Last active
March 3, 2017 08:40
-
-
Save nuriel77/44051ddb3f35c63c7978f0a5f0daaf05 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env python | |
from keystoneauth1 import identity | |
from keystoneauth1 import session | |
from neutronclient.v2_0 import client | |
from subprocess import call | |
from os import environ | |
import sys | |
""" Remove all network components """ | |
class Networks(): | |
def __init__(self, neutron): | |
self.neutron = neutron | |
def start_cleanup(self): | |
self.delete_floatingips() | |
self.clear_router_gws() | |
self.delete_routers() | |
self.delete_ports() | |
self.delete_subnets() | |
self.delete_networks() | |
self.delete_subnetpools() | |
self.delete_address_scopes() | |
@property | |
def get_address_scopes(self): | |
address_scopes = self.neutron.list_address_scopes() | |
return address_scopes['address_scopes'] | |
@property | |
def get_floatingips(self): | |
floatingips = self.neutron.list_floatingips() | |
return floatingips['floatingips'] | |
@property | |
def get_ports(self): | |
ports = self.neutron.list_ports() | |
return ports['ports'] | |
@property | |
def get_routers(self): | |
routers = self.neutron.list_routers() | |
return routers['routers'] | |
@property | |
def get_subnets(self): | |
subnets = self.neutron.list_subnets() | |
return subnets['subnets'] | |
@property | |
def get_networks(self): | |
networks = self.neutron.list_networks() | |
return networks['networks'] | |
@property | |
def get_subnetpools(self): | |
subnet_pools = self.neutron.list_subnetpools() | |
return subnet_pools['subnetpools'] | |
def delete_address_scopes(self): | |
address_scopes = self.get_address_scopes | |
for address_scope in address_scopes: | |
log("Delete address scope '%s'" % address_scope['id']) | |
self.neutron.delete_address_scope(address_scope['id']) | |
def delete_subnetpools(self): | |
subnet_pools = self.get_subnetpools | |
for subnet_pool in subnet_pools: | |
log("Delete subnetpool '%s'" % subnet_pool['id']) | |
self.neutron.delete_subnetpool(subnet_pool['id']) | |
def delete_networks(self): | |
networks = self.get_networks | |
for network in networks: | |
log("Delete network '%s'" % network['id']) | |
self.neutron.delete_network(network['id']) | |
def delete_subnets(self): | |
subnets = self.get_subnets | |
for subnet in subnets: | |
log("Delete subnet '%s'" % subnet['id']) | |
self.neutron.delete_subnet(subnet['id']) | |
def clear_router_gws(self): | |
routers = self.get_routers | |
for router in routers: | |
log("Clear gateway from router '%s'" % router['id']) | |
self.neutron.remove_gateway_router(router['id']) | |
def delete_routers(self): | |
routers = self.get_routers | |
subnets = self.get_subnets | |
for router in routers: | |
for subnet in subnets: | |
cmd = "neutron router-interface-delete %s %s" % \ | |
(router['id'], subnet['id']) | |
try: | |
call([cmd], shell=True) | |
except OSError as e: | |
log("OSError > ", e.errno) | |
log("OSError > ", e.strerror) | |
log("OSError > ", e.filename) | |
except: | |
log("Error > ", sys.exc_info()[0]) | |
else: | |
log("Removed subnet '%s' from router '%s'" % | |
(subnet['id'], router['id'])) | |
log("Delete router '%s'" % router['id']) | |
self.neutron.delete_router(router['id']) | |
def delete_ports(self): | |
ports = self.get_ports | |
for port in ports: | |
log("Delete port '%s'" % port['id']) | |
self.neutron.delete_port(port['id']) | |
def delete_floatingips(self): | |
floatingips = self.get_floatingips | |
for floatingip in floatingips: | |
log("Delete floating IP '%s'" % floatingip['floating_ip_address']) | |
self.neutron.update_floatingip(floatingip['id'], | |
{'floatingip': {'port_id': None}}) | |
self.neutron.delete_floatingip(floatingip['id']) | |
def log(msg): | |
sys.stderr.write(msg + '\n') | |
def main(): | |
try: | |
environ['OS_CLOUDNAME'] | |
except: | |
pass | |
else: | |
if environ['OS_CLOUDNAME'] == 'undercloud': | |
log("Undercloud auth details loaded." | |
" Make sure you load overcloudrc!") | |
sys.exit(1) | |
try: | |
environ['OS_TENANT_NAME'] | |
except Exception as e: | |
try: | |
environ['OS_PROJECT_NAME'] | |
except Exception as e: | |
raise Exception("Did not find OS_PROJECT_NAME!" | |
" Missing authentication details.") | |
else: | |
environ['OS_TENANT_NAME'] = environ['OS_PROJECT_NAME'] | |
try: | |
environ['OS_TENANT_NAME'] | |
environ['OS_PASSWORD'] | |
environ['OS_USERNAME'] | |
environ['OS_AUTH_URL'] | |
except Exception as e: | |
raise Exception('Missing authentication credentials: %s' % e) | |
username = environ['OS_USERNAME'] | |
password = environ['OS_PASSWORD'] | |
project_name = environ['OS_TENANT_NAME'] | |
auth_url = environ['OS_AUTH_URL'] | |
auth = identity.Password(auth_url=auth_url, | |
username=username, | |
password=password, | |
project_name=project_name) | |
sess = session.Session(auth=auth) | |
neutron = client.Client(session=sess) | |
try: | |
Networks(neutron).start_cleanup() | |
except Exception as e: | |
raise Exception(e) | |
if __name__ == "__main__": | |
main() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment