259 lines
7.3 KiB
Python
259 lines
7.3 KiB
Python
import sys
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import argparse
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import logging
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import configparser
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from pprint import pp
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from time import time
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from datetime import timedelta
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from pathlib import Path
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import subprocess as sp
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_t0 = time()
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parser = argparse.ArgumentParser(
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description='Run the OpenFoam simulation'
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)
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parser.add_argument('-c', '--config', default='config.ini', type=Path,
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help='Configuration file (default config.ini)')
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parser.add_argument('-l', '--log-level', default='INFO', type=str,
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help='Log level')
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args = parser.parse_args()
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config = configparser.ConfigParser()
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config.read(args.config)
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logging.basicConfig(
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filename=config.get('main', 'log_file', fallback=None),
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level=args.log_level
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)
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log = logging.getLogger('openfoam')
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log.info('Starting program')
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input_dir = Path(config.get('main', 'input_dir'), config.get('main', 'case'))\
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.expanduser()
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work_dir = Path(config.get('main', 'work_dir')).expanduser()
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if not work_dir.exists():
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log.error(f'Work directory ({work_dir}) not found')
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sys.exit(1)
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case_dir = work_dir.joinpath(config.get('main', 'case'))
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if case_dir.exists():
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log.info(f'Deleting case ({case_dir})')
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cp = sp.Popen(
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('cp', '-r', stl_in, stl_dir),
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stderr=sp.PIPE,
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text=True,
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)
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code = cp.wait()
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if cp.returncode != 0:
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log.error(f'Error while copying stl ({stl_in} -> {stl_dir})')
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log.error(cp.stderr.read()[:-1])
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sys.exit(code)
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rm = sp.Popen(
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('rm', '-r', case_dir),
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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code = rm.wait()
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if code != 0:
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log.error(f'Error while deleting case ({case_dir})')
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log.error(rm.stderr)
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sys.exit(code)
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log.info(f'Copying case ({input_dir} -> {case_dir})')
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cp = sp.run(
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('cp', '-r', input_dir, case_dir),
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capture_output=False,
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)
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if cp.returncode != 0:
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log.error(f'Error while copying case ({input_dir} -> {case_dir})')
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log.error(cp.stderr)
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sys.exit(cp.returncode)
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if config.getboolean('stl', 'copy', fallback=False):
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stl_dir = case_dir.joinpath('constant', 'triSurface')
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if stl_dir.exists():
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log.info(f'Deleting stl directory ({stl_dir})')
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rm = sp.Popen(
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('rm', '-r', stl_dir),
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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code = rm.wait()
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if code != 0:
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log.error(f'Error while deleting stl ({stl_dir})')
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log.error(rm.stderr.read())
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sys.exit(code)
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stl_in = Path(config.get('stl', 'from')).expanduser()
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log.info(f'Copying stl directory ({stl_in} -> {stl_dir})')
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cp = sp.Popen(
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('cp', '-r', stl_in, stl_dir),
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stderr=sp.PIPE,
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text=True,
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)
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code = cp.wait()
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if cp.returncode != 0:
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log.error(f'Error while copying stl ({stl_in} -> {stl_dir})')
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log.error(cp.stderr.read()[:-1])
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sys.exit(code)
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if config.getboolean('blockMesh', 'enable', fallback=False):
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log.info('Running blockMesh')
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blockmesh_log = logging.getLogger('blockMesh')
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proc = sp.Popen(
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('blockMesh'),
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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blockmesh_log.info(line[:-1])
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for line in proc.stderr:
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blockmesh_log.error(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('blockMesh failed')
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sys.exit(code)
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log.info(f'blockMesh finished successfully')
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if config.getboolean('snappyHexMesh', 'enable', fallback=False):
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log.info('Running snappyHexMesh')
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snappy_log = logging.getLogger('snappyHexMesh')
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proc = sp.Popen(
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('snappyHexMesh', '-overwrite'),
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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snappy_log.info(line[:-1])
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for line in proc.stderr:
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snappy_log.error(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('snappyHexMesh failed')
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sys.exit(code)
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log.info(f'snappyHexMesh finished successfully')
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log.info('Copying 0.org -> 0')
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cp = sp.run(
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('cp', '-r',
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case_dir.joinpath('0.org'),
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case_dir.joinpath('0'),
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),
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capture_output=False,
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)
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if cp.returncode != 0:
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log.error(f'Error while copying 0.org -> 0')
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log.error(cp.stderr)
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sys.exit(cp.returncode)
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if config.getboolean('setFields', 'enable', fallback=False):
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log.info('Running setFields')
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setfields_log = logging.getLogger('setFields')
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proc = sp.Popen(
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('setFields'),
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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setfields_log.info(line[:-1])
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for line in proc.stderr:
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setfields_log.info(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('setFields failed')
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sys.exit(code)
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log.info(f'setFields finished successfully')
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if config.getboolean('olaFlow', 'enable', fallback=False):
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cmd = ('olaFlow')
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if config.getboolean('parallel', 'enable', fallback=False):
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cmd = (
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'mpirun',
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'-np', config.get('parallel', 'threads'),
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'olaFlow', '-parallel'
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)
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decpar_log = logging.getLogger('decomposePar')
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proc = sp.Popen(
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('decomposePar'),
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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decpar_log.info(line[:-1])
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for line in proc.stderr:
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decpar_log.error(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('decomposePar failed')
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sys.exit(code)
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log.info(f'decomposePar finished successfully')
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log.info('Running olaFlow')
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olaflow_log = logging.getLogger('olaFlow')
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proc = sp.Popen(
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cmd,
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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olaflow_log.info(line[:-1])
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for line in proc.stderr:
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olaflow_log.error(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('olaFlow failed')
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sys.exit(code)
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log.info(f'olaFlow finished successfully')
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if config.getboolean('parallel', 'enable', fallback=False) \
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and config.getboolean('reconstructPar', 'enable', fallback=False):
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recpar_log = logging.getLogger('reconstructPar')
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proc = sp.Popen(
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('reconstructPar'),
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cwd=case_dir,
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stdout=sp.PIPE,
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stderr=sp.PIPE,
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text=True,
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)
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for line in proc.stdout:
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recpar_log.info(line[:-1])
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for line in proc.stderr:
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recpar_log.error(line[:-1])
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code = proc.wait()
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if code != 0:
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log.error('reconstructPar failed')
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sys.exit(code)
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log.info(f'reconstructPar finished successfully')
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log.info(f'Deleting processor directories')
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for proc_dir in case_dir.glob(r'processor*'):
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log.info(f'Deleting {proc_dir}')
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rm = sp.run(
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('rm', '-r', proc_dir),
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capture_output=False,
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)
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if rm.returncode != 0:
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log.error(f'Error while deleting processor ({proc_dir})')
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log.error(rm.stderr)
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sys.exit(rm.returncode)
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_t1 = time()
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log.info(f'Program ended successfully after {timedelta(seconds=_t1-_t0)}')
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