mirror of
https://github.com/GNS3/gns3-server.git
synced 2024-11-17 17:24:51 +02:00
249 lines
9.4 KiB
Python
249 lines
9.4 KiB
Python
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2013 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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"""
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Interface for Dynamips virtual ATM switch module ("atmsw").
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http://github.com/GNS3/dynamips/blob/master/README.hypervisor#L593
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"""
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from __future__ import unicode_literals
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from ..dynamips_error import DynamipsError
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class ATMSwitch(object):
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"""
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Dynamips ATM switch.
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:param hypervisor: Dynamips hypervisor object
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:param name: name for this switch
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"""
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def __init__(self, hypervisor, name):
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self._hypervisor = hypervisor
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self._name = '"' + name + '"' # put name into quotes to protect spaces
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self._hypervisor.send("atmsw create {}".format(self._name))
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self._hypervisor.devices.append(self)
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self._nios = {}
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self._mapping = {}
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@property
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def name(self):
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"""
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Returns the current name of this ATM switch.
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:returns: ATM switch name
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"""
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return self._name[1:-1] # remove quotes
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@property
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def hypervisor(self):
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"""
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Returns the current hypervisor.
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:returns: hypervisor object
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"""
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return self._hypervisor
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def list(self):
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"""
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Returns all ATM switches instances.
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:returns: list of all ATM switches
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"""
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return self._hypervisor.send("atmsw list")
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@property
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def nios(self):
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"""
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Returns all the NIOs member of this ATM switch.
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:returns: nio list
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"""
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return self._nios
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@property
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def mapping(self):
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"""
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Returns port mapping
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:returns: mapping list
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"""
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return self._mapping
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def rename(self, new_name):
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"""
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Renames this ATM switch.
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:param new_name: New name for this switch
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"""
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new_name = '"' + new_name + '"' # put the new name into quotes to protect spaces
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self._hypervisor.send("atmsw rename {name} {new_name}".format(name=self._name,
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new_name=new_name))
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self._name = new_name
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def delete(self):
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"""
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Deletes this ATM switch.
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"""
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self._hypervisor.send("atmsw delete {}".format(self._name))
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self._hypervisor.devices.remove(self)
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def add_nio(self, nio, port):
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"""
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Adds a NIO as new port on ATM switch.
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:param nio: NIO object to add
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:param port: port to allocate for the NIO
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"""
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if port in self._nios:
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raise DynamipsError("Port {} isn't free".format(port))
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self._nios[port] = nio
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def remove_nio(self, port):
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"""
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Removes the specified NIO as member of this ATM switch.
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:param port: allocated port
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"""
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if port not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port))
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del self._nios[port]
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def map_vp(self, port1, vpi1, port2, vpi2):
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"""
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Creates a new Virtual Path connection.
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:param port1: input port
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:param vpi1: input vpi
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:param port2: output port
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:param vpi2: output vpi
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"""
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if port1 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port1))
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if port2 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port2))
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nio1 = self._nios[port1]
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nio2 = self._nios[port2]
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self._hypervisor.send("atmsw create_vpc {name} {input_nio} {input_vpi} {output_nio} {output_vpi}".format(name=self._name,
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input_nio=nio1,
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input_vpi=vpi1,
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output_nio=nio2,
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output_vpi=vpi2))
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self._mapping[(port1, vpi1)] = (port2, vpi2)
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def unmap_vp(self, port1, vpi1, port2, vpi2):
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"""
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Deletes a new Virtual Path connection.
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:param port1: input port
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:param vpi1: input vpi
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:param port2: output port
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:param vpi2: output vpi
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"""
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if port1 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port1))
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if port2 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port2))
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nio1 = self._nios[port1]
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nio2 = self._nios[port2]
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self._hypervisor.send("atmsw delete_vpc {name} {input_nio} {input_vpi} {output_nio} {output_vpi}".format(name=self._name,
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input_nio=nio1,
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input_vpi=vpi1,
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output_nio=nio2,
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output_vpi=vpi2))
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del self._mapping[(port1, vpi1)]
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def map_pvc(self, port1, vpi1, vci1, port2, vpi2, vci2):
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"""
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Creates a new Virtual Channel connection (unidirectional).
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:param port1: input port
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:param vpi1: input vpi
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:param vci1: input vci
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:param port2: output port
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:param vpi2: output vpi
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:param vci2: output vci
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"""
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if port1 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port1))
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if port2 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port2))
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nio1 = self._nios[port1]
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nio2 = self._nios[port2]
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self._hypervisor.send("atmsw create_vcc {name} {input_nio} {input_vpi} {input_vci} {output_nio} {output_vpi} {output_vci}".format(name=self._name,
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input_nio=nio1,
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input_vpi=vpi1,
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input_vci=vci1,
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output_nio=nio2,
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output_vpi=vpi2,
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output_vci=vci2))
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self._mapping[(port1, vpi1, vci1)] = (port2, vpi2, vci2)
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def unmap_pvc(self, port1, vpi1, vci1, port2, vpi2, vci2):
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"""
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Deletes a new Virtual Channel connection (unidirectional).
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:param port1: input port
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:param vpi1: input vpi
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:param vci1: input vci
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:param port2: output port
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:param vpi2: output vpi
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:param vci2: output vci
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"""
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if port1 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port1))
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if port2 not in self._nios:
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raise DynamipsError("Port {} is not allocated".format(port2))
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nio1 = self._nios[port1]
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nio2 = self._nios[port2]
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self._hypervisor.send("atmsw delete_vcc {name} {input_nio} {input_vpi} {input_vci} {output_nio} {output_vpi} {output_vci}".format(name=self._name,
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input_nio=nio1,
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input_vpi=vpi1,
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input_vci=vci1,
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output_nio=nio2,
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output_vpi=vpi2,
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output_vci=vci2))
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del self._mapping[(port1, vpi1, vci1)]
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