mgmt refactoring: FaceManager

Change-Id: I292a3e3d702746d6e946a2844e6f88f64cd711a4
Refs: #2107
diff --git a/daemon/mgmt/face-manager.hpp b/daemon/mgmt/face-manager.hpp
new file mode 100644
index 0000000..f5283d6
--- /dev/null
+++ b/daemon/mgmt/face-manager.hpp
@@ -0,0 +1,164 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  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/>.
+ */
+
+#ifndef NFD_DAEMON_MGMT_FACE_MANAGER_HPP
+#define NFD_DAEMON_MGMT_FACE_MANAGER_HPP
+
+#include "manager-base.hpp"
+#include "face/local-face.hpp"
+#include <ndn-cxx/management/nfd-face-query-filter.hpp>
+
+namespace nfd {
+
+class FaceTable;
+class NetworkInterfaceInfo;
+class ProtocolFactory;
+
+/**
+ * @brief implement the Face Management of NFD Management Protocol.
+ * @sa http://redmine.named-data.net/projects/nfd/wiki/FaceMgmt
+ */
+class FaceManager : public ManagerBase
+{
+public:
+  FaceManager(FaceTable& faceTable,
+              Dispatcher& dispatcher,
+              CommandValidator& validator);
+
+  /**
+   * @brief Subscribe to face_system section for the config file
+   */
+  void
+  setConfigFile(ConfigFile& configFile);
+
+PUBLIC_WITH_TESTS_ELSE_PRIVATE: // ControlCommand
+  void
+  createFace(const Name& topPrefix, const Interest& interest,
+             const ControlParameters& parameters,
+             const ndn::mgmt::CommandContinuation& done);
+
+  void
+  destroyFace(const Name& topPrefix, const Interest& interest,
+              const ControlParameters& parameters,
+              const ndn::mgmt::CommandContinuation& done);
+
+  void
+  enableLocalControl(const Name& topPrefix, const Interest& interest,
+                     const ControlParameters& parameters,
+                     const ndn::mgmt::CommandContinuation& done);
+
+  void
+  disableLocalControl(const Name& topPrefix, const Interest& interest,
+                      const ControlParameters& parameters,
+                      const ndn::mgmt::CommandContinuation& done);
+
+PUBLIC_WITH_TESTS_ELSE_PRIVATE: // helpers for ControlCommand
+  void
+  afterCreateFaceSuccess(ControlParameters& parameters,
+                         const shared_ptr<Face>& newFace,
+                         const ndn::mgmt::CommandContinuation& done);
+
+  void
+  afterCreateFaceFailure(const std::string& reason,
+                         const ndn::mgmt::CommandContinuation& done);
+
+  struct ExtractLocalControlParametersResult
+  {
+    bool isValid;
+    shared_ptr<LocalFace> face;
+    LocalControlFeature feature;
+  };
+
+  ExtractLocalControlParametersResult
+  extractLocalControlParameters(const Interest& request,
+                                const ControlParameters& parameters,
+                                const ndn::mgmt::CommandContinuation& done);
+
+PUBLIC_WITH_TESTS_ELSE_PRIVATE: // StatusDataset
+  void
+  listFaces(const Name& topPrefix, const Interest& interest,
+            ndn::mgmt::StatusDatasetContext& context);
+
+  void
+  listChannels(const Name& topPrefix, const Interest& interest,
+               ndn::mgmt::StatusDatasetContext& context);
+
+  void
+  queryFaces(const Name& topPrefix, const Interest& interest,
+             ndn::mgmt::StatusDatasetContext& context);
+
+private: // helpers for StatusDataset handler
+  bool
+  doesMatchFilter(const ndn::nfd::FaceQueryFilter& filter, shared_ptr<Face> face);
+
+private: // NotificationStream
+  void
+  afterFaceAdded(shared_ptr<Face> face,
+                 const ndn::mgmt::PostNotification& post);
+
+  void
+  afterFaceRemoved(shared_ptr<Face> face,
+                   const ndn::mgmt::PostNotification& post);
+
+private: // configuration
+  void
+  processConfig(const ConfigSection& configSection, bool isDryRun, const std::string& filename);
+
+  void
+  processSectionUnix(const ConfigSection& configSection, bool isDryRun);
+
+  void
+  processSectionTcp(const ConfigSection& configSection, bool isDryRun);
+
+  void
+  processSectionUdp(const ConfigSection& configSection,
+                    bool isDryRun,
+                    const std::vector<NetworkInterfaceInfo>& nicList);
+
+  void
+  processSectionEther(const ConfigSection& configSection,
+                      bool isDryRun,
+                      const std::vector<NetworkInterfaceInfo>& nicList);
+
+  void
+  processSectionWebSocket(const ConfigSection& configSection, bool isDryRun);
+
+private: // helpers for configuration
+  void
+  addCreatedFaceToForwarder(shared_ptr<Face> newFace);
+
+PUBLIC_WITH_TESTS_ELSE_PRIVATE:
+  typedef std::map<std::string/*protocol*/, shared_ptr<ProtocolFactory>> FactoryMap;
+  FactoryMap m_factories;
+
+private:
+  FaceTable& m_faceTable;
+  signal::ScopedConnection m_faceAddConn;
+  signal::ScopedConnection m_faceRemoveConn;
+};
+
+} // namespace nfd
+
+#endif // NFD_DAEMON_MGMT_FACE_MANAGER_HPP