import yaml
import gi
-gi.require_version('RwSdn', '1.0')
gi.require_version('RwCal', '1.0')
gi.require_version('RwcalYang', '1.0')
from gi.repository import (
GObject,
RwCal,
- RwSdn, # Vala package
- RwsdnYang,
RwTypes,
RwcalYang)
def __init__(self):
GObject.Object.__init__(self)
- self._driver_class = openstack_drv.OpenstackDriver
self.log = logging.getLogger('rwcal.openstack.%s' % RwcalOpenstackPlugin.instance_num)
self.log.setLevel(logging.DEBUG)
self._rwlog_handler = None
self._account_drivers = dict()
RwcalOpenstackPlugin.instance_num += 1
+ def _get_account_key(self, account):
+ key = str()
+ for f in account.openstack.fields:
+ try:
+ key+= str(getattr(account.openstack, f))
+ except:
+ pass
+ key += account.name
+ return key
+
def _use_driver(self, account):
if self._rwlog_handler is None:
raise UninitializedPluginError("Must call init() in CAL plugin before use.")
- if account.name not in self._account_drivers:
+ acct_key = self._get_account_key(account)
+
+ if acct_key not in self._account_drivers:
self.log.debug("Creating OpenstackDriver")
kwargs = dict(username = account.openstack.key,
password = account.openstack.secret,
self._account_drivers[account.name] = drv
return drv.driver
else:
- return self._account_drivers[account.name].driver
+ return self._account_drivers[acct_key].driver
@rwstatus
flavor id
"""
drv = self._use_driver(account)
- return drv.nova_flavor_create(name = flavor.name,
- ram = flavor.vm_flavor.memory_mb,
- vcpus = flavor.vm_flavor.vcpu_count,
- disk = flavor.vm_flavor.storage_gb,
- epa_specs = drv.utils.flavor.get_extra_specs(flavor))
-
+ try:
+ flavor_id = drv.nova_flavor_create(name = flavor.name,
+ ram = flavor.vm_flavor.memory_mb,
+ vcpus = flavor.vm_flavor.vcpu_count,
+ disk = flavor.vm_flavor.storage_gb,
+ epa_specs = drv.utils.flavor.get_extra_specs(flavor))
+ except Exception as e:
+ self.log.error("Encountered exceptions during Flavor creation. Exception: %s", str(e))
+ raise
+
+ return flavor_id
@rwstatus
def do_delete_flavor(self, account, flavor_id):
flavor_id - id flavor of the VM
"""
drv = self._use_driver(account)
- drv.nova_flavor_delete(flavor_id)
+ try:
+ drv.nova_flavor_delete(flavor_id)
+ except Exception as e:
+ self.log.error("Encountered exceptions during Flavor deletion. Exception: %s", str(e))
+ raise
@rwstatus(ret_on_failure=[[]])
"""
response = RwcalYang.VimResources()
drv = self._use_driver(account)
- flavors = drv.nova_flavor_list()
- for flv in flavors:
- response.flavorinfo_list.append(drv.utils.flavor.parse_flavor_info(flv))
+ try:
+ flavors = drv.nova_flavor_list()
+ for flv in flavors:
+ response.flavorinfo_list.append(drv.utils.flavor.parse_flavor_info(flv))
+ except Exception as e:
+ self.log.error("Encountered exceptions during get-flavor-list. Exception: %s", str(e))
+ raise
+
return response
@rwstatus(ret_on_failure=[None])
Flavor info item
"""
drv = self._use_driver(account)
- flavor = drv.nova_flavor_get(id)
- return drv.utils.flavor.parse_flavor_info(flavor)
+ try:
+ flavor = drv.nova_flavor_get(id)
+ response = drv.utils.flavor.parse_flavor_info(flavor)
+ except Exception as e:
+ self.log.error("Encountered exceptions during get-flavor. Exception: %s", str(e))
+ raise
+
+ return response
def _fill_network_info(self, network_info, account):
try:
kwargs = drv.utils.network.make_virtual_link_args(link_params)
network_id = drv.neutron_network_create(**kwargs)
+ kwargs = drv.utils.network.make_subnet_args(link_params, network_id)
+ drv.neutron_subnet_create(**kwargs)
except Exception as e:
self.log.error("Encountered exceptions during network creation. Exception: %s", str(e))
raise
- kwargs = drv.utils.network.make_subnet_args(link_params, network_id)
- drv.neutron_subnet_create(**kwargs)
return network_id
return vnf_resources
-class SdnOpenstackPlugin(GObject.Object, RwSdn.Topology):
- instance_num = 1
- def __init__(self):
- GObject.Object.__init__(self)
- self._driver_class = openstack_drv.OpenstackDriver
- self.log = logging.getLogger('rwsdn.openstack.%s' % SdnOpenstackPlugin.instance_num)
- self.log.setLevel(logging.DEBUG)
-
- self._rwlog_handler = None
- SdnOpenstackPlugin.instance_num += 1
-
- @contextlib.contextmanager
- def _use_driver(self, account):
- if self._rwlog_handler is None:
- raise UninitializedPluginError("Must call init() in CAL plugin before use.")
-
- with rwlogger.rwlog_root_handler(self._rwlog_handler):
- try:
- drv = self._driver_class(username = account.openstack.key,
- password = account.openstack.secret,
- auth_url = account.openstack.auth_url,
- tenant_name = account.openstack.tenant,
- mgmt_network = account.openstack.mgmt_network,
- cert_validate = account.openstack.cert_validate )
- except Exception as e:
- self.log.error("SdnOpenstackPlugin: OpenstackDriver init failed. Exception: %s" %(str(e)))
- raise
-
- yield drv
-
- @rwstatus
- def do_init(self, rwlog_ctx):
- self._rwlog_handler = rwlogger.RwLogger(
- category="rw-cal-log",
- subcategory="openstack",
- log_hdl=rwlog_ctx,
- )
- self.log.addHandler(self._rwlog_handler)
- self.log.propagate = False
-
- @rwstatus(ret_on_failure=[None])
- def do_validate_sdn_creds(self, account):
- """
- Validates the sdn account credentials for the specified account.
- Performs an access to the resources using Keystone API. If creds
- are not valid, returns an error code & reason string
-
- @param account - a SDN account
-
- Returns:
- Validation Code and Details String
- """
- status = RwsdnYang.SdnConnectionStatus()
- try:
- with self._use_driver(account) as drv:
- drv.validate_account_creds()
-
- except openstack_drv.ValidationError as e:
- self.log.error("SdnOpenstackPlugin: OpenstackDriver credential validation failed. Exception: %s", str(e))
- status.status = "failure"
- status.details = "Invalid Credentials: %s" % str(e)
-
- except Exception as e:
- msg = "SdnOpenstackPlugin: OpenstackDriver connection failed. Exception: %s" %(str(e))
- self.log.error(msg)
- status.status = "failure"
- status.details = msg
-
- else:
- status.status = "success"
- status.details = "Connection was successful"
-
- return status
-
- @rwstatus(ret_on_failure=[""])
- def do_create_vnffg_chain(self, account,vnffg):
- """
- Creates Service Function chain in ODL
-
- @param account - a SDN account
-
- """
- self.log.debug('Received Create VNFFG chain for account {}, chain {}'.format(account,vnffg))
- with self._use_driver(account) as drv:
- port_list = list()
- vnf_chain_list = sorted(vnffg.vnf_chain_path, key = lambda x: x.order)
- prev_vm_id = None
- for path in vnf_chain_list:
- if prev_vm_id and path.vnfr_ids[0].vdu_list[0].vm_id == prev_vm_id:
- prev_entry = port_list.pop()
- port_list.append((prev_entry[0],path.vnfr_ids[0].vdu_list[0].port_id))
- prev_vm_id = None
- else:
- prev_vm_id = path.vnfr_ids[0].vdu_list[0].vm_id
- port_list.append((path.vnfr_ids[0].vdu_list[0].port_id,path.vnfr_ids[0].vdu_list[0].port_id))
- vnffg_id = drv.create_port_chain(vnffg.name,port_list)
- return vnffg_id
-
- @rwstatus
- def do_terminate_vnffg_chain(self, account,vnffg_id):
- """
- Terminate Service Function chain in ODL
-
- @param account - a SDN account
- """
- self.log.debug('Received terminate VNFFG chain for id %s ', vnffg_id)
- with self._use_driver(account) as drv:
- drv.delete_port_chain(vnffg_id)
-
- @rwstatus(ret_on_failure=[None])
- def do_create_vnffg_classifier(self, account, vnffg_classifier):
- """
- Add VNFFG Classifier
-
- @param account - a SDN account
- """
- self.log.debug('Received Create VNFFG classifier for account {}, classifier {}'.format(account,vnffg_classifier))
- protocol_map = {1:'ICMP',6:'TCP',17:'UDP'}
- flow_classifier_list = list()
- with self._use_driver(account) as drv:
- for rule in vnffg_classifier.match_attributes:
- classifier_name = vnffg_classifier.name + '_' + rule.name
- flow_dict = {}
- for field, value in rule.as_dict().items():
- if field == 'ip_proto':
- flow_dict['protocol'] = protocol_map.get(value,None)
- elif field == 'source_ip_address':
- flow_dict['source_ip_prefix'] = value
- elif field == 'destination_ip_address':
- flow_dict['destination_ip_prefix'] = value
- elif field == 'source_port':
- flow_dict['source_port_range_min'] = value
- flow_dict['source_port_range_max'] = value
- elif field == 'destination_port':
- flow_dict['destination_port_range_min'] = value
- flow_dict['destination_port_range_max'] = value
- if vnffg_classifier.has_field('port_id'):
- flow_dict['logical_source_port'] = vnffg_classifier.port_id
- flow_classifier_id = drv.create_flow_classifer(classifier_name, flow_dict)
- flow_classifier_list.append(flow_classifier_id)
- drv.update_port_chain(vnffg_classifier.rsp_id,flow_classifier_list)
- return flow_classifier_list
-
- @rwstatus(ret_on_failure=[None])
- def do_terminate_vnffg_classifier(self, account, vnffg_classifier_list):
- """
- Add VNFFG Classifier
-
- @param account - a SDN account
- """
- self.log.debug('Received terminate VNFFG classifier for id %s ', vnffg_classifier_list)
- with self._use_driver(account) as drv:
- for classifier_id in vnffg_classifier_list:
- drv.delete_flow_classifier(classifier_id)
-
- @rwstatus(ret_on_failure=[None])
- def do_get_vnffg_rendered_paths(self, account):
- """
- Get ODL Rendered Service Path List (SFC)
-
- @param account - a SDN account
- """
- self.log.debug('Received get VNFFG rendered path for account %s ', account)
- vnffg_rsps = RwsdnYang.VNFFGRenderedPaths()
- with self._use_driver(account) as drv:
- port_chain_list = drv.get_port_chain_list()
- for port_chain in port_chain_list:
- #rsp = vnffg_rsps.vnffg_rendered_path.add()
- #rsp.name = port_chain['name']
- pass
- return vnffg_rsps
-
-
projects / osm / SO.git / blobdiff