mirror of
https://github.com/GNS3/gns3-server
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255 lines
9.5 KiB
Python
255 lines
9.5 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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"""
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Interface for Dynamips virtual Cisco 7200 instances module ("c7200")
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http://github.com/GNS3/dynamips/blob/master/README.hypervisor#L294
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"""
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from ..dynamips_error import DynamipsError
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from .router import Router
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from ..adapters.c7200_io_2fe import C7200_IO_2FE
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from ..adapters.c7200_io_ge_e import C7200_IO_GE_E
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from pkg_resources import parse_version
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import logging
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log = logging.getLogger(__name__)
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class C7200(Router):
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"""
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Dynamips c7200 router (model is 7206).
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:param hypervisor: Dynamips hypervisor instance
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:param name: name for this router
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:param router_id: router instance ID
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:param npe: default NPE
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"""
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def __init__(self, hypervisor, name, router_id=None, npe="npe-400"):
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Router.__init__(self, hypervisor, name, router_id, platform="c7200")
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# Set default values for this platform
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self._ram = 256
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self._nvram = 128
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self._disk0 = 64
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self._disk1 = 0
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self._npe = npe
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self._midplane = "vxr"
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self._clock_divisor = 4
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if npe != "npe-400":
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self.npe = npe
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if parse_version(hypervisor.version) <= parse_version('0.2.13'):
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# work around a bug when rebooting a router with NPE-400 in Dynamips <= 0.2.13
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self.npe = "npe-200"
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# 4 sensors with a default temperature of 22C:
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# sensor 1 = I/0 controller inlet
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# sensor 2 = I/0 controller outlet
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# sensor 3 = NPE inlet
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# sensor 4 = NPE outlet
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self._sensors = [22, 22, 22, 22]
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# 2 power supplies powered on
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self._power_supplies = [1, 1]
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self._create_slots(7)
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# first slot is a mandatory Input/Output controller (based on NPE type)
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if npe == "npe-g2":
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self.slot_add_binding(0, C7200_IO_GE_E())
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else:
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self.slot_add_binding(0, C7200_IO_2FE())
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def defaults(self):
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"""
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Returns all the default attribute values for this platform.
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:returns: default values (dictionary)
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"""
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router_defaults = Router.defaults(self)
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platform_defaults = {"ram": self._ram,
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"nvram": self._nvram,
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"disk0": self._disk0,
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"disk1": self._disk1,
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"npe": self._npe,
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"midplane": self._midplane,
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"clock_divisor": self._clock_divisor,
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"sensors": self._sensors,
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"power_supplies": self._power_supplies}
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# update the router defaults with the platform specific defaults
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router_defaults.update(platform_defaults)
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return router_defaults
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def list(self):
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"""
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Returns all c7200 instances.
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:returns: c7200 instance list
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"""
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return self._hypervisor.send("c7200 list")
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@property
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def npe(self):
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"""
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Returns the NPE model.
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:returns: NPE model string (e.g. "npe-200")
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"""
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return self._npe
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@npe.setter
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def npe(self, npe):
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"""
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Sets the NPE model.
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:params npe: NPE model string (e.g. "npe-200")
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NPE models are npe-100, npe-150, npe-175, npe-200,
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npe-225, npe-300, npe-400 and npe-g2 (PowerPC c7200 only)
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"""
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if self.is_running():
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raise DynamipsError("Cannot change NPE on running router")
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self._hypervisor.send("c7200 set_npe {name} {npe}".format(name=self._name,
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npe=npe))
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log.info("router {name} [id={id}]: NPE updated from {old_npe} to {new_npe}".format(name=self._name,
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id=self._id,
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old_npe=self._npe,
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new_npe=npe))
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self._npe = npe
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@property
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def midplane(self):
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"""
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Returns the midplane model.
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:returns: midplane model string (e.g. "vxr" or "std")
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"""
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return self._midplane
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@midplane.setter
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def midplane(self, midplane):
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"""
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Sets the midplane model.
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:returns: midplane model string (e.g. "vxr" or "std")
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"""
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self._hypervisor.send("c7200 set_midplane {name} {midplane}".format(name=self._name,
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midplane=midplane))
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log.info("router {name} [id={id}]: midplane updated from {old_midplane} to {new_midplane}".format(name=self._name,
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id=self._id,
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old_midplane=self._midplane,
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new_midplane=midplane))
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self._midplane = midplane
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@property
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def sensors(self):
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"""
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Returns the 4 sensors with temperature in degree Celcius.
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:returns: list of 4 sensor temperatures
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"""
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return self._sensors
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@sensors.setter
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def sensors(self, sensors):
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"""
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Sets the 4 sensors with temperature in degree Celcius.
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:param sensors: list of 4 sensor temperatures corresponding to
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sensor 1 = I/0 controller inlet
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sensor 2 = I/0 controller outlet
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sensor 3 = NPE inlet
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sensor 4 = NPE outlet
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Example: [22, 22, 22, 22]
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"""
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sensor_id = 0
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for sensor in sensors:
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self._hypervisor.send("c7200 set_temp_sensor {name} {sensor_id} {temp}".format(name=self._name,
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sensor_id=sensor_id,
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temp=sensor))
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log.info("router {name} [id={id}]: sensor {sensor_id} temperature updated from {old_temp}C to {new_temp}C".format(name=self._name,
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id=self._id,
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sensor_id=sensor_id,
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old_temp=self._sensors[sensor_id],
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new_temp=sensors[sensor_id]))
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sensor_id += 1
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self._sensors = sensors
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@property
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def power_supplies(self):
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"""
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Returns the 2 power supplies with 0 = off, 1 = on.
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:returns: list of 2 power supplies.
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"""
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return self._power_supplies
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@power_supplies.setter
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def power_supplies(self, power_supplies):
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"""
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Sets the 2 power supplies with 0 = off, 1 = on.
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:param power_supplies: list of 2 power supplies.
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Example: [1, 0] = first power supply is on, second is off.
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"""
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power_supply_id = 0
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for power_supply in power_supplies:
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self._hypervisor.send("c7200 set_power_supply {name} {power_supply_id} {powered_on}".format(name=self._name,
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power_supply_id=power_supply_id,
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powered_on=power_supply))
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log.info("router {name} [id={id}]: power supply {power_supply_id} state updated to {powered_on}".format(name=self._name,
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id=self._id,
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power_supply_id=power_supply_id,
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powered_on=power_supply))
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power_supply_id += 1
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self._power_supplies = power_supplies
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def start(self):
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"""
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Starts this router.
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At least the IOS image must be set before starting it.
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"""
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# trick: we must send sensors and power supplies info after starting the router
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# otherwise they are not taken into account (Dynamips bug?)
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Router.start(self)
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if self._sensors != [22, 22, 22, 22]:
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self.sensors = self._sensors
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if self._power_supplies != [1, 1]:
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self.power_supplies = self._power_supplies
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