rib: Add RIB dataset publisher
refs: #1662
Change-Id: I97885c07af131a7ea78d074b39df884178f09416
diff --git a/rib/rib-status-publisher.cpp b/rib/rib-status-publisher.cpp
new file mode 100644
index 0000000..76a164c
--- /dev/null
+++ b/rib/rib-status-publisher.cpp
@@ -0,0 +1,97 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014, Regents of the University of California,
+ * Arizona Board of Regents,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University,
+ * Washington University in St. Louis,
+ * Beijing Institute of Technology,
+ * The University of Memphis
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "rib/rib-status-publisher.hpp"
+#include "rib/rib.hpp"
+#include "core/logger.hpp"
+
+#include <ndn-cxx/management/nfd-rib-entry.hpp>
+#include <ndn-cxx/face.hpp>
+
+namespace nfd {
+namespace rib {
+
+NFD_LOG_INIT("RibStatusPublisher");
+
+RibStatusPublisher::RibStatusPublisher(const Rib& rib,
+ ndn::Face& face,
+ const Name& prefix,
+ ndn::KeyChain& keyChain)
+ : SegmentPublisher<ndn::Face>(face, prefix, keyChain)
+ , m_rib(rib)
+{
+}
+
+RibStatusPublisher::~RibStatusPublisher()
+{
+}
+
+size_t
+RibStatusPublisher::generate(ndn::EncodingBuffer& outBuffer)
+{
+ size_t totalLength = 0;
+
+ for (Rib::const_iterator ribIt = m_rib.begin(); ribIt != m_rib.end(); ++ribIt)
+ {
+ RibEntry& entry = *ribIt->second;
+
+ const Name& prefix = entry.getName();
+ size_t ribEntryLength = 0;
+
+ ndn::nfd::RibEntry tlvEntry;
+ const RibEntry::FaceList& faces = entry.getFaces();
+
+ for (RibEntry::FaceList::const_iterator faceIt = faces.begin();
+ faceIt != faces.end(); ++faceIt)
+ {
+ const FaceEntry& face = *faceIt;
+
+ ndn::nfd::Route route;
+ route
+ .setFaceId(face.faceId)
+ .setOrigin(face.origin)
+ .setCost(face.cost)
+ .setFlags(face.flags);
+ if (face.expires < time::steady_clock::TimePoint::max()) {
+ route.setExpirationPeriod(time::duration_cast<time::milliseconds>
+ (face.expires - time::steady_clock::now()));
+ }
+ tlvEntry.addRoute(route);
+ }
+
+ tlvEntry.setName(prefix);
+ ribEntryLength += tlvEntry.wireEncode(outBuffer);
+
+ NFD_LOG_DEBUG("generate: rib entry length = " << ribEntryLength);
+
+ totalLength += ribEntryLength;
+ }
+ NFD_LOG_DEBUG("generate: Total length = " << totalLength);
+ return totalLength;
+}
+
+
+} // namespace rib
+} // namespace nfd