multi VM: Multi VMs in serial or parallel

Support for deployment scenarios with any number of VMs
in both serial and parallel configuration. Detailed
content of the patch:

* VswitchControllerPXP class for multi VM support
* pvvpxx and pvpvxx deployments for xx VMs in
  serial respective parallel configuration
* special GUEST_ options expansion to requested
  number of VMs;
* support of GUEST_ options specific macros
  #VMINDEX, #MAC(), #IP() and #EVAL()
* all GUEST specific options are turned to lists
  to be VM specific
* support for VM with 1 NIC
* support for VM with multiple NIC pairs; traffic
  is routed in serial or parallel between NIC paris
  based on deployment scenario
* support for PVVP and PVPV scenarios using VMs
  with different numbers of NICs

JIRA: VSPERF-361

Change-Id: I05bedbdfa9a81ea0166d9b03d83ae49d6cb8b19b
Signed-off-by: Martin Klozik <martinx.klozik@intel.com>
Reviewed-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>
Reviewed-by: Christian Trautman <ctrautma@redhat.com>
Reviewed-by: Bill Michalowski <bmichalo@redhat.com>
Reviewed-by: Antonio Fischetti <antonio.fischetti@intel.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/dpdk/dpdk.py b/src/dpdk/dpdk.py
index 477c1de4..bd9bb9cf 100644
--- a/src/dpdk/dpdk.py
+++ b/src/dpdk/dpdk.py
@@ -25,8 +25,8 @@ import subprocess
 import logging
 import glob
 
-from tools import tasks
 from conf import settings
+from tools import tasks
 from tools.module_manager import ModuleManager
 
 _LOGGER = logging.getLogger(__name__)
@@ -150,7 +150,7 @@ def _remove_vhost_net():
 def _vhost_user_cleanup():
     """Remove files created by vhost-user tests.
     """
-    for sock in settings.getValue('VHOST_USER_SOCKS'):
+    for sock in glob.glob(settings.getValue('VHOST_USER_SOCKS')):
         if os.path.exists(sock):
             try:
                 tasks.run_task(['sudo', 'rm', sock],