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, 96 insertions, 0 deletions

diff --git a/VNFs/DPPD-PROX/tools/flow_extract/progress.cpp b/VNFs/DPPD-PROX/tools/flow_extract/progress.cpp
new file mode 100644
index 00000000..2c65960f
--- /dev/null
+++ b/VNFs/DPPD-PROX/tools/flow_extract/progress.cpp
@@ -0,0 +1,96 @@
+/*
+// 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.
+*/
+
+#include <sys/time.h>
+#include <iostream>
+#include <cstdio>
+#include <sstream>
+
+#include "progress.hpp"
+
+static uint64_t getSec()
+{
+	struct timeval tv;
+
+	gettimeofday(&tv, NULL);
+	return tv.tv_sec;
+}
+
+Progress::Progress(size_t maxProgress, bool inPlace, bool showElapsedTime)
+	: maxProgress(maxProgress), curProgress(0), inPlace(inPlace), showElapsedTime(showElapsedTime), prevLength(0), title("Progress")
+{
+	lastRefresh = -1;
+	firstRefresh = getSec();
+}
+
+void Progress::setProgress(size_t curProgress)
+{
+	this->curProgress = curProgress;
+}
+
+void Progress::setProgress()
+{
+	this->curProgress = maxProgress;
+}
+
+uint32_t Progress::addDetail(const string& detail)
+{
+	details.push_back(make_pair(detail, 0));
+	return details.size() - 1;
+}
+
+void Progress::setDetail(uint32_t idx, uint32_t val)
+{
+	details[idx].second = val;
+}
+
+bool Progress::couldRefresh()
+{
+	uint32_t cur = getSec();
+
+	return (lastRefresh != cur);
+}
+
+void Progress::refresh(bool withNewLine)
+{
+	lastRefresh = getSec();
+	uint64_t elapsed = lastRefresh - firstRefresh;
+	size_t progress = curProgress * 100 / maxProgress;
+	size_t remainingTime = curProgress? (elapsed * maxProgress - elapsed * curProgress) / curProgress : 0;
+
+	stringstream ss;
+
+	if (inPlace)
+		ss << "\r";
+	ss << title << ": " << progress << "%";
+	ss << ", remaining: " << remainingTime;
+	if (showElapsedTime)
+		ss << ", elapsed: " << elapsed;
+	for (size_t i = 0; i < details.size(); ++i)
+		ss << ", " << details[i].first << ": " << details[i].second;
+
+	size_t prevLength2 = ss.str().size();
+
+	while (ss.str().size() < prevLength)
+		ss << " ";
+	prevLength = prevLength2;
+
+	if (!inPlace || withNewLine)
+		ss << "\n";
+
+	cout << ss.str();
+	cout.flush();
+}