#
import logging
-import json
import yaml
import random
-from osm_ro.wim.sdnconn import SdnConnectorBase, SdnConnectorError
-from osm_rosdn_juniper_contrail.rest_lib import ContrailHttp
-from osm_rosdn_juniper_contrail.rest_lib import NotFound
+from osm_ro_plugin.sdnconn import SdnConnectorBase, SdnConnectorError
+# from osm_rosdn_juniper_contrail.rest_lib import ContrailHttp
+# from osm_rosdn_juniper_contrail.rest_lib import NotFound
from osm_rosdn_juniper_contrail.rest_lib import DuplicateFound
from osm_rosdn_juniper_contrail.rest_lib import HttpException
-
from osm_rosdn_juniper_contrail.sdn_api import UnderlayApi
whose API details can be found in these links:
- https://github.com/tonyliu0592/contrail/wiki/API-Configuration-REST
- - https://www.juniper.net/documentation/en_US/contrail19/information-products/pathway-pages/api-guide-1910/tutorial_with_rest.html
+ - https://www.juniper.net/documentation/en_US/contrail19/information-products/pathway-pages/api-guide-1910/
+ tutorial_with_rest.html
- https://github.com/tonyliu0592/contrail-toolbox/blob/master/sriov/sriov
"""
_WIM_LOGGER = "openmano.sdnconn.junipercontrail"
self.user = wim_account.get("user")
self.password = wim_account.get("password")
- url = wim.get("wim_url") # underlay url
+ url = wim.get("wim_url") # underlay url
auth_url = None
self.project = None
self.domain = None
Returns:
VNI
"""
- #find unused VLAN ID
+ # find unused VLAN ID
for vlanID_range in self.vni_range:
try:
- start_vni , end_vni = map(int, vlanID_range.replace(" ", "").split("-"))
+ start_vni, end_vni = map(int, vlanID_range.replace(" ", "").split("-"))
for i in range(start_vni, end_vni + 1):
vni = random.randrange(start_vni, end_vni, 1)
if vni not in self.used_vni:
except Exception as exp:
raise SdnConnectorError("Exception {} occurred while searching a free VNI.".format(exp))
else:
- raise SdnConnectorError("Unable to create the virtual network."\
- " All VNI in VNI range {} are in use.".format(self.vni_range))
+ raise SdnConnectorError("Unable to create the virtual network."
+ " All VNI in VNI range {} are in use.".format(self.vni_range))
-
# Aux functions for testing
def get_url(self):
return self.url
else:
num_vmis = len(vmi_list)
for vmi in vmi_list:
- uuid = vmi.get("uuid")
fqdn = vmi.get("to")
# check by name
if fqdn[2] == vmi_name:
self.logger.error('Exception getting connectivity service info: %s', e, exc_info=True)
return {'sdn_status': 'ERROR', 'error_msg': str(e)}
-
def create_connectivity_service(self, service_type, connection_points, **kwargs):
"""
Establish SDN/WAN connectivity between the endpoints
# 1.3 If more than one, ERROR
# Step 2. Modify the existing virtual network in the overlay controller
# 2.1 Add VNI (VxLAN Network Identifier - one free from the provided range)
- # 2.2 Add RouteTarget (RT) ('ASN:VNI', ASN = Autonomous System Number, provided as param or read from controller config)
+ # 2.2 Add RouteTarget (RT) ('ASN:VNI', ASN = Autonomous System Number, provided as param or read from
+ # controller config)
# Step 3. Create a virtual network in the underlay controller
# 3.1 Create virtual network (name, VNI, RT)
# If the network already existed in the overlay controller, we should use the same name
# Initialize data
conn_info = None
-
# 1 - Filter connection_points (transform cp to a dictionary with no duplicates)
# This data will be returned even if no cp can be created if something is created
- vlans = set()
work_cps = {}
for cp in connection_points:
switch_id = cp.get("service_endpoint_encapsulation_info").get("switch_dpid")
switch_port = cp.get("service_endpoint_encapsulation_info").get("switch_port")
service_endpoint_id = cp.get("service_endpoint_id")
- vlans.add(cp.get("service_endpoint_encapsulation_info").get("vlan"))
cp_name = self.underlay_api.get_vpg_name(switch_id, switch_port)
add_cp = work_cps.get(cp_name)
if not add_cp:
- # add cp to dict
- service_endpoint_ids = []
- service_endpoint_ids.append(service_endpoint_id)
- add_cp = {"service_endpoint_ids": service_endpoint_ids,
- "switch_dpid": switch_id,
- "switch_port": switch_port}
- work_cps[cp_name] = add_cp
+ # check cp has vlan
+ vlan = cp.get("service_endpoint_encapsulation_info").get("vlan")
+ if vlan:
+ # add cp to dict
+ service_endpoint_ids = []
+ service_endpoint_ids.append(service_endpoint_id)
+ add_cp = {"service_endpoint_ids": service_endpoint_ids,
+ "switch_dpid": switch_id,
+ "switch_port": switch_port,
+ "vlan": vlan}
+ work_cps[cp_name] = add_cp
+ else:
+ self.logger.warning("cp service_endpoint_id : {} has no vlan, ignore".format(
+ service_endpoint_id))
else:
# add service_endpoint_id to list
service_endpoint_ids = add_cp["service_endpoint_ids"]
service_endpoint_ids.append(service_endpoint_id)
- # check vlan
- if len(vlans) == 1:
- vlan = vlans.pop()
- self.logger.debug("Provided vlan: {}".format(vlan))
- else:
- raise SdnConnectorError("Provided more than one vlan")
-
# 2 - Obtain free VNI
vni = self._generate_vni()
self.logger.debug("VNI: {}".format(vni))
conn_info = {
"vnet": {
"uuid": vnet_id,
- "name": vnet_name,
- "vlan": vlan
+ "name": vnet_name
},
- "connection_points": work_cps # dict with port_name as key
+ "connection_points": work_cps # dict with port_name as key
}
# 4 - Create a port for each endpoint
for cp in work_cps.values():
switch_id = cp.get("switch_dpid")
switch_port = cp.get("switch_port")
+ vlan = cp.get("vlan")
vpg_id, vmi_id = self._create_port(switch_id, switch_port, vnet_name, vlan)
cp["vpg_id"] = vpg_id
cp["vmi_id"] = vmi_id
else:
self.logger.error("Error creating connectivity service: {}".format(e), exc_info=True)
-
# If nothing is created raise error else return what has been created and mask as error
if not conn_info:
raise SdnConnectorError("Exception create connectivity service: {}".format(str(e)))
:raises: SdnConnectorException: In case of error. The parameter http_code must be filled
"""
self.logger.info("delete_connectivity_service vnet_name: {}, connection_points: {}".
- format(service_uuid, conn_info))
+ format(service_uuid, conn_info))
try:
vnet_uuid = service_uuid
- vnet_name = conn_info["vnet"]["name"] # always should exist as the network is the first thing created
+ # vnet_name = conn_info["vnet"]["name"] # always should exist as the network is the first thing created
work_cps = conn_info["connection_points"]
- vlan = conn_info["vnet"]["vlan"]
# 1: For each connection point delete vlan from vpg and it is is the
# last one, delete vpg
for cp in work_cps.values():
- self._delete_port(cp.get("switch_dpid"), cp.get("switch_port"), vlan)
+ self._delete_port(cp.get("switch_dpid"), cp.get("switch_port"), cp.get("vlan"))
# 2: Delete vnet
self.underlay_api.delete_virtual_network(vnet_uuid)
- self.logger.info("deleted connectivity_service vnet_name: {}, connection_points: {}".
+ self.logger.info("deleted connectivity_service vnet_uuid: {}, connection_points: {}".
format(service_uuid, conn_info))
except SdnConnectorError:
raise
self.logger.error("Error deleting connectivity service: {}".format(e), exc_info=True)
raise SdnConnectorError("Exception deleting connectivity service: {}".format(str(e)))
- # Helper methods
- @staticmethod
- def _get_vlan(connection_points):
- vlan = None
- for cp in connection_points:
- cp_vlan = cp.get("service_endpoint_encapsulation_info").get("vlan")
- if not vlan:
- vlan = cp_vlan
- else:
- if vlan != cp_vlan:
- raise SdnConnectorError("More that one cp provided")
- return vlan
-
- def edit_connectivity_service(self, service_uuid, conn_info = None, connection_points = None, **kwargs):
+ def edit_connectivity_service(self, service_uuid, conn_info=None, connection_points=None, **kwargs):
""" Change an existing connectivity service.
This method's arguments and return value follow the same convention as
# 3 - Delete unnecesary ports
# 4 - Add new ports
self.logger.info("edit connectivity service, service_uuid: {}, conn_info: {}, "
- "connection points: {} ".format(service_uuid, conn_info, connection_points))
+ "connection points: {} ".format(service_uuid, conn_info, connection_points))
# conn_info should always exist and have connection_points and vnet elements
old_cp = conn_info.get("connection_points", {})
- old_vlan = conn_info.get("vnet", {}).get("vlan")
# Check if an element of old_cp is marked as error, in case it is delete it
# Not return a new conn_info in this case because it is only partial information
if cp.get("sdn_status") == "ERROR":
switch_id = cp.get("switch_dpid")
switch_port = cp.get("switch_port")
+ old_vlan = cp.get("vlan")
self._delete_port(switch_id, switch_port, old_vlan)
deleted_ports.append(self.underlay_api.get_vpg_name(switch_id, switch_port))
del old_cp[port]
# Delete sdn_status and sdn_info if exists (possibly marked as error)
- if conn_info.get("vnet",{}).get("sdn_status"):
+ if conn_info.get("vnet", {}).get("sdn_status"):
del conn_info["vnet"]["sdn_status"]
except HttpException as e:
self.logger.error("Error trying to delete old ports marked as error: {}".format(e))
# Check and obtain what should be added and deleted, if there is an error here raise an exception
try:
- vlans = set()
work_cps = {}
for cp in connection_points:
switch_id = cp.get("service_endpoint_encapsulation_info").get("switch_dpid")
switch_port = cp.get("service_endpoint_encapsulation_info").get("switch_port")
service_endpoint_id = cp.get("service_endpoint_id")
- vlans.add(cp.get("service_endpoint_encapsulation_info").get("vlan"))
cp_name = self.underlay_api.get_vpg_name(switch_id, switch_port)
add_cp = work_cps.get(cp_name)
if not add_cp:
# add cp to dict
- service_endpoint_ids = []
- service_endpoint_ids.append(service_endpoint_id)
- add_cp = {"service_endpoint_ids": service_endpoint_ids,
- "switch_dpid": switch_id,
- "switch_port": switch_port}
- work_cps[cp_name] = add_cp
+ # check cp has vlan
+ vlan = cp.get("service_endpoint_encapsulation_info").get("vlan")
+ if vlan:
+ service_endpoint_ids = []
+ service_endpoint_ids.append(service_endpoint_id)
+ add_cp = {"service_endpoint_ids": service_endpoint_ids,
+ "switch_dpid": switch_id,
+ "switch_port": switch_port,
+ "vlan": vlan}
+ work_cps[cp_name] = add_cp
+ else:
+ self.logger.warning("cp service_endpoint_id : {} has no vlan, ignore".
+ format(service_endpoint_id))
else:
# add service_endpoint_id to list
service_endpoint_ids = add_cp["service_endpoint_ids"]
service_endpoint_ids.append(service_endpoint_id)
- # check vlan
- if len(vlans) == 1:
- vlan = vlans.pop()
- self.logger.debug("Provided vlan: {}".format(vlan))
- else:
- raise SdnConnectorError("Provided more than one vlan")
-
old_port_list = list(old_cp.keys())
port_list = list(work_cps.keys())
to_delete_ports = list(set(old_port_list) - set(port_list))
cp = conn_info_cp[port_name]
switch_id = cp.get("switch_dpid")
switch_port = cp.get("switch_port")
- self.logger.debug("delete port switch_id, switch_port: {}".format(switch_id, switch_port))
+ self.logger.debug("delete port switch_id={}, switch_port={}".format(switch_id, switch_port))
self._delete_port(switch_id, switch_port, vlan)
deleted_ports.append(port_name)
if port_name in to_add_ports:
switch_id = cp.get("switch_dpid")
switch_port = cp.get("switch_port")
- self.logger.debug("add port switch_id, switch_port: {}".format(switch_id, switch_port))
+ vlan = cp.get("vlan")
+ self.logger.debug("add port switch_id={}, switch_port={}".format(switch_id, switch_port))
vpg_id, vmi_id = self._create_port(switch_id, switch_port, vnet_name, vlan)
cp_added = cp.copy()
cp_added["vpg_id"] = vpg_id
handler = logging.StreamHandler()
handler.setFormatter(log_formatter)
logger = logging.getLogger('openmano.sdnconn.junipercontrail')
- #logger.setLevel(level=logging.ERROR)
- #logger.setLevel(level=logging.INFO)
+ # logger.setLevel(level=logging.ERROR)
+ # logger.setLevel(level=logging.INFO)
logger.setLevel(level=logging.DEBUG)
logger.addHandler(handler)
vni = juniper_contrail._generate_vni()
juniper_contrail.used_vni.add(vni)
print(juniper_contrail.used_vni)
- #juniper_contrail.used_vni.remove(1000003)
+ # juniper_contrail.used_vni.remove(1000003)
print(juniper_contrail.used_vni)
for i in range(2):
vni = juniper_contrail._generate_vni()
juniper_contrail.used_vni.add(vni)
print(juniper_contrail.used_vni)
-
# 0. Check credentials
print('0. Check credentials')
- #juniper_contrail.check_credentials()
+ # juniper_contrail.check_credentials()
# 1 - Create and delete connectivity service
conn_point_0 = {
logger.debug("Delete connectivity service 2")
juniper_contrail.delete_connectivity_service(service_id2, conn_info2)
logger.debug("Delete Ok")
-