glibc/benchtests/scripts/validate_benchout.py

87 lines
2.5 KiB
Python
Executable File

#!/usr/bin/python
# Copyright (C) 2014-2017 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
#
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# The GNU C Library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <http://www.gnu.org/licenses/>.
"""Benchmark output validator
Given a benchmark output file in json format and a benchmark schema file,
validate the output against the schema.
"""
from __future__ import print_function
import json
import sys
import os
try:
import import_bench as bench
except ImportError:
print('Import Error: Output will not be validated.')
# Return success because we don't want the bench target to fail just
# because the jsonschema module was not found.
sys.exit(os.EX_OK)
def print_and_exit(message, exitcode):
"""Prints message to stderr and returns the exit code.
Args:
message: The message to print
exitcode: The exit code to return
Returns:
The passed exit code
"""
print(message, file=sys.stderr)
return exitcode
def main(args):
"""Main entry point
Args:
args: The command line arguments to the program
Returns:
0 on success or a non-zero failure code
Exceptions:
Exceptions thrown by validate_bench
"""
if len(args) != 2:
return print_and_exit("Usage: %s <bench.out file> <bench.out schema>"
% sys.argv[0], os.EX_USAGE)
try:
bench.parse_bench(args[0], args[1])
except IOError as e:
return print_and_exit("IOError(%d): %s" % (e.errno, e.strerror),
os.EX_OSFILE)
except bench.validator.ValidationError as e:
return print_and_exit("Invalid benchmark output: %s" % e.message,
os.EX_DATAERR)
except bench.validator.SchemaError as e:
return print_and_exit("Invalid schema: %s" % e.message, os.EX_DATAERR)
print("Benchmark output in %s is valid." % args[0])
return os.EX_OK
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))