Example #1
0
    def create_nio(self, node, nio_settings):
        """
        Creates a new NIO.

        :param node: Dynamips node instance
        :param nio_settings: information to create the NIO

        :returns: a NIO object
        """

        nio = None
        if nio_settings["type"] == "nio_udp":
            lport = nio_settings["lport"]
            rhost = nio_settings["rhost"]
            rport = nio_settings["rport"]
            try:
                # TODO: handle IPv6
                with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
                    sock.connect((rhost, rport))
            except OSError as e:
                raise DynamipsError("Could not create an UDP connection to {}:{}: {}".format(rhost, rport, e))
            nio = NIOUDP(node.hypervisor, lport, rhost, rport)
        elif nio_settings["type"] == "nio_generic_ethernet":
            ethernet_device = nio_settings["ethernet_device"]
            if sys.platform.startswith("win"):
                # replace the interface name by the GUID on Windows
                interfaces = get_windows_interfaces()
                npf_interface = None
                for interface in interfaces:
                    if interface["name"] == ethernet_device:
                        npf_interface = interface["id"]
                if not npf_interface:
                    raise DynamipsError("Could not find interface {} on this host".format(ethernet_device))
                else:
                    ethernet_device = npf_interface
            nio = NIOGenericEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_linux_ethernet":
            if sys.platform.startswith("win"):
                raise DynamipsError("This NIO type is not supported on Windows")
            ethernet_device = nio_settings["ethernet_device"]
            nio = NIOLinuxEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_tap":
            tap_device = nio_settings["tap_device"]
            nio = NIOTAP(node.hypervisor, tap_device)
        elif nio_settings["type"] == "nio_unix":
            local_file = nio_settings["local_file"]
            remote_file = nio_settings["remote_file"]
            nio = NIOUNIX(node.hypervisor, local_file, remote_file)
        elif nio_settings["type"] == "nio_vde":
            control_file = nio_settings["control_file"]
            local_file = nio_settings["local_file"]
            nio = NIOVDE(node.hypervisor, control_file, local_file)
        elif nio_settings["type"] == "nio_null":
            nio = NIONull(node.hypervisor)
        else:
            raise aiohttp.web.HTTPConflict(text="NIO of type {} is not supported".format(nio_settings["type"]))

        yield from nio.create()
        return nio
Example #2
0
    def _add_ubridge_connection(self, nio, adapter_number):
        """
        Creates a connection in uBridge.

        :param nio: NIO instance
        :param adapter_number: adapter number
        """

        vnet = "ethernet{}.vnet".format(adapter_number)
        if vnet not in self._vmx_pairs:
            raise VMwareError("vnet {} not in VMX file".format(vnet))
        yield from self._ubridge_hypervisor.send(
            "bridge create {name}".format(name=vnet))
        vmnet_interface = os.path.basename(self._vmx_pairs[vnet])
        if sys.platform.startswith("linux"):
            yield from self._ubridge_hypervisor.send(
                'bridge add_nio_linux_raw {name} "{interface}"'.format(
                    name=vnet, interface=vmnet_interface))
        elif sys.platform.startswith("win"):
            windows_interfaces = get_windows_interfaces()
            npf = None
            for interface in windows_interfaces:
                if "netcard" in interface and vmnet_interface in interface[
                        "netcard"]:
                    npf = interface["id"]
                elif vmnet_interface in interface["name"]:
                    npf = interface["id"]
            if npf:
                yield from self._ubridge_hypervisor.send(
                    'bridge add_nio_ethernet {name} "{interface}"'.format(
                        name=vnet, interface=npf))
            else:
                raise VMwareError(
                    "Could not find NPF id for VMnet interface {}".format(
                        vmnet_interface))
        elif sys.platform.startswith("darwin"):
            yield from self._ubridge_hypervisor.send(
                'bridge add_nio_fusion_vmnet {name} "{interface}"'.format(
                    name=vnet, interface=vmnet_interface))
        else:
            yield from self._ubridge_hypervisor.send(
                'bridge add_nio_ethernet {name} "{interface}"'.format(
                    name=vnet, interface=vmnet_interface))

        if isinstance(nio, NIOUDP):
            yield from self._ubridge_hypervisor.send(
                'bridge add_nio_udp {name} {lport} {rhost} {rport}'.format(
                    name=vnet,
                    lport=nio.lport,
                    rhost=nio.rhost,
                    rport=nio.rport))

        if nio.capturing:
            yield from self._ubridge_hypervisor.send(
                'bridge start_capture {name} "{pcap_file}"'.format(
                    name=vnet, pcap_file=nio.pcap_output_file))

        yield from self._ubridge_hypervisor.send(
            'bridge start {name}'.format(name=vnet))
Example #3
0
    def _add_ubridge_connection(self, nio, adapter_number):
        """
        Creates a connection in uBridge.

        :param nio: NIO instance
        :param adapter_number: adapter number
        """

        vnet = "ethernet{}.vnet".format(adapter_number)
        if vnet not in self._vmx_pairs:
            raise VMwareError("vnet {} not in VMX file".format(vnet))
        yield from self._ubridge_hypervisor.send("bridge create {name}".format(name=vnet))
        vmnet_interface = os.path.basename(self._vmx_pairs[vnet])
        if sys.platform.startswith("linux"):
            yield from self._ubridge_hypervisor.send('bridge add_nio_linux_raw {name} "{interface}"'.format(name=vnet,
                                                                                                           interface=vmnet_interface))
        elif sys.platform.startswith("win"):
            windows_interfaces = get_windows_interfaces()
            npf = None
            source_mac = None
            for interface in windows_interfaces:
                if "netcard" in interface and vmnet_interface in interface["netcard"]:
                    npf = interface["id"]
                    source_mac = interface["mac_address"]
                elif vmnet_interface in interface["name"]:
                    npf = interface["id"]
                    source_mac = interface["mac_address"]
            if npf:
                yield from self._ubridge_hypervisor.send('bridge add_nio_ethernet {name} "{interface}"'.format(name=vnet,
                                                                                                               interface=npf))
            else:
                raise VMwareError("Could not find NPF id for VMnet interface {}".format(vmnet_interface))

            # TODO: should provide that as an option
            #if source_mac:
            #    yield from self._ubridge_hypervisor.send('bridge set_pcap_filter {name} "not ether src {mac}"'.format(name=vnet,
            #                                                                                                          mac=source_mac))

        elif sys.platform.startswith("darwin"):
            yield from self._ubridge_hypervisor.send('bridge add_nio_fusion_vmnet {name} "{interface}"'.format(name=vnet,
                                                                                                               interface=vmnet_interface))
        else:
            yield from self._ubridge_hypervisor.send('bridge add_nio_ethernet {name} "{interface}"'.format(name=vnet,
                                                                                                           interface=vmnet_interface))

        if isinstance(nio, NIOUDP):
            yield from self._ubridge_hypervisor.send('bridge add_nio_udp {name} {lport} {rhost} {rport}'.format(name=vnet,
                                                                                                                lport=nio.lport,
                                                                                                                rhost=nio.rhost,
                                                                                                                rport=nio.rport))

        if nio.capturing:
            yield from self._ubridge_hypervisor.send('bridge start_capture {name} "{pcap_file}"'.format(name=vnet,
                                                                                                        pcap_file=nio.pcap_output_file))

        yield from self._ubridge_hypervisor.send('bridge start {name}'.format(name=vnet))
Example #4
0
    def create_nio(self, node, nio_settings):
        """
        Creates a new NIO.

        :param node: Dynamips node instance
        :param nio_settings: information to create the NIO

        :returns: a NIO object
        """

        nio = None
        if nio_settings["type"] == "nio_udp":
            lport = nio_settings["lport"]
            rhost = nio_settings["rhost"]
            rport = nio_settings["rport"]
            try:
                # TODO: handle IPv6
                with socket.socket(socket.AF_INET, socket.SOCK_DGRAM) as sock:
                    sock.connect((rhost, rport))
            except OSError as e:
                raise DynamipsError(
                    "Could not create an UDP connection to {}:{}: {}".format(
                        rhost, rport, e))
            nio = NIOUDP(node.hypervisor, lport, rhost, rport)
        elif nio_settings["type"] == "nio_generic_ethernet":
            ethernet_device = nio_settings["ethernet_device"]
            if sys.platform.startswith("win"):
                # replace the interface name by the GUID on Windows
                interfaces = get_windows_interfaces()
                npf_interface = None
                for interface in interfaces:
                    if interface["name"] == ethernet_device:
                        npf_interface = interface["id"]
                if not npf_interface:
                    raise DynamipsError(
                        "Could not find interface {} on this host".format(
                            ethernet_device))
                else:
                    ethernet_device = npf_interface
            nio = NIOGenericEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_linux_ethernet":
            if sys.platform.startswith("win"):
                raise DynamipsError(
                    "This NIO type is not supported on Windows")
            ethernet_device = nio_settings["ethernet_device"]
            nio = NIOLinuxEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_tap":
            tap_device = nio_settings["tap_device"]
            nio = NIOTAP(node.hypervisor, tap_device)
        elif nio_settings["type"] == "nio_unix":
            local_file = nio_settings["local_file"]
            remote_file = nio_settings["remote_file"]
            nio = NIOUNIX(node.hypervisor, local_file, remote_file)
        elif nio_settings["type"] == "nio_vde":
            control_file = nio_settings["control_file"]
            local_file = nio_settings["local_file"]
            nio = NIOVDE(node.hypervisor, control_file, local_file)
        elif nio_settings["type"] == "nio_null":
            nio = NIONull(node.hypervisor)

        yield from nio.create()
        return nio
Example #5
0
    def create_nio(self, node, nio_settings):
        """
        Creates a new NIO.

        :param node: Dynamips node instance
        :param nio_settings: information to create the NIO

        :returns: a NIO object
        """

        nio = None
        if nio_settings["type"] == "nio_udp":
            lport = nio_settings["lport"]
            rhost = nio_settings["rhost"]
            rport = nio_settings["rport"]
            try:
                info = socket.getaddrinfo(rhost, rport, socket.AF_UNSPEC,
                                          socket.SOCK_DGRAM, 0,
                                          socket.AI_PASSIVE)
                if not info:
                    raise DynamipsError(
                        "getaddrinfo returns an empty list on {}:{}".format(
                            rhost, rport))
                for res in info:
                    af, socktype, proto, _, sa = res
                    with socket.socket(af, socktype, proto) as sock:
                        sock.connect(sa)
            except OSError as e:
                raise DynamipsError(
                    "Could not create an UDP connection to {}:{}: {}".format(
                        rhost, rport, e))
            nio = NIOUDP(node.hypervisor, lport, rhost, rport)
        elif nio_settings["type"] == "nio_generic_ethernet":
            ethernet_device = nio_settings["ethernet_device"]
            if sys.platform.startswith("win"):
                # replace the interface name by the GUID on Windows
                interfaces = get_windows_interfaces()
                npf_interface = None
                for interface in interfaces:
                    if interface["name"] == ethernet_device:
                        npf_interface = interface["id"]
                if not npf_interface:
                    raise DynamipsError(
                        "Could not find interface {} on this host".format(
                            ethernet_device))
                else:
                    ethernet_device = npf_interface
            if not is_interface_up(ethernet_device):
                raise aiohttp.web.HTTPConflict(
                    text="Ethernet interface {} is down".format(
                        ethernet_device))
            nio = NIOGenericEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_linux_ethernet":
            if sys.platform.startswith("win"):
                raise DynamipsError(
                    "This NIO type is not supported on Windows")
            ethernet_device = nio_settings["ethernet_device"]
            nio = NIOLinuxEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_tap":
            tap_device = nio_settings["tap_device"]
            if not is_interface_up(tap_device):
                raise aiohttp.web.HTTPConflict(
                    text="TAP interface {} is down".format(tap_device))
            nio = NIOTAP(node.hypervisor, tap_device)
        elif nio_settings["type"] == "nio_unix":
            local_file = nio_settings["local_file"]
            remote_file = nio_settings["remote_file"]
            nio = NIOUNIX(node.hypervisor, local_file, remote_file)
        elif nio_settings["type"] == "nio_vde":
            control_file = nio_settings["control_file"]
            local_file = nio_settings["local_file"]
            nio = NIOVDE(node.hypervisor, control_file, local_file)
        elif nio_settings["type"] == "nio_null":
            nio = NIONull(node.hypervisor)
        else:
            raise aiohttp.web.HTTPConflict(
                text="NIO of type {} is not supported".format(
                    nio_settings["type"]))

        yield from nio.create()
        return nio
Example #6
0
    def create_nio(self, node, nio_settings):
        """
        Creates a new NIO.

        :param node: Dynamips node instance
        :param nio_settings: information to create the NIO

        :returns: a NIO object
        """

        nio = None
        if nio_settings["type"] == "nio_udp":
            lport = nio_settings["lport"]
            rhost = nio_settings["rhost"]
            rport = nio_settings["rport"]
            try:
                info = socket.getaddrinfo(rhost, rport, socket.AF_UNSPEC, socket.SOCK_DGRAM, 0, socket.AI_PASSIVE)
                if not info:
                    raise DynamipsError("getaddrinfo returns an empty list on {}:{}".format(rhost, rport))
                for res in info:
                    af, socktype, proto, _, sa = res
                    with socket.socket(af, socktype, proto) as sock:
                        sock.connect(sa)
            except OSError as e:
                raise DynamipsError("Could not create an UDP connection to {}:{}: {}".format(rhost, rport, e))
            nio = NIOUDP(node.hypervisor, lport, rhost, rport)
        elif nio_settings["type"] == "nio_generic_ethernet":
            ethernet_device = nio_settings["ethernet_device"]
            if sys.platform.startswith("win"):
                # replace the interface name by the GUID on Windows
                interfaces = get_windows_interfaces()
                npf_interface = None
                for interface in interfaces:
                    if interface["name"] == ethernet_device:
                        npf_interface = interface["id"]
                if not npf_interface:
                    raise DynamipsError("Could not find interface {} on this host".format(ethernet_device))
                else:
                    ethernet_device = npf_interface
            if not is_interface_up(ethernet_device):
                raise aiohttp.web.HTTPConflict(text="Ethernet interface {} is down".format(ethernet_device))
            nio = NIOGenericEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_linux_ethernet":
            if sys.platform.startswith("win"):
                raise DynamipsError("This NIO type is not supported on Windows")
            ethernet_device = nio_settings["ethernet_device"]
            nio = NIOLinuxEthernet(node.hypervisor, ethernet_device)
        elif nio_settings["type"] == "nio_tap":
            tap_device = nio_settings["tap_device"]
            nio = NIOTAP(node.hypervisor, tap_device)
            if not is_interface_up(tap_device):
                # test after the TAP interface has been created (if it doesn't exist yet)
                raise aiohttp.web.HTTPConflict(text="TAP interface {} is down".format(tap_device))
        elif nio_settings["type"] == "nio_unix":
            local_file = nio_settings["local_file"]
            remote_file = nio_settings["remote_file"]
            nio = NIOUNIX(node.hypervisor, local_file, remote_file)
        elif nio_settings["type"] == "nio_vde":
            control_file = nio_settings["control_file"]
            local_file = nio_settings["local_file"]
            nio = NIOVDE(node.hypervisor, control_file, local_file)
        elif nio_settings["type"] == "nio_null":
            nio = NIONull(node.hypervisor)
        else:
            raise aiohttp.web.HTTPConflict(text="NIO of type {} is not supported".format(nio_settings["type"]))

        yield from nio.create()
        return nio