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Ranges for UDP, console, auxiliary console and hypervisor ports.

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Dynamips UDP NIO auto back-end for UDP tunnel connections (excepting
stubs).
This commit is contained in:
grossmj
2014-04-30 20:44:13 -06:00
parent 97e19ac7a5
commit 93058f92d4
10 changed files with 420 additions and 242 deletions
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62
gns3server/modules/dynamips/nodes/router.py
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@ -20,8 +20,9 @@ Interface for Dynamips virtual Machine module ("vm")
http://github.com/GNS3/dynamips/blob/master/README.hypervisor#L77
"""
from ..dynamips_hypervisor import DynamipsHypervisor
from ..dynamips_error import DynamipsError
from ...attic import find_unused_port
import time
import sys
import os
@ -41,6 +42,8 @@ class Router(object):
"""
_allocated_names = []
_allocated_console_ports = []
_allocated_aux_ports = []
_instance_count = 1
_status = {0: "inactive",
1: "shutting down",
@ -103,9 +106,29 @@ class Router(object):
platform=platform,
id=self._id))
# get console and aux ports
self.console = (self._hypervisor.baseconsole - 1) + self._id
self.aux = (self._hypervisor.baseaux - 1) + self._id
try:
# allocate a console port
self._console = find_unused_port(self._hypervisor.console_start_port_range,
self._hypervisor.console_end_port_range,
self._hypervisor.host,
ignore_ports=self._allocated_console_ports)
self._hypervisor.send("vm set_con_tcp_port {name} {console}".format(name=self._name,
console=self._console))
self._allocated_console_ports.append(self._console)
# allocate a auxiliary console port
self._aux = find_unused_port(self._hypervisor.aux_start_port_range,
self._hypervisor.aux_end_port_range,
self._hypervisor.host,
ignore_ports=self._allocated_aux_ports)
self._hypervisor.send("vm set_aux_tcp_port {name} {aux}".format(name=self._name,
aux=self._aux))
self._allocated_aux_ports.append(self._aux)
except Exception as e:
raise DynamipsError(e)
# get the default base MAC address
self._mac_addr = self._hypervisor.send("{platform} get_mac_addr {name}".format(platform=self._platform,
@ -124,6 +147,8 @@ class Router(object):
cls._instance_count = 1
cls._allocated_names.clear()
cls._allocated_console_ports.clear()
cls._allocated_aux_ports.clear()
def defaults(self):
"""
@ -260,6 +285,10 @@ class Router(object):
log.info("router {name} [id={id}] has been deleted".format(name=self._name, id=self._id))
self._allocated_names.remove(self.name)
if self.console:
self._allocated_console_ports.remove(self.console)
if self.aux:
self._allocated_aux_ports.remove(self.aux)
def start(self):
"""
@ -285,20 +314,6 @@ class Router(object):
if elf_header_start != b'\x7fELF\x01\x02\x01':
raise DynamipsError("'{}' is not a valid IOU image".format(self._image))
if self.console and self.aux:
# check that console and aux ports are available
try:
#FIXME: use a defined range
DynamipsHypervisor.find_unused_port(self.console, self.console + 100, self._hypervisor.host)
except DynamipsError:
raise DynamipsError("console port {} is not available".format(self.console))
try:
#FIXME: use a defined range
DynamipsHypervisor.find_unused_port(self.aux, self.aux + 100, self._hypervisor.host)
except DynamipsError:
raise DynamipsError("aux port {} is not available".format(self.aux))
self._hypervisor.send("vm start {}".format(self._name))
log.info("router {name} [id={id}] has been started".format(name=self._name, id=self._id))
@ -1021,6 +1036,9 @@ class Router(object):
if console == self._console:
return
if console in self._allocated_console_ports:
raise DynamipsError("Console port {} is already used by another router".format(console))
self._hypervisor.send("vm set_con_tcp_port {name} {console}".format(name=self._name,
console=console))
@ -1028,7 +1046,9 @@ class Router(object):
id=self._id,
old_console=self._console,
new_console=console))
self._allocated_console_ports.remove(self._console)
self._console = console
self._allocated_console_ports.append(self._console)
@property
def aux(self):
@ -1051,6 +1071,9 @@ class Router(object):
if aux == self._aux:
return
if aux in self._allocated_aux_ports:
raise DynamipsError("Auxiliary console port {} is already used by another router".format(aux))
self._hypervisor.send("vm set_aux_tcp_port {name} {aux}".format(name=self._name,
aux=aux))
@ -1058,7 +1081,10 @@ class Router(object):
id=self._id,
old_aux=self._aux,
new_aux=aux))
self._allocated_aux_ports.remove(self._aux)
self._aux = aux
self._allocated_aux_ports.append(self._aux)
def get_cpu_info(self, cpu_id=0):
"""