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, 78 insertions, 0 deletions

diff --git a/VNFs/DPPD-PROX/helper-scripts/dpi/csvreader.py b/VNFs/DPPD-PROX/helper-scripts/dpi/csvreader.py
new file mode 100644
index 00000000..b0b650dc
--- /dev/null
+++ b/VNFs/DPPD-PROX/helper-scripts/dpi/csvreader.py
@@ -0,0 +1,78 @@
+#!/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 CsvReaderError:
+    def __init__(self, msg):
+        self._msg = msg;
+
+    def __str__(self):
+        return self._msg;
+
+class CsvReader:
+    def __init__(self, fieldTypes = None):
+        self._file_name = None;
+        self._fieldTypes = fieldTypes;
+
+    def open(self, file_name):
+        self._file = open(file_name, 'r');
+        self._file_name = file_name;
+
+    def read(self):
+        line = "#"
+        while (len(line) != 0 and line[0] == "#"):
+            line = self._file.readline();
+
+        if (len(line) != 0):
+            return self._lineToEntry(line)
+        else:
+            return None;
+
+    def _lineToEntry(self, line):
+        split = line.strip().split(',');
+        if (self._fieldTypes is None):
+            return split;
+        have = len(split)
+        expected = len(self._fieldTypes)
+        if (have != expected):
+            raise CsvReaderError("Invalid number of fields %d != %d" % (have, expected))
+
+        entry = {};
+        for i in range(len(self._fieldTypes)):
+            curFieldType = self._fieldTypes[i][1]
+            curFieldName = self._fieldTypes[i][0];
+            if (curFieldType == "int"):
+                entry[curFieldName] = int(split[i])
+            elif (curFieldType == "Decimal"):
+                entry[curFieldName] = Decimal(split[i])
+            else:
+                raise CsvReaderError("Invalid field type %s" % curFieldType);
+        return entry;
+
+    def readAll(self):
+        ret = []
+        line = self.read();
+        while (line != None):
+            ret.append(line);
+            line = self.read();
+        return ret;
+
+    def close(self):
+        self._file.close();
+        self._file = None;