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Code Issues Releases Wiki Activity

Chassis and private-config support

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This commit is contained in:
grossmj 2014-03-18 18:14:30 -06:00
parent 0e1d8e5071
commit 99cc7345b8
4 changed files with 90 additions and 27 deletions
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30
gns3server/modules/dynamips/__init__.py
View File

@ -20,6 +20,7 @@ Dynamips server module.
"""
import os
import base64
import tempfile
from gns3server.modules import IModule
import gns3server.jsonrpc as jsonrpc
@ -362,6 +363,35 @@ class Dynamips(IModule):
router.ghost_status = 2
router.ghost_file = ghost_instance
def save_base64config(self, config_base64, router, config_filename):
"""
Saves a base64 encoded config (decoded) to a file.
:param config_base64: base64 encoded config
:param router: router instance
:param config_filename: file name to save the config
:returns: relative path to the config file
"""
config = base64.decodestring(config_base64.encode("utf-8")).decode("utf-8")
config = "!\n" + config.replace("\r", "")
config = config.replace('%h', router.name)
config_dir = os.path.join(router.hypervisor.working_dir, "configs")
if not os.path.exists(config_dir):
try:
os.makedirs(config_dir)
except EnvironmentError as e:
raise DynamipsError("Could not create configs directory: {}".format(e))
config_path = os.path.join(config_dir, config_filename)
try:
with open(config_path, "w") as f:
log.info("saving startup-config to {}".format(config_path))
f.write(config)
except EnvironmentError as e:
raise DynamipsError("Could not save the configuration {}: {}".format(config_path, e))
return "configs" + os.sep + os.path.basename(config_path)
@IModule.route("dynamips.nio.get_interfaces")
def nio_get_interfaces(self, request):
"""

57
gns3server/modules/dynamips/backends/vm.py
View File

@ -101,6 +101,7 @@ class VM(object):
- console (console port number)
- aux (auxiliary console port number)
- mac_addr (MAC address)
- chassis (router chassis model)
Response parameters:
- id (vm identifier)
@ -123,6 +124,9 @@ class VM(object):
image = request["image"]
ram = request["ram"]
hypervisor = None
chassis = None
if "chassis" in request:
chassis = request["chassis"]
try:
@ -131,7 +135,10 @@ class VM(object):
hypervisor = self._hypervisor_manager.allocate_hypervisor_for_router(image, ram)
router = PLATFORMS[platform](hypervisor, name)
if chassis:
router = PLATFORMS[platform](hypervisor, name, chassis=chassis)
else:
router = PLATFORMS[platform](hypervisor, name)
router.ram = ram
router.image = image
router.sparsemem = self._hypervisor_manager.sparse_memory_support
@ -341,6 +348,7 @@ class VM(object):
Optional request parameters:
- any setting to update
- startup_config_base64 (startup-config base64 encoded)
- private_config_base64 (private-config base64 encoded)
Response parameters:
- same as original request
@ -360,25 +368,18 @@ class VM(object):
try:
# a new startup-config has been pushed
if "startup_config_base64" in request:
config = base64.decodestring(request["startup_config_base64"].encode("utf-8")).decode("utf-8")
config = "!\n" + config.replace("\r", "")
config = config.replace('%h', router.name)
config_dir = os.path.join(router.hypervisor.working_dir, "configs")
if not os.path.exists(config_dir):
try:
os.makedirs(config_dir)
except EnvironmentError as e:
raise DynamipsError("Could not create configs directory: {}".format(e))
config_path = os.path.join(config_dir, "{}.cfg".format(router.name))
try:
with open(config_path, "w") as f:
log.info("saving startup-config to {}".format(config_path))
f.write(config)
except EnvironmentError as e:
raise DynamipsError("Could not save the configuration {}: {}".format(config_path, e))
request["startup_config"] = "configs" + os.sep + os.path.basename(config_path)
config_filename = "{}.cfg".format(router.name)
request["startup_config"] = self.save_base64config(request["startup_config_base64"], router, config_filename)
if "startup_config" in request:
router.set_config(request["startup_config"])
# a new private-config has been pushed
if "private_config_base64" in request:
config_filename = "{}-private.cfg".format(router.name)
request["private_config"] = self.save_base64config(request["private_config_base64"], router, config_filename)
if "private_config" in request:
router.set_config(router.startup_config, request["private_config"])
except DynamipsError as e:
self.send_custom_error(str(e))
return
@ -455,9 +456,9 @@ class VM(object):
router_id = request["id"]
router = self._routers[router_id]
try:
if router.startup_config:
#TODO: handle private-config
startup_config_base64, _ = router.extract_config()
if router.startup_config or router.private_config:
startup_config_base64, private_config_base64 = router.extract_config()
if startup_config_base64:
try:
config = base64.decodestring(startup_config_base64.encode("utf-8")).decode("utf-8")
@ -467,7 +468,19 @@ class VM(object):
log.info("saving startup-config to {}".format(router.startup_config))
f.write(config)
except EnvironmentError as e:
raise DynamipsError("Could not save the configuration {}: {}".format(config_path, e))
raise DynamipsError("Could not save the startup configuration {}: {}".format(config_path, e))
if private_config_base64:
try:
config = base64.decodestring(private_config_base64.encode("utf-8")).decode("utf-8")
config = "!\n" + config.replace("\r", "")
config_path = os.path.join(router.hypervisor.working_dir, router.private_config)
with open(config_path, "w") as f:
log.info("saving private-config to {}".format(router.private_config))
f.write(config)
except EnvironmentError as e:
raise DynamipsError("Could not save the private configuration {}: {}".format(config_path, e))
except DynamipsError as e:
log.warn("could not save config to {}: {}".format(router.startup_config, e))

18
gns3server/modules/dynamips/nodes/c7200.py
View File

@ -86,7 +86,9 @@ class C7200(Router):
"disk1": self._disk1,
"npe": self._npe,
"midplane": self._midplane,
"clock_divisor": self._clock_divisor}
"clock_divisor": self._clock_divisor,
"sensors": self._sensors,
"power_supplies": self._power_supplies}
# update the router defaults with the platform specific defaults
router_defaults.update(platform_defaults)
@ -230,3 +232,17 @@ class C7200(Router):
power_supply_id += 1
self._power_supplies = power_supplies
def start(self):
"""
Starts this router.
At least the IOS image must be set before starting it.
"""
# trick: we must send sensors and power supplies info after starting the router
# otherwise they are not taken into account (Dynamips bug?)
Router.start(self)
if self._sensors != [22, 22, 22, 22]:
self.sensors = self._sensors
if self._power_supplies != [1, 1]:
self.power_supplies = self._power_supplies

12
gns3server/modules/dynamips/nodes/router.py
View File

@ -452,11 +452,15 @@ class Router(object):
id=self._id,
startup='"' + startup_config + '"'))
self._startup_config = startup_config
if private_config:
log.info("router {name} [id={id}]: has a private-config set: {private}".format(name=self._name,
id=self._id,
private='"' + private_config + '"'))
self._private_config = private_config
def extract_config(self):
"""
Gets the contents of the config files
@ -1180,9 +1184,9 @@ class Router(object):
# Generate an OIR event if the router is running and
# only for c7200, c3600 and c3745 (NM-4T only)
if self.is_running() and self._platform == 'c7200' \
if self.is_running() and (self._platform == 'c7200' \
or (self._platform == 'c3600' and self.chassis == '3660') \
or (self._platform == 'c3745' and adapter == 'NM-4T'):
or (self._platform == 'c3745' and adapter == 'NM-4T')):
self._hypervisor.send("vm slot_oir_start {name} {slot_id} 0".format(name=self._name,
slot_id=slot_id))
@ -1212,9 +1216,9 @@ class Router(object):
# Generate an OIR event if the router is running and
# only for c7200, c3600 and c3745 (NM-4T only)
if self.is_running() and self._platform == 'c7200' \
if self.is_running() and (self._platform == 'c7200' \
or (self._platform == 'c3600' and self.chassis == '3660') \
or (self._platform == 'c3745' and adapter == 'NM-4T'):
or (self._platform == 'c3745' and adapter == 'NM-4T')):
self._hypervisor.send("vm slot_oir_stop {name} {slot_id} 0".format(name=self._name,
slot_id=slot_id))