mirror of
https://github.com/GNS3/gns3-server.git
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167 lines
4.2 KiB
Python
167 lines
4.2 KiB
Python
# -*- 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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class Adapter(object):
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"""
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Base class for adapters.
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:param interfaces: number of interfaces supported by this adapter.
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:param wics: number of wics supported by this adapter.
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"""
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def __init__(self, interfaces=0, wics=0):
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self._interfaces = interfaces
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self._ports = {}
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for port_number in range(0, interfaces):
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self._ports[port_number] = None
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self._wics = wics * [None]
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def removable(self):
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"""
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Returns True if the adapter can be removed from a slot
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and False if not.
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:returns: boolean
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"""
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return True
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def port_exists(self, port_number):
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"""
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Checks if a port exists on this adapter.
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:returns: True is the port exists,
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False otherwise.
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"""
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if port_number in self._ports:
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return True
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return False
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def wic_slot_available(self, wic_slot_id):
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"""
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Checks if a WIC slot is available
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:returns: True is the WIC slot is available,
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False otherwise.
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"""
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if self._wics[wic_slot_id] is None:
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return True
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return False
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def install_wic(self, wic_slot_id, wic):
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"""
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Installs a WIC on this adapter.
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:param wic_slot_id: WIC slot ID (integer)
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:param wic: WIC instance
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"""
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self._wics[wic_slot_id] = wic
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# Dynamips WICs ports start on a multiple of 16 + port number
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# WIC1 port 1 = 16, WIC1 port 2 = 17
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# WIC2 port 1 = 32, WIC2 port 2 = 33
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# WIC3 port 1 = 48, WIC3 port 2 = 49
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base = 16 * (wic_slot_id + 1)
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for wic_port in range(0, wic.interfaces):
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port_number = base + wic_port
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self._ports[port_number] = None
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def uninstall_wic(self, wic_slot_id):
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"""
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Removes a WIC from this adapter.
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:param wic_slot_id: WIC slot ID (integer)
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"""
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wic = self._wics[wic_slot_id]
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# Dynamips WICs ports start on a multiple of 16 + port number
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# WIC1 port 1 = 16, WIC1 port 2 = 17
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# WIC2 port 1 = 32, WIC2 port 2 = 33
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# WIC3 port 1 = 48, WIC3 port 2 = 49
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base = 16 * (wic_slot_id + 1)
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for wic_port in range(0, wic.interfaces):
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port_number = base + wic_port
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del self._ports[port_number]
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self._wics[wic_slot_id] = None
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def add_nio(self, port_number, nio):
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"""
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Adds a NIO to a port on this adapter.
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:param port_number: port number (integer)
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:param nio: NIO instance
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"""
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self._ports[port_number] = nio
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def remove_nio(self, port_number):
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"""
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Removes a NIO from a port on this adapter.
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:param port_number: port number (integer)
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"""
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self._ports[port_number] = None
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def get_nio(self, port_number):
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"""
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Returns the NIO assigned to a port.
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:params port_number: port number (integer)
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:returns: NIO instance
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"""
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return self._ports[port_number]
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@property
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def ports(self):
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"""
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Returns port to NIO mapping
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:returns: dictionary port -> NIO
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"""
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return self._ports
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@property
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def interfaces(self):
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"""
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Returns the number of interfaces supported by this adapter.
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:returns: number of interfaces
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"""
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return self._interfaces
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@property
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def wics(self):
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"""
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Returns the wics adapters inserted in this adapter.
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:returns: list WIC instances
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"""
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return self._wics
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