osrm-backend/src/storage/storage.cpp
2018-03-26 11:02:03 +00:00

1156 lines
55 KiB
C++

#include "storage/storage.hpp"
#include "storage/io.hpp"
#include "storage/shared_datatype.hpp"
#include "storage/shared_memory.hpp"
#include "storage/shared_memory_ownership.hpp"
#include "storage/shared_monitor.hpp"
#include "contractor/files.hpp"
#include "contractor/query_graph.hpp"
#include "customizer/edge_based_graph.hpp"
#include "customizer/files.hpp"
#include "extractor/class_data.hpp"
#include "extractor/compressed_edge_container.hpp"
#include "extractor/edge_based_edge.hpp"
#include "extractor/edge_based_node.hpp"
#include "extractor/files.hpp"
#include "extractor/maneuver_override.hpp"
#include "extractor/packed_osm_ids.hpp"
#include "extractor/profile_properties.hpp"
#include "extractor/query_node.hpp"
#include "extractor/travel_mode.hpp"
#include "guidance/files.hpp"
#include "guidance/turn_instruction.hpp"
#include "partitioner/cell_storage.hpp"
#include "partitioner/edge_based_graph_reader.hpp"
#include "partitioner/files.hpp"
#include "partitioner/multi_level_partition.hpp"
#include "engine/datafacade/datafacade_base.hpp"
#include "util/coordinate.hpp"
#include "util/exception.hpp"
#include "util/exception_utils.hpp"
#include "util/fingerprint.hpp"
#include "util/log.hpp"
#include "util/packed_vector.hpp"
#include "util/range_table.hpp"
#include "util/static_graph.hpp"
#include "util/static_rtree.hpp"
#include "util/typedefs.hpp"
#include "util/vector_view.hpp"
#ifdef __linux__
#include <sys/mman.h>
#endif
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/filesystem/path.hpp>
#include <boost/interprocess/sync/file_lock.hpp>
#include <boost/interprocess/sync/scoped_lock.hpp>
#include <cstdint>
#include <fstream>
#include <iostream>
#include <iterator>
#include <new>
#include <string>
namespace osrm
{
namespace storage
{
namespace
{
template<typename OutIter>
void readBlocks(const boost::filesystem::path& path, OutIter out)
{
tar::FileReader reader(path, tar::FileReader::VerifyFingerprint);
std::vector<tar::FileReader::TarEntry> entries;
reader.List(std::back_inserter(entries));
for (const auto& entry : entries)
{
std::string name;
std::uint64_t size;
std::tie(name, size) = entry;
const auto name_end = name.rfind(".meta");
if (name_end == std::string::npos)
{
auto number_of_elements = reader.ReadElementCount64(name);
*out++ = NamedBlock {name, Block{number_of_elements, size}};
}
}
}
}
static constexpr std::size_t NUM_METRICS = 8;
using RTreeLeaf = engine::datafacade::BaseDataFacade::RTreeLeaf;
using RTreeNode = util::StaticRTree<RTreeLeaf, storage::Ownership::View>::TreeNode;
using QueryGraph = util::StaticGraph<contractor::QueryEdge::EdgeData>;
using EdgeBasedGraph = util::StaticGraph<extractor::EdgeBasedEdge::EdgeData>;
using Monitor = SharedMonitor<SharedDataTimestamp>;
Storage::Storage(StorageConfig config_) : config(std::move(config_)) {}
int Storage::Run(int max_wait)
{
BOOST_ASSERT_MSG(config.IsValid(), "Invalid storage config");
util::LogPolicy::GetInstance().Unmute();
boost::filesystem::path lock_path =
boost::filesystem::temp_directory_path() / "osrm-datastore.lock";
if (!boost::filesystem::exists(lock_path))
{
boost::filesystem::ofstream ofs(lock_path);
}
boost::interprocess::file_lock file_lock(lock_path.string().c_str());
boost::interprocess::scoped_lock<boost::interprocess::file_lock> datastore_lock(
file_lock, boost::interprocess::defer_lock);
if (!datastore_lock.try_lock())
{
util::UnbufferedLog(logWARNING) << "Data update in progress, waiting until it finishes... ";
datastore_lock.lock();
util::UnbufferedLog(logWARNING) << "ok.";
}
#ifdef __linux__
// try to disable swapping on Linux
const bool lock_flags = MCL_CURRENT | MCL_FUTURE;
if (-1 == mlockall(lock_flags))
{
util::Log(logWARNING) << "Could not request RAM lock";
}
#endif
// Get the next region ID and time stamp without locking shared barriers.
// Because of datastore_lock the only write operation can occur sequentially later.
Monitor monitor(SharedDataTimestamp{REGION_NONE, 0});
auto in_use_region = monitor.data().region;
auto next_timestamp = monitor.data().timestamp + 1;
auto next_region =
in_use_region == REGION_2 || in_use_region == REGION_NONE ? REGION_1 : REGION_2;
// ensure that the shared memory region we want to write to is really removed
// this is only needef for failure recovery because we actually wait for all clients
// to detach at the end of the function
if (storage::SharedMemory::RegionExists(next_region))
{
util::Log(logWARNING) << "Old shared memory region " << regionToString(next_region)
<< " still exists.";
util::UnbufferedLog() << "Retrying removal... ";
storage::SharedMemory::Remove(next_region);
util::UnbufferedLog() << "ok.";
}
util::Log() << "Loading data into " << regionToString(next_region);
// Populate a memory layout into stack memory
DataLayout layout;
PopulateLayout(layout);
// Allocate shared memory block
auto regions_size = sizeof(layout) + layout.GetSizeOfLayout();
util::Log() << "Allocating shared memory of " << regions_size << " bytes";
auto data_memory = makeSharedMemory(next_region, regions_size);
// Copy memory layout to shared memory and populate data
char *shared_memory_ptr = static_cast<char *>(data_memory->Ptr());
memcpy(shared_memory_ptr, &layout, sizeof(layout));
PopulateData(layout, shared_memory_ptr + sizeof(layout));
{ // Lock for write access shared region mutex
boost::interprocess::scoped_lock<Monitor::mutex_type> lock(monitor.get_mutex(),
boost::interprocess::defer_lock);
if (max_wait >= 0)
{
if (!lock.timed_lock(boost::posix_time::microsec_clock::universal_time() +
boost::posix_time::seconds(max_wait)))
{
util::Log(logWARNING)
<< "Could not aquire current region lock after " << max_wait
<< " seconds. Removing locked block and creating a new one. All currently "
"attached processes will not receive notifications and must be restarted";
Monitor::remove();
in_use_region = REGION_NONE;
monitor = Monitor(SharedDataTimestamp{REGION_NONE, 0});
}
}
else
{
lock.lock();
}
// Update the current region ID and timestamp
monitor.data().region = next_region;
monitor.data().timestamp = next_timestamp;
}
util::Log() << "All data loaded. Notify all client about new data in "
<< regionToString(next_region) << " with timestamp " << next_timestamp;
monitor.notify_all();
// SHMCTL(2): Mark the segment to be destroyed. The segment will actually be destroyed
// only after the last process detaches it.
if (in_use_region != REGION_NONE && storage::SharedMemory::RegionExists(in_use_region))
{
util::UnbufferedLog() << "Marking old shared memory region "
<< regionToString(in_use_region) << " for removal... ";
// aquire a handle for the old shared memory region before we mark it for deletion
// we will need this to wait for all users to detach
auto in_use_shared_memory = makeSharedMemory(in_use_region);
storage::SharedMemory::Remove(in_use_region);
util::UnbufferedLog() << "ok.";
util::UnbufferedLog() << "Waiting for clients to detach... ";
in_use_shared_memory->WaitForDetach();
util::UnbufferedLog() << " ok.";
}
util::Log() << "All clients switched.";
return EXIT_SUCCESS;
}
/**
* This function examines all our data files and figures out how much
* memory needs to be allocated, and the position of each data structure
* in that big block. It updates the fields in the DataLayout parameter.
*/
void Storage::PopulateLayout(DataLayout &layout)
{
{
auto absolute_file_index_path =
boost::filesystem::absolute(config.GetPath(".osrm.fileIndex"));
layout.SetBlock(DataLayout::FILE_INDEX_PATH,
make_block<char>(absolute_file_index_path.string().length() + 1));
}
{
util::Log() << "load names from: " << config.GetPath(".osrm.names");
// number of entries in name index
io::FileReader name_file(config.GetPath(".osrm.names"), io::FileReader::VerifyFingerprint);
layout.SetBlock(DataLayout::NAME_CHAR_DATA, make_block<char>(name_file.GetSize()));
}
{
io::FileReader reader(config.GetPath(".osrm.tls"), io::FileReader::VerifyFingerprint);
auto num_offsets = reader.ReadVectorSize<std::uint32_t>();
auto num_masks = reader.ReadVectorSize<extractor::TurnLaneType::Mask>();
layout.SetBlock(DataLayout::LANE_DESCRIPTION_OFFSETS,
make_block<std::uint32_t>(num_offsets));
layout.SetBlock(DataLayout::LANE_DESCRIPTION_MASKS,
make_block<extractor::TurnLaneType::Mask>(num_masks));
}
// Loading information for original edges
{
io::FileReader edges_file(config.GetPath(".osrm.edges"), io::FileReader::VerifyFingerprint);
const auto number_of_original_edges = edges_file.ReadElementCount64();
// note: settings this all to the same size is correct, we extract them from the same struct
layout.SetBlock(DataLayout::PRE_TURN_BEARING,
make_block<guidance::TurnBearing>(number_of_original_edges));
layout.SetBlock(DataLayout::POST_TURN_BEARING,
make_block<guidance::TurnBearing>(number_of_original_edges));
layout.SetBlock(DataLayout::TURN_INSTRUCTION,
make_block<guidance::TurnInstruction>(number_of_original_edges));
layout.SetBlock(DataLayout::LANE_DATA_ID, make_block<LaneDataID>(number_of_original_edges));
layout.SetBlock(DataLayout::ENTRY_CLASSID,
make_block<EntryClassID>(number_of_original_edges));
}
{
io::FileReader nodes_data_file(config.GetPath(".osrm.ebg_nodes"),
io::FileReader::VerifyFingerprint);
const auto nodes_number = nodes_data_file.ReadElementCount64();
const auto annotations_number = nodes_data_file.ReadElementCount64();
layout.SetBlock(DataLayout::EDGE_BASED_NODE_DATA_LIST,
make_block<extractor::EdgeBasedNode>(nodes_number));
layout.SetBlock(DataLayout::ANNOTATION_DATA_LIST,
make_block<extractor::NodeBasedEdgeAnnotation>(annotations_number));
}
if (boost::filesystem::exists(config.GetPath(".osrm.hsgr")))
{
io::FileReader reader(config.GetPath(".osrm.hsgr"), io::FileReader::VerifyFingerprint);
reader.Skip<std::uint32_t>(1); // checksum
auto num_nodes = reader.ReadVectorSize<contractor::QueryGraph::NodeArrayEntry>();
auto num_edges = reader.ReadVectorSize<contractor::QueryGraph::EdgeArrayEntry>();
auto num_metrics = reader.ReadElementCount64();
if (num_metrics > NUM_METRICS)
{
throw util::exception("Only " + std::to_string(NUM_METRICS) +
" metrics are supported at the same time.");
}
layout.SetBlock(DataLayout::HSGR_CHECKSUM, make_block<unsigned>(1));
layout.SetBlock(DataLayout::CH_GRAPH_NODE_LIST,
make_block<contractor::QueryGraph::NodeArrayEntry>(num_nodes));
layout.SetBlock(DataLayout::CH_GRAPH_EDGE_LIST,
make_block<contractor::QueryGraph::EdgeArrayEntry>(num_edges));
for (const auto index : util::irange<std::size_t>(0, num_metrics))
{
layout.SetBlock(static_cast<DataLayout::BlockID>(DataLayout::CH_EDGE_FILTER_0 + index),
make_block<unsigned>(num_edges));
}
for (const auto index : util::irange<std::size_t>(num_metrics, NUM_METRICS))
{
layout.SetBlock(static_cast<DataLayout::BlockID>(DataLayout::CH_EDGE_FILTER_0 + index),
make_block<unsigned>(0));
}
}
else
{
layout.SetBlock(DataLayout::HSGR_CHECKSUM, make_block<unsigned>(0));
layout.SetBlock(DataLayout::CH_GRAPH_NODE_LIST,
make_block<contractor::QueryGraph::NodeArrayEntry>(0));
layout.SetBlock(DataLayout::CH_GRAPH_EDGE_LIST,
make_block<contractor::QueryGraph::EdgeArrayEntry>(0));
for (const auto index : util::irange<std::size_t>(0, NUM_METRICS))
{
layout.SetBlock(static_cast<DataLayout::BlockID>(DataLayout::CH_EDGE_FILTER_0 + index),
make_block<unsigned>(0));
}
}
// load rsearch tree size
{
io::FileReader tree_node_file(config.GetPath(".osrm.ramIndex"),
io::FileReader::VerifyFingerprint);
const auto tree_size = tree_node_file.ReadElementCount64();
layout.SetBlock(DataLayout::R_SEARCH_TREE, make_block<RTreeNode>(tree_size));
tree_node_file.Skip<RTreeNode>(tree_size);
const auto tree_levels_size = tree_node_file.ReadElementCount64();
layout.SetBlock(DataLayout::R_SEARCH_TREE_LEVELS,
make_block<std::uint64_t>(tree_levels_size));
}
{
layout.SetBlock(DataLayout::PROPERTIES, make_block<extractor::ProfileProperties>(1));
}
// read timestampsize
{
io::FileReader timestamp_file(config.GetPath(".osrm.timestamp"),
io::FileReader::VerifyFingerprint);
const auto timestamp_size = timestamp_file.GetSize();
layout.SetBlock(DataLayout::TIMESTAMP, make_block<char>(timestamp_size));
}
// load turn weight penalties
{
io::FileReader turn_weight_penalties_file(config.GetPath(".osrm.turn_weight_penalties"),
io::FileReader::VerifyFingerprint);
const auto number_of_penalties = turn_weight_penalties_file.ReadElementCount64();
layout.SetBlock(DataLayout::TURN_WEIGHT_PENALTIES,
make_block<TurnPenalty>(number_of_penalties));
}
// load turn duration penalties
{
io::FileReader turn_duration_penalties_file(config.GetPath(".osrm.turn_duration_penalties"),
io::FileReader::VerifyFingerprint);
const auto number_of_penalties = turn_duration_penalties_file.ReadElementCount64();
layout.SetBlock(DataLayout::TURN_DURATION_PENALTIES,
make_block<TurnPenalty>(number_of_penalties));
}
// load coordinate size
{
io::FileReader node_file(config.GetPath(".osrm.nbg_nodes"),
io::FileReader::VerifyFingerprint);
const auto coordinate_list_size = node_file.ReadElementCount64();
layout.SetBlock(DataLayout::COORDINATE_LIST,
make_block<util::Coordinate>(coordinate_list_size));
node_file.Skip<util::Coordinate>(coordinate_list_size);
// skip number of elements
node_file.Skip<std::uint64_t>(1);
const auto num_id_blocks = node_file.ReadElementCount64();
// we'll read a list of OSM node IDs from the same data, so set the block size for the same
// number of items:
layout.SetBlock(DataLayout::OSM_NODE_ID_LIST,
make_block<extractor::PackedOSMIDsView::block_type>(num_id_blocks));
}
// load geometries sizes
{
io::FileReader reader(config.GetPath(".osrm.geometry"), io::FileReader::VerifyFingerprint);
const auto number_of_geometries_indices = reader.ReadVectorSize<unsigned>();
layout.SetBlock(DataLayout::GEOMETRIES_INDEX,
make_block<unsigned>(number_of_geometries_indices));
const auto number_of_compressed_geometries = reader.ReadVectorSize<NodeID>();
layout.SetBlock(DataLayout::GEOMETRIES_NODE_LIST,
make_block<NodeID>(number_of_compressed_geometries));
reader.ReadElementCount64(); // number of segments
const auto number_of_segment_weight_blocks =
reader.ReadVectorSize<extractor::SegmentDataView::SegmentWeightVector::block_type>();
reader.ReadElementCount64(); // number of segments
auto number_of_rev_weight_blocks =
reader.ReadVectorSize<extractor::SegmentDataView::SegmentWeightVector::block_type>();
BOOST_ASSERT(number_of_rev_weight_blocks == number_of_segment_weight_blocks);
(void)number_of_rev_weight_blocks;
reader.ReadElementCount64(); // number of segments
const auto number_of_segment_duration_blocks =
reader.ReadVectorSize<extractor::SegmentDataView::SegmentDurationVector::block_type>();
layout.SetBlock(DataLayout::GEOMETRIES_FWD_WEIGHT_LIST,
make_block<extractor::SegmentDataView::SegmentWeightVector::block_type>(
number_of_segment_weight_blocks));
layout.SetBlock(DataLayout::GEOMETRIES_REV_WEIGHT_LIST,
make_block<extractor::SegmentDataView::SegmentWeightVector::block_type>(
number_of_segment_weight_blocks));
layout.SetBlock(DataLayout::GEOMETRIES_FWD_DURATION_LIST,
make_block<extractor::SegmentDataView::SegmentDurationVector::block_type>(
number_of_segment_duration_blocks));
layout.SetBlock(DataLayout::GEOMETRIES_REV_DURATION_LIST,
make_block<extractor::SegmentDataView::SegmentDurationVector::block_type>(
number_of_segment_duration_blocks));
layout.SetBlock(DataLayout::GEOMETRIES_FWD_DATASOURCES_LIST,
make_block<DatasourceID>(number_of_compressed_geometries));
layout.SetBlock(DataLayout::GEOMETRIES_REV_DATASOURCES_LIST,
make_block<DatasourceID>(number_of_compressed_geometries));
}
// Load datasource name sizes.
{
layout.SetBlock(DataLayout::DATASOURCES_NAMES, make_block<extractor::Datasources>(1));
}
{
io::FileReader reader(config.GetPath(".osrm.icd"), io::FileReader::VerifyFingerprint);
auto num_discreate_bearings = reader.ReadVectorSize<DiscreteBearing>();
layout.SetBlock(DataLayout::BEARING_VALUES,
make_block<DiscreteBearing>(num_discreate_bearings));
auto num_bearing_classes = reader.ReadVectorSize<BearingClassID>();
layout.SetBlock(DataLayout::BEARING_CLASSID,
make_block<BearingClassID>(num_bearing_classes));
reader.Skip<std::uint32_t>(1); // sum_lengths
const auto bearing_blocks = reader.ReadVectorSize<unsigned>();
const auto bearing_offsets =
reader
.ReadVectorSize<typename util::RangeTable<16, storage::Ownership::View>::BlockT>();
layout.SetBlock(DataLayout::BEARING_OFFSETS, make_block<unsigned>(bearing_blocks));
layout.SetBlock(DataLayout::BEARING_BLOCKS,
make_block<typename util::RangeTable<16, storage::Ownership::View>::BlockT>(
bearing_offsets));
auto num_entry_classes = reader.ReadVectorSize<util::guidance::EntryClass>();
layout.SetBlock(DataLayout::ENTRY_CLASS,
make_block<util::guidance::EntryClass>(num_entry_classes));
}
{
// Loading turn lane data
io::FileReader lane_data_file(config.GetPath(".osrm.tld"),
io::FileReader::VerifyFingerprint);
const auto lane_tuple_count = lane_data_file.ReadElementCount64();
layout.SetBlock(DataLayout::TURN_LANE_DATA,
make_block<util::guidance::LaneTupleIdPair>(lane_tuple_count));
}
// load maneuver overrides
{
io::FileReader maneuver_overrides_file(config.GetPath(".osrm.maneuver_overrides"),
io::FileReader::VerifyFingerprint);
const auto number_of_overrides =
maneuver_overrides_file.ReadVectorSize<extractor::StorageManeuverOverride>();
layout.SetBlock(DataLayout::MANEUVER_OVERRIDES,
make_block<extractor::StorageManeuverOverride>(number_of_overrides));
const auto number_of_nodes = maneuver_overrides_file.ReadVectorSize<NodeID>();
layout.SetBlock(DataLayout::MANEUVER_OVERRIDE_NODE_SEQUENCES,
make_block<NodeID>(number_of_nodes));
}
{
// Loading MLD Data
if (boost::filesystem::exists(config.GetPath(".osrm.partition")))
{
io::FileReader reader(config.GetPath(".osrm.partition"),
io::FileReader::VerifyFingerprint);
reader.Skip<partitioner::MultiLevelPartition::LevelData>(1);
layout.SetBlock(DataLayout::MLD_LEVEL_DATA,
make_block<partitioner::MultiLevelPartition::LevelData>(1));
const auto partition_entries_count = reader.ReadVectorSize<PartitionID>();
layout.SetBlock(DataLayout::MLD_PARTITION,
make_block<PartitionID>(partition_entries_count));
const auto children_entries_count = reader.ReadVectorSize<CellID>();
layout.SetBlock(DataLayout::MLD_CELL_TO_CHILDREN,
make_block<CellID>(children_entries_count));
}
else
{
layout.SetBlock(DataLayout::MLD_LEVEL_DATA,
make_block<partitioner::MultiLevelPartition::LevelData>(0));
layout.SetBlock(DataLayout::MLD_PARTITION, make_block<PartitionID>(0));
layout.SetBlock(DataLayout::MLD_CELL_TO_CHILDREN, make_block<CellID>(0));
}
if (boost::filesystem::exists(config.GetPath(".osrm.cells")))
{
io::FileReader reader(config.GetPath(".osrm.cells"), io::FileReader::VerifyFingerprint);
const auto source_node_count = reader.ReadVectorSize<NodeID>();
layout.SetBlock(DataLayout::MLD_CELL_SOURCE_BOUNDARY,
make_block<NodeID>(source_node_count));
const auto destination_node_count = reader.ReadVectorSize<NodeID>();
layout.SetBlock(DataLayout::MLD_CELL_DESTINATION_BOUNDARY,
make_block<NodeID>(destination_node_count));
const auto cell_count = reader.ReadVectorSize<partitioner::CellStorage::CellData>();
layout.SetBlock(DataLayout::MLD_CELLS,
make_block<partitioner::CellStorage::CellData>(cell_count));
const auto level_offsets_count = reader.ReadVectorSize<std::uint64_t>();
layout.SetBlock(DataLayout::MLD_CELL_LEVEL_OFFSETS,
make_block<std::uint64_t>(level_offsets_count));
}
else
{
layout.SetBlock(DataLayout::MLD_CELL_SOURCE_BOUNDARY, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DESTINATION_BOUNDARY, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELLS, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_LEVEL_OFFSETS, make_block<char>(0));
}
if (boost::filesystem::exists(config.GetPath(".osrm.cell_metrics")))
{
io::FileReader reader(config.GetPath(".osrm.cell_metrics"),
io::FileReader::VerifyFingerprint);
auto num_metric = reader.ReadElementCount64();
if (num_metric > NUM_METRICS)
{
throw util::exception("Only " + std::to_string(NUM_METRICS) +
" metrics are supported at the same time.");
}
for (const auto index : util::irange<std::size_t>(0, num_metric))
{
const auto weights_count = reader.ReadVectorSize<EdgeWeight>();
layout.SetBlock(
static_cast<DataLayout::BlockID>(DataLayout::MLD_CELL_WEIGHTS_0 + index),
make_block<EdgeWeight>(weights_count));
const auto durations_count = reader.ReadVectorSize<EdgeDuration>();
layout.SetBlock(
static_cast<DataLayout::BlockID>(DataLayout::MLD_CELL_DURATIONS_0 + index),
make_block<EdgeDuration>(durations_count));
}
for (const auto index : util::irange<std::size_t>(num_metric, NUM_METRICS))
{
layout.SetBlock(
static_cast<DataLayout::BlockID>(DataLayout::MLD_CELL_WEIGHTS_0 + index),
make_block<EdgeWeight>(0));
layout.SetBlock(
static_cast<DataLayout::BlockID>(DataLayout::MLD_CELL_DURATIONS_0 + index),
make_block<EdgeDuration>(0));
}
}
else
{
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_0, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_1, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_2, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_3, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_4, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_5, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_6, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_WEIGHTS_7, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_0, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_1, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_2, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_3, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_4, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_5, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_6, make_block<char>(0));
layout.SetBlock(DataLayout::MLD_CELL_DURATIONS_7, make_block<char>(0));
}
std::unordered_map<std::string, DataLayout::BlockID> name_to_block_id = {
{"/mld/multilevelgraph/node_array", DataLayout::MLD_GRAPH_NODE_LIST},
{"/mld/multilevelgraph/edge_array", DataLayout::MLD_GRAPH_EDGE_LIST},
{"/mld/multilevelgraph/node_to_edge_offset", DataLayout::MLD_GRAPH_NODE_TO_OFFSET},
{"/mld/multilevelgraph/connectivity_checksum", DataLayout::IGNORE_BLOCK},
};
std::vector<NamedBlock> blocks;
if (boost::filesystem::exists(config.GetPath(".osrm.mldgr")))
{
readBlocks(config.GetPath(".osrm.mldgr"), std::back_inserter(blocks));
}
for (const auto& block : blocks)
{
auto id_iter = name_to_block_id.find(std::get<0>(block));
if (id_iter == name_to_block_id.end())
{
throw util::exception("Could not map " + std::get<0>(block) + " to a region in memory.");
}
layout.SetBlock(id_iter->second, std::get<1>(block));
}
}
}
void Storage::PopulateData(const DataLayout &layout, char *memory_ptr)
{
BOOST_ASSERT(memory_ptr != nullptr);
// Connectivity matrix checksum
std::uint32_t turns_connectivity_checksum = 0;
// read actual data into shared memory object //
// store the filename of the on-disk portion of the RTree
{
const auto file_index_path_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::FILE_INDEX_PATH);
// make sure we have 0 ending
std::fill(file_index_path_ptr,
file_index_path_ptr + layout.GetBlockSize(DataLayout::FILE_INDEX_PATH),
0);
const auto absolute_file_index_path =
boost::filesystem::absolute(config.GetPath(".osrm.fileIndex")).string();
BOOST_ASSERT(static_cast<std::size_t>(layout.GetBlockSize(DataLayout::FILE_INDEX_PATH)) >=
absolute_file_index_path.size());
std::copy(
absolute_file_index_path.begin(), absolute_file_index_path.end(), file_index_path_ptr);
}
// Name data
{
io::FileReader name_file(config.GetPath(".osrm.names"), io::FileReader::VerifyFingerprint);
std::size_t name_file_size = name_file.GetSize();
BOOST_ASSERT(name_file_size == layout.GetBlockSize(DataLayout::NAME_CHAR_DATA));
const auto name_char_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::NAME_CHAR_DATA);
name_file.ReadInto<char>(name_char_ptr, name_file_size);
}
// Turn lane data
{
io::FileReader lane_data_file(config.GetPath(".osrm.tld"),
io::FileReader::VerifyFingerprint);
const auto lane_tuple_count = lane_data_file.ReadElementCount64();
// Need to call GetBlockPtr -> it write the memory canary, even if no data needs to be
// loaded.
const auto turn_lane_data_ptr = layout.GetBlockPtr<util::guidance::LaneTupleIdPair, true>(
memory_ptr, DataLayout::TURN_LANE_DATA);
BOOST_ASSERT(lane_tuple_count * sizeof(util::guidance::LaneTupleIdPair) ==
layout.GetBlockSize(DataLayout::TURN_LANE_DATA));
lane_data_file.ReadInto(turn_lane_data_ptr, lane_tuple_count);
}
// Turn lane descriptions
{
auto offsets_ptr = layout.GetBlockPtr<std::uint32_t, true>(
memory_ptr, storage::DataLayout::LANE_DESCRIPTION_OFFSETS);
util::vector_view<std::uint32_t> offsets(
offsets_ptr, layout.GetBlockEntries(storage::DataLayout::LANE_DESCRIPTION_OFFSETS));
auto masks_ptr = layout.GetBlockPtr<extractor::TurnLaneType::Mask, true>(
memory_ptr, storage::DataLayout::LANE_DESCRIPTION_MASKS);
util::vector_view<extractor::TurnLaneType::Mask> masks(
masks_ptr, layout.GetBlockEntries(storage::DataLayout::LANE_DESCRIPTION_MASKS));
extractor::files::readTurnLaneDescriptions(config.GetPath(".osrm.tls"), offsets, masks);
}
// Load edge-based nodes data
{
auto edge_based_node_data_list_ptr = layout.GetBlockPtr<extractor::EdgeBasedNode, true>(
memory_ptr, storage::DataLayout::EDGE_BASED_NODE_DATA_LIST);
util::vector_view<extractor::EdgeBasedNode> edge_based_node_data(
edge_based_node_data_list_ptr,
layout.GetBlockEntries(storage::DataLayout::EDGE_BASED_NODE_DATA_LIST));
auto annotation_data_list_ptr =
layout.GetBlockPtr<extractor::NodeBasedEdgeAnnotation, true>(
memory_ptr, storage::DataLayout::ANNOTATION_DATA_LIST);
util::vector_view<extractor::NodeBasedEdgeAnnotation> annotation_data(
annotation_data_list_ptr,
layout.GetBlockEntries(storage::DataLayout::ANNOTATION_DATA_LIST));
extractor::EdgeBasedNodeDataView node_data(std::move(edge_based_node_data),
std::move(annotation_data));
extractor::files::readNodeData(config.GetPath(".osrm.ebg_nodes"), node_data);
}
// Load original edge data
{
const auto lane_data_id_ptr =
layout.GetBlockPtr<LaneDataID, true>(memory_ptr, storage::DataLayout::LANE_DATA_ID);
util::vector_view<LaneDataID> lane_data_ids(
lane_data_id_ptr, layout.GetBlockEntries(storage::DataLayout::LANE_DATA_ID));
const auto turn_instruction_list_ptr = layout.GetBlockPtr<guidance::TurnInstruction, true>(
memory_ptr, storage::DataLayout::TURN_INSTRUCTION);
util::vector_view<guidance::TurnInstruction> turn_instructions(
turn_instruction_list_ptr,
layout.GetBlockEntries(storage::DataLayout::TURN_INSTRUCTION));
const auto entry_class_id_list_ptr =
layout.GetBlockPtr<EntryClassID, true>(memory_ptr, storage::DataLayout::ENTRY_CLASSID);
util::vector_view<EntryClassID> entry_class_ids(
entry_class_id_list_ptr, layout.GetBlockEntries(storage::DataLayout::ENTRY_CLASSID));
const auto pre_turn_bearing_ptr = layout.GetBlockPtr<guidance::TurnBearing, true>(
memory_ptr, storage::DataLayout::PRE_TURN_BEARING);
util::vector_view<guidance::TurnBearing> pre_turn_bearings(
pre_turn_bearing_ptr, layout.GetBlockEntries(storage::DataLayout::PRE_TURN_BEARING));
const auto post_turn_bearing_ptr = layout.GetBlockPtr<guidance::TurnBearing, true>(
memory_ptr, storage::DataLayout::POST_TURN_BEARING);
util::vector_view<guidance::TurnBearing> post_turn_bearings(
post_turn_bearing_ptr, layout.GetBlockEntries(storage::DataLayout::POST_TURN_BEARING));
guidance::TurnDataView turn_data(std::move(turn_instructions),
std::move(lane_data_ids),
std::move(entry_class_ids),
std::move(pre_turn_bearings),
std::move(post_turn_bearings));
guidance::files::readTurnData(
config.GetPath(".osrm.edges"), turn_data, turns_connectivity_checksum);
}
// load compressed geometry
{
auto geometries_index_ptr =
layout.GetBlockPtr<unsigned, true>(memory_ptr, storage::DataLayout::GEOMETRIES_INDEX);
util::vector_view<unsigned> geometry_begin_indices(
geometries_index_ptr, layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_INDEX));
auto num_entries = layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_NODE_LIST);
auto geometries_node_list_ptr =
layout.GetBlockPtr<NodeID, true>(memory_ptr, storage::DataLayout::GEOMETRIES_NODE_LIST);
util::vector_view<NodeID> geometry_node_list(geometries_node_list_ptr, num_entries);
auto geometries_fwd_weight_list_ptr =
layout.GetBlockPtr<extractor::SegmentDataView::SegmentWeightVector::block_type, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_FWD_WEIGHT_LIST);
extractor::SegmentDataView::SegmentWeightVector geometry_fwd_weight_list(
util::vector_view<extractor::SegmentDataView::SegmentWeightVector::block_type>(
geometries_fwd_weight_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_FWD_WEIGHT_LIST)),
num_entries);
auto geometries_rev_weight_list_ptr =
layout.GetBlockPtr<extractor::SegmentDataView::SegmentWeightVector::block_type, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_REV_WEIGHT_LIST);
extractor::SegmentDataView::SegmentWeightVector geometry_rev_weight_list(
util::vector_view<extractor::SegmentDataView::SegmentWeightVector::block_type>(
geometries_rev_weight_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_REV_WEIGHT_LIST)),
num_entries);
auto geometries_fwd_duration_list_ptr =
layout.GetBlockPtr<extractor::SegmentDataView::SegmentDurationVector::block_type, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_FWD_DURATION_LIST);
extractor::SegmentDataView::SegmentDurationVector geometry_fwd_duration_list(
util::vector_view<extractor::SegmentDataView::SegmentDurationVector::block_type>(
geometries_fwd_duration_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_FWD_DURATION_LIST)),
num_entries);
auto geometries_rev_duration_list_ptr =
layout.GetBlockPtr<extractor::SegmentDataView::SegmentDurationVector::block_type, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_REV_DURATION_LIST);
extractor::SegmentDataView::SegmentDurationVector geometry_rev_duration_list(
util::vector_view<extractor::SegmentDataView::SegmentDurationVector::block_type>(
geometries_rev_duration_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_REV_DURATION_LIST)),
num_entries);
auto geometries_fwd_datasources_list_ptr = layout.GetBlockPtr<DatasourceID, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_FWD_DATASOURCES_LIST);
util::vector_view<DatasourceID> geometry_fwd_datasources_list(
geometries_fwd_datasources_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_FWD_DATASOURCES_LIST));
auto geometries_rev_datasources_list_ptr = layout.GetBlockPtr<DatasourceID, true>(
memory_ptr, storage::DataLayout::GEOMETRIES_REV_DATASOURCES_LIST);
util::vector_view<DatasourceID> geometry_rev_datasources_list(
geometries_rev_datasources_list_ptr,
layout.GetBlockEntries(storage::DataLayout::GEOMETRIES_REV_DATASOURCES_LIST));
extractor::SegmentDataView segment_data{std::move(geometry_begin_indices),
std::move(geometry_node_list),
std::move(geometry_fwd_weight_list),
std::move(geometry_rev_weight_list),
std::move(geometry_fwd_duration_list),
std::move(geometry_rev_duration_list),
std::move(geometry_fwd_datasources_list),
std::move(geometry_rev_datasources_list)};
extractor::files::readSegmentData(config.GetPath(".osrm.geometry"), segment_data);
}
{
const auto datasources_names_ptr = layout.GetBlockPtr<extractor::Datasources, true>(
memory_ptr, DataLayout::DATASOURCES_NAMES);
extractor::files::readDatasources(config.GetPath(".osrm.datasource_names"),
*datasources_names_ptr);
}
// Loading list of coordinates
{
const auto coordinates_ptr =
layout.GetBlockPtr<util::Coordinate, true>(memory_ptr, DataLayout::COORDINATE_LIST);
const auto osmnodeid_ptr =
layout.GetBlockPtr<extractor::PackedOSMIDsView::block_type, true>(
memory_ptr, DataLayout::OSM_NODE_ID_LIST);
util::vector_view<util::Coordinate> coordinates(
coordinates_ptr, layout.GetBlockEntries(DataLayout::COORDINATE_LIST));
extractor::PackedOSMIDsView osm_node_ids(
util::vector_view<extractor::PackedOSMIDsView::block_type>(
osmnodeid_ptr, layout.GetBlockEntries(DataLayout::OSM_NODE_ID_LIST)),
layout.GetBlockEntries(DataLayout::COORDINATE_LIST));
extractor::files::readNodes(config.GetPath(".osrm.nbg_nodes"), coordinates, osm_node_ids);
}
// load turn weight penalties
{
io::FileReader turn_weight_penalties_file(config.GetPath(".osrm.turn_weight_penalties"),
io::FileReader::VerifyFingerprint);
const auto number_of_penalties = turn_weight_penalties_file.ReadElementCount64();
const auto turn_weight_penalties_ptr =
layout.GetBlockPtr<TurnPenalty, true>(memory_ptr, DataLayout::TURN_WEIGHT_PENALTIES);
turn_weight_penalties_file.ReadInto(turn_weight_penalties_ptr, number_of_penalties);
}
// load turn duration penalties
{
io::FileReader turn_duration_penalties_file(config.GetPath(".osrm.turn_duration_penalties"),
io::FileReader::VerifyFingerprint);
const auto number_of_penalties = turn_duration_penalties_file.ReadElementCount64();
const auto turn_duration_penalties_ptr =
layout.GetBlockPtr<TurnPenalty, true>(memory_ptr, DataLayout::TURN_DURATION_PENALTIES);
turn_duration_penalties_file.ReadInto(turn_duration_penalties_ptr, number_of_penalties);
}
// store timestamp
{
io::FileReader timestamp_file(config.GetPath(".osrm.timestamp"),
io::FileReader::VerifyFingerprint);
const auto timestamp_size = timestamp_file.GetSize();
const auto timestamp_ptr =
layout.GetBlockPtr<char, true>(memory_ptr, DataLayout::TIMESTAMP);
BOOST_ASSERT(timestamp_size == layout.GetBlockEntries(DataLayout::TIMESTAMP));
timestamp_file.ReadInto(timestamp_ptr, timestamp_size);
}
// store search tree portion of rtree
{
io::FileReader tree_node_file(config.GetPath(".osrm.ramIndex"),
io::FileReader::VerifyFingerprint);
// perform this read so that we're at the right stream position for the next
// read.
tree_node_file.Skip<std::uint64_t>(1);
const auto rtree_ptr =
layout.GetBlockPtr<RTreeNode, true>(memory_ptr, DataLayout::R_SEARCH_TREE);
tree_node_file.ReadInto(rtree_ptr, layout.GetBlockEntries(DataLayout::R_SEARCH_TREE));
tree_node_file.Skip<std::uint64_t>(1);
const auto rtree_levelsizes_ptr =
layout.GetBlockPtr<std::uint64_t, true>(memory_ptr, DataLayout::R_SEARCH_TREE_LEVELS);
tree_node_file.ReadInto(rtree_levelsizes_ptr,
layout.GetBlockEntries(DataLayout::R_SEARCH_TREE_LEVELS));
}
// load profile properties
{
const auto profile_properties_ptr = layout.GetBlockPtr<extractor::ProfileProperties, true>(
memory_ptr, DataLayout::PROPERTIES);
extractor::files::readProfileProperties(config.GetPath(".osrm.properties"),
*profile_properties_ptr);
}
// Load intersection data
{
auto bearing_class_id_ptr = layout.GetBlockPtr<BearingClassID, true>(
memory_ptr, storage::DataLayout::BEARING_CLASSID);
util::vector_view<BearingClassID> bearing_class_id(
bearing_class_id_ptr, layout.GetBlockEntries(storage::DataLayout::BEARING_CLASSID));
auto bearing_values_ptr = layout.GetBlockPtr<DiscreteBearing, true>(
memory_ptr, storage::DataLayout::BEARING_VALUES);
util::vector_view<DiscreteBearing> bearing_values(
bearing_values_ptr, layout.GetBlockEntries(storage::DataLayout::BEARING_VALUES));
auto offsets_ptr =
layout.GetBlockPtr<unsigned, true>(memory_ptr, storage::DataLayout::BEARING_OFFSETS);
auto blocks_ptr =
layout.GetBlockPtr<util::RangeTable<16, storage::Ownership::View>::BlockT, true>(
memory_ptr, storage::DataLayout::BEARING_BLOCKS);
util::vector_view<unsigned> bearing_offsets(
offsets_ptr, layout.GetBlockEntries(storage::DataLayout::BEARING_OFFSETS));
util::vector_view<util::RangeTable<16, storage::Ownership::View>::BlockT> bearing_blocks(
blocks_ptr, layout.GetBlockEntries(storage::DataLayout::BEARING_BLOCKS));
util::RangeTable<16, storage::Ownership::View> bearing_range_table(
bearing_offsets, bearing_blocks, static_cast<unsigned>(bearing_values.size()));
extractor::IntersectionBearingsView intersection_bearings_view{
std::move(bearing_values), std::move(bearing_class_id), std::move(bearing_range_table)};
auto entry_class_ptr = layout.GetBlockPtr<util::guidance::EntryClass, true>(
memory_ptr, storage::DataLayout::ENTRY_CLASS);
util::vector_view<util::guidance::EntryClass> entry_classes(
entry_class_ptr, layout.GetBlockEntries(storage::DataLayout::ENTRY_CLASS));
extractor::files::readIntersections(
config.GetPath(".osrm.icd"), intersection_bearings_view, entry_classes);
}
{ // Load the HSGR file
if (boost::filesystem::exists(config.GetPath(".osrm.hsgr")))
{
auto graph_nodes_ptr =
layout.GetBlockPtr<contractor::QueryGraphView::NodeArrayEntry, true>(
memory_ptr, storage::DataLayout::CH_GRAPH_NODE_LIST);
auto graph_edges_ptr =
layout.GetBlockPtr<contractor::QueryGraphView::EdgeArrayEntry, true>(
memory_ptr, storage::DataLayout::CH_GRAPH_EDGE_LIST);
auto checksum =
layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::HSGR_CHECKSUM);
util::vector_view<contractor::QueryGraphView::NodeArrayEntry> node_list(
graph_nodes_ptr, layout.GetBlockEntries(storage::DataLayout::CH_GRAPH_NODE_LIST));
util::vector_view<contractor::QueryGraphView::EdgeArrayEntry> edge_list(
graph_edges_ptr, layout.GetBlockEntries(storage::DataLayout::CH_GRAPH_EDGE_LIST));
std::vector<util::vector_view<bool>> edge_filter;
for (auto index : util::irange<std::size_t>(0, NUM_METRICS))
{
auto block_id =
static_cast<DataLayout::BlockID>(storage::DataLayout::CH_EDGE_FILTER_0 + index);
auto data_ptr = layout.GetBlockPtr<unsigned, true>(memory_ptr, block_id);
auto num_entries = layout.GetBlockEntries(block_id);
edge_filter.emplace_back(data_ptr, num_entries);
}
std::uint32_t graph_connectivity_checksum = 0;
contractor::QueryGraphView graph_view(std::move(node_list), std::move(edge_list));
contractor::files::readGraph(config.GetPath(".osrm.hsgr"),
*checksum,
graph_view,
edge_filter,
graph_connectivity_checksum);
if (turns_connectivity_checksum != graph_connectivity_checksum)
{
throw util::exception(
"Connectivity checksum " + std::to_string(graph_connectivity_checksum) +
" in " + config.GetPath(".osrm.hsgr").string() +
" does not equal to checksum " + std::to_string(turns_connectivity_checksum) +
" in " + config.GetPath(".osrm.edges").string());
}
}
else
{
layout.GetBlockPtr<unsigned, true>(memory_ptr, DataLayout::HSGR_CHECKSUM);
layout.GetBlockPtr<contractor::QueryGraphView::NodeArrayEntry, true>(
memory_ptr, DataLayout::CH_GRAPH_NODE_LIST);
layout.GetBlockPtr<contractor::QueryGraphView::EdgeArrayEntry, true>(
memory_ptr, DataLayout::CH_GRAPH_EDGE_LIST);
}
}
{ // Loading MLD Data
if (boost::filesystem::exists(config.GetPath(".osrm.partition")))
{
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_LEVEL_DATA) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELL_TO_CHILDREN) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_PARTITION) > 0);
auto level_data =
layout.GetBlockPtr<partitioner::MultiLevelPartitionView::LevelData, true>(
memory_ptr, storage::DataLayout::MLD_LEVEL_DATA);
auto mld_partition_ptr = layout.GetBlockPtr<PartitionID, true>(
memory_ptr, storage::DataLayout::MLD_PARTITION);
auto partition_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_PARTITION);
util::vector_view<PartitionID> partition(mld_partition_ptr, partition_entries_count);
auto mld_chilren_ptr = layout.GetBlockPtr<CellID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_TO_CHILDREN);
auto children_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_TO_CHILDREN);
util::vector_view<CellID> cell_to_children(mld_chilren_ptr, children_entries_count);
partitioner::MultiLevelPartitionView mlp{
std::move(level_data), std::move(partition), std::move(cell_to_children)};
partitioner::files::readPartition(config.GetPath(".osrm.partition"), mlp);
}
if (boost::filesystem::exists(config.GetPath(".osrm.cells")))
{
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELLS) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELL_LEVEL_OFFSETS) > 0);
auto mld_source_boundary_ptr = layout.GetBlockPtr<NodeID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_SOURCE_BOUNDARY);
auto mld_destination_boundary_ptr = layout.GetBlockPtr<NodeID, true>(
memory_ptr, storage::DataLayout::MLD_CELL_DESTINATION_BOUNDARY);
auto mld_cells_ptr = layout.GetBlockPtr<partitioner::CellStorageView::CellData, true>(
memory_ptr, storage::DataLayout::MLD_CELLS);
auto mld_cell_level_offsets_ptr = layout.GetBlockPtr<std::uint64_t, true>(
memory_ptr, storage::DataLayout::MLD_CELL_LEVEL_OFFSETS);
auto source_boundary_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_SOURCE_BOUNDARY);
auto destination_boundary_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_DESTINATION_BOUNDARY);
auto cells_entries_counts = layout.GetBlockEntries(storage::DataLayout::MLD_CELLS);
auto cell_level_offsets_entries_count =
layout.GetBlockEntries(storage::DataLayout::MLD_CELL_LEVEL_OFFSETS);
util::vector_view<NodeID> source_boundary(mld_source_boundary_ptr,
source_boundary_entries_count);
util::vector_view<NodeID> destination_boundary(mld_destination_boundary_ptr,
destination_boundary_entries_count);
util::vector_view<partitioner::CellStorageView::CellData> cells(mld_cells_ptr,
cells_entries_counts);
util::vector_view<std::uint64_t> level_offsets(mld_cell_level_offsets_ptr,
cell_level_offsets_entries_count);
partitioner::CellStorageView storage{std::move(source_boundary),
std::move(destination_boundary),
std::move(cells),
std::move(level_offsets)};
partitioner::files::readCells(config.GetPath(".osrm.cells"), storage);
}
if (boost::filesystem::exists(config.GetPath(".osrm.cell_metrics")))
{
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELLS) > 0);
BOOST_ASSERT(layout.GetBlockSize(storage::DataLayout::MLD_CELL_LEVEL_OFFSETS) > 0);
std::vector<customizer::CellMetricView> metrics;
for (auto index : util::irange<std::size_t>(0, NUM_METRICS))
{
auto weights_block_id = static_cast<DataLayout::BlockID>(
storage::DataLayout::MLD_CELL_WEIGHTS_0 + index);
auto durations_block_id = static_cast<DataLayout::BlockID>(
storage::DataLayout::MLD_CELL_DURATIONS_0 + index);
auto weight_entries_count = layout.GetBlockEntries(weights_block_id);
auto duration_entries_count = layout.GetBlockEntries(durations_block_id);
auto mld_cell_weights_ptr =
layout.GetBlockPtr<EdgeWeight, true>(memory_ptr, weights_block_id);
auto mld_cell_duration_ptr =
layout.GetBlockPtr<EdgeDuration, true>(memory_ptr, durations_block_id);
util::vector_view<EdgeWeight> weights(mld_cell_weights_ptr, weight_entries_count);
util::vector_view<EdgeDuration> durations(mld_cell_duration_ptr,
duration_entries_count);
metrics.push_back(
customizer::CellMetricView{std::move(weights), std::move(durations)});
}
customizer::files::readCellMetrics(config.GetPath(".osrm.cell_metrics"), metrics);
}
if (boost::filesystem::exists(config.GetPath(".osrm.mldgr")))
{
auto graph_nodes_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::NodeArrayEntry, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_NODE_LIST);
auto graph_edges_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::EdgeArrayEntry, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_EDGE_LIST);
auto graph_node_to_offset_ptr =
layout.GetBlockPtr<customizer::MultiLevelEdgeBasedGraphView::EdgeOffset, true>(
memory_ptr, storage::DataLayout::MLD_GRAPH_NODE_TO_OFFSET);
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::NodeArrayEntry> node_list(
graph_nodes_ptr, layout.GetBlockEntries(storage::DataLayout::MLD_GRAPH_NODE_LIST));
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::EdgeArrayEntry> edge_list(
graph_edges_ptr, layout.GetBlockEntries(storage::DataLayout::MLD_GRAPH_EDGE_LIST));
util::vector_view<customizer::MultiLevelEdgeBasedGraphView::EdgeOffset> node_to_offset(
graph_node_to_offset_ptr,
layout.GetBlockEntries(storage::DataLayout::MLD_GRAPH_NODE_TO_OFFSET));
std::uint32_t graph_connectivity_checksum = 0;
customizer::MultiLevelEdgeBasedGraphView graph_view(
std::move(node_list), std::move(edge_list), std::move(node_to_offset));
partitioner::files::readGraph(
config.GetPath(".osrm.mldgr"), graph_view, graph_connectivity_checksum);
if (turns_connectivity_checksum != graph_connectivity_checksum)
{
throw util::exception(
"Connectivity checksum " + std::to_string(graph_connectivity_checksum) +
" in " + config.GetPath(".osrm.mldgr").string() +
" does not equal to checksum " + std::to_string(turns_connectivity_checksum) +
" in " + config.GetPath(".osrm.edges").string());
}
}
// load maneuver overrides
{
const auto maneuver_overrides_ptr =
layout.GetBlockPtr<extractor::StorageManeuverOverride, true>(
memory_ptr, DataLayout::MANEUVER_OVERRIDES);
const auto maneuver_override_node_sequences_ptr = layout.GetBlockPtr<NodeID, true>(
memory_ptr, DataLayout::MANEUVER_OVERRIDE_NODE_SEQUENCES);
util::vector_view<extractor::StorageManeuverOverride> maneuver_overrides(
maneuver_overrides_ptr, layout.GetBlockEntries(DataLayout::MANEUVER_OVERRIDES));
util::vector_view<NodeID> maneuver_override_node_sequences(
maneuver_override_node_sequences_ptr,
layout.GetBlockEntries(DataLayout::MANEUVER_OVERRIDE_NODE_SEQUENCES));
extractor::files::readManeuverOverrides(config.GetPath(".osrm.maneuver_overrides"),
maneuver_overrides,
maneuver_override_node_sequences);
}
}
}
}
}