mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-28 19:28:07 +00:00
396 lines
13 KiB
Python
396 lines
13 KiB
Python
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (C) 2014 GNS3 Technologies Inc.
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import re
|
|
import os
|
|
from gns3server.modules import IModule
|
|
from ..nodes.atm_switch import ATMSwitch
|
|
from ..dynamips_error import DynamipsError
|
|
|
|
from ..schemas.atmsw import ATMSW_CREATE_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_DELETE_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_UPDATE_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_ALLOCATE_UDP_PORT_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_ADD_NIO_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_DELETE_NIO_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_START_CAPTURE_SCHEMA
|
|
from ..schemas.atmsw import ATMSW_STOP_CAPTURE_SCHEMA
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class ATMSW(object):
|
|
|
|
@IModule.route("dynamips.atmsw.create")
|
|
def atmsw_create(self, request):
|
|
"""
|
|
Creates a new ATM switch.
|
|
|
|
Mandatory request parameters:
|
|
- name (switch name)
|
|
|
|
Response parameters:
|
|
- id (switch identifier)
|
|
- name (switch name)
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_CREATE_SCHEMA):
|
|
return
|
|
|
|
name = request["name"]
|
|
try:
|
|
if not self._hypervisor_manager:
|
|
self.start_hypervisor_manager()
|
|
|
|
hypervisor = self._hypervisor_manager.allocate_hypervisor_for_simulated_device()
|
|
atmsw = ATMSwitch(hypervisor, name)
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
response = {"name": atmsw.name,
|
|
"id": atmsw.id}
|
|
|
|
self._atm_switches[atmsw.id] = atmsw
|
|
self.send_response(response)
|
|
|
|
@IModule.route("dynamips.atmsw.delete")
|
|
def atmsw_delete(self, request):
|
|
"""
|
|
Deletes a ATM switch.
|
|
|
|
Mandatory request parameters:
|
|
- id (switch identifier)
|
|
|
|
Response parameters:
|
|
- True on success
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_DELETE_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw_id = request["id"]
|
|
atmsw = self.get_device_instance(atmsw_id, self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
try:
|
|
atmsw.delete()
|
|
self._hypervisor_manager.unallocate_hypervisor_for_simulated_device(atmsw)
|
|
del self._atm_switches[atmsw_id]
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
self.send_response(True)
|
|
|
|
@IModule.route("dynamips.atmsw.update")
|
|
def atmsw_update(self, request):
|
|
"""
|
|
Updates a ATM switch.
|
|
|
|
Mandatory request parameters:
|
|
- id (switch identifier)
|
|
|
|
Optional request parameters:
|
|
- name (new switch name)
|
|
|
|
Response parameters:
|
|
- name if changed
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_UPDATE_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
response = {}
|
|
# rename the switch if requested
|
|
if "name" in request and atmsw.name != request["name"]:
|
|
try:
|
|
atmsw.name = request["name"]
|
|
response["name"] = atmsw.name
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
self.send_response(response)
|
|
|
|
@IModule.route("dynamips.atmsw.allocate_udp_port")
|
|
def atmsw_allocate_udp_port(self, request):
|
|
"""
|
|
Allocates a UDP port in order to create an UDP NIO for an
|
|
ATM switch.
|
|
|
|
Mandatory request parameters:
|
|
- id (switch identifier)
|
|
- port_id (port identifier)
|
|
|
|
Response parameters:
|
|
- port_id (port identifier)
|
|
- lport (allocated local port)
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_ALLOCATE_UDP_PORT_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
try:
|
|
# allocate a new UDP port
|
|
response = self.allocate_udp_port(atmsw)
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
response["port_id"] = request["port_id"]
|
|
self.send_response(response)
|
|
|
|
@IModule.route("dynamips.atmsw.add_nio")
|
|
def atmsw_add_nio(self, request):
|
|
"""
|
|
Adds an NIO (Network Input/Output) for an ATM switch.
|
|
|
|
Mandatory request parameters:
|
|
- id (switch identifier)
|
|
- port (port identifier)
|
|
- port_id (port identifier)
|
|
- mappings (VCs/VPs mapped to the port)
|
|
- nio (one of the following)
|
|
- type "nio_udp"
|
|
- lport (local port)
|
|
- rhost (remote host)
|
|
- rport (remote port)
|
|
- type "nio_generic_ethernet"
|
|
- ethernet_device (Ethernet device name e.g. eth0)
|
|
- type "nio_linux_ethernet"
|
|
- ethernet_device (Ethernet device name e.g. eth0)
|
|
- type "nio_tap"
|
|
- tap_device (TAP device name e.g. tap0)
|
|
- type "nio_unix"
|
|
- local_file (path to UNIX socket file)
|
|
- remote_file (path to UNIX socket file)
|
|
- type "nio_vde"
|
|
- control_file (path to VDE control file)
|
|
- local_file (path to VDE local file)
|
|
- type "nio_null"
|
|
|
|
Response parameters:
|
|
- port_id (unique port identifier)
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_ADD_NIO_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
port = request["port"]
|
|
mappings = request["mappings"]
|
|
|
|
try:
|
|
nio = self.create_nio(atmsw, request)
|
|
if not nio:
|
|
raise DynamipsError("Requested NIO doesn't exist: {}".format(request["nio"]))
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
try:
|
|
atmsw.add_nio(nio, port)
|
|
pvc_entry = re.compile(r"""^([0-9]*):([0-9]*):([0-9]*)$""")
|
|
for source, destination in mappings.items():
|
|
match_source_pvc = pvc_entry.search(source)
|
|
match_destination_pvc = pvc_entry.search(destination)
|
|
if match_source_pvc and match_destination_pvc:
|
|
# add the virtual channels mapped with this port/nio
|
|
source_port, source_vpi, source_vci = map(int, match_source_pvc.group(1, 2, 3))
|
|
destination_port, destination_vpi, destination_vci = map(int, match_destination_pvc.group(1, 2, 3))
|
|
if atmsw.has_port(destination_port):
|
|
if (source_port, source_vpi, source_vci) not in atmsw.mapping and \
|
|
(destination_port, destination_vpi, destination_vci) not in atmsw.mapping:
|
|
atmsw.map_pvc(source_port, source_vpi, source_vci, destination_port, destination_vpi, destination_vci)
|
|
atmsw.map_pvc(destination_port, destination_vpi, destination_vci, source_port, source_vpi, source_vci)
|
|
else:
|
|
# add the virtual paths mapped with this port/nio
|
|
source_port, source_vpi = map(int, source.split(':'))
|
|
destination_port, destination_vpi = map(int, destination.split(':'))
|
|
if atmsw.has_port(destination_port):
|
|
if (source_port, source_vpi) not in atmsw.mapping and (destination_port, destination_vpi) not in atmsw.mapping:
|
|
atmsw.map_vp(source_port, source_vpi, destination_port, destination_vpi)
|
|
atmsw.map_vp(destination_port, destination_vpi, source_port, source_vpi)
|
|
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
self.send_response({"port_id": request["port_id"]})
|
|
|
|
@IModule.route("dynamips.atmsw.delete_nio")
|
|
def atmsw_delete_nio(self, request):
|
|
"""
|
|
Deletes an NIO (Network Input/Output).
|
|
|
|
Mandatory request parameters:
|
|
- id (switch identifier)
|
|
- port (port identifier)
|
|
|
|
Response parameters:
|
|
- True on success
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_DELETE_NIO_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
port = request["port"]
|
|
try:
|
|
for source, destination in atmsw.mapping.copy().items():
|
|
if len(source) == 3 and len(destination) == 3:
|
|
# remove the virtual channels mapped with this port/nio
|
|
source_port, source_vpi, source_vci = source
|
|
destination_port, destination_vpi, destination_vci = destination
|
|
if port == source_port:
|
|
atmsw.unmap_pvc(source_port, source_vpi, source_vci, destination_port, destination_vpi, destination_vci)
|
|
atmsw.unmap_pvc(destination_port, destination_vpi, destination_vci, source_port, source_vpi, source_vci)
|
|
else:
|
|
# remove the virtual paths mapped with this port/nio
|
|
source_port, source_vpi = source
|
|
destination_port, destination_vpi = destination
|
|
if port == source_port:
|
|
atmsw.unmap_vp(source_port, source_vpi, destination_port, destination_vpi)
|
|
atmsw.unmap_vp(destination_port, destination_vpi, source_port, source_vpi)
|
|
|
|
nio = atmsw.remove_nio(port)
|
|
nio.delete()
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
self.send_response(True)
|
|
|
|
@IModule.route("dynamips.atmsw.start_capture")
|
|
def atmsw_start_capture(self, request):
|
|
"""
|
|
Starts a packet capture.
|
|
|
|
Mandatory request parameters:
|
|
- id (vm identifier)
|
|
- port (port identifier)
|
|
- port_id (port identifier)
|
|
- capture_file_name
|
|
|
|
Optional request parameters:
|
|
- data_link_type (PCAP DLT_* value)
|
|
|
|
Response parameters:
|
|
- port_id (port identifier)
|
|
- capture_file_path (path to the capture file)
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_START_CAPTURE_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
port = request["port"]
|
|
capture_file_name = request["capture_file_name"]
|
|
data_link_type = request.get("data_link_type")
|
|
|
|
try:
|
|
capture_file_path = os.path.join(atmsw.hypervisor.working_dir, "captures", capture_file_name)
|
|
atmsw.start_capture(port, capture_file_path, data_link_type)
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
response = {"port_id": request["port_id"],
|
|
"capture_file_path": capture_file_path}
|
|
self.send_response(response)
|
|
|
|
@IModule.route("dynamips.atmsw.stop_capture")
|
|
def atmsw_stop_capture(self, request):
|
|
"""
|
|
Stops a packet capture.
|
|
|
|
Mandatory request parameters:
|
|
- id (vm identifier)
|
|
- port_id (port identifier)
|
|
- port (port number)
|
|
|
|
Response parameters:
|
|
- port_id (port identifier)
|
|
|
|
:param request: JSON request
|
|
"""
|
|
|
|
# validate the request
|
|
if not self.validate_request(request, ATMSW_STOP_CAPTURE_SCHEMA):
|
|
return
|
|
|
|
# get the ATM switch instance
|
|
atmsw = self.get_device_instance(request["id"], self._atm_switches)
|
|
if not atmsw:
|
|
return
|
|
|
|
port = request["port"]
|
|
try:
|
|
atmsw.stop_capture(port)
|
|
except DynamipsError as e:
|
|
self.send_custom_error(str(e))
|
|
return
|
|
|
|
response = {"port_id": request["port_id"]}
|
|
self.send_response(response)
|