WIP bringing in EOS

remotens/CMakeLists.txt

 cmake_minimum_required (VERSION 2.6)
 
 set (CTA_REMOTENS_SRC_FILES
+  EosNS.cpp
   MockRemoteNS.cpp
   RemoteNS.cpp
   RemoteNSDispatcher.cpp)
@@ -8,6 +9,11 @@ set (CTA_REMOTENS_SRC_FILES
 add_library (ctaremotens SHARED
   ${CTA_REMOTENS_SRC_FILES})
 
+find_package (xrootd REQUIRED)
+include_directories (${XROOTD_INCLUDE_DIR} ${XROOTD_PRIVATE_INCLUDE_DIR} ${CMAKE_SOURCE_DIR})
+
+target_link_libraries (ctaremotens ${XROOTD_XRDCL_LIB} ctacommon cryptopp)
+
 add_library (ctaremotenstest SHARED
   MockRemoteNS.cpp
   MockRemoteNSFactory.cpp 

remotens/EosNS.cpp

+/*
+ * The CERN Tape Archive (CTA) project
+ * Copyright (C) 2015  CERN
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <map>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "common/exception/Exception.hpp"
+#include "common/RemotePath.hpp"
+#include "common/Utils.hpp"
+#include "remotens/EosNS.hpp"
+
+#include <cryptopp/base64.h>
+#include <cryptopp/osrng.h>
+
+//------------------------------------------------------------------------------
+// constructor
+//------------------------------------------------------------------------------
+cta::EosNS::EosNS(const std::string &XrootServerURL): m_fs(XrdCl::URL(XrootServerURL)) {
+}
+
+//------------------------------------------------------------------------------
+// destructor
+//------------------------------------------------------------------------------
+cta::EosNS::~EosNS() throw() {
+}
+
+//------------------------------------------------------------------------------
+// statFile
+//------------------------------------------------------------------------------
+std::unique_ptr<cta::RemoteFileStatus> cta::EosNS::statFile(const RemotePath &path) {
+  XrdCl::StatInfo *stat_res = NULL;
+  XrdCl::XRootDStatus s = m_fs.Stat(path.getAfterScheme(), stat_res, 0);
+  if(!s.IsOK()) {
+    delete stat_res;
+    return std::unique_ptr<RemoteFileStatus>();
+  }
+  UserIdentity owner(0,0);
+  cta::RemoteFileStatus *rfs = new cta::RemoteFileStatus(owner, stat_res->GetFlags(), stat_res->GetSize());
+  delete stat_res;
+  return std::unique_ptr<RemoteFileStatus>(rfs);
+}
+
+//------------------------------------------------------------------------------
+// rename
+//------------------------------------------------------------------------------
+void cta::EosNS::rename(const RemotePath &remoteFile, const RemotePath &newRemoteFile) {
+}
+
+//------------------------------------------------------------------------------
+// getFilename
+//------------------------------------------------------------------------------
+std::string cta::EosNS::getFilename(const RemotePath &remoteFile) const {
+  const std::string afterScheme = remoteFile.getAfterScheme();
+  const std::string afterSchemeTrimmed = Utils::trimSlashes(afterScheme);
+  return Utils::getEnclosedName(afterSchemeTrimmed);
+}
+
+//------------------------------------------------------------------------------
+// createEntry
+//------------------------------------------------------------------------------
+void cta::EosNS::createEntry(const RemotePath &path, const RemoteFileStatus &status) {
+}
+
+//------------------------------------------------------------------------------
+// sendCommand
+//------------------------------------------------------------------------------
+int cta::EosNS::sendCommand(const std::string &cmd) const {
+  std::string cmdPath = "root://localhost:1094//";
+  return 0;
+}
\ No newline at end of file

remotens/EosNS.hpp

+/*
+ * The CERN Tape Archive (CTA) project
+ * Copyright (C) 2015  CERN
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "common/RemoteFileStatus.hpp"
+#include "remotens/RemoteNS.hpp"
+
+#include "XrdCl/XrdClFileSystem.hh"
+
+#include <map>
+
+namespace cta {
+
+/**
+ * A mock proxy class for the namespace of a remote storage system.
+ */
+class EosNS: public RemoteNS {
+public:
+
+  /**
+   * Destructor.
+   */
+  ~EosNS() throw();
+  
+  /**
+   * Constructor.
+   */
+  EosNS(const std::string &XrootServerURL = "localhost:1094");
+
+  /**
+   * Returns the status of the specified file or directory within the remote
+   * storage system or NULL if the fil eor directory does not exist.
+   *
+   * @param path The absolute path of the file or directory.
+   * @return The status of the file or directory or NULL if the file or
+   * directory does not exist.
+   */
+  std::unique_ptr<RemoteFileStatus> statFile(const RemotePath &path);
+
+  /**
+   * Renames the specified remote file to the specified new name.
+   *
+   * @param remoteFile The current path.
+   * @param newRemoteFile The new path.
+   */
+  void rename(const RemotePath &remoteFile, const RemotePath &newRemoteFile);
+
+  /**
+   * Parses the specified remote file and returns the file name.
+   *
+   * @param path The absolute path of the file.
+   * @return The file name.
+   */
+  std::string getFilename(const RemotePath &remoteFile) const;
+  
+  /**
+   * Adds a directory or file to the remote NS with the desired status
+   * 
+   * @param status The desired status of the entry to be created
+   * @param path The absolute path of the file or directory
+   */
+  void createEntry(const RemotePath &path, const RemoteFileStatus &status);
+  
+private:
+  
+  /**
+   * The xroot server of EOS
+   */
+  XrdCl::FileSystem m_fs;
+  
+  /**
+   * Sends the command and waits for the reply
+   *
+   * @param argc The number of command-line arguments.
+   * @param argv The command-line arguments. 
+   * @return the return code
+   */
+  int sendCommand(const std::string &cmd) const;
+
+}; // class EosNS
+
+} // namespace cta