CSIT-1450: PAPI executor

Change-Id: I4c756cc4b29901184594a728f6184c30cadd9c1a
Signed-off-by: Vratko Polak <vrpolak@cisco.com>

1 files changed, 17 insertions, 60 deletions

diff --git a/resources/libraries/python/VPPUtil.py b/resources/libraries/python/VPPUtil.py
index b3f471a33d..1bc1b4358e 100644
--- a/resources/libraries/python/VPPUtil.py
+++ b/resources/libraries/python/VPPUtil.py
@@ -20,7 +20,6 @@ from robot.api import logger
 from resources.libraries.python.Constants import Constants
 from resources.libraries.python.DUTSetup import DUTSetup
 from resources.libraries.python.PapiExecutor import PapiExecutor
-from resources.libraries.python.PapiErrors import PapiError
 from resources.libraries.python.ssh import exec_cmd, exec_cmd_no_error
 from resources.libraries.python.topology import NodeType
 from resources.libraries.python.VatExecutor import VatExecutor
@@ -140,49 +139,26 @@ class VPPUtil(object):
 
     @staticmethod
     def vpp_show_version(node, verbose=False):
-        """Run "show_version" API command.
+        """Run "show_version" PAPI command.
 
         :param node: Node to run command on.
         :param verbose: Show version, compile date and compile location if True
             otherwise show only version.
         :type node: dict
         :type verbose: bool
-        :raises PapiError: If no reply received for show_version API command.
         """
-        # TODO: move composition of api data to separate method
-        api_data = list()
-        api = dict(api_name='show_version')
-        api_args = dict()
-        api['api_args'] = api_args
-        api_data.append(api)
-
-        api_reply = None
-        with PapiExecutor(node) as papi_executor:
-            papi_executor.execute_papi(api_data)
-            try:
-                papi_executor.papi_should_have_passed()
-            except AssertionError:
-                raise RuntimeError('Failed to get VPP version on host: {host}'.
-                                   format(host=node['host']))
-            api_reply = papi_executor.get_papi_reply()
-
-        if api_reply is not None:
-            version_data = api_reply[0]['api_reply']['show_version_reply']
-            ver = version_data['version'].rstrip('\0x00')
-            if verbose:
-                date = version_data['build_date'].rstrip('\0x00')
-                loc = version_data['build_directory'].rstrip('\0x00')
-                version = \
-                    'VPP Version:        {ver}\n' \
-                    'Compile date:       {date}\n' \
-                    'Compile location:   {loc}\n '\
-                    .format(ver=ver, date=date, loc=loc)
-            else:
-                version = 'VPP version:{ver}'.format(ver=ver)
-            logger.info(version)
-        else:
-            raise PapiError('No reply received for show_version API command on '
-                            'host {host}'.format(host=node['host']))
+
+        with PapiExecutor(node) as papi_exec:
+            papi_resp = papi_exec.add('show_version').execute_should_pass()
+        data = papi_resp.reply[0]['api_reply']['show_version_reply']
+        version = ('VPP version:      {ver}\n'.
+                   format(ver=data['version'].rstrip('\0x00')))
+        if verbose:
+            version += ('Compile date:     {date}\n'
+                        'Compile location: {loc}\n '.
+                        format(date=data['build_date'].rstrip('\0x00'),
+                               loc=data['build_directory'].rstrip('\0x00')))
+        logger.info(version)
 
     @staticmethod
     def vpp_show_version_verbose(node):
@@ -326,27 +302,8 @@ class VPPUtil(object):
         :type node: dict
         :returns: VPP thread data.
         :rtype: list
-        :raises RuntimeError: If failed to run command on host.
-        :raises PapiError: If no API reply received.
         """
-        api_data = list()
-        api = dict(api_name='show_threads')
-        api_args = dict()
-        api['api_args'] = api_args
-        api_data.append(api)
-
-        with PapiExecutor(node) as papi_executor:
-            papi_executor.execute_papi(api_data)
-            try:
-                papi_executor.papi_should_have_passed()
-                api_reply = papi_executor.get_papi_reply()
-            except AssertionError:
-                raise RuntimeError('Failed to run {api_name} on host '
-                                   '{host}!'.format(host=node['host'], **api))
-
-        if api_reply:
-            return \
-                api_reply[0]['api_reply']['show_threads_reply']['thread_data']
-        else:
-            raise PapiError('No reply received for {api_name} on host {host}!'.
-                            format(host=node['host'], **api))
+
+        with PapiExecutor(node) as papi_exec:
+            resp = papi_exec.add('show_threads').execute_should_pass()
+        return resp.reply[0]['api_reply']['show_threads_reply']['thread_data']