Adding PROX(Packet pROcessing eXecution engine) VNF to sampleVNF

JIRA: SAMPLEVNF-55

PROX is a DPDK-based application implementing Telco use-cases such as
a simplified BRAS/BNG, light-weight AFTR... It also allows configuring
finer grained network functions like QoS, Routing, load-balancing...

(We are moving PROX version v039 to sampleVNF
https://01.org/intel-data-plane-performance-demonstrators/prox-overview)

Change-Id: Ia3cb02cf0e49ac5596e922c197ff7e010293d033
Signed-off-by: Deepak S <deepak.s@linux.intel.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/VNFs/DPPD-PROX/helper-scripts/dpi/timeseriespoint.py b/VNFs/DPPD-PROX/helper-scripts/dpi/timeseriespoint.py
new file mode 100644
index 00000000..521a0893
--- /dev/null
+++ b/VNFs/DPPD-PROX/helper-scripts/dpi/timeseriespoint.py
@@ -0,0 +1,39 @@
+#!/bin/env python
+
+##
+## Copyright (c) 2010-2017 Intel Corporation
+##
+## 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
+##
+##     http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+
+from decimal import *
+
+class TimeSeriesPoint:
+    def __init__(self, value, instant):
+        self._value = value;
+        self._instant = instant;
+
+    def getValue(self):
+        return self._value;
+
+    def getInstant(self):
+        return self._instant;
+
+    def getRateOfChange(self, other):
+        diff = self.getValue() - other.getValue();
+        t_diff = self.getInstant() - other.getInstant();
+
+        if (diff == 0 or abs(t_diff) <= 0.00001):
+            return Decimal(0)
+        else:
+            return Decimal(diff)/t_diff