352 lines
14 KiB
C++
352 lines
14 KiB
C++
/*
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open source routing machine
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Copyright (C) Dennis Luxen, others 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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#include "DataStructures/QueryEdge.h"
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#include "DataStructures/SharedMemoryFactory.h"
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#include "DataStructures/SharedMemoryVectorWrapper.h"
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#include "DataStructures/StaticGraph.h"
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#include "DataStructures/StaticRTree.h"
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#include "Server/DataStructures/BaseDataFacade.h"
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#include "Server/DataStructures/SharedDataType.h"
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#include "Util/BoostFileSystemFix.h"
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#include "Util/ProgramOptions.h"
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#include "Util/SimpleLogger.h"
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#include "Util/UUID.h"
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#include "typedefs.h"
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#include <boost/integer.hpp>
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#include <boost/filesystem/fstream.hpp>
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#include <string>
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#include <vector>
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int main( const int argc, const char * argv[] ) {
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try {
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LogPolicy::GetInstance().Unmute();
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SimpleLogger().Write() << "Checking input parameters";
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bool use_shared_memory = false;
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std::string ip_address;
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int ip_port, requested_num_threads;
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ServerPaths server_paths;
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if( !GenerateServerProgramOptions(
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argc,
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argv,
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server_paths,
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ip_address,
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ip_port,
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requested_num_threads,
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use_shared_memory
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)
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) {
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return 0;
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}
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if( server_paths.find("hsgrdata") == server_paths.end() ) {
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throw OSRMException("no hsgr file given in ini file");
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}
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if( server_paths.find("ramindex") == server_paths.end() ) {
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throw OSRMException("no ram index file given in ini file");
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}
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if( server_paths.find("fileindex") == server_paths.end() ) {
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throw OSRMException("no leaf index file given in ini file");
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}
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if( server_paths.find("nodesdata") == server_paths.end() ) {
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throw OSRMException("no nodes file given in ini file");
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}
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if( server_paths.find("edgesdata") == server_paths.end() ) {
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throw OSRMException("no edges file given in ini file");
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}
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if( server_paths.find("namesdata") == server_paths.end() ) {
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throw OSRMException("no names file given in ini file");
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}
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ServerPaths::const_iterator paths_iterator = server_paths.find("hsgrdata");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & hsgr_path = paths_iterator->second;
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paths_iterator = server_paths.find("timestamp");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & timestamp_path = paths_iterator->second;
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paths_iterator = server_paths.find("ramindex");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & ram_index_path = paths_iterator->second;
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// paths_iterator = server_paths.find("fileindex");
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// BOOST_ASSERT(server_paths.end() != paths_iterator);
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// const boost::filesystem::path & file_index_path = paths_iterator->second;
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paths_iterator = server_paths.find("nodesdata");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & nodes_data_path = paths_iterator->second;
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paths_iterator = server_paths.find("edgesdata");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & edges_data_path = paths_iterator->second;
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paths_iterator = server_paths.find("namesdata");
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BOOST_ASSERT(server_paths.end() != paths_iterator);
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const boost::filesystem::path & names_data_path = paths_iterator->second;
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// Allocate a memory layout in shared memory //
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SharedMemory * layout_memory = SharedMemoryFactory::Get(
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LAYOUT_1,
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sizeof(SharedDataLayout)
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);
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SharedDataLayout * shared_layout_ptr = static_cast<SharedDataLayout *>(
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layout_memory->Ptr()
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);
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shared_layout_ptr = new(layout_memory->Ptr()) SharedDataLayout();
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// //
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// collect number of elements to store in shared memory object //
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// //
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SimpleLogger().Write() << "Collecting files sizes";
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// number of entries in name index
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boost::filesystem::ifstream name_stream(
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names_data_path, std::ios::binary
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);
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unsigned name_index_size = 0;
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name_stream.read((char *)&name_index_size, sizeof(unsigned));
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shared_layout_ptr->name_index_list_size = name_index_size;
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// SimpleLogger().Write() << "name index size: " << shared_layout_ptr->name_index_list_size;
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BOOST_ASSERT_MSG(0 != shared_layout_ptr->name_index_list_size, "name file broken");
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unsigned number_of_chars = 0;
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name_stream.read((char *)&number_of_chars, sizeof(unsigned));
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shared_layout_ptr->name_char_list_size = number_of_chars;
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// SimpleLogger().Write() << "name char size: " << shared_layout_ptr->name_char_list_size;
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//Loading information for original edges
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boost::filesystem::ifstream edges_input_stream(
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edges_data_path,
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std::ios::binary
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);
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unsigned number_of_original_edges = 0;
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edges_input_stream.read((char*)&number_of_original_edges, sizeof(unsigned));
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SimpleLogger().Write(logDEBUG) <<
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"number of edges: " << number_of_original_edges;
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shared_layout_ptr->via_node_list_size = number_of_original_edges;
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shared_layout_ptr->name_id_list_size = number_of_original_edges;
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shared_layout_ptr->turn_instruction_list_size = number_of_original_edges;
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SimpleLogger().Write(logDEBUG) << "noted number of edges";
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SimpleLogger().Write(logDEBUG) << "loading hsgr from " << hsgr_path.string();
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boost::filesystem::ifstream hsgr_input_stream(
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hsgr_path,
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std::ios::binary
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);
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UUID uuid_loaded, uuid_orig;
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hsgr_input_stream.read((char *)&uuid_loaded, sizeof(UUID));
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if( !uuid_loaded.TestGraphUtil(uuid_orig) ) {
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SimpleLogger().Write(logWARNING) <<
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".hsgr was prepared with different build. "
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"Reprocess to get rid of this warning.";
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} else {
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SimpleLogger().Write() << "UUID checked out ok";
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}
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// load checksum
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unsigned checksum = 0;
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hsgr_input_stream.read((char*)&checksum, sizeof(unsigned) );
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SimpleLogger().Write() << "checksum: " << checksum;
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shared_layout_ptr->checksum = checksum;
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SimpleLogger().Write(logDEBUG) << "noted checksum";
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// load graph node size
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unsigned number_of_graph_nodes = 0;
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hsgr_input_stream.read(
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(char*) &number_of_graph_nodes,
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sizeof(unsigned)
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);
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SimpleLogger().Write(logDEBUG) << "number of nodes: " << number_of_graph_nodes;
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BOOST_ASSERT_MSG(
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(0 != number_of_graph_nodes),
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"number of nodes is zero"
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);
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shared_layout_ptr->graph_node_list_size = number_of_graph_nodes;
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// load graph edge size
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unsigned number_of_graph_edges = 0;
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hsgr_input_stream.read( (char*) &number_of_graph_edges, sizeof(unsigned) );
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SimpleLogger().Write() << "number of graph edges: " << number_of_graph_edges;
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BOOST_ASSERT_MSG( 0 != number_of_graph_edges, "number of graph edges is zero");
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shared_layout_ptr->graph_edge_list_size = number_of_graph_edges;
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// load rsearch tree size
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SimpleLogger().Write(logDEBUG) << "loading r-tree search list size";
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boost::filesystem::ifstream tree_node_file(
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ram_index_path,
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std::ios::binary
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);
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uint32_t tree_size = 0;
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tree_node_file.read((char*)&tree_size, sizeof(uint32_t));
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shared_layout_ptr->r_search_tree_size = tree_size;
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//load timestamp size
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SimpleLogger().Write(logDEBUG) << "Loading timestamp";
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std::string m_timestamp;
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if( boost::filesystem::exists(timestamp_path) ) {
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boost::filesystem::ifstream timestampInStream( timestamp_path );
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if(!timestampInStream) {
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SimpleLogger().Write(logWARNING) << timestamp_path << " not found";
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}
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getline(timestampInStream, m_timestamp);
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timestampInStream.close();
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}
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if(m_timestamp.empty()) {
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m_timestamp = "n/a";
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}
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if(25 < m_timestamp.length()) {
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m_timestamp.resize(25);
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}
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shared_layout_ptr->timestamp_length = m_timestamp.length();
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//load coordinate size
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SimpleLogger().Write() <<
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"Loading coordinates list from " << nodes_data_path.string();
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boost::filesystem::ifstream nodes_input_stream(
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nodes_data_path,
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std::ios::binary
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);
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unsigned coordinate_list_size = 0;
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nodes_input_stream.read((char *)&coordinate_list_size, sizeof(unsigned));
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shared_layout_ptr->coordinate_list_size = coordinate_list_size;
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// allocate shared memory block
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SimpleLogger().Write() << "allocating shared memory of " << shared_layout_ptr->GetSizeOfLayout() << " bytes";
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SharedMemory * shared_memory = SharedMemoryFactory::Get(
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DATA_1,
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shared_layout_ptr->GetSizeOfLayout()
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);
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char * shared_memory_ptr = static_cast<char *>(shared_memory->Ptr());
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// read actual data into shared memory object //
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// Loading street names
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SimpleLogger().Write() << "Loading names index and chars from: " << names_data_path.string();
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unsigned * name_index_ptr = (unsigned*)(
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shared_memory_ptr + shared_layout_ptr->GetNameIndexOffset()
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);
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SimpleLogger().Write(logDEBUG) << "Bytes: " << shared_layout_ptr->name_index_list_size*sizeof(unsigned);
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name_stream.read(
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(char*)name_index_ptr,
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shared_layout_ptr->name_index_list_size*sizeof(unsigned)
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);
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SimpleLogger().Write(logDEBUG) << "Loading names char list";
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SimpleLogger().Write(logDEBUG) << "Bytes: " << shared_layout_ptr->name_char_list_size*sizeof(char);
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char * name_char_ptr = shared_memory_ptr + shared_layout_ptr->GetNameListOffset();
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name_stream.read(
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name_char_ptr,
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shared_layout_ptr->name_char_list_size*sizeof(char)
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);
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name_stream.close();
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//load original edge information
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SimpleLogger().Write() <<
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"Loading via node, coordinates and turn instruction lists from: " <<
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edges_data_path.string();
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NodeID * via_node_ptr = (NodeID *)(
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shared_memory_ptr + shared_layout_ptr->GetViaNodeListOffset()
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);
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unsigned * name_id_ptr = (unsigned *)(
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shared_memory_ptr + shared_layout_ptr->GetNameIDListOffset()
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);
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TurnInstruction * turn_instructions_ptr = (TurnInstruction *)(
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shared_memory_ptr + shared_layout_ptr->GetTurnInstructionListOffset()
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);
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OriginalEdgeData current_edge_data;
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for(unsigned i = 0; i < number_of_original_edges; ++i) {
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// SimpleLogger().Write() << i << "/" << number_of_edges;
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edges_input_stream.read(
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(char*)&(current_edge_data),
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sizeof(OriginalEdgeData)
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);
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via_node_ptr[i] = current_edge_data.viaNode;
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name_id_ptr[i] = current_edge_data.nameID;
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turn_instructions_ptr[i] = current_edge_data.turnInstruction;
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}
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edges_input_stream.close();
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// Loading list of coordinates
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FixedPointCoordinate * coordinates_ptr = (FixedPointCoordinate *)(
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shared_memory_ptr + shared_layout_ptr->GetCoordinateListOffset()
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);
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NodeInfo current_node;
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for(unsigned i = 0; i < coordinate_list_size; ++i) {
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nodes_input_stream.read((char *)¤t_node, sizeof(NodeInfo));
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coordinates_ptr[i] = FixedPointCoordinate(current_node.lat, current_node.lon);
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}
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nodes_input_stream.close();
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//store timestamp
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char * timestamp_ptr = static_cast<char *>(
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shared_memory_ptr + shared_layout_ptr->GetTimeStampOffset()
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);
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std::copy(
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m_timestamp.c_str(),
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m_timestamp.c_str()+m_timestamp.length(),
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timestamp_ptr
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);
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// store search tree portion of rtree
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char * rtree_ptr = static_cast<char *>(
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shared_memory_ptr + shared_layout_ptr->GetRSearchTreeOffset()
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);
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tree_node_file.read(rtree_ptr, sizeof(RTreeNode)*tree_size);
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tree_node_file.close();
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// load the nodes of the search graph
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QueryGraph::_StrNode * graph_node_list_ptr = (QueryGraph::_StrNode*)(
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shared_memory_ptr + shared_layout_ptr->GetGraphNodeListOffset()
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);
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hsgr_input_stream.read(
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(char*) graph_node_list_ptr,
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shared_layout_ptr->graph_node_list_size*sizeof(QueryGraph::_StrNode)
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);
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// load the edges of the search graph
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QueryGraph::_StrEdge * graph_edge_list_ptr = (QueryGraph::_StrEdge *)(
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shared_memory_ptr + shared_layout_ptr->GetGraphEdgeListOffsett()
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);
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hsgr_input_stream.read(
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(char*) graph_edge_list_ptr,
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shared_layout_ptr->graph_edge_list_size*sizeof(QueryGraph::_StrEdge)
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);
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hsgr_input_stream.close();
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SimpleLogger().Write() << "all data loaded. pressing a key deallocates memory";
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std::cin.get();
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} catch(const std::exception & e) {
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SimpleLogger().Write(logWARNING) << "caught exception: " << e.what();
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}
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return 0;
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}
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