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authorOleksandr Naumets <oleksandrx.naumets@intel.com>2018-10-24 12:33:25 +0100
committerOleksandr Naumets <oleksandrx.naumets@intel.com>2018-10-29 16:48:10 +0000
commit9a183e6c950358c08835fd956265ad93cbb8038d (patch)
treef5d11e7779d1bc2316907d1bf9bfd1b56ca29c03
parentfdd8206d8f3d456fa3e3b56630e7449d55a71258 (diff)
Add IxNextgen API for settings IP priority
Add IxNextgen API for setting IP priority which includes: - Raw priority; - ToS; - Diff-Serv. JIRA: YARDSTICK-1488 Change-Id: I83d85db113a5374fdafc3d50130e5e3584edfc4a Signed-off-by: Oleksandr Naumets <oleksandrx.naumets@intel.com>
-rw-r--r--yardstick/network_services/libs/ixia_libs/ixnet/ixnet_api.py52
-rw-r--r--yardstick/network_services/traffic_profile/ixia_rfc2544.py1
-rw-r--r--yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py67
3 files changed, 117 insertions, 3 deletions
diff --git a/yardstick/network_services/libs/ixia_libs/ixnet/ixnet_api.py b/yardstick/network_services/libs/ixia_libs/ixnet/ixnet_api.py
index 87e9dbf85..eb958abef 100644
--- a/yardstick/network_services/libs/ixia_libs/ixnet/ixnet_api.py
+++ b/yardstick/network_services/libs/ixia_libs/ixnet/ixnet_api.py
@@ -526,6 +526,8 @@ class IxNextgen(object): # pragma: no cover
or ipaddress.IPV4LENGTH
dstmask = traffic_param['outer_l3']['dstmask'] \
or ipaddress.IPV4LENGTH
+ priority = traffic_param['outer_l3']['priority']
+
if srcip:
self._update_ipv4_address(
self._get_stack_item(fg_id, PROTO_IPV4)[0],
@@ -534,6 +536,56 @@ class IxNextgen(object): # pragma: no cover
self._update_ipv4_address(
self._get_stack_item(fg_id, PROTO_IPV4)[0],
'dstIp', str(dstip), dstseed, dstmask, count)
+ if priority:
+ self._update_ipv4_priority(
+ self._get_stack_item(fg_id, PROTO_IPV4)[0], priority)
+
+ def _update_ipv4_priority(self, ip_descriptor, priority):
+ """Set the IPv4 priority in a config element stack IP field
+
+ :param ip_descriptor: (str) IP descriptor, e.g.:
+ /traffic/trafficItem:1/configElement:1/stack:"ipv4-2"
+ :param priority: (dict) priority configuration from traffic profile, e.g.:
+ {'tos':
+ 'precedence': [1, 4, 7]
+ }
+ """
+ if 'raw' in priority:
+ priority_field = self._get_field_in_stack_item(ip_descriptor,
+ 'priority.raw')
+ self._set_priority_field(priority_field, priority['raw'])
+
+ elif 'dscp' in priority:
+ for field, value in priority['dscp'].items():
+ priority_field = self._get_field_in_stack_item(
+ ip_descriptor,
+ 'priority.ds.phb.{field}.{field}'.format(field=field))
+ self._set_priority_field(priority_field, value)
+
+ elif 'tos' in priority:
+ for field, value in priority['tos'].items():
+ priority_field = self._get_field_in_stack_item(
+ ip_descriptor, 'priority.tos.' + field)
+ self._set_priority_field(priority_field, value)
+
+ def _set_priority_field(self, field_descriptor, value):
+ """Set the priority field described by field_descriptor
+
+ :param field_descriptor: (str) field descriptor, e.g.:
+ /traffic/trafficItem:1/configElement:1/stack:"ipv4-2"/ \
+ field:"ipv4.header.priority.raw-3
+ :param value: (list, int) list of integers or single integer value
+ """
+ if isinstance(value, list):
+ self.ixnet.setMultiAttribute(field_descriptor,
+ '-valueList', value,
+ '-activeFieldChoice', 'true',
+ '-valueType', 'valueList')
+ else:
+ self.ixnet.setMultiAttribute(field_descriptor,
+ '-activeFieldChoice', 'true',
+ '-singleValue', str(value))
+ self.ixnet.commit()
def update_l4(self, traffic):
"""Update the L4 headers
diff --git a/yardstick/network_services/traffic_profile/ixia_rfc2544.py b/yardstick/network_services/traffic_profile/ixia_rfc2544.py
index b8aa78d80..8d4e171a8 100644
--- a/yardstick/network_services/traffic_profile/ixia_rfc2544.py
+++ b/yardstick/network_services/traffic_profile/ixia_rfc2544.py
@@ -111,6 +111,7 @@ class IXIARFC2544Profile(trex_traffic_profile.TrexProfile):
'dstmask': dstmask,
'type': key,
'proto': outer_l3.get('proto'),
+ 'priority': outer_l3.get('priority')
})
outer_l4 = value.get('outer_l4')
diff --git a/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py b/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py
index 66fed81f1..7f8934f6a 100644
--- a/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py
+++ b/yardstick/tests/unit/network_services/libs/ixia_libs/test_ixnet_api.py
@@ -46,7 +46,8 @@ TRAFFIC_PARAMETERS = {
'dstip': '152.16.40.20',
'srcip': '152.16.100.20',
'dstmask': 24,
- 'srcmask': 24
+ 'srcmask': 24,
+ 'priority': {'raw': '0x01'}
},
'outer_l4': {
'seed': 1,
@@ -78,7 +79,8 @@ TRAFFIC_PARAMETERS = {
'dstip': '2001::10',
'srcip': '2021::10',
'dstmask': 64,
- 'srcmask': 64
+ 'srcmask': 64,
+ 'priority': {'raw': '0x01'}
},
'outer_l4': {
'seed': 1,
@@ -602,6 +604,62 @@ class TestIxNextgen(unittest.TestCase):
'-randomMask', '0.0.0.63', '-valueType', 'random',
'-countValue', 25)
+ def test__update_ipv4_priority_raw(self):
+ priority = {'raw': '0x01'}
+ self.ixnet_gen._set_priority_field = mock.Mock()
+ with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
+ return_value='field_desc'):
+ self.ixnet_gen._update_ipv4_priority('field_desc', priority)
+
+ self.ixnet_gen._set_priority_field.assert_called_once_with(
+ 'field_desc', priority['raw'])
+
+ def test__update_ipv4_priority_dscp(self):
+ priority = {'dscp': {'defaultPHB': [0, 1, 2, 3]}}
+ self.ixnet_gen._set_priority_field = mock.Mock()
+ with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
+ return_value='field_desc'):
+ self.ixnet_gen._update_ipv4_priority('field_desc', priority)
+
+ self.ixnet_gen._set_priority_field.assert_called_once_with(
+ 'field_desc', priority['dscp']['defaultPHB'])
+
+ def test__update_ipv4_priority_tos(self):
+ priority = {'tos': {'precedence': [0, 4, 7]}}
+ self.ixnet_gen._set_priority_field = mock.Mock()
+ with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
+ return_value='field_desc'):
+ self.ixnet_gen._update_ipv4_priority('field_desc', priority)
+
+ self.ixnet_gen._set_priority_field.assert_called_once_with(
+ 'field_desc', priority['tos']['precedence'])
+
+ def test__update_ipv4_priority_wrong_priority_type(self):
+ priority = {'test': [0, 4, 7]}
+ self.ixnet_gen._set_priority_field = mock.Mock()
+ with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
+ return_value='field_desc'):
+ self.ixnet_gen._update_ipv4_priority('field_desc', priority)
+
+ self.assertEqual(self.ixnet_gen._set_priority_field.call_count, 0)
+
+ def test__set_priority_field_list_value(self):
+ value = [1, 4, 7]
+ self.ixnet_gen._set_priority_field('field_desc', value)
+ self.ixnet_gen.ixnet.setMultiAttribute.assert_called_once_with(
+ 'field_desc',
+ '-valueList', [1, 4, 7],
+ '-activeFieldChoice', 'true',
+ '-valueType', 'valueList')
+
+ def test__set_priority_field_single_value(self):
+ value = 7
+ self.ixnet_gen._set_priority_field('field_desc', value)
+ self.ixnet_gen.ixnet.setMultiAttribute.assert_called_once_with(
+ 'field_desc',
+ '-activeFieldChoice', 'true',
+ '-singleValue', '7')
+
def test__update_udp_port(self):
with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
return_value='field_desc'):
@@ -622,10 +680,13 @@ class TestIxNextgen(unittest.TestCase):
mock_update_add, \
mock.patch.object(self.ixnet_gen, '_get_stack_item'), \
mock.patch.object(self.ixnet_gen,
- '_get_config_element_by_flow_group_name', return_value='celm'):
+ '_get_config_element_by_flow_group_name', return_value='celm'), \
+ mock.patch.object(self.ixnet_gen, '_update_ipv4_priority') as \
+ mock_update_priority:
self.ixnet_gen.update_ip_packet(TRAFFIC_PARAMETERS)
self.assertEqual(4, len(mock_update_add.mock_calls))
+ self.assertEqual(2, len(mock_update_priority.mock_calls))
def test_update_ip_packet_exception_no_config_element(self):
with mock.patch.object(self.ixnet_gen,