Add VXLAN scale perf tests

Jira: CSIT-1273

Change-Id: Ic2a41661c158384a5aaa7d4e73f30ffca13ddf82
Signed-off-by: Jan Gelety <jgelety@cisco.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/resources/libraries/python/VatExecutor.py b/resources/libraries/python/VatExecutor.py
index 8b9d632836..03379ba33f 100644
--- a/resources/libraries/python/VatExecutor.py
+++ b/resources/libraries/python/VatExecutor.py
@@ -14,6 +14,7 @@
 """VAT executor library."""
 
 import json
+from os import remove
 
 from paramiko.ssh_exception import SSHException
 from robot.api import logger
@@ -133,6 +134,28 @@ class VatExecutor(object):
         self._stderr = stderr
         self._script_name = vat_name
 
+    def write_and_execute_script(self, node, tmp_fn, commands, timeout=300,
+                                 json_out=False):
+        """Write VAT commands to the script, copy it to node and execute it.
+
+        :param node: VPP node.
+        :param tmp_fn: Path to temporary file script.
+        :param commands: VAT command list.
+        :param timeout: Seconds to allow the script to run.
+        :param json_out: Require JSON output.
+        :type node: dict
+        :type tmp_fn: str
+        :type commands: list
+        :type timeout: int
+        :type json_out: bool
+        """
+        with open(tmp_fn, 'w') as tmp_f:
+            tmp_f.writelines(commands)
+
+        self.execute_script(tmp_fn, node, timeout=timeout, json_out=json_out,
+                            copy_on_execute=True)
+        remove(tmp_fn)
+
     def execute_script_json_out(self, vat_name, node, timeout=120):
         """Pass all arguments to 'execute_script' method, then cleanup returned
         json output.