diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index 272572545..f0a4fc0de 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -172,6 +172,9 @@ if(MPI_FOUND)
opm/simulators/utils/ParallelSerialization.cpp
opm/simulators/utils/SetupZoltanParams.cpp)
endif()
+if(HDF5_FOUND)
+ list(APPEND MAIN_SOURCE_FILES opm/simulators/utils/HDF5File.cpp)
+endif()
# originally generated with the command:
# find tests -name '*.cpp' -a ! -wholename '*/not-unit/*' -printf '\t%p\n' | sort
@@ -218,6 +221,9 @@ endif()
if(ROCALUTION_FOUND)
list(APPEND TEST_SOURCE_FILES tests/test_rocalutionSolver.cpp)
endif()
+if(HDF5_FOUND)
+ list(APPEND TEST_SOURCE_FILES tests/test_HDF5File.cpp)
+endif()
list (APPEND TEST_DATA_FILES
tests/equil_base.DATA
@@ -430,6 +436,12 @@ list (APPEND PUBLIC_HEADER_FILES
opm/simulators/wells/WGState.hpp
)
+if(HDF5_FOUND)
+ list(APPEND PUBLIC_HEADER_FILES
+ opm/simulators/utils/HDF5File.hpp
+ )
+endif()
+
list (APPEND EXAMPLE_SOURCE_FILES
examples/printvfp.cpp
)
diff --git a/opm-simulators-prereqs.cmake b/opm-simulators-prereqs.cmake
index c0d8d2536..904ce4f98 100644
--- a/opm-simulators-prereqs.cmake
+++ b/opm-simulators-prereqs.cmake
@@ -48,6 +48,7 @@ set (opm-simulators_DEPS
"opm-grid REQUIRED"
"opm-models REQUIRED"
"Damaris 1.7"
+ "HDF5"
)
find_package_deps(opm-simulators)
diff --git a/opm/simulators/utils/HDF5File.cpp b/opm/simulators/utils/HDF5File.cpp
new file mode 100644
index 000000000..cc6cdb40b
--- /dev/null
+++ b/opm/simulators/utils/HDF5File.cpp
@@ -0,0 +1,126 @@
+/*
+ This file is part of the Open Porous Media project (OPM).
+
+ OPM 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 2 of the License, or
+ (at your option) any later version.
+
+ OPM 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 OPM. If not, see .
+
+ Consult the COPYING file in the top-level source directory of this
+ module for the precise wording of the license and the list of
+ copyright holders.
+*/
+
+#include
+#include
+
+#include
+#include
+
+namespace {
+
+bool groupExists(hid_t parent, const std::string& path)
+{
+ // turn off errors to avoid cout spew
+ H5E_BEGIN_TRY {
+#if H5_VERS_MINOR > 8
+ return H5Lexists(parent, path.c_str(), H5P_DEFAULT) == 1;
+#else
+ return H5Gget_objinfo(static_cast(parent), path.c_str(), 0, nullptr) == 0;
+#endif
+ } H5E_END_TRY;
+ return false;
+}
+
+}
+
+namespace Opm {
+
+HDF5File::HDF5File(const std::string& fileName, OpenMode mode)
+{
+ bool exists = std::filesystem::exists(fileName);
+ if (mode == OpenMode::OVERWRITE ||
+ (mode == OpenMode::APPEND && !exists)) {
+ m_file = H5Fcreate(fileName.c_str(),
+ H5F_ACC_TRUNC,
+ H5P_DEFAULT, H5P_DEFAULT);
+ } else {
+ m_file = H5Fopen(fileName.c_str(),
+ mode == OpenMode::READ ? H5F_ACC_RDONLY : H5F_ACC_RDWR,
+ H5P_DEFAULT);
+ }
+ if (m_file == H5I_INVALID_HID) {
+ throw std::runtime_error(std::string("HDF5File: Failed to ") +
+ ( mode == OpenMode::OVERWRITE ||
+ (mode == OpenMode::APPEND && !exists) ? "create" : "open") +
+ fileName);
+ }
+}
+
+HDF5File::~HDF5File()
+{
+ if (m_file != H5I_INVALID_HID) {
+ H5Fclose(m_file);
+ }
+}
+
+void HDF5File::write(const std::string& group,
+ const std::string& dset,
+ const std::vector& buffer)
+{
+ hid_t grp;
+ if (groupExists(m_file, group)) {
+ grp = H5Gopen2(m_file, group.c_str(), H5P_DEFAULT);
+ } else {
+ grp = H5Gcreate2(m_file, group.c_str(), 0, H5P_DEFAULT, H5P_DEFAULT);
+ }
+
+ hsize_t size = buffer.size();
+ hsize_t start = 0;
+
+ hid_t space = H5Screate_simple(1, &size, nullptr);
+ hid_t dataset_id = H5Dcreate2(grp, dset.c_str(), H5T_NATIVE_CHAR, space,
+ H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+ if (dataset_id == H5I_INVALID_HID) {
+ throw std::runtime_error("HDF5File: Trying to write already existing dataset " + group + '/' + dset);
+ }
+
+ if (size > 0) {
+ hid_t filespace = H5Dget_space(dataset_id);
+ hsize_t stride = 1;
+ H5Sselect_hyperslab(filespace, H5S_SELECT_SET, &start, &stride, &size, nullptr);
+ hid_t memspace = H5Screate_simple(1, &size, nullptr);
+ H5Dwrite(dataset_id, H5T_NATIVE_CHAR, memspace, filespace, H5P_DEFAULT, buffer.data());
+ H5Sclose(memspace);
+ H5Sclose(filespace);
+ }
+ H5Dclose(dataset_id);
+ H5Sclose(space);
+ H5Gclose(grp);
+}
+
+void HDF5File::read(const std::string& group,
+ const std::string& dset,
+ std::vector& buffer)
+{
+ hid_t dataset_id = H5Dopen2(m_file, (group + "/"+ dset).c_str(), H5P_DEFAULT);
+ if (dataset_id == H5I_INVALID_HID) {
+ throw std::runtime_error("HDF5File: Trying to read non-existing dataset " + group + '/' + dset);
+ }
+
+ hid_t space = H5Dget_space(dataset_id);
+ hsize_t size = H5Sget_simple_extent_npoints(space);
+ buffer.resize(size);
+ H5Dread(dataset_id, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, H5P_DEFAULT, buffer.data());
+ H5Dclose(dataset_id);
+}
+
+}
diff --git a/opm/simulators/utils/HDF5File.hpp b/opm/simulators/utils/HDF5File.hpp
new file mode 100644
index 000000000..1b236179d
--- /dev/null
+++ b/opm/simulators/utils/HDF5File.hpp
@@ -0,0 +1,73 @@
+/*
+ This file is part of the Open Porous Media project (OPM).
+
+ OPM 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 2 of the License, or
+ (at your option) any later version.
+
+ OPM 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 OPM. If not, see .
+
+ Consult the COPYING file in the top-level source directory of this
+ module for the precise wording of the license and the list of
+ copyright holders.
+*/
+#ifndef HDF5_FILE_HPP
+#define HDF5_FILE_HPP
+
+#include
+
+#include
+#include
+
+namespace Opm {
+
+//! \brief Class handling simple output to HDF5.
+class HDF5File {
+public:
+ //! \brief Enumeration of file opening modes.
+ enum class OpenMode {
+ APPEND, //!< Append to an existing file (creates new if not)
+ OVERWRITE, //!< Overwrite and write to an existing file
+ READ //!< Open existing file for reading
+ };
+
+ //! \brief Opens HDF5 file for I/O.
+ //! \param fileName Name of file to open
+ //! \param mode Open mode for file
+ HDF5File(const std::string& fileName, OpenMode mode);
+
+ //! \brief Destructor clears up any opened files.
+ ~HDF5File();
+
+ //! \brief Write a char buffer to a specified location in file.
+ //! \param group Group ("directory") to write data to
+ //! \param dset Data set ("file") to write data to
+ //! \param buffer Data to write
+ //! \details Throws exception on failure
+ void write(const std::string& group,
+ const std::string& dset,
+ const std::vector& buffer);
+
+ //! \brief Read a char buffer from a specified location in file.
+ //! \param group Group ("directory") to read data from
+ //! \param dset Data set ("file") to read data from
+ //! \param buffer Vector to store read data in
+ //! \details Throws exception on failure
+ void read(const std::string& group,
+ const std::string& dset,
+ std::vector& buffer);
+
+private:
+ hid_t m_file = H5I_INVALID_HID; //!< File handle
+};
+
+}
+
+#endif
diff --git a/tests/test_HDF5File.cpp b/tests/test_HDF5File.cpp
new file mode 100644
index 000000000..2d243dff2
--- /dev/null
+++ b/tests/test_HDF5File.cpp
@@ -0,0 +1,96 @@
+/*
+ Copyright 2021 Equinor.
+
+ This file is part of the Open Porous Media project (OPM).
+
+ OPM 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.
+
+ OPM 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 OPM. If not, see .
+*/
+
+#include
+
+#include
+
+#include
+
+#define BOOST_TEST_MODULE HDF5FileTest
+#include
+
+#include
+#include
+
+using namespace Opm;
+
+BOOST_AUTO_TEST_CASE(ReadWrite)
+{
+ auto path = std::filesystem::temp_directory_path() / Opm::unique_path("hdf5test%%%%%");
+ std::filesystem::create_directory(path);
+ auto rwpath = (path / "rw.hdf5").string();
+ const std::vector test_data{1,2,3,4,5,6,8,9};
+ {
+ Opm::HDF5File out_file(rwpath, Opm::HDF5File::OpenMode::OVERWRITE);
+ BOOST_CHECK_NO_THROW(out_file.write("/test_data", "d1", test_data));
+ }
+ {
+ Opm::HDF5File in_file(rwpath, Opm::HDF5File::OpenMode::READ);
+ std::vector data;
+ BOOST_CHECK_NO_THROW(in_file.read("/test_data", "d1", data));
+ BOOST_CHECK_EQUAL_COLLECTIONS(data.begin(), data.end(),
+ test_data.begin(), test_data.end());
+ }
+ std::filesystem::remove(rwpath);
+ std::filesystem::remove(path);
+}
+
+BOOST_AUTO_TEST_CASE(ThrowOpenNonexistent)
+{
+ BOOST_CHECK_THROW(Opm::HDF5File out_file("no_such_file.hdf5", Opm::HDF5File::OpenMode::READ), std::runtime_error);
+}
+
+BOOST_AUTO_TEST_CASE(ReadNonExistentDset)
+{
+ auto path = std::filesystem::temp_directory_path() / Opm::unique_path("hdf5test%%%%%");
+ std::filesystem::create_directory(path);
+ auto rwpath = (path / "existent_dset.hdf5").string();
+ const std::vector test_data{1,2,3,4,5,6,8,9};
+ {
+ Opm::HDF5File out_file(rwpath, Opm::HDF5File::OpenMode::OVERWRITE);
+ BOOST_CHECK_NO_THROW(out_file.write("/test_data", "d1", test_data));
+ }
+ {
+ Opm::HDF5File in_file(rwpath, Opm::HDF5File::OpenMode::READ);
+ std::vector data;
+ BOOST_CHECK_NO_THROW(in_file.read("/test_data", "d1", data));
+ BOOST_CHECK_EQUAL_COLLECTIONS(data.begin(), data.end(),
+ test_data.begin(), test_data.end());
+ BOOST_CHECK_THROW(in_file.read("/test_data", "d2", data), std::runtime_error);
+ }
+ std::filesystem::remove(rwpath);
+ std::filesystem::remove(path);
+}
+
+BOOST_AUTO_TEST_CASE(WriteExistentDset)
+{
+ auto path = std::filesystem::temp_directory_path() / Opm::unique_path("hdf5test%%%%%");
+ std::filesystem::create_directory(path);
+ auto rwpath = (path / "existent_dset.hdf5").string();
+ const std::vector test_data{1,2,3,4,5,6,8,9};
+ {
+ Opm::HDF5File out_file(rwpath, Opm::HDF5File::OpenMode::OVERWRITE);
+ BOOST_CHECK_NO_THROW(out_file.write("/test_data", "d1", test_data));
+ BOOST_CHECK_THROW(out_file.write("/test_data", "d1", test_data), std::runtime_error);
+ }
+ std::filesystem::remove(rwpath);
+ std::filesystem::remove(path);
+}
+