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Code Issues Releases Wiki Activity

Option to drop nvram & disk files for IOS routers in order to save disk space.

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This commit is contained in:
grossmj 2015-06-05 14:54:22 -06:00
parent b1d21c7c32
commit e63b9ff0e6
3 changed files with 67 additions and 2 deletions
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7
gns3server/modules/dynamips/__init__.py
View File

@ -171,8 +171,11 @@ class Dynamips(BaseManager):
files = glob.glob(os.path.join(project_dir, "*.ghost"))
files += glob.glob(os.path.join(project_dir, "*_lock"))
files += glob.glob(os.path.join(project_dir, "ilt_*"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_*_rommon_vars"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_*_ssa"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i[0-9]*_rommon_vars"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i[0-9]*_ssa"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i[0-9]*_log.txt"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i[0-9]*_rom"))
files += glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i[0-9]*_bootflash"))
for file in files:
try:
log.debug("Deleting file {}".format(file))

50
gns3server/modules/dynamips/nodes/router.py
View File

@ -88,6 +88,7 @@ class Router(BaseVM):
self._exec_area = 64 # 64 MB on other systems
self._disk0 = 0 # Megabytes
self._disk1 = 0 # Megabytes
self._auto_delete_disks = False
self._aux = aux
self._mac_addr = ""
self._system_id = "FTX0945W0MY" # processor board ID in IOS
@ -146,6 +147,7 @@ class Router(BaseVM):
"exec_area": self._exec_area,
"disk0": self._disk0,
"disk1": self._disk1,
"auto_delete_disks": self._auto_delete_disks,
"console": self._console,
"aux": self._aux,
"mac_addr": self._mac_addr,
@ -183,6 +185,16 @@ class Router(BaseVM):
@asyncio.coroutine
def create(self):
# delete any previous file with same Dynamips identifier
project_dir = os.path.join(self.project.module_working_directory(self.manager.module_name.lower()))
for file in glob.glob(os.path.join(project_dir, "c[0-9][0-9][0-9][0-9]_i{}_*".format(self._dynamips_id))):
try:
log.debug("Deleting file {}".format(file))
yield from wait_run_in_executor(os.remove, file)
except OSError as e:
log.warn("Could not delete file {}: {}".format(file, e))
continue
if not self._hypervisor:
module_workdir = self.project.module_working_directory(self.manager.module_name.lower())
self._hypervisor = yield from self.manager.start_new_hypervisor(working_dir=module_workdir)
@ -357,6 +369,20 @@ class Router(BaseVM):
pass
yield from self.hypervisor.stop()
if self._auto_delete_disks:
# delete nvram and disk files
project_dir = os.path.join(self.project.module_working_directory(self.manager.module_name.lower()))
files = glob.glob(os.path.join(project_dir, "{}_i{}_disk[0-1]".format(self.platform, self.dynamips_id)))
files += glob.glob(os.path.join(project_dir, "{}_i{}_slot[0-1]".format(self.platform, self.dynamips_id)))
files += glob.glob(os.path.join(project_dir, "{}_i{}_nvram".format(self.platform, self.dynamips_id)))
files += glob.glob(os.path.join(project_dir, "{}_i{}_flash[0-1]".format(self.platform, self.dynamips_id)))
for file in files:
try:
log.debug("Deleting file {}".format(file))
yield from wait_run_in_executor(os.remove, file)
except OSError as e:
log.warn("Could not delete file {}: {}".format(file, e))
continue
self._closed = True
@property
@ -866,6 +892,30 @@ class Router(BaseVM):
new_disk1=disk1))
self._disk1 = disk1
@property
def auto_delete_disks(self):
"""
Returns True if auto delete disks is enabled on this router.
:returns: boolean either auto delete disks is activated or not
"""
return self._auto_delete_disks
@asyncio.coroutine
def set_auto_delete_disks(self, auto_delete_disks):
"""
Enable/disable use of auto delete disks
:param auto_delete_disks: activate/deactivate auto delete disks (boolean)
"""
if auto_delete_disks:
log.info('Router "{name}" [{id}]: auto delete disks enabled'.format(name=self._name, id=self._id))
else:
log.info('Router "{name}" [{id}]: auto delete disks disabled'.format(name=self._name, id=self._id))
self._auto_delete_disks = auto_delete_disks
@asyncio.coroutine
def set_console(self, console):
"""

12
gns3server/schemas/dynamips_vm.py
View File

@ -120,6 +120,10 @@ VM_CREATE_SCHEMA = {
"description": "disk1 size in MB",
"type": "integer"
},
"auto_delete_disks": {
"description": "automatically delete nvram and disk files",
"type": "boolean"
},
"console": {
"description": "console TCP port",
"type": "integer",
@ -337,6 +341,10 @@ VM_UPDATE_SCHEMA = {
"description": "disk1 size in MB",
"type": "integer"
},
"auto_delete_disks": {
"description": "automatically delete nvram and disk files",
"type": "boolean"
},
"console": {
"description": "console TCP port",
"type": "integer",
@ -591,6 +599,10 @@ VM_OBJECT_SCHEMA = {
"description": "disk1 size in MB",
"type": "integer"
},
"auto_delete_disks": {
"description": "automatically delete nvram and disk files",
"type": "boolean"
},
"console": {
"description": "console TCP port",
"type": "integer",