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#!/usr/bin/env python3
#
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# Security Response Tool Implementation
#
# Copyright (C) 2017-2018 Wind River Systems
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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.
import json
import os
import sys
import argparse
from datetime import datetime, date, timedelta
import sqlite3
import re
import subprocess
# load the srt.sqlite schema indexes
if os.path.isdir('bin'):
dir_path = 'bin'
else:
dir_path = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
sys.path.insert(0, dir_path)
from common.srt_schema import ORM
# Setup:
verbose = False
is_trial = False
#######################################################################
# Helper Routines
# stamp = ['d|W',directory,timestamp]
#
def backup_list():
def sort_key(elem):
return elem[0]+elem[2]
stamps = []
for directory in os.listdir(os.path.join(srtool_basepath, 'backups')):
prefix = 'W' if 10 < len(directory) else 'd'
directory = os.path.join(srtool_basepath, 'backups', directory)
with open(os.path.join(directory,'timestamp.txt'), 'r') as file:
line = file.read().strip()
#print("DIR=%s,%s" % (directory,line))
stamps.append([prefix, directory, line])
# Add the current database (now)
prefix = 'n'
directory = srtool_basepath
statinfo = os.stat(os.path.join(directory, 'srt.sqlite'))
mod_timestamp = datetime.fromtimestamp(statinfo.st_mtime)
stamp_str = mod_timestamp.strftime('%Y-%m-%d %H:%M:%S | %A, %B %d %Y')
stamps.append([prefix, directory, stamp_str])
# Sort my time and return
stamps.sort(key=sort_key)
return stamps
def run_command(cmnd):
print("Command:%s" % cmnd)
if not is_trial:
p = subprocess.Popen(cmnd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
for line in p.stdout.readlines():
if 0 < line.find(b'\r'):
continue
print(line)
retval = p.wait()
#######################################################################
# init_timestamps
#
def init_timestamps():
backup_dir = os.path.join(srtool_basepath, 'backups')
for directory in os.listdir(backup_dir):
directory = os.path.join(backup_dir, directory)
statinfo = os.stat(os.path.join(directory, 'srt.sqlite'))
mod_timestamp = datetime.fromtimestamp(statinfo.st_mtime)
stamp_str = mod_timestamp.strftime('%Y-%m-%d %H:%M:%S | %A, %B %d %Y')
with open(os.path.join(directory,'timestamp.txt'), 'w') as file:
file.write('%s\n' % stamp_str)
print("DIR=%s,%s" % (directory,mod_timestamp.strftime('%Y-%m-%d %H:%M:%S | %A, %B %d %Y')))
#######################################################################
# list_history
#
def list_history():
stamps = backup_list()
for stamp in stamps:
print("DIR=%s,%-14s,%s" % (stamp[0],os.path.basename(stamp[1]),stamp[2]))
#######################################################################
# trace
#
def trace(item):
stamps = backup_list()
for stamp in stamps:
srtDbName = os.path.join(stamp[1],'srt.sqlite')
#print("db=%s" % srtDbName)
stamp_date = re.sub(' .*','',stamp[2])
stamp_day = re.sub('.*\| ','',stamp[2])
stamp_day = re.sub(',.*','',stamp_day)
stamp_text = '%s,%-9s %8s' % (stamp[0],stamp_day,stamp_date)
conn = sqlite3.connect(srtDbName)
cur = conn.cursor()
if item.startswith('CVE-'):
cur.execute('SELECT * FROM orm_cve WHERE name = "%s"' % item)
for cve in cur:
status = ORM.get_orm_string(cve[ORM.CVE_STATUS],ORM.STATUS_STR)
print("%s] %-16s, %s, %s %s , %s %s " % (stamp_text, cve[ORM.CVE_NAME], status, cve[ORM.CVE_CVSSV3_BASESCORE],cve[ORM.CVE_CVSSV3_BASESEVERITY],cve[ORM.CVE_CVSSV2_BASESCORE],cve[ORM.CVE_CVSSV2_SEVERITY]))
conn.close()
#######################################################################
# replay_nist
#
def replay_nist():
stamps = backup_list()
# Read base database
for i,stamp in enumerate(stamps):
print("%2d: [%s]%s" % (i+1,stamp[0],stamp[2]))
index = input("Which backup? ")
if not index:
return
try:
index = int(index)
except:
print("Not a number '%s'" % index)
return
if (index>=1) and (index<len(stamps)):
print("You selected base:%s " % stamps[index-1][2])
else:
print("Out of range '%d'" % index)
return
# Read replay database
for i,stamp in enumerate(stamps):
print("%2d: [%s]%s" % (i+1,stamp[0],stamp[2]))
replay_index = input("Which backup? ")
if not replay_index:
return
try:
replay_index = int(replay_index)
except:
print("Not a number '%s'" % replay_index)
return
if (replay_index>=1) and (replay_index<len(stamps)):
print("You selected replay:%s " % stamps[replay_index-1][2])
else:
print("Out of range '%d'" % replay_index)
return
# Stop the SRTool server
cmnd = './bin/srt_stop.sh'
run_command(cmnd)
# Create restore backup
srtDbName = os.path.join(srtool_basepath, 'srt.sqlite')
restore_db = os.path.join(srtool_basepath, 'srt.sqlite.restore')
if not os.path.isfile(restore_db):
cmnd = 'cp %s %s' % (srtDbName,restore_db)
run_command(cmnd)
# Copy in the replay database
cmnd = 'cp %s/srt.sqlite .' % stamps[index-1][1]
run_command(cmnd)
# Replay the NIST data
# cmnd = "bin/nist/srtool_nist.py --update_nist --source='NIST 2019' --file=%s/data/nvdcve-1.0-2019.json --url-file=nvdcve-1.0-2019.json.gz --url-meta=nvdcve-1.0-2019.meta --force --force-cache" % stamps[replay_index-1][1]
cmnd = "bin/nist/srtool_nist.py --update_nist_incremental --source='NIST Modified Data' --file=%s/data/nvdcve-1.0-modified.json --url-file=nvdcve-1.0-modified.json.gz --url-meta=nvdcve-1.0-modified.meta --force --force-cache" % stamps[replay_index-1][1]
run_command(cmnd)
# Restart the SRTool server
cmnd = './bin/srt_start.sh'
run_command(cmnd)
#######################################################################
# restore
#
def restore():
srtDbName = os.path.join(srtool_basepath, 'srt.sqlite')
restore_db = os.path.join(srtool_basepath, 'srt.sqlite.restore')
if os.path.isfile(restore_db):
cmnd = 'cp %s %s' % (restore_db,srtDbName)
run_command(cmnd)
else:
print("No restore database found")
#######################################################################
# main loop
#
def main(argv):
global verbose
global is_trial
parser = argparse.ArgumentParser(description='history.py: manage the history database')
parser.add_argument('--init-timestamps', '-I', action='store_const', const='init_timestamps', dest='command', help='Initialize the backup directory timestamps')
parser.add_argument('--list-history', '-l', action='store_const', const='list_history', dest='command', help='List the backup directory timestamps')
parser.add_argument('--trace', '-t', dest='trace', help='Trace an item')
parser.add_argument('--replay-nist', '-r', action='store_const', const='replay_nist', dest='command', help='Replay NIST update')
parser.add_argument('--restore', '-R', action='store_const', const='restore', dest='command', help='Restore database')
parser.add_argument('--verbose', '-v', action='store_true', dest='verbose', help='Verbose output')
parser.add_argument('--trial', '-T', action='store_true', dest='is_trial', help='Verbose output')
args = parser.parse_args()
verbose = args.verbose
is_trial = args.is_trial
if 'init_timestamps' == args.command:
init_timestamps()
elif 'list_history' == args.command:
list_history()
elif args.trace:
trace(args.trace)
elif 'replay_nist' == args.command:
replay_nist()
elif 'restore' == args.command:
restore()
if __name__ == '__main__':
srtool_basepath = os.path.dirname(os.path.abspath(sys.argv[0]))
main(sys.argv[1:])
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