def create_loopback_interface(obj, params):
name = None
mac_str = None
mac = None
try:
name = obj.get_attr_data('if/interfaces/interface/name')
mac_str = obj.get_attr_data(
'dell-if/if/interfaces/interface/phys-address')
except:
pass
if name is None:
nas_if.log_err("Failed to create interface without name")
return False
nas_if.log_info("interface name is" + str(name))
lst = dn_base_ip_tool.get_if_details(name)
if (len(lst)) > 0:
nas_if.log_err("Interface already exists" + str(name))
return False
if mac_str is None:
mac_str = ma.get_offset_mac_addr(ma.get_base_mac_addr(), 0)
rc = dn_base_ip_tool.create_loopback_if(name, mac=mac_str)
if rc:
nas_if.log_info("loopback interface is created" + str(name))
rc = set_loopback_interface(obj)
if_index = ifindex_utils.if_nametoindex(name)
obj.add_attr(nas_comm.yang.get_value('if_index', 'attr_name'),
if_index)
params['change'] = obj.get()
return rc
def __init__(self,
ifindex=None,
ifname=None,
cps_data=None,
switch_id=0,
list_of_attr_value_pairs=[]):
if cps_data is not None:
self.cps_data = cps_data
return
self.cps_data = None
self.cps_obj_wr = utl.CPSObjWrp(self.yang_name, self.get_type_map())
if ifindex is not None:
self.cps_obj_wr.add_leaf_attr('port-id', ifindex)
elif ifname is not None:
ifindex = ifindex_utils.if_nametoindex(ifname)
if ifindex is None:
raise RuntimeError("Port " + ifname + " not available")
self.cps_obj_wr.add_leaf_attr('port-id', ifindex)
self.cps_obj_wr.add_leaf_attr('switch-id', switch_id)
for pair in list_of_attr_value_pairs:
self.set_attr(pair[0], pair[1])
def get_parent_sched_group_id(ifname, child_id):
"""
Get the parent scheduler group id
@ifname interface nae
@child_id queue_id or scheduler_group_id
@return parent scheduler_group_id or None
Sample: get_parent_sched_group_id('e101-032-0', 281474976711181)
"""
# find the parent with a matching child qid
sg_info = {}
return_data_list = []
port_id = ifindex_utils.if_nametoindex(ifname)
attr_list = {
'port-id': port_id,
'level': None,
'id': None,
}
sg_obj = SchedGroupCPSObj(map_of_attr=attr_list)
ret = cps.get([sg_obj.data()], return_data_list)
if ret:
for cps_ret_data in return_data_list:
m = SchedGroupCPSObj(cps_data=cps_ret_data)
sg_id = m.extract_attr('id')
child_list = m.extract_attr('child-list')
if (child_list and
child_id in child_list):
return sg_id
else:
print 'Error in get'
return None
def get_port_queue_id(ifname, queue_number, queue_type):
"""
Get Queue id
Sample: get_port_queue_id('e101-032-0', 1, 'UCAST')
"""
return_data_list = []
port_id = ifindex_utils.if_nametoindex(ifname)
attr_list = {
'type': queue_type,
'queue-number': queue_number,
'port-id': port_id,
}
queue_obj = QueueCPSObj(map_of_attr=attr_list)
ret = cps.get([queue_obj.data()], return_data_list)
if ret:
for cps_ret_data in return_data_list:
m = QueueCPSObj(cps_data=cps_ret_data)
if (m.extract_attr('type') == queue_type and
m.extract_attr('queue-number') == queue_number):
return m.extract_id()
else:
print 'Error in get'
return None
def __init__(self,
port_name=None,
level=None,
switch_id=0,
sg_id=None,
sched_id=None,
chld_id_list=[],
cps_data=None):
if cps_data is not None:
self.cps_data = cps_data
return
self.cps_obj_wr = utl.CPSObjWrp(self.yang_name, self.get_type_map())
self.cps_data = self.cps_obj_wr.get()
self.set_attr('switch-id', switch_id)
if port_name is not None:
port_id = ifindex_utils.if_nametoindex(port_name)
self.set_attr('port-id', port_id)
if sg_id is not None:
self.set_attr('id', sg_id)
if level is not None:
self.set_attr('level', level)
if sched_id is not None:
self.set_attr('scheduler-profile-id', sched_id)
if chld_id_list is not None and isinstance(
chld_id_list, list) and len(chld_id_list) > 0:
self.set_attr('child_count', len(chld_id_list))
self.set_attr('child-list', chld_id_list)
def __create_vtep_if(vtep_name, vni, src_ip, addr_family):
"""Method to create vtep interface in Linux"""
if __if_present(vtep_name) is False and \
dn_base_ip_tool.create_vxlan_if(str(vtep_name), str(vni),
str(src_ip), addr_family) is True:
nas_if.log_info("Successfully created VTEP Interface " +
str(vtep_name))
if_index = ifindex_utils.if_nametoindex(vtep_name)
return True, if_index
nas_if.log_err("Failed to create VTEP Interface " + str(vtep_name))
return False, None
def handle_create_op(obj, params):
# if no mac specified use the system MAC
mac = None
try:
mac = obj.get_attr_data('base-interface/entry/mac-address')
except:
pass
if mac is None:
chassis_obj = cps_object.CPSObject('base-pas/chassis')
l = []
if cps.get([chassis_obj.get()], l) and len(l) > 0:
chassis_obj = cps_object.CPSObject(obj=l[0])
try:
mac = chassis_obj.get_attr_data(
'base-pas/chassis/base_mac_addresses')
except:
pass
else:
# since we will set it via the set method.. don't bother setting it at
# init time
mac = None
name = None
try:
name = obj.get_attr_data('base-interface/entry/name')
except:
pass
if name is None:
print("Failed to create interface without name")
return False
lst = dn_base_ip_tool.get_if_details(name)
if len(lst) > 0:
print("Failed to create an existing interface ", name)
return False
rc = dn_base_ip_tool.create_loopback_if(name, mac=mac)
if rc:
rc = handle_set_obj(obj)
if_index = ifindex_utils.if_nametoindex(name)
obj.add_attr('base-interface/entry/ifindex', if_index)
params['change'] = obj.get()
return rc
def handle_create_op(obj, params):
# if no mac specified use the system MAC
mac = None
try:
mac = obj.get_attr_data('base-interface/entry/mac-address')
except:
pass
if mac is None:
chassis_obj = cps_object.CPSObject('base-pas/chassis')
l = []
if cps.get([chassis_obj.get()], l) and len(l) > 0:
chassis_obj = cps_object.CPSObject(obj=l[0])
try:
mac = chassis_obj.get_attr_data(
'base-pas/chassis/base_mac_addresses')
except:
pass
else:
# since we will set it via the set method.. don't bother setting it at
# init time
mac = None
name = None
try:
name = obj.get_attr_data('base-interface/entry/name')
except:
pass
if name is None:
print("Failed to create interface without name")
return False
lst = dn_base_ip_tool.get_if_details(name)
if len(lst) > 0:
print("Failed to create an existing interface ", name)
return False
rc = dn_base_ip_tool.create_loopback_if(name, mac=mac)
if rc:
rc = handle_set_obj(obj)
if_index = ifindex_utils.if_nametoindex(name)
obj.add_attr('base-interface/entry/ifindex', if_index)
params['change'] = obj.get()
return rc
port_name = cps_obj.get_attr_data('if/interfaces/interface/name')
name_list.append(port_name)
name_list.sort()
return name_list[0]
if __name__ == '__main__':
if len(sys.argv) >= 2:
port_name = sys.argv[1]
else:
port_name = get_first_phy_port()
if port_name is None:
print 'Could not find front port'
sys.exit(0)
print 'Using port %s' % port_name
port_id = ifindex_utils.if_nametoindex(port_name)
# Create scheduler profile
sched_id_l0 = scheduler_profile_create_example(
'WRR', 50, 100, 100, 500, 100)
if sched_id_l0 is None:
sys.exit(0)
sched_id_l1 = scheduler_profile_create_example(
'WRR', 30, 50, 100, 200, 100)
if sched_id_l1 is None:
sys.exit(0)
sched_id_l2 = scheduler_profile_create_example(
'WDRR', 30, 50, 100, 200, 100)
if sched_id_l2 is None:
sys.exit(0)
