X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FMemif.py;h=40178986d87ab0ce66b8eff4667e56c2b775e928;hp=e3cea939ecaa1223d4a7f7030930707874828e71;hb=5a53823d8a6e99072152654ac632bb06a6b467ac;hpb=7bfb36dfd9284bbca10881e31e14108c7d468b7c

diff --git a/resources/libraries/python/Memif.py b/resources/libraries/python/Memif.py
index e3cea939ec..40178986d8 100644
--- a/resources/libraries/python/Memif.py
+++ b/resources/libraries/python/Memif.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2017 Cisco and/or its affiliates.
+# Copyright (c) 2019 Cisco and/or its affiliates.
 # 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:
@@ -15,7 +15,7 @@
 
 from resources.libraries.python.ssh import SSH
 from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal
-from resources.libraries.python.topology import Topology
+from resources.libraries.python.topology import NodeType, Topology
 
 
 class Memif(object):
@@ -25,26 +25,39 @@ class Memif(object):
         pass
 
     @staticmethod
-    def create_memif_interface(node, socket, mid, role='master'):
+    def create_memif_interface(node, filename, mid, sid, rxq=1, txq=1,
+                               role='slave'):
         """Create Memif interface on the given node.
 
         :param node: Given node to create Memif interface on.
-        :param socket: Memif interface socket path.
+        :param filename: Memif interface socket filename.
         :param mid: Memif interface ID.
+        :param sid: Socket ID.
+        :param rxq: Number of RX queues; 0 means do not set.
+        :param txq: Number of TX queues; 0 means do not set.
         :param role: Memif interface role [master|slave]. Default is master.
         :type node: dict
-        :type socket: str
+        :type filename: str
         :type mid: str
+        :type sid: str
+        :type rxq: int
+        :type txq: int
         :type role: str
         :returns: SW interface index.
         :rtype: int
         :raises ValueError: If command 'create memif' fails.
         """
 
+        rx_q = 'rx-queues {rxq}'.format(rxq=rxq) if rxq else ''
+        tx_q = 'tx-queues {txq}'.format(txq=txq) if txq else ''
+
         with VatTerminal(node, json_param=False) as vat:
             vat.vat_terminal_exec_cmd_from_template(
-                'memif_create.vat',
-                socket=socket, id=mid, role=role)
+                'memif_socket_filename_add_del.vat',
+                add_del='add', id=sid, filename='/tmp/'+filename)
+            vat.vat_terminal_exec_cmd_from_template(
+                'memif_create.vat', id=mid, socket=sid, rx_q=rx_q, tx_q=tx_q,
+                role=role)
             if 'sw_if_index' in vat.vat_stdout:
                 try:
                     sw_if_idx = int(vat.vat_stdout.split()[4])
@@ -56,7 +69,8 @@ class Memif(object):
                     Topology.update_interface_name(node, if_key, ifc_name)
                     ifc_mac = Memif.vpp_get_memif_interface_mac(node, sw_if_idx)
                     Topology.update_interface_mac_address(node, if_key, ifc_mac)
-                    Topology.update_interface_memif_socket(node, if_key, socket)
+                    Topology.update_interface_memif_socket(node, if_key,
+                                                           '/tmp/'+filename)
                     Topology.update_interface_memif_id(node, if_key, mid)
                     Topology.update_interface_memif_role(node, if_key, role)
                     return sw_if_idx
@@ -67,6 +81,16 @@ class Memif(object):
                 raise ValueError('Create Memif interface failed on node '
                                  '{}'.format(node['host']))
 
+    @staticmethod
+    def dump_memif(node):
+        """Dump Memif data for the given node.
+
+        :param node: Given node to show Memif data on.
+        :type node: dict
+        """
+        vat = VatExecutor()
+        vat.execute_script("memif_dump.vat", node, json_out=False)
+
     @staticmethod
     def show_memif(node):
         """Show Memif data for the given node.
@@ -75,7 +99,18 @@ class Memif(object):
         :type node: dict
         """
         vat = VatExecutor()
-        vat.execute_script("memif_dump.vat", node, json_out=False)
+        vat.execute_script("show_memif.vat", node, json_out=False)
+
+    @staticmethod
+    def show_memif_on_all_duts(nodes):
+        """Show Memif data on all DUTs.
+
+        :param nodes: Topology nodes.
+        :type nodes: dict
+        """
+        for node in nodes.values():
+            if node['type'] == NodeType.DUT:
+                Memif.show_memif(node)
 
     @staticmethod
     def clear_memif_socks(node, *socks):
@@ -113,7 +148,7 @@ class Memif(object):
             memif_data = memif_data.replace(garbage, '')
 
         for line in memif_data.splitlines():
-            if line.startswith('Sending') or len(line) == 0:
+            if not line or line.startswith('Sending'):
                 continue
             elif line.startswith('memif'):
                 if memif_name:
@@ -145,7 +180,7 @@ class Memif(object):
         :param sw_if_idx: DUT node.
         :type node: dict
         :type sw_if_idx: int
-        :returns: Memif interface name.
+        :returns: Memif interface name, or None if not found.
         :rtype: str
         """
         with VatTerminal(node, json_param=False) as vat:
@@ -154,7 +189,7 @@ class Memif(object):
             for item in memif_data:
                 if memif_data[item]['sw_if_index'] == str(sw_if_idx):
                     return item
-                return None
+        return None
 
     @staticmethod
     def vpp_get_memif_interface_mac(node, sw_if_idx):
@@ -164,7 +199,7 @@ class Memif(object):
         :param sw_if_idx: DUT node.
         :type node: dict
         :type sw_if_idx: int
-        :returns: Memif interface MAC address.
+        :returns: Memif interface MAC address, or None if not found.
         :rtype: str
         """
         with VatTerminal(node, json_param=False) as vat:
@@ -173,6 +208,7 @@ class Memif(object):
             for item in memif_data:
                 if memif_data[item]['sw_if_index'] == str(sw_if_idx):
                     return memif_data[item].get('mac', None)
+        return None
 
     @staticmethod
     def vpp_get_memif_interface_socket(node, sw_if_idx):
@@ -182,7 +218,7 @@ class Memif(object):
         :param sw_if_idx: DUT node.
         :type node: dict
         :type sw_if_idx: int
-        :returns: Memif interface socket path.
+        :returns: Memif interface socket path, or None if not found.
         :rtype: str
         """
         with VatTerminal(node, json_param=False) as vat:
@@ -191,6 +227,7 @@ class Memif(object):
             for item in memif_data:
                 if memif_data[item]['sw_if_index'] == str(sw_if_idx):
                     return memif_data[item].get('socket', None)
+        return None
 
     @staticmethod
     def vpp_get_memif_interface_id(node, sw_if_idx):
@@ -200,7 +237,7 @@ class Memif(object):
         :param sw_if_idx: DUT node.
         :type node: dict
         :type sw_if_idx: int
-        :returns: Memif interface ID.
+        :returns: Memif interface ID, or None if not found.
         :rtype: int
         """
         with VatTerminal(node, json_param=False) as vat:
@@ -209,6 +246,7 @@ class Memif(object):
             for item in memif_data:
                 if memif_data[item]['sw_if_index'] == str(sw_if_idx):
                     return int(memif_data[item].get('id', None))
+        return None
 
     @staticmethod
     def vpp_get_memif_interface_role(node, sw_if_idx):
@@ -218,7 +256,7 @@ class Memif(object):
         :param sw_if_idx: DUT node.
         :type node: dict
         :type sw_if_idx: int
-        :returns: Memif interface role.
+        :returns: Memif interface role, or None if not found.
         :rtype: int
         """
         with VatTerminal(node, json_param=False) as vat:
@@ -227,3 +265,4 @@ class Memif(object):
             for item in memif_data:
                 if memif_data[item]['sw_if_index'] == str(sw_if_idx):
                     return memif_data[item].get('role', None)
+        return None