Add IxNetwork API Python Binding package

Add IxNetwork python package to the requirements list.

This module is needed for the "NSPerf" scenarios using IXIA as traffic
generator, when IxNetwork is the program used to handle the IXIA
generator.

The latest version of this module is 8.40.1124.9 [1]. The license type
is MIT.

[1] https://pypi.python.org/pypi/ixnetwork

JIRA: YARDSTICK-1106

Change-Id: I279933c95994f5120930256a104c4192a0b9900d
Signed-off-by: Rodolfo Alonso Hernandez <rodolfo.alonso.hernandez@intel.com>

1 files changed, 6 insertions, 16 deletions

diff --git a/yardstick/network_services/libs/ixia_libs/IxNet/IxNet.py b/yardstick/network_services/libs/ixia_libs/IxNet/IxNet.py
index 70ce4ff03..c538ceeba 100644
--- a/yardstick/network_services/libs/ixia_libs/IxNet/IxNet.py
+++ b/yardstick/network_services/libs/ixia_libs/IxNet/IxNet.py
@@ -12,13 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from __future__ import absolute_import
-from __future__ import print_function
-import sys
 import logging
 
 import re
 from itertools import product
+import IxNetwork
+
 
 log = logging.getLogger(__name__)
 
@@ -135,7 +134,6 @@ class IxNextgen(object):
             port.append(port0)
 
         cfg = {
-            'py_lib_path': tg_cfg["mgmt-interface"]["tg-config"]["py_lib_path"],
             'machine': tg_cfg["mgmt-interface"]["ip"],
             'port': tg_cfg["mgmt-interface"]["tg-config"]["tcl_port"],
             'chassis': tg_cfg["mgmt-interface"]["tg-config"]["ixchassis"],
@@ -186,7 +184,7 @@ class IxNextgen(object):
             self.set_random_ip_multi_attribute(ip, seeds[1], fixed_bits, random_mask, l3_count)
 
     def add_ip_header(self, params, version):
-        for it, ep, i in self.iter_over_get_lists('/traffic', 'trafficItem', "configElement", 1):
+        for _, ep, i in self.iter_over_get_lists('/traffic', 'trafficItem', "configElement", 1):
             iter1 = (v['outer_l3'] for v in params.values() if str(v['id']) == str(i))
             try:
                 l3 = next(iter1, {})
@@ -194,21 +192,13 @@ class IxNextgen(object):
             except (KeyError, IndexError):
                 continue
 
-            for ip, ip_bits, _ in self.iter_over_get_lists(ep, 'stack', 'field'):
+            for _, ip_bits, _ in self.iter_over_get_lists(ep, 'stack', 'field'):
                 self.set_random_ip_multi_attributes(ip_bits, version, seeds, l3)
 
         self.ixnet.commit()
 
     def _connect(self, tg_cfg):
         self._cfg = self.get_config(tg_cfg)
-
-        sys.path.append(self._cfg["py_lib_path"])
-        # Import IxNetwork after getting ixia lib path
-        try:
-            import IxNetwork
-        except ImportError:
-            raise
-
         self.ixnet = IxNetwork.IxNet()
 
         machine = self._cfg['machine']
@@ -292,7 +282,7 @@ class IxNextgen(object):
             self.update_ether_multi_attribute(ether, str(l2.get('srcmac', "00:00:00:00:00:01")))
 
     def ix_update_ether(self, params):
-        for ti, ep, index in self.iter_over_get_lists('/traffic', 'trafficItem',
+        for _, ep, index in self.iter_over_get_lists('/traffic', 'trafficItem',
                                                       "configElement", 1):
             iter1 = (v['outer_l2'] for v in params.values() if str(v['id']) == str(index))
             try:
@@ -300,7 +290,7 @@ class IxNextgen(object):
             except KeyError:
                 continue
 
-            for ip, ether, _ in self.iter_over_get_lists(ep, 'stack', 'field'):
+            for _, ether, _ in self.iter_over_get_lists(ep, 'stack', 'field'):
                 self.update_ether_multi_attributes(ether, l2)
 
         self.ixnet.commit()