mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-27 09:18:09 +00:00
c91f876656
Move the file uploader template. UDP port allocation (removed the host). Minor changes with iouyap lookup and remote server project directory.
281 lines
8.8 KiB
Python
281 lines
8.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2014 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from gns3server.modules import IModule
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from ..nodes.frame_relay_switch import FrameRelaySwitch
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from ..dynamips_error import DynamipsError
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import logging
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log = logging.getLogger(__name__)
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class FRSW(object):
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@IModule.route("dynamips.frsw.create")
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def frsw_create(self, request):
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"""
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Creates a new Frame-Relay switch.
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Optional request parameters:
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- name (switch name)
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Response parameters:
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- id (switch identifier)
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- name (switch name)
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:param request: JSON request
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"""
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#TODO: JSON schema validation for the request
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name = None
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if request and "name" in request:
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name = request["name"]
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try:
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if not self._hypervisor_manager:
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self.start_hypervisor_manager()
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hypervisor = self._hypervisor_manager.allocate_hypervisor_for_simulated_device()
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frsw = FrameRelaySwitch(hypervisor, name)
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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response = {"name": frsw.name,
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"id": frsw.id}
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self._frame_relay_switches[frsw.id] = frsw
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self.send_response(response)
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@IModule.route("dynamips.frsw.delete")
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def frsw_delete(self, request):
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"""
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Deletes a Frame Relay switch.
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Mandatory request parameters:
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- id (switch identifier)
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Response parameters:
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- same as original request
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:param request: JSON request
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"""
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if request == None:
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self.send_param_error()
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return
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#TODO: JSON schema validation for the request
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log.debug("received request {}".format(request))
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frsw_id = request["id"]
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frsw = self._frame_relay_switches[frsw_id]
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try:
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frsw.delete()
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self._hypervisor_manager.unallocate_hypervisor_for_simulated_device(frsw)
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del self._frame_relay_switches[frsw_id]
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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self.send_response(request)
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@IModule.route("dynamips.frsw.update")
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def frsw_update(self, request):
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"""
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Updates a Frame Relay switch.
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Mandatory request parameters:
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- id (switch identifier)
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Optional request parameters:
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- name (new switch name)
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Response parameters:
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- same as original request
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:param request: JSON request
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"""
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if request == None:
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self.send_param_error()
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return
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#TODO: JSON schema validation for the request
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log.debug("received request {}".format(request))
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frsw_id = request["id"]
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frsw = self._frame_relay_switches[frsw_id]
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# rename the switch if requested
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if "name" in request and frsw.name != request["name"]:
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try:
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frsw.name = request["name"]
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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self.send_response(request)
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@IModule.route("dynamips.frsw.allocate_udp_port")
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def frsw_allocate_udp_port(self, request):
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"""
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Allocates a UDP port in order to create an UDP NIO for an
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Frame Relay switch.
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Mandatory request parameters:
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- id (switch identifier)
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- port_id (port identifier)
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Response parameters:
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- port_id (port identifier)
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- lport (allocated local port)
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:param request: JSON request
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"""
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if request == None:
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self.send_param_error()
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return
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#TODO: JSON schema validation for the request
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log.debug("received request {}".format(request))
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frsw_id = request["id"]
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frsw = self._frame_relay_switches[frsw_id]
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try:
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# allocate a new UDP port
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response = self.allocate_udp_port(frsw)
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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response["port_id"] = request["port_id"]
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self.send_response(response)
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@IModule.route("dynamips.frsw.add_nio")
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def frsw_add_nio(self, request):
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"""
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Adds an NIO (Network Input/Output) for an Frame-Relay switch.
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Mandatory request parameters:
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- id (switch identifier)
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- port (port identifier)
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- port_id (port identifier)
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- mappings (VCs mapped to the port)
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- nio (nio type, one of the following)
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- "NIO_UDP"
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- lport (local port)
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- rhost (remote host)
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- rport (remote port)
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- "NIO_GenericEthernet"
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- ethernet_device (Ethernet device name e.g. eth0)
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- "NIO_LinuxEthernet"
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- ethernet_device (Ethernet device name e.g. eth0)
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- "NIO_TAP"
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- tap_device (TAP device name e.g. tap0)
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- "NIO_UNIX"
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- local_file (path to UNIX socket file)
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- remote_file (path to UNIX socket file)
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- "NIO_VDE"
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- control_file (path to VDE control file)
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- local_file (path to VDE local file)
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- "NIO_Null"
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Response parameters:
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- same as original request
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:param request: JSON request
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"""
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if request == None:
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self.send_param_error()
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return
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#TODO: JSON schema validation for the request
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log.debug("received request {}".format(request))
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frsw_id = request["id"]
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frsw = self._frame_relay_switches[frsw_id]
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port = request["port"]
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mappings = request["mappings"]
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try:
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nio = self.create_nio(frsw, request)
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if not nio:
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raise DynamipsError("Requested NIO doesn't exist: {}".format(request["nio"]))
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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try:
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frsw.add_nio(nio, port)
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# add the VCs mapped with this port/nio
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for source, destination in mappings.items():
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source_port, source_dlci = map(int, source.split(':'))
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destination_port, destination_dlci = map(int, destination.split(':'))
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if frsw.has_port(destination_port):
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if (source_port, source_dlci) not in frsw.mapping and (destination_port, destination_dlci) not in frsw.mapping:
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frsw.map_vc(source_port, source_dlci, destination_port, destination_dlci)
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frsw.map_vc(destination_port, destination_dlci, source_port, source_dlci)
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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# for now send back the original request
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self.send_response(request)
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@IModule.route("dynamips.frsw.delete_nio")
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def frsw_delete_nio(self, request):
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"""
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Deletes an NIO (Network Input/Output).
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Mandatory request parameters:
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- id (switch identifier)
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- port (port identifier)
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Response parameters:
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- same as original request
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:param request: JSON request
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"""
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if request == None:
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self.send_param_error()
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return
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#TODO: JSON schema validation for the request
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log.debug("received request {}".format(request))
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frsw_id = request["id"]
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frsw = self._frame_relay_switches[frsw_id]
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port = request["port"]
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try:
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# remove the VCs mapped with this port/nio
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for source, destination in frsw.mapping.copy().items():
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source_port, source_dlci = source
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destination_port, destination_dlci = destination
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if port == source_port:
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frsw.unmap_vc(source_port, source_dlci, destination_port, destination_dlci)
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frsw.unmap_vc(destination_port, destination_dlci, source_port, source_dlci)
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nio = frsw.remove_nio(port)
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nio.delete()
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except DynamipsError as e:
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self.send_custom_error(str(e))
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return
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# for now send back the original request
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self.send_response(request)
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