Merge "vsperf: Enhanced vswitchperf configuration"

1 files changed, 43 insertions, 24 deletions

diff --git a/yardstick/benchmark/scenarios/networking/vsperf.py b/yardstick/benchmark/scenarios/networking/vsperf.py
index 82db1e254..39912a95a 100644
--- a/yardstick/benchmark/scenarios/networking/vsperf.py
+++ b/yardstick/benchmark/scenarios/networking/vsperf.py
@@ -32,14 +32,11 @@ class Vsperf(base.Scenario):
     the valid values are "rfc2544", "continuous", "back2back"
         type:    string
         default: "rfc2544"
-    pkt_sizes - a packet size for which test should be executed;
-        Multiple packet sizes can be tested by modification of Sequence runner
+    frame_size - a frame size for which test should be executed;
+        Multiple frame sizes can be tested by modification of sequence runner
         section inside TC YAML definition.
         type:    string
         default: "64"
-    duration - sets duration for which traffic will be generated
-        type:    int
-        default: 30
     bidirectional - speficies if traffic will be uni (False) or bi-directional
         (True)
         type:    string
@@ -47,9 +44,6 @@ class Vsperf(base.Scenario):
     iload - specifies frame rate
         type:    string
         default: 100
-    rfc2544_trials - the number of trials performed for each packet size
-        type:    string
-        default: NA
     multistream - the number of simulated streams
         type:    string
         default: 0 (disabled)
@@ -57,11 +51,24 @@ class Vsperf(base.Scenario):
         the valid values are "L4", "L3" and "L2"
         type:    string
         default: "L4"
-    conf-file - path to the vsperf configuration file, which will be uploaded
-        to the VM
+    test_params - specifies a string with a list of vsperf configuration
+        parameters, which will be passed to the '--test-params' CLI argument;
+        Parameters should be stated in the form of 'param=value' and separated
+        by a semicolon. Please check VSPERF documentation for details about
+        available configuration parameters and their data types.
+        In case that both 'test_params' and 'conf_file' are specified,
+        then values from 'test_params' will override values defined
+        in the configuration file.
+        type:    string
+        default: NA
+    conf_file - path to the vsperf configuration file, which will be uploaded
+        to the VM;
+        In case that both 'test_params' and 'conf_file' are specified,
+        then values from 'test_params' will override values defined
+        in configuration file.
         type:   string
         default: NA
-    setup-script - path to the setup script, which will be executed during
+    setup_script - path to the setup script, which will be executed during
         setup and teardown phases
         type:   string
         default: NA
@@ -80,8 +87,6 @@ class Vsperf(base.Scenario):
     """
     __scenario_type__ = "Vsperf"
 
-    VSPERF_CONF = '~/vsperf-yardstick.conf'
-
     def __init__(self, scenario_cfg, context_cfg):
         self.scenario_cfg = scenario_cfg
         self.context_cfg = context_cfg
@@ -93,13 +98,18 @@ class Vsperf(base.Scenario):
                                                          None)
         self.br_ex = self.scenario_cfg['options'].get('external_bridge',
                                                       'br-ex')
-        self.vsperf_conf = os.path.expanduser(
-            self.scenario_cfg['options'].get('conf-file', Vsperf.VSPERF_CONF))
-        self.setup_script = self.scenario_cfg['options'].get('setup-script',
+        self.vsperf_conf = self.scenario_cfg['options'].get('conf_file', None)
+        if self.vsperf_conf:
+            self.vsperf_conf = os.path.expanduser(self.vsperf_conf)
+
+        self.setup_script = self.scenario_cfg['options'].get('setup_script',
                                                              None)
         if self.setup_script:
             self.setup_script = os.path.expanduser(self.setup_script)
 
+        self.test_params = self.scenario_cfg['options'].get('test-params',
+                                                            None)
+
     def setup(self):
         '''scenario setup'''
         vsperf = self.context_cfg['host']
@@ -123,9 +133,10 @@ class Vsperf(base.Scenario):
         # traffic generation could last long
         self.client.wait(timeout=1800)
 
-        # copy script to host
-        self.client.run("cat > ~/vsperf.conf",
-                        stdin=open(self.vsperf_conf, "rb"))
+        # copy script to host if needed
+        if self.vsperf_conf:
+            self.client.run("cat > ~/vsperf.conf",
+                            stdin=open(self.vsperf_conf, "rb"))
 
         # execute external setup script
         if self.setup_script:
@@ -166,18 +177,26 @@ class Vsperf(base.Scenario):
         options = self.scenario_cfg['options']
         test_params = []
         test_params.append(add_test_params(options, "traffic_type", "rfc2544"))
-        test_params.append(add_test_params(options, "pkt_sizes", "64"))
-        test_params.append(add_test_params(options, "duration", None))
         test_params.append(add_test_params(options, "bidirectional", "False"))
         test_params.append(add_test_params(options, "iload", 100))
-        test_params.append(add_test_params(options, "rfc2544_trials", None))
         test_params.append(add_test_params(options, "multistream", None))
         test_params.append(add_test_params(options, "stream_type", None))
+        if 'frame_size' in options:
+            test_params.append("%s=(%s,)" % ('TRAFFICGEN_PKT_SIZES',
+                                             options['frame_size']))
+        if 'test_params' in options:
+            test_params.append(options['test_params'])
+
+        # filter empty parameters and escape quotes and double quotes
+        test_params = [tp.replace('"', '\\"').replace("'", "\\'")
+                       for tp in test_params if tp]
 
         # execute vsperf
         cmd = "source ~/vsperfenv/bin/activate ; cd vswitchperf ; "
-        cmd += "./vsperf --mode trafficgen --conf-file ~/vsperf.conf "
-        cmd += "--test-params=\"%s\"" % (';'.join(filter(None, test_params)))
+        cmd += "./vsperf --mode trafficgen "
+        if self.vsperf_conf:
+            cmd += "--conf-file ~/vsperf.conf "
+        cmd += "--test-params=\"%s\"" % (';'.join(test_params))
         LOG.debug("Executing command: %s", cmd)
         status, stdout, stderr = self.client.execute(cmd)