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2024-03-22 14:26:59 -07:00

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Python

# CHIPSEC: Platform Security Assessment Framework
# Copyright (c) 2018-2021, Intel Corporation
#
# This program 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; Version 2.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# Contact information:
# chipsec@intel.com
#
"""
>>> chipsec_util deltas <previous> <current> [out-format] [out-name]
out-format - JSON | XML
out-name - Output file name
Example:
>>> chipsec_util deltas run1.json run2.json
"""
from time import time
from argparse import ArgumentParser
from chipsec.command import BaseCommand, toLoad
import chipsec.library.result_deltas
from chipsec.library.options import Options
class DeltasCommand(BaseCommand):
def requirements(self) -> toLoad:
return toLoad.Nil
def parse_arguments(self) -> None:
options = Options()
try:
default_format = options.get_section_data('Util_Config','log_output_deltas_format')
default_out_file = options.get_section_data('Util_Config','deltas_output_file')
except Exception:
default_format = 'JSON'
default_out_file = 'log_output_deltas.json'
parser = ArgumentParser(usage=__doc__)
parser.add_argument('_prev_log', metavar='<previous>', help='previous log file')
parser.add_argument('_cur_log', metavar='<current>', help='current log file')
parser.add_argument('_out_format', nargs='?', choices=['JSON', 'XML'], default=default_format, help='output format')
parser.add_argument('_out_name', nargs='?', default=default_out_file, help='output filename')
parser.parse_args(self.argv, namespace=self)
def run(self) -> None:
start_time = time()
# Read files and determine deltas
previous = chipsec.library.result_deltas.get_json_results(self._prev_log)
current = chipsec.library.result_deltas.get_json_results(self._cur_log)
if previous is None or current is None:
self.logger.log_error('Unable to process JSON log files.')
return
deltas = chipsec.library.result_deltas.compute_result_deltas(previous, current)
# Generate output file here...
if self._out_name:
if self._out_format == 'JSON':
chipsec.library.result_deltas.log_deltas_json(deltas, self._out_name)
elif self._out_format.upper() == 'XML':
chipsec.library.result_deltas.log_deltas_xml(deltas, self._out_name)
else:
self.logger.log_error(f'Output log format not supported: {self._out_format}')
# Display the results
chipsec.library.result_deltas.display_deltas(deltas, True, start_time)
return
commands = {'deltas': DeltasCommand}