mirror of
https://github.com/GNS3/gns3-server
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105 lines
2.4 KiB
Python
105 lines
2.4 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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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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"""
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def __init__(self, interfaces=4):
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self._interfaces = interfaces
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self._ports = {}
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for port_id in range(0, interfaces):
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self._ports[port_id] = 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_id):
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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_id in self._ports:
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return True
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return False
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def add_nio(self, port_id, nio):
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"""
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Adds a NIO to a port on this adapter.
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:param port_id: port ID (integer)
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:param nio: NIO instance
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"""
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self._ports[port_id] = nio
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def remove_nio(self, port_id):
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"""
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Removes a NIO from a port on this adapter.
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:param port_id: port ID (integer)
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"""
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self._ports[port_id] = None
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def get_nio(self, port_id):
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"""
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Returns the NIO assigned to a port.
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:params port_id: port ID (integer)
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:returns: NIO instance
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"""
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return self._ports[port_id]
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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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