __init__(self, netns, flags=os.O_CREAT):
     self.netns = netns
     self.flags = flags
     super(NetNS, self).__init__()
     self.marshal = MarshalRtnl()