def _init_device(self):
self.qos_driver = qos_driver.QosDriver()
self.ovs_driver = ovs_driver.OVSDriver()
while(self.init_flag):
try:
self.client = HillStoneRestClient(self.mgmt_url['ip_address'])
self._create_common_user(self.auth)
except Exception as e:
LOG.error('init device fail, mgmt_url:%s, auth:%s',
self.mgmt_url['ip_address'], self.auth)
LOG.error(e)
self.init_flag = True
time.sleep(10)
continue
LOG.info('device %s init completly', self.mgmt_url['ip_address'])
self.init_flag = False
class Hillstone():
# _instance = None
# def __new__(cls, **device_params):
# if not cls._instance:
# cls._instance = super(Hillstone, cls).__new__(cls)
# return cls._instance
def __init__(self, **device_params):
self.mgmt_url = device_params['mgmt_url']
self.auth = device_params['auth']
self.root_helper = cfg.CONF.AGENT.root_helper
self._pool = eventlet.GreenPool()
self.init_flag = True
self.init_device()
def spawn_n(self, function, *args, **kwargs):
self._pool.spawn_n(function, *args, **kwargs)
def init_device(self):
self._pool.spawn_n(self._init_device)
def _init_device(self):
self.qos_driver = qos_driver.QosDriver()
self.ovs_driver = ovs_driver.OVSDriver()
while(self.init_flag):
try:
self.client = HillStoneRestClient(self.mgmt_url['ip_address'])
self._create_common_user(self.auth)
except Exception as e:
LOG.error('init device fail, mgmt_url:%s, auth:%s',
self.mgmt_url['ip_address'], self.auth)
LOG.error(e)
self.init_flag = True
time.sleep(10)
continue
LOG.info('device %s init completly', self.mgmt_url['ip_address'])
self.init_flag = False
def _create_common_user(self, auth):
if not auth:
return
for user in auth:
self.client.create_operator_user(user['username'],
user['password'])
###### Public Functions ########
def router_added(self, ri):
router_data = {}
router_data = {'name': ri.router_name}
self.client.add_router(router_data)
def router_removed(self, ri):
router_data = {}
router_data = {'name': ri.router_name}
self.client.delete_router(router_data)
def internal_network_added(self, ri, port):
cidr = netaddr.IPNetwork(port['subnet']['cidr']).netmask
driver_ip = {'mac':port['mac_address'],
'address': port['fixed_ips'][0]['ip_address'],
'router_name':ri.router_name,
'netmask': str(cidr)}
LOG.info('add internal network interface, %s' % driver_ip)
self.client.set_ip_address_to_interface(driver_ip)
def internal_network_removed(self, ri, port):
pass
def external_gateway_added(self, ri, ex_gw_fips, ex_gw_port):
"""1. create subinterface
2. config fip_address
3. add default_route
"""
driver_ips = []
mgmt_ip = self.mgmt_url['ip_address']
cidr = ex_gw_port['extra_subnets'][0]['cidr']
netmask = netaddr.IPNetwork(cidr).netmask
gateway = ex_gw_port['extra_subnets'][0]['gateway_ip']
for ex_gw in ex_gw_fips:
driver_ip = {
'mac':ex_gw_port['mac_address'],
'netmask': str(netmask),
'address': ex_gw['floating_ip_address'],
'router_name':ri.router_name,
'destination': '0.0.0.0',
'gateway': gateway,
'mask': cidr.split("/")[1]}
driver_ips.append(driver_ip)
for driver_ip in driver_ips:
self.client.set_ip_address_to_interface(driver_ip)
if driver_ips:
self.client.set_default_route(driver_ips)
def external_gateway_removed(self, ri, ex_gw_fips, ex_gw_port):
"""1. remove subinterface
2. remove fip_address
3. remove default_route
"""
interface = {'mac': ex_gw_port['mac_address'],
'address': '0',
'netmask': '0'
}
self.client.set_ip_address_to_interface(interface)
def enable_internal_network_NAT(self, ri, port, ex_gw_port,
ex_gw_fips):
"""
1. add snat rule
"""
snat_data = []
policy_data = []
mgmt_ip = self.mgmt_url['ip_address']
for ex_gw in ex_gw_fips:
cidr = port['subnet']['cidr']
snat = {'trans_to': '%s/32' % ex_gw['floating_ip_address'],
'mac_address':ex_gw_port['mac_address'],
'router_name':ri.router_name,
'from': cidr}
policy = {'ip':cidr.split('/')[0],
'netmask':cidr.split('/')[1]}
snat_data.append(snat)
policy_data.append(policy)
self.qos_driver.add_floatingip_qos(
ex_gw['floating_ip_address'],
ex_gw['rate_limit'], ex_gw_port['id'])
self.ovs_driver.add_floatingip_filter(ex_gw_port['id'],
ex_gw['floating_ip_address'])
if snat_data and policy_data:
self.client.add_snat_rule(snat_data)
self.client.add_snat_policy_rule(policy_data)
def disable_internal_network_NAT(self, ri, port, ex_gw_port,
ex_gw_fips):
"""
1. delete snat rule
"""
snat_data = []
policy_data = []
mgmt_ip = self.mgmt_url['ip_address']
cidr = port['subnet']['cidr']
snat = { 'mac_address':ex_gw_port['mac_address'],
'router_name':ri.router_name,
'from': cidr}
policy = {'ip':cidr.split('/')[0],
'netmask':cidr.split('/')[1]}
snat_data.append(snat)
policy_data.append(policy)
self.client.delete_snat_rule(snat_data)
self.client.del_snat_policy_rule(policy_data)
self.qos_driver.del_floatingip_qos(
ex_gw_fips[0]['floating_ip_address'],
ex_gw_port['id'])
self.ovs_driver.del_floatingip_filter(ex_gw_port['id'],
ex_gw_fips[0]['floating_ip_address'])
def floating_ip_added(self, ri, ex_gw_port,
floating_ip, rate_limit, fixed_ip):
mgmt_ip = self.mgmt_url['ip_address']
dnat = {'trans_to': '%s/32' % fixed_ip,
'mac_address':ex_gw_port['mac_address'],
'router_name':ri.router_name,
'to': '%s/32' % floating_ip}
policy_data = [{'ip':floating_ip, 'netmask':32}]
self.client.add_dnat_rule([dnat])
self.client.add_dnat_policy_rule(policy_data)
self.qos_driver.add_floatingip_qos(floating_ip, rate_limit,
ex_gw_port['id'])
self.ovs_driver.add_floatingip_filter(ex_gw_port['id'], floating_ip)
def floating_ip_removed(self, ri, ex_gw_port,
floating_ip, fixed_ip):
mgmt_ip = self.mgmt_url['ip_address']
dnat = {'trans_to': '%s/32' % fixed_ip,
'mac_address':ex_gw_port['mac_address'],
'router_name':ri.router_name,
'to': '%s/32' % floating_ip}
policy_data = [{'ip':floating_ip, 'netmask':32}]
self.client.del_dnat_policy_rule(policy_data)
self.client.delete_dnat_rule([dnat])
self.qos_driver.del_floatingip_qos(floating_ip, ex_gw_port['id'])
self.ovs_driver.del_floatingip_filter(ex_gw_port['id'], floating_ip)
def routes_updated(self, ri, action, route):
"Do not implement"
pass