# Copyright (C) 2021 - 2024 ANSYS, Inc. and/or its affiliates.
# SPDX-License-Identifier: MIT
#
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import os
from ansys.tools.path import get_dyna_path, get_latest_ansys_installation
from ansys.tools.path.path import _get_unified_install_base_for_version
from ansys.dyna.core.run.base_runner import BaseRunner
from ansys.dyna.core.run.options import MpiOption, Precision
[docs]
class LinuxRunner(BaseRunner):
"""Linux implementation to Run LS-DYNA. Tested with a custom exutable
and when LS-DYNA is installed as part of the unified Ansys installation
"""
def __init__(self, **kwargs):
super().__init__(**kwargs)
[docs]
self.executable = kwargs.get("executable", None)
version = kwargs.get("version", None)
self._find_solver(version, self.executable)
def _find_solver(self, version: int, executable: str) -> None:
atp_dyna_path = get_dyna_path(find=False, allow_input=False)
if executable is not None:
# User passed in executable directly. Use that.
if os.path.isfile(executable):
self.solver = executable
elif atp_dyna_path is not None:
# User stored dyna solver in ansys-tools-path, use that
self.solver = atp_dyna_path
elif version is not None:
# User passed in the version, compute the path to the dyna solver from the
# unified installation
# of that version
install_loc, _ = _get_unified_install_base_for_version(version)
self.solver = os.path.join(install_loc, "ansys", "bin", "linx64", self._get_exe_name())
else:
# User passed nothing, find the dyna solver from the latest unified installation
install_loc, _ = get_latest_ansys_installation()
self.solver = os.path.join(install_loc, "ansys", "bin", "linx64", self._get_exe_name())
def _get_exe_name(self) -> str:
exe_name = {
(MpiOption.SMP, Precision.SINGLE): "lsdyna_sp.e",
(MpiOption.SMP, Precision.DOUBLE): "lsdyna_dp.e",
(MpiOption.MPP_INTEL_MPI, Precision.SINGLE): "lsdyna_sp_mpp.e",
(MpiOption.MPP_INTEL_MPI, Precision.DOUBLE): "lsdyna_dp_mpp.e",
}[(self.mpi_option, self.precision)]
return exe_name
[docs]
def run(self) -> None:
os.chdir(self.working_directory)
if self.mpi_option == MpiOption.MPP_INTEL_MPI:
os.system(
f"mpirun -np {self.ncpu} {self.solver} i={self.input_file} memory={self.get_memory_string()}" # noqa: E501
)
else:
os.system(
f"{self.solver} i={self.input_file} ncpu={self.ncpu} memory={self.get_memory_string()}" # noqa: E501
)
