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authorDeepak S <deepak.s@linux.intel.com>2017-08-31 20:35:32 -0700
committerRoss Brattain <ross.b.brattain@intel.com>2017-09-07 15:21:18 +0000
commitf054c181810e84d8cbe32561c193af11ca6e6b29 (patch)
treeae86452b99fd1092ef0c65c9d172528c467ba2d3
parentf7a3cef287979664d1812cdd4dd88276732ec8b8 (diff)
Adding ixia latency support for dynamic cgnapt
Change-Id: I346f6064c39cb5662c2b17ca0f520addbe5eae4c Signed-off-by: Deepak S <deepak.s@linux.intel.com>
-rw-r--r--samples/vnf_samples/nsut/cgnapt/tc_baremetal_rfc2544_with_latency_ipv4_1flow_dynamic_cgnapt_ixia.yaml52
-rw-r--r--samples/vnf_samples/traffic_profiles/cgnapt/cgnat_ipv4_profile_1flows_3node_latency.ixncfgbin0 -> 70874 bytes
-rw-r--r--tests/unit/network_services/traffic_profile/test_ixia_rfc2544.py1
-rw-r--r--tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py4
-rw-r--r--yardstick/network_services/traffic_profile/ixia_rfc2544.py20
-rw-r--r--yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py78
6 files changed, 129 insertions, 26 deletions
diff --git a/samples/vnf_samples/nsut/cgnapt/tc_baremetal_rfc2544_with_latency_ipv4_1flow_dynamic_cgnapt_ixia.yaml b/samples/vnf_samples/nsut/cgnapt/tc_baremetal_rfc2544_with_latency_ipv4_1flow_dynamic_cgnapt_ixia.yaml
new file mode 100644
index 000000000..55292a371
--- /dev/null
+++ b/samples/vnf_samples/nsut/cgnapt/tc_baremetal_rfc2544_with_latency_ipv4_1flow_dynamic_cgnapt_ixia.yaml
@@ -0,0 +1,52 @@
+# Copyright (c) 2016 Intel Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the License);
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an AS IS BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+---
+schema: yardstick:task:0.1
+scenarios:
+- type: NSPerf
+ traffic_profile: "../../traffic_profiles/ixia_ipv4_latency.yaml"
+ topology: cgnapt-vnf-topology-ixia-3node.yaml
+ nodes:
+ tg__1: trafficgen_1.yardstick
+ vnf__1: vnf.yardstick
+ tg__2: trafficgen_2.yardstick
+ options:
+ framesize:
+ private: {64B: 100}
+ public: {64B: 100}
+ flow:
+ src_ip: [{'tg__1': 'xe0'}]
+ dst_ip: [{'tg__2': 'xe0'}]
+ count: 1
+ traffic_type: 4
+ rfc2544:
+ allowed_drop_rate: 0.0001 - 0.0001
+ correlated_traffic: true
+ latency: true
+ fec_port_mode: '10G'
+ vnf__1:
+ vnf_config: {lb_config: 'SW', lb_count: 1, worker_config: '1C/1T', worker_threads: 1}
+ napt: 'dynamic'
+ nfvi_enable: True
+ runner:
+ type: Iteration
+ iterations: 28
+ interval: 35
+ ixia_profile: ../../traffic_profiles/cgnapt/cgnat_ipv4_profile_1flows_3node_latency.ixncfg
+context:
+ type: Node
+ name: yardstick
+ nfvi_type: baremetal
+ file: /etc/yardstick/nodes/pod_ixia_3node.yaml
diff --git a/samples/vnf_samples/traffic_profiles/cgnapt/cgnat_ipv4_profile_1flows_3node_latency.ixncfg b/samples/vnf_samples/traffic_profiles/cgnapt/cgnat_ipv4_profile_1flows_3node_latency.ixncfg
new file mode 100644
index 000000000..fdf47dad8
--- /dev/null
+++ b/samples/vnf_samples/traffic_profiles/cgnapt/cgnat_ipv4_profile_1flows_3node_latency.ixncfg
Binary files differ
diff --git a/tests/unit/network_services/traffic_profile/test_ixia_rfc2544.py b/tests/unit/network_services/traffic_profile/test_ixia_rfc2544.py
index b2cb9dfea..a2a940931 100644
--- a/tests/unit/network_services/traffic_profile/test_ixia_rfc2544.py
+++ b/tests/unit/network_services/traffic_profile/test_ixia_rfc2544.py
@@ -435,6 +435,7 @@ class TestIXIARFC2544Profile(unittest.TestCase):
traffic, ixia_obj)
self.assertIsNone(result)
+
def test_execute(self):
traffic_generator = mock.Mock(autospec=TrexProfile)
traffic_generator.my_ports = [0, 1]
diff --git a/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py b/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py
index 661e885ca..3c5ccefce 100644
--- a/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py
+++ b/tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_ixia.py
@@ -325,13 +325,15 @@ class TestIXIATrafficGen(unittest.TestCase):
sut.resource_helper.client = mock.MagicMock()
sut.resource_helper.client_started = mock.MagicMock()
sut.resource_helper.client_started.value = 1
+ sut.resource_helper.rfc_helper.iteration.value = 11
sut.scenario_helper.scenario_cfg = {
'options': {
'packetsize': 64,
'traffic_type': 4,
'rfc2544': {
- 'allowed_drop_rate': '0.8 - 1'
+ 'allowed_drop_rate': '0.8 - 1',
+ 'latency': True
},
'vnf__1': {
'rules': 'acl_1rule.yaml',
diff --git a/yardstick/network_services/traffic_profile/ixia_rfc2544.py b/yardstick/network_services/traffic_profile/ixia_rfc2544.py
index ba532b820..4745b24b5 100644
--- a/yardstick/network_services/traffic_profile/ixia_rfc2544.py
+++ b/yardstick/network_services/traffic_profile/ixia_rfc2544.py
@@ -46,6 +46,7 @@ class IXIARFC2544Profile(TrexProfile):
mac["src_mac_{}".format(traffic['id'])]
traffic['outer_l2']['dstmac'] = \
mac["dst_mac_{}".format(traffic['id'])]
+
# outer_l3
if "outer_l3v6" in list(value.keys()):
traffic['outer_l3'] = value['outer_l3v6']
@@ -79,16 +80,19 @@ class IXIARFC2544Profile(TrexProfile):
self.tmp_drop = 0
self.tmp_throughput = 0
+ def update_traffic_profile(self):
+ self.profile = 'private_1'
+ for key, value in self.params.items():
+ if "private" in key or "public" in key:
+ self.profile_data = self.params[key]
+ self.get_streams(self.profile_data)
+ self.full_profile.update({key: self.profile_data})
+
def execute(self, traffic_generator, ixia_obj, mac={}, xfile=None):
if self.first_run:
self.full_profile = {}
self.pg_id = 0
- self.profile = 'private_1'
- for key, value in self.params.items():
- if "private" in key or "public" in key:
- self.profile_data = self.params[key]
- self.get_streams(self.profile_data)
- self.full_profile.update({key: self.profile_data})
+ self.update_traffic_profile()
traffic = \
self._get_ixia_traffic_profile(self.full_profile, mac, xfile)
self.max_rate = self.rate
@@ -103,7 +107,9 @@ class IXIARFC2544Profile(TrexProfile):
def start_ixia_latency(self, traffic_generator, ixia_obj,
mac={}, xfile=None):
- traffic = self._get_ixia_traffic_profile(self.full_profile, mac)
+ self.update_traffic_profile()
+ traffic = \
+ self._get_ixia_traffic_profile(self.full_profile, mac, xfile)
self._ixia_traffic_generate(traffic_generator, traffic,
ixia_obj, xfile)
diff --git a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py
index c758baa4c..a52416dd9 100644
--- a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py
+++ b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py
@@ -40,11 +40,14 @@ except ImportError:
class IxiaRfc2544Helper(Rfc2544ResourceHelper):
- pass
+ def is_done(self):
+ return self.latency and self.iteration.value > 10
class IxiaResourceHelper(ClientResourceHelper):
+ LATENCY_TIME_SLEEP = 120
+
def __init__(self, setup_helper, rfc_helper_type=None):
super(IxiaResourceHelper, self).__init__(setup_helper)
self.scenario_helper = setup_helper.scenario_helper
@@ -69,7 +72,7 @@ class IxiaResourceHelper(ClientResourceHelper):
self.my_ports = list(set(self.priv_ports).union(set(self.pub_ports)))
def get_stats(self, *args, **kwargs):
- return self.client.ix_get_statistics()[1]
+ return self.client.ix_get_statistics()
def stop_collect(self):
self._terminated.value = 0
@@ -77,27 +80,44 @@ class IxiaResourceHelper(ClientResourceHelper):
self.client.ix_stop_traffic()
def generate_samples(self, key=None, default=None):
- last_result = self.get_stats()
+ stats = self.get_stats()
+ last_result = stats[1]
+ latency = stats[0]
samples = {}
for vpci_idx, interface in enumerate(self.vnfd_helper.interfaces):
- name = "xe{0}".format(vpci_idx)
- samples[name] = {
- "rx_throughput_kps": float(last_result["Rx_Rate_Kbps"][vpci_idx]),
- "tx_throughput_kps": float(last_result["Tx_Rate_Kbps"][vpci_idx]),
- "rx_throughput_mbps": float(last_result["Rx_Rate_Mbps"][vpci_idx]),
- "tx_throughput_mbps": float(last_result["Tx_Rate_Mbps"][vpci_idx]),
- "in_packets": int(last_result["Valid_Frames_Rx"][vpci_idx]),
- "out_packets": int(last_result["Frames_Tx"][vpci_idx]),
- "RxThroughput": int(last_result["Valid_Frames_Rx"][vpci_idx]) / 30,
- "TxThroughput": int(last_result["Frames_Tx"][vpci_idx]) / 30,
- }
+ try:
+ name = "xe{0}".format(vpci_idx)
+ samples[name] = {
+ "rx_throughput_kps": float(last_result["Rx_Rate_Kbps"][vpci_idx]),
+ "tx_throughput_kps": float(last_result["Tx_Rate_Kbps"][vpci_idx]),
+ "rx_throughput_mbps": float(last_result["Rx_Rate_Mbps"][vpci_idx]),
+ "tx_throughput_mbps": float(last_result["Tx_Rate_Mbps"][vpci_idx]),
+ "in_packets": int(last_result["Valid_Frames_Rx"][vpci_idx]),
+ "out_packets": int(last_result["Frames_Tx"][vpci_idx]),
+ "RxThroughput": int(last_result["Valid_Frames_Rx"][vpci_idx]) / 30,
+ "TxThroughput": int(last_result["Frames_Tx"][vpci_idx]) / 30,
+ }
+ if key:
+ avg_latency = latency["Store-Forward_Avg_latency_ns"][vpci_idx]
+ min_latency = latency["Store-Forward_Min_latency_ns"][vpci_idx]
+ max_latency = latency["Store-Forward_Max_latency_ns"][vpci_idx]
+ samples[name][key] = \
+ {"Store-Forward_Avg_latency_ns": avg_latency,
+ "Store-Forward_Min_latency_ns": min_latency,
+ "Store-Forward_Max_latency_ns": max_latency}
+ except IndexError:
+ pass
return samples
def run_traffic(self, traffic_profile):
+ if self._terminated.value:
+ return
+
min_tol = self.rfc_helper.tolerance_low
max_tol = self.rfc_helper.tolerance_high
+ default = "00:00:00:00:00:00"
self._build_ports()
self._connect()
@@ -115,8 +135,8 @@ class IxiaResourceHelper(ClientResourceHelper):
for index, interface in enumerate(self.vnfd_helper.interfaces, 1):
virt_intf = interface["virtual-interface"]
mac.update({
- "src_mac_{}".format(index): virt_intf["local_mac"],
- "dst_mac_{}".format(index): virt_intf["dst_mac"],
+ "src_mac_{}".format(index): virt_intf.get("local_mac", default),
+ "dst_mac_{}".format(index): virt_intf.get("dst_mac", default),
})
samples = {}
@@ -136,12 +156,34 @@ class IxiaResourceHelper(ClientResourceHelper):
ixia_file)
current = samples['CurrentDropPercentage']
- if min_tol <= current <= max_tol or status == 'Completed':
- self._terminated.value = 1
+ if min_tol <= current <= max_tol or status == 'Completed' or \
+ self.rfc_helper.is_done():
+ break
self.client.ix_stop_traffic()
self._queue.put(samples)
+ if not self.rfc_helper.is_done():
+ self._terminated.value = 1
+ return
+
+ traffic_profile.execute(self, self.client, mac, ixia_file)
+ for _ in range(5):
+ time.sleep(self.LATENCY_TIME_SLEEP)
+ self.client.ix_stop_traffic()
+ samples = self.generate_samples('latency', {})
+ self._queue.put(samples)
+ traffic_profile.start_ixia_latency(self, self.client, mac, ixia_file)
+ if self._terminated.value:
+ break
+
+ self.client.ix_stop_traffic()
+ self._terminated.value = 1
+
+ def collect_kpi(self):
+ self.rfc_helper.iteration.value += 1
+ return super(IxiaResourceHelper, self).collect_kpi()
+
class IxiaTrafficGen(SampleVNFTrafficGen):