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autopsy-flatpak/test/script/regression.py
Oliver Spohngellert 8873e02ca9 Got rid of print statement.
2016-05-02 11:42:43 -04:00

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#!/usr/bin/python
# -*- coding: utf_8 -*-
# Autopsy Forensic Browser
#
# Copyright 2013 Basis Technology Corp.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from tskdbdiff import TskDbDiff, TskDbDiffException
import codecs
import datetime
import logging
import os
import re
import shutil
import socket
import sqlite3
import subprocess
import sys
from sys import platform as _platform
import time
import traceback
import xml
from time import localtime, strftime
from xml.dom.minidom import parse, parseString
import smtplib
import re
import zipfile
import zlib
from regression_utils import *
import shutil
import ntpath
import glob
#
# Please read me...
#
# This is the regression testing Python script.
# It uses an ant command to run build.xml for RegressionTest.java
#
# The code is cleanly sectioned and commented.
# Please follow the current formatting.
# It is a long and potentially confusing script.
#
# Variable, function, and class names are written in Python conventions:
# this_is_a_variable this_is_a_function() ThisIsAClass
#
#
# Data Definitions:
#
# pathto_X: A path to type X.
# ConfigFile: An XML file formatted according to the template in myconfig.xml
# ParsedConfig: A dom object that represents a ConfigFile
# SQLCursor: A cursor recieved from a connection to an SQL database
# Nat: A Natural Number
# Image: An image
#
# Enumeration of database types used for the simplification of generating database paths
DBType = enum('OUTPUT', 'GOLD', 'BACKUP')
# Common filename of the output and gold databases (although they are in different directories
DB_FILENAME = "autopsy.db"
# Backup database filename
BACKUP_DB_FILENAME = "autopsy_backup.db"
# Folder name for gold standard database testing
AUTOPSY_TEST_CASE = "AutopsyTestCase"
Day = 0
def usage():
print ("-f PATH single file")
print ("-r rebuild")
print ("-b run both compare and rebuild")
print ("-l PATH path to config file")
print ("-u Ignore unallocated space")
print ("-k Do not delete SOLR index")
print ("-o PATH path to output folder for Diff files")
print ("-v verbose mode")
print ("-e ARG Enable exception mode with given string")
print ("-h help")
#----------------------#
# Main #
#----------------------#
def main():
"""Parse the command-line arguments, create the configuration, and run the tests."""
args = Args()
parse_result = args.parse()
# The arguments were given wrong:
if not parse_result:
Errors.print_error("The arguments were given wrong")
exit(1)
test_config = TestConfiguration(args)
TestRunner.run_tests(test_config)
exit(0)
class TestRunner(object):
"""A collection of functions to run the regression tests."""
def run_tests(test_config):
"""Run the tests specified by the main TestConfiguration.
Executes the AutopsyIngest for each image and dispatches the results based on
the mode (rebuild or testing)
"""
# get list of test images to process
test_data_list = [ TestData(image, test_config) for image in test_config.images ]
Reports.html_add_images(test_config.html_log, test_config.images)
# Test each image
gold_exists = False
logres =[]
for test_data in test_data_list:
Errors.clear_print_logs()
if not (test_config.args.rebuild or os.path.exists(test_data.gold_archive)):
msg = "Gold standard doesn't exist, skipping image:"
Errors.print_error(msg)
Errors.print_error(test_data.gold_archive)
continue
# At least one test has gold
gold_exists = True
# Analyze the given image
TestRunner._run_autopsy_ingest(test_data)
# Generate HTML report
Reports.write_html_foot(test_config.html_log)
# Either copy the data or compare the data or both
if test_config.args.rebuild:
TestRunner.rebuild(test_data)
elif test_config.args.both:
logres.append(TestRunner._compare_results(test_data))
TestRunner.rebuild(test_data)
else:
logres.append(TestRunner._compare_results(test_data))
test_data.printout = Errors.printout
test_data.printerror = Errors.printerror
# give solr process time to die.
time.sleep(10)
TestRunner._cleanup(test_data)
if not gold_exists:
Errors.print_error("No image had any gold; Regression did not run")
exit(1)
if not all([ test_data.overall_passed for test_data in test_data_list ]):
html = open(test_config.html_log)
Errors.add_errors_out(html.name)
html.close()
sys.exit(1)
def _run_autopsy_ingest(test_data):
"""Run Autopsy ingest for the image in the given TestData.
Also generates the necessary logs for rebuilding or diff.
Args:
test_data: the TestData to run the ingest on.
"""
if image_type(test_data.image_file) == IMGTYPE.UNKNOWN:
Errors.print_error("Error: Image type is unrecognized:")
Errors.print_error(test_data.image_file + "\n")
return
logging.debug("--------------------")
logging.debug(test_data.image_name)
logging.debug("--------------------")
TestRunner._run_ant(test_data)
time.sleep(2) # Give everything a second to process
# exit if .db was not created
if not file_exists(test_data.get_db_path(DBType.OUTPUT)):
Errors.print_error("Autopsy did not run properly; No .db file was created")
sys.exit(1)
try:
# Dump the database before we diff or use it for rebuild
TskDbDiff.dump_output_db(test_data.get_db_path(DBType.OUTPUT), test_data.get_db_dump_path(DBType.OUTPUT),
test_data.get_sorted_data_path(DBType.OUTPUT))
except sqlite3.OperationalError as e:
Errors.print_error("Ingest did not run properly.\nMake sure no other instances of Autopsy are open and try again.")
sys.exit(1)
# merges logs into a single log for later diff / rebuild
copy_logs(test_data)
Logs.generate_log_data(test_data)
TestRunner._handle_solr(test_data)
TestRunner._handle_exception(test_data)
#TODO: figure out return type of _compare_results(logres)
def _compare_results(test_data):
"""Compare the results of the output to the gold standard.
Args:
test_data: the TestData
Returns:
logres?
"""
# Setup the gold file
TestRunner._setup_gold(test_data)
# Look for core exceptions
# @@@ Should be moved to TestResultsDiffer, but it didn't know about logres -- need to look into that
logres = Logs.search_common_log("TskCoreException", test_data)
# Compare output with gold and display results
TestResultsDiffer.run_diff(test_data)
print("Html report passed: ", test_data.html_report_passed)
print("Errors diff passed: ", test_data.errors_diff_passed)
print("DB diff passed: ", test_data.db_diff_passed)
# run time test only for the specific jenkins test
if test_data.main_config.timing:
print("Run time test passed: ", test_data.run_time_passed)
test_data.overall_passed = (test_data.html_report_passed and
test_data.errors_diff_passed and test_data.db_diff_passed)
# otherwise, do the usual
else:
test_data.overall_passed = (test_data.html_report_passed and
test_data.errors_diff_passed and test_data.db_diff_passed)
Reports.generate_reports(test_data)
if(not test_data.overall_passed):
diffFiles = [ f for f in os.listdir(test_data.output_path) if os.path.isfile(os.path.join(test_data.output_path,f)) ]
for f in diffFiles:
if f.endswith("Diff.txt"):
Errors.add_errors_out(os.path.join(test_data.output_path, f))
Errors.add_errors_out(test_data.common_log_path)
# Diff files are copied to user-specified folder for every ingested image test_data_list.
if test_data.main_config.args.copy_diff_files:
TestRunner._copy_diff_files(test_data)
return logres
def _setup_gold(test_data):
"""Extract gold archive file to output/gold/
and then copies gold txt files to the same location.
Args:
test_data: the TestData
"""
extrctr = zipfile.ZipFile(test_data.gold_archive, 'r', compression=zipfile.ZIP_DEFLATED)
extrctr.extractall(test_data.main_config.gold)
extrctr.close
time.sleep(2)
gold_dir = test_data.main_config.gold
for file in os.listdir(gold_dir):
if file.startswith(test_data.image_name) and file.endswith(".txt"):
src = os.path.join(gold_dir, file)
dst = os.path.join(gold_dir, test_data.image_name)
shutil.copy(src, dst)
time.sleep(2)
def _handle_solr(test_data):
"""Clean up SOLR index if not in keep mode (-k).
Args:
test_data: the TestData
"""
if not test_data.main_config.args.keep:
if clear_dir(test_data.solr_index):
print_report([], "DELETE SOLR INDEX", "Solr index deleted.")
else:
print_report([], "KEEP SOLR INDEX", "Solr index has been kept.")
def _copy_diff_files(test_data):
"""Copies the Diff-txt files from the output directory to a specified location
Args:
test_data: the TestData
"""
copied = False
for file in glob.glob(test_data.output_path + "/*-Diff.txt"):
# Eg. copies HTML-Report-Diff.txt to <Image-name>-HTML-Report-Diff.txt
shutil.copy(file, test_data.main_config.args.diff_files_output_folder +
"/" + test_data.image + "-" + os.path.basename(file))
copied = True
if not copied:
print_report([], "NO DIFF FILES COPIED FROM " + test_data.output_path, "")
else:
print_report([], "DIFF OUTPUT COPIED TO " + test_data.main_config.args.diff_files_output_folder, "")
def _handle_exception(test_data):
"""If running in exception mode, print exceptions to log.
Args:
test_data: the TestData
"""
if test_data.main_config.args.exception:
exceptions = search_logs(test_data.main_config.args.exception_string, test_data)
okay = ("No warnings or exceptions found containing text '" +
test_data.main_config.args.exception_string + "'.")
print_report(exceptions, "EXCEPTION", okay)
def rebuild(test_data):
"""Rebuild the gold standard with the given TestData.
Copies the test-generated database and html report files into the gold directory.
"""
test_config = test_data.main_config
image_name = test_data.image_name
errors = []
gold_dir = test_config.gold
image_dir = make_path(gold_dir, image_name)
clear_dir(image_dir)
dbinpth = test_data.get_db_path(DBType.OUTPUT)
dboutpth = make_path(image_dir, DB_FILENAME)
dataoutpth = make_path(gold_dir, image_name + "-BlackboardDump.txt")
dbdumpinpth = test_data.get_db_dump_path(DBType.OUTPUT)
dbdumpoutpth = make_path(gold_dir, image_name + "-DBDump.txt")
time_pth = make_path(gold_dir, image_name + "-Time.txt")
error_pth = make_path(gold_dir, image_name + "-Exceptions.txt")
# Copy files to gold
try:
shutil.copy(dbinpth, dboutpth)
if file_exists(test_data.get_sorted_data_path(DBType.OUTPUT)):
shutil.copy(test_data.get_sorted_data_path(DBType.OUTPUT), dataoutpth)
shutil.copy(dbdumpinpth, dbdumpoutpth)
shutil.copy(test_data.common_log_path, error_pth)
except IOError as e:
Errors.print_error(str(e))
print(str(e))
print(traceback.format_exc())
# Rebuild the HTML report
output_html_report_dir = test_data.get_html_report_path(DBType.OUTPUT)
gold_html_report_dir = make_path(image_dir, "Report")
try:
shutil.copytree(output_html_report_dir, gold_html_report_dir)
except OSError as e:
errors.append(e.error())
except Exception as e:
errors.append("Error: Unknown fatal error when rebuilding the gold html report.")
errors.append(str(e) + "\n")
print(traceback.format_exc())
# Rebuild the Run time report
if(test_data.main_config.timing):
file = open(time_pth, "w")
file.writelines(test_data.total_ingest_time)
file.close()
# Create the zip for the image
img_archive = make_path(gold_dir, image_name + "-archive.zip")
comprssr = zipfile.ZipFile(img_archive, 'w', compression=zipfile.ZIP_DEFLATED)
TestRunner.zipdir(image_dir, comprssr)
comprssr.close()
del_dir(image_dir)
okay = "Successfully rebuilt all gold standards."
print_report(errors, "REBUILDING", okay)
def zipdir(path, zip):
fix_path = path.replace("\\","/")
for root, dirs, files in os.walk(fix_path):
for file in files:
relpath = os.path.relpath(os.path.join(root, file), os.path.join(fix_path, '..'))
zip.write(os.path.join(root, file), relpath)
def _run_ant(test_data):
"""Construct and run the ant build command for the given TestData.
Tests Autopsy by calling RegressionTest.java via the ant build file.
Args:
test_data: the TestData
"""
test_config = test_data.main_config
# Set up the directories
if dir_exists(test_data.output_path):
shutil.rmtree(test_data.output_path)
os.makedirs(test_data.output_path)
test_data.ant = ["ant"]
test_data.ant.append("-v")
test_data.ant.append("-f")
test_data.ant.append(os.path.join("..","..","Testing","build.xml"))
test_data.ant.append("regression-test")
test_data.ant.append("-l")
test_data.ant.append(test_data.antlog_dir)
test_data.ant.append("-Dimg_path=" + test_data.image_file)
test_data.ant.append("-Dknown_bad_path=" + test_config.known_bad_path)
test_data.ant.append("-Dkeyword_path=" + test_config.keyword_path)
test_data.ant.append("-Dnsrl_path=" + test_config.nsrl_path)
test_data.ant.append("-Dgold_path=" + test_config.gold)
test_data.ant.append("-Dout_path=" + make_local_path(test_data.output_path))
test_data.ant.append("-Dignore_unalloc=" + "%s" % test_config.args.unallocated)
test_data.ant.append("-Dtest.timeout=" + str(test_config.timeout))
Errors.print_out("Ingesting Image:\n" + test_data.image_file + "\n")
Errors.print_out("CMD: " + " ".join(test_data.ant))
Errors.print_out("Starting test...\n")
antoutpth = make_local_path(test_data.main_config.output_dir, "antRunOutput.txt")
antout = open(antoutpth, "a")
if SYS is OS.CYGWIN:
subprocess.call(test_data.ant, stdout=subprocess.PIPE)
elif SYS is OS.WIN:
theproc = subprocess.Popen(test_data.ant, shell = True, stdout=subprocess.PIPE)
theproc.communicate()
antout.close()
def _cleanup(test_data):
"""
Delete the additional files.
:param test_data:
:return:
"""
try:
os.remove(test_data.get_sorted_data_path(DBType.OUTPUT))
except:
pass
try:
os.remove(test_data.get_sorted_errors_path(DBType.OUTPUT))
except:
pass
try:
os.remove(test_data.get_db_dump_path(DBType.OUTPUT))
except:
pass
try:
os.remove(test_data.get_run_time_path(DBType.OUTPUT))
except:
pass
class TestData(object):
"""Container for the input and output of a single image.
Represents data for the test of a single image, including path to the image,
database paths, etc.
Attributes:
main_config: the global TestConfiguration
ant: a listof_String, the ant command for this TestData
image_file: a pathto_Image, the image for this TestData
image: a String, the image file's name
image_name: a String, the image file's name
output_path: pathto_Dir, the output directory for this TestData
autopsy_data_file: a pathto_File, the IMAGE_NAMEAutopsy_data.txt file
warning_log: a pathto_File, the AutopsyLogs.txt file
antlog_dir: a pathto_File, the antlog.txt file
test_dbdump: a pathto_File, the database dump, IMAGENAMEDump.txt
common_log_path: a pathto_File, the IMAGE_NAMECOMMON_LOG file
reports_dir: a pathto_Dir, the AutopsyTestCase/Reports folder
gold_data_dir: a pathto_Dir, the gold standard directory
gold_archive: a pathto_File, the gold standard archive
logs_dir: a pathto_Dir, the location where autopsy logs are stored
solr_index: a pathto_Dir, the locatino of the solr index
html_report_passed: a boolean, did the HTML report diff pass?
errors_diff_passed: a boolean, did the error diff pass?
db_diff_passed: a boolean, did the db diff pass?
run_time_passed: a boolean, did the run time test pass?
overall_passed: a boolean, did the test pass?
total_test_time: a String representation of the test duration
start_date: a String representation of this TestData's start date
end_date: a String representation of the TestData's end date
total_ingest_time: a String representation of the total ingest time
artifact_count: a Nat, the number of artifacts
artifact_fail: a Nat, the number of artifact failures
heap_space: a String representation of TODO
service_times: a String representation of TODO
autopsy_version: a String, the version of autopsy that was run
ingest_messages: a Nat, the number of ingest messages
indexed_files: a Nat, the number of files indexed during the ingest
indexed_chunks: a Nat, the number of chunks indexed during the ingest
printerror: a listof_String, the error messages printed during this TestData's test
printout: a listof_String, the messages pritned during this TestData's test
"""
def __init__(self, image, main_config):
"""Init this TestData with it's image and the test configuration.
Args:
image: the Image to be tested.
main_config: the global TestConfiguration.
"""
# Configuration Data
self.main_config = main_config
self.ant = []
self.image_file = str(image)
self.image = get_image_name(self.image_file)
self.image_name = self.image
# Directory structure and files
self.output_path = make_path(self.main_config.output_dir, self.image_name)
self.autopsy_data_file = make_path(self.output_path, self.image_name + "Autopsy_data.txt")
self.warning_log = make_local_path(self.output_path, "AutopsyLogs.txt")
self.antlog_dir = make_local_path(self.output_path, "antlog.txt")
self.test_dbdump = make_path(self.output_path, self.image_name +
"-DBDump.txt")
self.common_log_path = make_local_path(self.output_path, self.image_name + "-Exceptions.txt")
self.reports_dir = make_path(self.output_path, AUTOPSY_TEST_CASE, "Reports")
self.gold_data_dir = make_path(self.main_config.gold, self.image_name)
self.gold_archive = make_path(self.main_config.gold,
self.image_name + "-archive.zip")
self.logs_dir = make_path(self.output_path, "logs")
self.solr_index = make_path(self.output_path, AUTOPSY_TEST_CASE,
"ModuleOutput", "KeywordSearch")
# Results and Info
self.html_report_passed = False
self.errors_diff_passed = False
self.db_diff_passed = False
self.run_time_passed = False
self.overall_passed = False
# Ingest info
self.total_test_time = ""
self.start_date = ""
self.end_date = ""
self.total_ingest_time = ""
self.artifact_count = 0
self.artifact_fail = 0
self.heap_space = ""
self.service_times = ""
self.autopsy_version = ""
self.ingest_messages = 0
self.indexed_files = 0
self.indexed_chunks = 0
# Error tracking
self.printerror = []
self.printout = []
def ant_to_string(self):
string = ""
for arg in self.ant:
string += (arg + " ")
return string
def get_db_path(self, db_type):
"""Get the path to the database file that corresponds to the given DBType.
Args:
DBType: the DBType of the path to be generated.
"""
if(db_type == DBType.GOLD):
db_path = make_path(self.gold_data_dir, DB_FILENAME)
elif(db_type == DBType.OUTPUT):
db_path = make_path(self.main_config.output_dir, self.image_name, AUTOPSY_TEST_CASE, DB_FILENAME)
else:
db_path = make_path(self.main_config.output_dir, self.image_name, AUTOPSY_TEST_CASE, BACKUP_DB_FILENAME)
return db_path
def get_html_report_path(self, html_type):
"""Get the path to the HTML Report folder that corresponds to the given DBType.
Args:
DBType: the DBType of the path to be generated.
"""
if(html_type == DBType.GOLD):
return make_path(self.gold_data_dir, "Report")
else:
# Autopsy creates an HTML report folder in the form AutopsyTestCase DATE-TIME
# It's impossible to get the exact time the folder was created, but the folder
# we are looking for is the only one in the self.reports_dir folder
html_path = ""
for fs in os.listdir(self.reports_dir):
html_path = make_path(self.reports_dir, fs)
if os.path.isdir(html_path):
break
return make_path(html_path, os.listdir(html_path)[0])
def get_sorted_data_path(self, file_type):
"""Get the path to the BlackboardDump file that corresponds to the given DBType.
Args:
file_type: the DBType of the path to be generated
"""
return self._get_path_to_file(file_type, "-BlackboardDump.txt")
def get_sorted_errors_path(self, file_type):
"""Get the path to the Exceptions (SortedErrors) file that corresponds to the given
DBType.
Args:
file_type: the DBType of the path to be generated
"""
return self._get_path_to_file(file_type, "-Exceptions.txt")
def get_db_dump_path(self, file_type):
"""Get the path to the DBDump file that corresponds to the given DBType.
Args:
file_type: the DBType of the path to be generated
"""
return self._get_path_to_file(file_type, "-DBDump.txt")
def get_run_time_path(self, file_type):
"""Get the path to the run time storage file."
"""
return self._get_path_to_file(file_type, "-Time.txt")
def _get_path_to_file(self, file_type, file_name):
"""Get the path to the specified file with the specified type.
Args:
file_type: the DBType of the path to be generated
file_name: a String, the filename of the path to be generated
"""
full_filename = self.image_name + file_name
if(file_type == DBType.GOLD):
return make_path(self.gold_data_dir, full_filename)
else:
return make_path(self.output_path, full_filename)
class TestConfiguration(object):
"""Container for test configuration data.
The Master Test Configuration. Encapsulates consolidated high level input from
config XML file and command-line arguments.
Attributes:
args: an Args, the command line arguments
output_dir: a pathto_Dir, the output directory
input_dir: a pathto_Dir, the input directory
gold: a pathto_Dir, the gold directory
img_gold: a pathto_Dir, the temp directory where gold images are unzipped to
csv: a pathto_File, the local csv file
global_csv: a pathto_File, the global csv file
html_log: a pathto_File
known_bad_path:
keyword_path:
nsrl_path:
build_path: a pathto_File, the ant build file which runs the tests
autopsy_version:
ingest_messages: a Nat, number of ingest messages
indexed_files: a Nat, the number of indexed files
indexed_chunks: a Nat, the number of indexed chunks
timer:
images: a listof_Image, the images to be tested
timeout: a Nat, the amount of time before killing the test
ant: a listof_String, the ant command to run the tests
jenkins: a boolean, is this test running through a Jenkins job?
timing: are we doing a running time test?
"""
def __init__(self, args):
"""Inits TestConfiguration and loads a config file if available.
Args:
args: an Args, the command line arguments.
"""
self.args = args
# Paths:
self.output_parent_dir = make_path("..", "output", "results")
if not dir_exists(self.output_parent_dir):
os.chdir('..')
os.makedirs(wgetcwd().decode("utf-8") + "/output/results")
os.chdir('script')
self.output_dir = ""
self.input_dir = make_local_path("..","input")
self.gold = make_path("..", "output", "gold")
# Logs:
self.csv = ""
self.global_csv = ""
self.html_log = ""
# Ant info:
self.known_bad_path = make_path(self.input_dir, "notablehashes.txt-md5.idx")
self.keyword_path = make_path(self.input_dir, "notablekeywords.xml")
self.nsrl_path = make_path(self.input_dir, "nsrl.txt-md5.idx")
self.build_path = make_path("..", "build.xml")
# Infinite Testing info
timer = 0
self.images = []
self.jenkins = False
self.timing = False
# Set the timeout to something huge
# The entire tester should not timeout before this number in ms
# However it only seems to take about half this time
# And it's very buggy, so we're being careful
self.timeout = 24 * 60 * 60 * 1000 * 1000
if not self.args.single:
self._load_config_file(self.args.config_file)
else:
self.images.append(self.args.single_file)
self._init_logs()
def _load_config_file(self, config_file):
"""Updates this TestConfiguration's attributes from the config file.
Initializes this TestConfiguration by iterating through the XML config file
command-line argument. Populates self.images and optional email configuration
Args:
config_file: ConfigFile - the configuration file to load
"""
try:
count = 0
parsed_config = parse(config_file)
logres = []
counts = {}
if parsed_config.getElementsByTagName("indir"):
self.input_dir = parsed_config.getElementsByTagName("indir")[0].getAttribute("value").encode().decode("utf_8")
if parsed_config.getElementsByTagName("outdir"):
self.output_parent_dir = parsed_config.getElementsByTagName("outdir")[0].getAttribute("value").encode().decode("utf_8")
if parsed_config.getElementsByTagName("global_csv"):
self.global_csv = parsed_config.getElementsByTagName("global_csv")[0].getAttribute("value").encode().decode("utf_8")
self.global_csv = make_local_path(self.global_csv)
if parsed_config.getElementsByTagName("golddir"):
self.gold = parsed_config.getElementsByTagName("golddir")[0].getAttribute("value").encode().decode("utf_8")
if parsed_config.getElementsByTagName("timing"):
self.timing = parsed_config.getElementsByTagName("timing")[0].getAttribute("value").encode().decode("utf_8")
self._init_imgs(parsed_config)
self._init_build_info(parsed_config)
except IOError as e:
msg = "There was an error loading the configuration file.\n"
msg += "\t" + str(e)
logging.critical(traceback.format_exc())
print(traceback.format_exc())
def _init_logs(self):
"""Setup output folder, logs, and reporting infrastructure."""
if not dir_exists(self.output_parent_dir):
os.makedirs(self.output_parent_dir)
self.output_dir = make_path(self.output_parent_dir, time.strftime("%Y.%m.%d-%H.%M.%S"))
os.makedirs(self.output_dir)
self.csv = make_local_path(self.output_dir, "CSV.txt")
self.html_log = make_path(self.output_dir, "AutopsyTestCase.html")
log_name = self.output_dir + "\\regression.log"
logging.basicConfig(filename=log_name, level=logging.DEBUG)
def _init_build_info(self, parsed_config):
"""Initializes paths that point to information necessary to run the AutopsyIngest."""
build_elements = parsed_config.getElementsByTagName("build")
if build_elements:
build_element = build_elements[0]
build_path = build_element.getAttribute("value").encode().decode("utf_8")
self.build_path = build_path
def _init_imgs(self, parsed_config):
"""Initialize the list of images to run tests on. Logical file set also included."""
for element in parsed_config.getElementsByTagName("image"):
value = element.getAttribute("value").encode().decode("utf_8")
print ("Image in Config File: " + value)
if file_exists(value) or dir_exists(value):
self.images.append(value)
else:
msg = "File: " + value + " doesn't exist"
Errors.print_error(msg)
image_count = len(self.images)
# Sanity check to see if there are obvious gold images that we are not testing
if not dir_exists(self.gold):
Errors.print_error("Gold folder does not exist")
sys.exit(1)
gold_count = 0
for file in os.listdir(self.gold):
if not(file == 'tmp'):
gold_count+=1
if (image_count > gold_count):
print("******Alert: There are more input images than gold standards, some images will not be properly tested.\n")
elif (image_count < gold_count):
print("******Alert: There are more gold standards than input images, this will not check all gold Standards.\n")
#-------------------------------------------------#
# Functions relating to comparing outputs #
#-------------------------------------------------#
class TestResultsDiffer(object):
"""Compares results for a single test."""
def run_diff(test_data):
"""Compares results for a single test.
Args:
test_data: the TestData to use.
databaseDiff: TskDbDiff object created based off test_data
"""
try:
output_db = test_data.get_db_path(DBType.OUTPUT)
gold_db = test_data.get_db_path(DBType.GOLD)
output_dir = test_data.output_path
gold_bb_dump = test_data.get_sorted_data_path(DBType.GOLD)
gold_dump = test_data.get_db_dump_path(DBType.GOLD)
test_data.db_diff_passed = all(TskDbDiff(output_db, gold_db, output_dir=output_dir, gold_bb_dump=gold_bb_dump,
gold_dump=gold_dump).run_diff())
# Compare Exceptions
# replace is a fucntion that replaces strings of digits with 'd'
# this is needed so dates and times will not cause the diff to fail
replace = lambda file: re.sub(re.compile("\d"), "d", file)
output_errors = test_data.get_sorted_errors_path(DBType.OUTPUT)
gold_errors = test_data.get_sorted_errors_path(DBType.GOLD)
passed = TestResultsDiffer._compare_text(output_errors, gold_errors,
replace)
test_data.errors_diff_passed = passed
# Compare html output
gold_report_path = test_data.get_html_report_path(DBType.GOLD)
output_report_path = test_data.get_html_report_path(DBType.OUTPUT)
passed = TestResultsDiffer._html_report_diff(test_data)
test_data.html_report_passed = passed
# Compare time outputs
if test_data.main_config.timing:
old_time_path = test_data.get_run_time_path(DBType.GOLD)
passed = TestResultsDiffer._run_time_diff(test_data, old_time_path)
test_data.run_time_passed = passed
# Clean up tmp folder
del_dir(test_data.gold_data_dir)
except sqlite3.OperationalError as e:
Errors.print_error("Tests failed while running the diff:\n")
Errors.print_error(str(e))
except TskDbDiffException as e:
Errors.print_error(str(e))
except Exception as e:
Errors.print_error("Tests failed due to an error, try rebuilding or creating gold standards.\n")
Errors.print_error(str(e) + "\n")
print(traceback.format_exc())
def _compare_text(output_file, gold_file, process=None):
"""Compare two text files.
Args:
output_file: a pathto_File, the output text file
gold_file: a pathto_File, the input text file
pre-process: (optional) a function of String -> String that will be
called on each input file before the diff, if specified.
"""
if(not file_exists(output_file)):
return False
output_data = codecs.open(output_file, "r", "utf_8").read()
gold_data = codecs.open(gold_file, "r", "utf_8").read()
if process is not None:
output_data = process(output_data)
gold_data = process(gold_data)
if (not(gold_data == output_data)):
diff_path = os.path.splitext(os.path.basename(output_file))[0]
diff_path += "-Diff.txt"
diff_file = codecs.open(diff_path, "wb", "utf_8")
# Gold needs to be passed in before output.
dffcmdlst = ["diff", gold_file, output_file]
subprocess.call(dffcmdlst, stdout = diff_file)
Errors.add_errors_out(diff_path)
# create file path for gold files inside report output folder. In case of diff, both gold and current run
# Exception.txt files are available in the report output folder. Prefix Gold- is added to the filename.
gold_file_in_output_dir = output_file[:output_file.rfind("\\")] + "Gold-" + output_file[output_file.rfind("\\")+1:]
shutil.copy(gold_file, gold_file_in_output_dir)
return False
else:
return True
def _html_report_diff(test_data):
"""Compare the output and gold html reports. Diff util is used for this purpose.
Diff -r -N -x <non-textual files> --ignore-matching-lines <regex> <folder-location-1> <folder-location-2>
is executed.
Diff is recursively used to scan through the HTML report directories. Modify the <regex> to suit the needs.
Currently, the regex is set to match certain lines found on index.html and summary.html, and skip (read ignore)
them.
Diff returns 0 when there is no difference, 1 when there is difference, and 2 when there is trouble (trouble not
defined in the official documentation).
Args:
test_data TestData object which contains initialized report_paths.
Returns:
true, if the reports match, false otherwise.
"""
gold_report_path = test_data.get_html_report_path(DBType.GOLD)
output_report_path = test_data.get_html_report_path(DBType.OUTPUT)
try:
# Ensure gold is passed before output
(subprocess.check_output(["diff", '-r', '-N', '-x', '*.png', '-x', '*.ico', '--ignore-matching-lines',
'HTML Report Generated on \|Autopsy Report for case \|Case:\|Case Number:'
'\|Examiner:', gold_report_path, output_report_path]))
print_report("", "REPORT COMPARISON", "The test html reports matched the gold reports")
return True
except subprocess.CalledProcessError as e:
if e.returncode == 1:
Errors.print_error("Error Code: 1\nThe HTML reports did not match.")
diff_file = codecs.open(test_data.output_path + "\HTML-Report-Diff.txt", "wb", "utf_8")
diff_file.write(str(e.output.decode("utf-8")))
return False
if e.returncode == 2:
Errors.print_error("Error Code: 2\nTrouble executing the Diff Utility.")
diff_file = codecs.open(test_data.output_path + "\HTML-Report-Diff.txt", "wb", "utf_8")
diff_file.write(str(e.output.decode("utf-8")))
return False
except OSError as e:
e.print_error()
return False
except Exception as e:
Errors.print_error("Error: Unknown fatal error comparing reports.")
Errors.print_error(str(e) + "\n")
logging.critical(traceback.format_exc())
return False
def _run_time_diff(test_data, old_time_path):
""" Compare run times for this run, and the run previous.
Args:
test_data: the TestData
old_time_path: path to the log containing the run time from a previous test
"""
# read in time
file = open(old_time_path, "r")
line = file.readline()
oldtime = int(line[:line.find("ms")].replace(',', ''))
file.close()
# If we don't have a previous run time bail out here to
# avoid dividing by zero below.
if oldtime == 0:
return True
newtime = test_data.total_ingest_time
# write newtime to the file inside the report dir.
file = open(test_data.get_run_time_path(DBType.OUTPUT), "w")
file.writelines(newtime)
file.close()
newtime = int(newtime[:newtime.find("ms")].replace(',', ''))
# run the test, 5% tolerance
if oldtime * 1.05 >= newtime: # new run was faster
return True
else: # old run was faster
print("The last run took: " + str(oldtime))
print("This run took: " + str(newtime))
diff = ((newtime / oldtime) * 100) - 100
diff = str(diff)[:str(diff).find('.') + 3]
print("This run took " + diff + "% longer to run than the last run.")
return False
class Reports(object):
def generate_reports(test_data):
"""Generate the reports for a single test
Args:
test_data: the TestData
"""
Reports._generate_html(test_data)
if test_data.main_config.global_csv:
Reports._generate_csv(test_data.main_config.global_csv, test_data)
else:
Reports._generate_csv(test_data.main_config.csv, test_data)
if test_data.main_config.timing:
Reports._write_time(test_data)
def _generate_html(test_data):
"""Generate the HTML log file."""
# If the file doesn't exist yet, this is the first test_config to run for
# this test, so we need to make the start of the html log
html_log = test_data.main_config.html_log
if not file_exists(html_log):
Reports.write_html_head()
with open(html_log, "a") as html:
# The image title
title = "<h1><a name='" + test_data.image_name + "'>" + test_data.image_name + " \
<span>tested on <strong>" + socket.gethostname() + "</strong></span></a></h1>\
<h2 align='center'>\
<a href='#" + test_data.image_name + "-errors'>Errors and Warnings</a> |\
<a href='#" + test_data.image_name + "-info'>Information</a> |\
<a href='#" + test_data.image_name + "-general'>General Output</a> |\
<a href='#" + test_data.image_name + "-logs'>Logs</a>\
</h2>"
# The script errors found
if not test_data.overall_passed:
ids = 'errors1'
else:
ids = 'errors'
errors = "<div id='" + ids + "'>\
<h2><a name='" + test_data.image_name + "-errors'>Errors and Warnings</a></h2>\
<hr color='#FF0000'>"
# For each error we have logged in the test_config
for error in test_data.printerror:
# Replace < and > to avoid any html display errors
errors += "<p>" + error.replace("<", "&lt").replace(">", "&gt") + "</p>"
# If there is a \n, we probably want a <br /> in the html
if "\n" in error:
errors += "<br />"
errors += "</div>"
# Links to the logs
logs = "<div id='logs'>\
<h2><a name='" + test_data.image_name + "-logs'>Logs</a></h2>\
<hr color='#282828'>"
logs_path = test_data.logs_dir
for file in os.listdir(logs_path):
logs += "<p><a href='file:\\" + make_path(logs_path, file) + "' target='_blank'>" + file + "</a></p>"
logs += "</div>"
# All the testing information
info = "<div id='info'>\
<h2><a name='" + test_data.image_name + "-info'>Information</a></h2>\
<hr color='#282828'>\
<table cellspacing='5px'>"
# The individual elements
info += "<tr><td>Image Path:</td>"
info += "<td>" + test_data.image_file + "</td></tr>"
info += "<tr><td>Image Name:</td>"
info += "<td>" + test_data.image_name + "</td></tr>"
info += "<tr><td>test_config Output Directory:</td>"
info += "<td>" + test_data.main_config.output_dir + "</td></tr>"
info += "<tr><td>Autopsy Version:</td>"
info += "<td>" + test_data.autopsy_version + "</td></tr>"
info += "<tr><td>Heap Space:</td>"
info += "<td>" + test_data.heap_space + "</td></tr>"
info += "<tr><td>Test Start Date:</td>"
info += "<td>" + test_data.start_date + "</td></tr>"
info += "<tr><td>Test End Date:</td>"
info += "<td>" + test_data.end_date + "</td></tr>"
info += "<tr><td>Total Test Time:</td>"
info += "<td>" + test_data.total_test_time + "</td></tr>"
info += "<tr><td>Total Ingest Time:</td>"
info += "<td>" + test_data.total_ingest_time + "</td></tr>"
info += "<tr><td>Exceptions Count:</td>"
info += "<td>" + str(len(get_exceptions(test_data))) + "</td></tr>"
info += "<tr><td>Autopsy OutOfMemoryExceptions:</td>"
info += "<td>" + str(len(search_logs("OutOfMemoryException", test_data))) + "</td></tr>"
info += "<tr><td>Autopsy OutOfMemoryErrors:</td>"
info += "<td>" + str(len(search_logs("OutOfMemoryError", test_data))) + "</td></tr>"
info += "<tr><td>Tika OutOfMemoryErrors/Exceptions:</td>"
info += "<td>" + str(Reports._get_num_memory_errors("tika", test_data)) + "</td></tr>"
info += "<tr><td>Solr OutOfMemoryErrors/Exceptions:</td>"
info += "<td>" + str(Reports._get_num_memory_errors("solr", test_data)) + "</td></tr>"
info += "<tr><td>TskCoreExceptions:</td>"
info += "<td>" + str(len(search_log_set("autopsy", "TskCoreException", test_data))) + "</td></tr>"
info += "<tr><td>TskDataExceptions:</td>"
info += "<td>" + str(len(search_log_set("autopsy", "TskDataException", test_data))) + "</td></tr>"
info += "<tr><td>Ingest Messages Count:</td>"
info += "<td>" + str(test_data.ingest_messages) + "</td></tr>"
info += "<tr><td>Indexed Files Count:</td>"
info += "<td>" + str(test_data.indexed_files) + "</td></tr>"
info += "<tr><td>Indexed File Chunks Count:</td>"
info += "<td>" + str(test_data.indexed_chunks) + "</td></tr>"
info += "<tr><td>Out Of Disk Space:\
<p style='font-size: 11px;'>(will skew other test results)</p></td>"
info += "<td>" + str(len(search_log_set("autopsy", "Stopping ingest due to low disk space on disk", test_data))) + "</td></tr>"
info += "</table>\
</div>"
# For all the general print statements in the test_config
output = "<div id='general'>\
<h2><a name='" + test_data.image_name + "-general'>General Output</a></h2>\
<hr color='#282828'>"
# For each printout in the test_config's list
for out in test_data.printout:
output += "<p>" + out + "</p>"
# If there was a \n it probably means we want a <br /> in the html
if "\n" in out:
output += "<br />"
output += "</div>"
html.write(title)
html.write(errors)
html.write(info)
html.write(logs)
html.write(output)
def write_html_head(html_log):
"""Write the top of the HTML log file.
Args:
html_log: a pathto_File, the global HTML log
"""
with open(str(html_log), "a") as html:
head = "<html>\
<head>\
<title>AutopsyTesttest_config Output</title>\
</head>\
<style type='text/css'>\
body { font-family: 'Courier New'; font-size: 12px; }\
h1 { background: #444; margin: 0px auto; padding: 0px; color: #FFF; border: 1px solid #000; font-family: Tahoma; text-align: center; }\
h1 span { font-size: 12px; font-weight: 100; }\
h2 { font-family: Tahoma; padding: 0px; margin: 0px; }\
hr { width: 100%; height: 1px; border: none; margin-top: 10px; margin-bottom: 10px; }\
#errors { background: #CCCCCC; border: 1px solid #282828; color: #282828; padding: 10px; margin: 20px; }\
#errors1 { background: #CC0000; border: 1px solid #282828; color: #282828; padding: 10px; margin: 20px; }\
#info { background: #CCCCCC; border: 1px solid #282828; color: #282828; padding: 10px; margin: 20px; }\
#general { background: #CCCCCC; border: 1px solid #282828; color: #282828; padding: 10px; margin: 20px; }\
#logs { background: #CCCCCC; border: 1px solid #282828; color: #282828; padding: 10px; margin: 20px; }\
#errors p, #info p, #general p, #logs p { pading: 0px; margin: 0px; margin-left: 5px; }\
#info table td { color: ##282828; font-size: 12px; min-width: 225px; }\
#logs a { color: ##282828; }\
</style>\
<body>"
html.write(head)
def write_html_foot(html_log):
"""Write the bottom of the HTML log file.
Args:
html_log: a pathto_File, the global HTML log
"""
with open(html_log, "a") as html:
foot = "</body></html>"
html.write(foot)
def html_add_images(html_log, full_image_names):
"""Add all the image names to the HTML log.
Args:
full_image_names: a listof_String, each representing an image name
html_log: a pathto_File, the global HTML log
"""
# If the file doesn't exist yet, this is the first test_config to run for
# this test, so we need to make the start of the html log
if not file_exists(html_log):
Reports.write_html_head(html_log)
with open(html_log, "a") as html:
links = []
for full_name in full_image_names:
name = get_image_name(full_name)
links.append("<a href='#" + name + "'>" + name + "</a>")
html.write("<p align='center'>" + (" | ".join(links)) + "</p>")
def _generate_csv(csv_path, test_data):
"""Generate the CSV log file"""
# If the CSV file hasn't already been generated, this is the
# first run, and we need to add the column names
if not file_exists(csv_path):
Reports.csv_header(csv_path)
# Now add on the fields to a new row
with open(csv_path, "a") as csv:
# Variables that need to be written
vars = []
vars.append( test_data.image_file )
vars.append( test_data.image_name )
vars.append( test_data.main_config.output_dir )
vars.append( socket.gethostname() )
vars.append( test_data.autopsy_version )
vars.append( test_data.heap_space )
vars.append( test_data.start_date )
vars.append( test_data.end_date )
vars.append( test_data.total_test_time )
vars.append( test_data.total_ingest_time )
vars.append( test_data.service_times )
vars.append( str(len(get_exceptions(test_data))) )
vars.append( str(Reports._get_num_memory_errors("autopsy", test_data)) )
vars.append( str(Reports._get_num_memory_errors("tika", test_data)) )
vars.append( str(Reports._get_num_memory_errors("solr", test_data)) )
vars.append( str(len(search_log_set("autopsy", "TskCoreException", test_data))) )
vars.append( str(len(search_log_set("autopsy", "TskDataException", test_data))) )
vars.append( str(test_data.ingest_messages) )
vars.append( str(test_data.indexed_files) )
vars.append( str(test_data.indexed_chunks) )
vars.append( str(len(search_log_set("autopsy", "Stopping ingest due to low disk space on disk", test_data))) )
vars.append( make_local_path("gold", test_data.image_name, DB_FILENAME) )
vars.append( make_local_path("gold", test_data.image_name, "standard.html") )
vars.append( str(test_data.html_report_passed) )
vars.append( test_data.ant_to_string() )
# Join it together with a ", "
output = "|".join(vars)
output += "\n"
# Write to the log!
csv.write(output)
def csv_header(csv_path):
"""Generate the CSV column names."""
with open(csv_path, "w") as csv:
titles = []
titles.append("Image Path")
titles.append("Image Name")
titles.append("Output test_config Directory")
titles.append("Host Name")
titles.append("Autopsy Version")
titles.append("Heap Space Setting")
titles.append("Test Start Date")
titles.append("Test End Date")
titles.append("Total Test Time")
titles.append("Total Ingest Time")
titles.append("Service Times")
titles.append("Autopsy Exceptions")
titles.append("Autopsy OutOfMemoryErrors/Exceptions")
titles.append("Tika OutOfMemoryErrors/Exceptions")
titles.append("Solr OutOfMemoryErrors/Exceptions")
titles.append("TskCoreExceptions")
titles.append("TskDataExceptions")
titles.append("Ingest Messages Count")
titles.append("Indexed Files Count")
titles.append("Indexed File Chunks Count")
titles.append("Out Of Disk Space")
titles.append("Gold Database Name")
titles.append("Gold Report Name")
titles.append("Report Comparison")
titles.append("Ant Command Line")
output = "|".join(titles)
output += "\n"
csv.write(output)
def _write_time(test_data):
"""Write out the time ingest took. For jenkins purposes.
Copies the _time.txt file the the input dir.
Args:
test_data: the TestData
"""
filename = test_data.image + "_time.txt"
filepath = make_path(test_data.output_path, filename)
new_file = open(filepath, "w")
new_file.write(test_data.total_ingest_time)
new_file.close()
shutil.copy(new_file.name, make_path(test_data.main_config.input_dir, filename))
def _get_num_memory_errors(type, test_data):
"""Get the number of OutOfMemory errors and Exceptions.
Args:
type: a String representing the type of log to check.
test_data: the TestData to examine.
"""
return (len(search_log_set(type, "OutOfMemoryError", test_data)) +
len(search_log_set(type, "OutOfMemoryException", test_data)))
class Logs(object):
def generate_log_data(test_data):
"""Find and handle relevent data from the Autopsy logs.
Args:
test_data: the TestData whose logs to examine
"""
Logs._generate_common_log(test_data)
try:
Logs._fill_ingest_data(test_data)
except Exception as e:
Errors.print_error("Error: Unknown fatal error when filling test_config data.")
Errors.print_error(str(e) + "\n")
logging.critical(traceback.format_exc())
# If running in verbose mode (-v)
if test_data.main_config.args.verbose:
errors = Logs._report_all_errors()
okay = "No warnings or errors in any log files."
print_report(errors, "VERBOSE", okay)
def _generate_common_log(test_data):
"""Generate the common log, the log of all exceptions and warnings from
each log file generated by Autopsy.
Args:
test_data: the TestData to generate a log for
"""
try:
logs_path = test_data.logs_dir
common_log = codecs.open(test_data.common_log_path, "w", "utf_8")
warning_log = codecs.open(test_data.warning_log, "w", "utf_8")
rep_path = make_local_path(test_data.main_config.output_dir)
rep_path = rep_path.replace("\\\\", "\\")
for file in os.listdir(logs_path):
log = codecs.open(make_path(logs_path, file), "r", "utf_8")
try:
for line in log:
line = line.replace(rep_path, "test_data")
if line.startswith("SEVERE"):
common_log.write(file +": " + line)
except UnicodeDecodeError as e:
pass
log.close()
common_log.write("\n")
common_log.close()
srtcmdlst = ["sort", test_data.common_log_path, "-o", test_data.common_log_path]
subprocess.call(srtcmdlst)
except (OSError, IOError) as e:
Errors.print_error("Error: Unable to generate the common log.")
Errors.print_error(str(e) + "\n")
Errors.print_error(traceback.format_exc())
logging.critical(traceback.format_exc())
def _fill_ingest_data(test_data):
"""Fill the TestDatas variables that require the log files.
Args:
test_data: the TestData to modify
"""
try:
# Open autopsy.log.0
log_path = make_path(test_data.logs_dir, "autopsy.log.0")
log = open(log_path)
# Set the TestData start time based off the first line of autopsy.log.0
# *** If logging time format ever changes this will break ***
test_data.start_date = log.readline().split(" org.")[0]
# Set the test_data ending time based off the "create" time (when the file was copied)
test_data.end_date = time.ctime(os.path.getmtime(log_path))
except IOError as e:
Errors.print_error("Error: Unable to open autopsy.log.0.")
Errors.print_error(str(e) + "\n")
logging.warning(traceback.format_exc())
# Start date must look like: "Fri Mar 27 13:27:34 EDT 2015"
# End date must look like: "Mon Jul 16 13:02:42 2012"
# *** If logging time format ever changes this will break ***
start = datetime.datetime.strptime(test_data.start_date, "%a %b %d %H:%M:%S %Z %Y")
end = datetime.datetime.strptime(test_data.end_date, "%a %b %d %H:%M:%S %Y")
test_data.total_test_time = str(end - start)
try:
# Set Autopsy version, heap space, ingest time, and service times
version_line = search_logs("INFO: Application name: Autopsy, version:", test_data)[0]
test_data.autopsy_version = get_word_at(version_line, 5).rstrip(",")
test_data.heap_space = search_logs("Heap memory usage:", test_data)[0].rstrip().split(": ")[1]
ingest_line = search_logs("Ingest (including enqueue)", test_data)[0]
test_data.total_ingest_time = get_word_at(ingest_line, 6).rstrip()
message_line_count = find_msg_in_log_set("Ingest messages count:", test_data)
test_data.indexed_files = message_line_count
files_line_count = find_msg_in_log_set("Indexed files count:", test_data)
test_data.indexed_files = files_line_count
chunks_line_count = find_msg_in_log_set("Indexed file chunks count:", test_data)
test_data.indexed_chunks = chunks_line_count
except (OSError, IOError) as e:
Errors.print_error("Error: Unable to find the required information to fill test_config data.")
Errors.print_error(str(e) + "\n")
logging.critical(traceback.format_exc())
print(traceback.format_exc())
try:
service_lines = find_msg_in_log("autopsy.log.0", "to process()", test_data)
service_list = []
for line in service_lines:
words = line.split(" ")
# Kind of forcing our way into getting this data
# If this format changes, the tester will break
i = words.index("secs.")
times = words[i-4] + " "
times += words[i-3] + " "
times += words[i-2] + " "
times += words[i-1] + " "
times += words[i]
service_list.append(times)
test_data.service_times = "; ".join(service_list)
except (OSError, IOError) as e:
Errors.print_error("Error: Unknown fatal error when finding service times.")
Errors.print_error(str(e) + "\n")
logging.critical(traceback.format_exc())
def _report_all_errors():
"""Generate a list of all the errors found in the common log.
Returns:
a listof_String, the errors found in the common log
"""
try:
return get_warnings() + get_exceptions()
except (OSError, IOError) as e:
Errors.print_error("Error: Unknown fatal error when reporting all errors.")
Errors.print_error(str(e) + "\n")
logging.warning(traceback.format_exc())
def search_common_log(string, test_data):
"""Search the common log for any instances of a given string.
Args:
string: the String to search for.
test_data: the TestData that holds the log to search.
Returns:
a listof_String, all the lines that the string is found on
"""
results = []
log = codecs.open(test_data.common_log_path, "r", "utf_8")
for line in log:
if string in line:
results.append(line)
log.close()
return results
def print_report(errors, name, okay):
"""Print a report with the specified information.
Args:
errors: a listof_String, the errors to report.
name: a String, the name of the report.
okay: the String to print when there are no errors.
"""
if errors:
Errors.print_error("--------< " + name + " >----------")
for error in errors:
Errors.print_error(str(error))
Errors.print_error("--------< / " + name + " >--------\n")
else:
Errors.print_out("-----------------------------------------------------------------")
Errors.print_out("< " + name + " - " + okay + " />")
Errors.print_out("-----------------------------------------------------------------\n")
def get_exceptions(test_data):
"""Get a list of the exceptions in the autopsy logs.
Args:
test_data: the TestData to use to find the exceptions.
Returns:
a listof_String, the exceptions found in the logs.
"""
exceptions = []
logs_path = test_data.logs_dir
results = []
for file in os.listdir(logs_path):
if "autopsy.log" in file:
log = codecs.open(make_path(logs_path, file), "r", "utf_8")
ex = re.compile("\SException")
er = re.compile("\SError")
for line in log:
if ex.search(line) or er.search(line):
exceptions.append(line)
log.close()
return exceptions
def get_warnings(test_data):
"""Get a list of the warnings listed in the common log.
Args:
test_data: the TestData to use to find the warnings
Returns:
listof_String, the warnings found.
"""
warnings = []
common_log = codecs.open(test_data.warning_log, "r", "utf_8")
for line in common_log:
if "warning" in line.lower():
warnings.append(line)
common_log.close()
return warnings
def copy_logs(test_data):
"""Copy the Autopsy generated logs to output directory.
Args:
test_data: the TestData whose logs will be copied
"""
try:
# copy logs from autopsy case's Log folder
log_dir = os.path.join(test_data.output_path, AUTOPSY_TEST_CASE, "Log")
shutil.copytree(log_dir, test_data.logs_dir)
# copy logs from userdir0/var/log
log_dir = os.path.join("..", "..", "Testing","build","test","qa-functional","work","userdir0","var","log/")
for log in os.listdir(log_dir):
if log.find("log"):
new_name = log_dir + "userdir0." + log
log = log_dir + log
shutil.move(log, new_name)
shutil.copy(new_name, test_data.logs_dir)
shutil.move(new_name, log)
except OSError as e:
print_error(test_data,"Error: Failed to copy the logs.")
print_error(test_data,str(e) + "\n")
logging.warning(traceback.format_exc())
def setDay():
global Day
Day = int(strftime("%d", localtime()))
def getLastDay():
return Day
def getDay():
return int(strftime("%d", localtime()))
def newDay():
return getLastDay() != getDay()
#------------------------------------------------------------#
# Exception classes to manage "acceptable" thrown exceptions #
# versus unexpected and fatal exceptions #
#------------------------------------------------------------#
class FileNotFoundException(Exception):
"""
If a file cannot be found by one of the helper functions,
they will throw a FileNotFoundException unless the purpose
is to return False.
"""
def __init__(self, file):
self.file = file
self.strerror = "FileNotFoundException: " + file
def print_error(self):
Errors.print_error("Error: File could not be found at:")
Errors.print_error(self.file + "\n")
def error(self):
error = "Error: File could not be found at:\n" + self.file + "\n"
return error
class DirNotFoundException(Exception):
"""
If a directory cannot be found by a helper function,
it will throw this exception
"""
def __init__(self, dir):
self.dir = dir
self.strerror = "DirNotFoundException: " + dir
def print_error(self):
Errors.print_error("Error: Directory could not be found at:")
Errors.print_error(self.dir + "\n")
def error(self):
error = "Error: Directory could not be found at:\n" + self.dir + "\n"
return error
class Errors:
"""A class used to manage error reporting.
Attributes:
printout: a listof_String, the non-error messages that were printed
printerror: a listof_String, the error messages that were printed
email_attchs: a listof_pathto_File, the files to be attached to the
report email
"""
printout = []
printerror = []
errors_out = []
def print_out(msg):
"""Print out an informational message.
Args:
msg: a String, the message to be printed
"""
print(msg)
Errors.printout.append(msg)
def print_error(msg):
"""Print out an error message.
Args:
msg: a String, the error message to be printed.
"""
print(msg)
Errors.printerror.append(msg)
def clear_print_logs():
"""Reset the image-specific attributes of the Errors class."""
Errors.printout = []
Errors.printerror = []
def add_errors_out(path):
"""Add the given file to be an attachment for the report email
Args:
file: a pathto_File, the file to add
"""
Errors.errors_out.append(path)
class DiffResults(object):
"""Container for the results of the database diff tests.
Stores artifact, object, and attribute counts and comparisons generated by
TskDbDiff.
Attributes:
gold_attrs: a Nat, the number of gold attributes
output_attrs: a Nat, the number of output attributes
gold_objs: a Nat, the number of gold objects
output_objs: a Nat, the number of output objects
artifact_comp: a listof_String, describing the differences
attribute_comp: a listof_String, describing the differences
passed: a boolean, did the diff pass?
"""
def __init__(self, tsk_diff):
"""Inits a DiffResults
Args:
tsk_diff: a TskDBDiff
"""
self.gold_attrs = tsk_diff.gold_attributes
self.output_attrs = tsk_diff.autopsy_attributes
self.gold_objs = tsk_diff.gold_objects
self.output_objs = tsk_diff.autopsy_objects
self.artifact_comp = tsk_diff.artifact_comparison
self.attribute_comp = tsk_diff.attribute_comparison
self.gold_artifacts = len(tsk_diff.gold_artifacts)
self.output_artifacts = len(tsk_diff.autopsy_artifacts)
self.passed = tsk_diff.passed
def get_artifact_comparison(self):
if not self.artifact_comp:
return "All counts matched"
else:
return "; ".join(self.artifact_comp)
def get_attribute_comparison(self):
if not self.attribute_comp:
return "All counts matched"
list = []
for error in self.attribute_comp:
list.append(error)
return ";".join(list)
#-------------------------------------------------------------#
# Parses argv and stores booleans to match command line input #
#-------------------------------------------------------------#
class Args(object):
"""A container for command line options and arguments.
Attributes:
single: a boolean indicating whether to run in single file mode
single_file: an Image to run the test on
rebuild: a boolean indicating whether to run in rebuild mode
list: a boolean indicating a config file was specified
unallocated: a boolean indicating unallocated space should be ignored
ignore: a boolean indicating the input directory should be ingnored
keep: a boolean indicating whether to keep the SOLR index
verbose: a boolean indicating whether verbose output should be printed
exeception: a boolean indicating whether errors containing exception
exception_string should be printed
exception_sring: a String representing and exception name
fr: a boolean indicating whether gold standard images will be downloaded
"""
def __init__(self):
self.single = False
self.single_file = ""
self.rebuild = False
self.both = False
self.list = False
self.config_file = ""
self.unallocated = False
self.ignore = False
self.keep = False
self.verbose = False
self.exception = False
self.exception_string = ""
self.copy_diff_files = False
self.diff_files_output_folder = ""
def parse(self):
"""Get the command line arguments and parse them."""
nxtproc = []
nxtproc.append("python3")
nxtproc.append(sys.argv.pop(0))
while sys.argv:
arg = sys.argv.pop(0)
nxtproc.append(arg)
if(arg == "-f"):
arg = sys.argv.pop(0)
print("Running on a single file:")
print(path_fix(arg) + "\n")
self.single = True
self.single_file = path_fix(arg)
elif(arg == "-r" or arg == "--rebuild"):
print("Running in rebuild mode.\n")
self.rebuild = True
elif(arg == "-b" or arg == "--both"):
print("Comparing then creating gold")
self.both = True
elif(arg == "-l" or arg == "--list"):
try:
arg = sys.argv.pop(0)
nxtproc.append(arg)
print("Running from configuration file:")
print(arg + "\n")
self.list = True
self.config_file = arg
except:
print("Error: No configuration file given.\n")
return False
elif(arg == "-u" or arg == "--unallocated"):
print("Ignoring unallocated space.\n")
self.unallocated = True
elif(arg == "-k" or arg == "--keep"):
print("Keeping the Solr index.\n")
self.keep = True
elif(arg == "-v" or arg == "--verbose"):
print("Running in verbose mode:")
print("Printing all thrown exceptions.\n")
self.verbose = True
elif(arg == "-e" or arg == "--exception"):
try:
arg = sys.argv.pop(0)
nxtproc.append(arg)
print("Running in exception mode: ")
print("Printing all exceptions with the string '" + arg + "'\n")
self.exception = True
self.exception_string = arg
except:
print("Error: No exception string given.")
elif arg == "-h" or arg == "--help":
usage()
return False
elif arg == "-o" or arg == "--output":
try:
arg = sys.argv.pop(0)
if not dir_exists(arg):
print("Invalid output folder given.\n")
return False
nxtproc.append(arg)
self.copy_diff_files = True
self.diff_files_output_folder = arg
except:
print("Error: No output folder given.\n")
return False
else:
print(usage())
return False
# Return the args were sucessfully parsed
return self._sanity_check()
def _sanity_check(self):
"""Check to make sure there are no conflicting arguments and the
specified files exist.
Returns:
False if there are conflicting arguments or a specified file does
not exist, True otherwise
"""
if self.single and self.list:
print("Cannot run both from config file and on a single file.")
return False
if self.list:
if not file_exists(self.config_file):
print("Configuration file does not exist at:",
self.config_file)
return False
elif self.single:
if not file_exists(self.single_file):
msg = "Image file does not exist at: " + self.single_file
return False
if (not self.single) and (not self.ignore) and (not self.list):
self.config_file = "config.xml"
if not file_exists(self.config_file):
msg = "Configuration file does not exist at: " + self.config_file
return False
return True
####
# Helper Functions
####
def search_logs(string, test_data):
"""Search through all the known log files for a given string.
Args:
string: the String to search for.
test_data: the TestData that holds the logs to search.
Returns:
a listof_String, the lines that contained the given String.
"""
logs_path = test_data.logs_dir
results = []
for file in os.listdir(logs_path):
log = codecs.open(make_path(logs_path, file), "r", "utf_8")
try:
for line in log:
if string in line:
results.append(line)
log.close()
except UnicodeDecodeError:
pass
return results
def search_log(log, string, test_data):
"""Search the given log for any instances of a given string.
Args:
log: a pathto_File, the log to search in
string: the String to search for.
test_data: the TestData that holds the log to search.
Returns:
a listof_String, all the lines that the string is found on
"""
logs_path = make_path(test_data.logs_dir, log)
try:
results = []
log = codecs.open(logs_path, "r", "utf_8")
try:
for line in log:
if string in line:
results.append(line)
log.close()
except UnicodeDecodeError:
pass
if results:
return results
except:
raise FileNotFoundException(logs_path)
# Search through all the the logs of the given type
# Types include autopsy, tika, and solr
def search_log_set(type, string, test_data):
"""Search through all logs to the given type for the given string.
Args:
type: the type of log to search in.
string: the String to search for.
test_data: the TestData containing the logs to search.
Returns:
a listof_String, the lines on which the String was found.
"""
logs_path = test_data.logs_dir
results = []
for file in os.listdir(logs_path):
if type in file:
log = codecs.open(make_path(logs_path, file), "r", "utf_8")
try:
for line in log:
if string in line:
results.append(line)
log.close()
except UnicodeDecodeError:
pass
return results
def find_msg_in_log_set(string, test_data):
"""Count how many strings of a certain type are in a log set.
Args:
string: the String to search for.
test_data: the TestData containing the logs to search.
Returns:
an int, the number of occurances of the string type.
"""
count = 0
try:
line = search_log_set("autopsy", string, test_data)[0]
count = int(line.rstrip().split(": ")[2])
except (Exception) as e:
# there weren't any matching messages found
pass
return count
def find_msg_in_log(log, string, test_data):
"""Get the strings of a certain type that are in a log.
Args:
string: the String to search for.
test_data: the TestData containing the log to search.
Returns:
a listof_String, the lines on which the String was found.
"""
lines = []
try:
lines = search_log("autopsy.log.0", string, test_data)[0]
except (Exception) as e:
# there weren't any matching messages found
pass
return lines
def clear_dir(dir):
"""Clears all files from a directory and remakes it.
Args:
dir: a pathto_Dir, the directory to clear
"""
try:
if dir_exists(dir):
shutil.rmtree(dir)
os.makedirs(dir)
return True;
except OSError as e:
print_error(test_data,"Error: Cannot clear the given directory:")
print_error(test_data,dir + "\n")
print(str(e))
return False;
def del_dir(dir):
"""Delete the given directory.
Args:
dir: a pathto_Dir, the directory to delete
"""
try:
if dir_exists(dir):
shutil.rmtree(dir)
return True;
except:
print_error(test_data,"Error: Cannot delete the given directory:")
print_error(test_data,dir + "\n")
return False;
def get_file_in_dir(dir, ext):
"""Returns the first file in the given directory with the given extension.
Args:
dir: a pathto_Dir, the directory to search
ext: a String, the extension to search for
Returns:
pathto_File, the file that was found
"""
try:
for file in os.listdir(dir):
if file.endswith(ext):
return make_path(dir, file)
# If nothing has been found, raise an exception
raise FileNotFoundException(dir)
except:
raise DirNotFoundException(dir)
def find_file_in_dir(dir, name, ext):
"""Find the file with the given name in the given directory.
Args:
dir: a pathto_Dir, the directory to search
name: a String, the basename of the file to search for
ext: a String, the extension of the file to search for
"""
try:
for file in os.listdir(dir):
if file.startswith(name):
if file.endswith(ext):
return make_path(dir, file)
raise FileNotFoundException(dir)
except:
raise DirNotFoundException(dir)
class OS:
LINUX, MAC, WIN, CYGWIN = range(4)
if __name__ == "__main__":
if sys.hexversion < 0x03000000:
print("Python 3 required")
sys.exit(1)
global SYS
if _platform == "linux" or _platform == "linux2":
SYS = OS.LINUX
elif _platform == "darwin":
SYS = OS.MAC
elif _platform == "win32":
SYS = OS.WIN
elif _platform == "cygwin":
SYS = OS.CYGWIN
if SYS is OS.WIN or SYS is OS.CYGWIN:
main()
else:
print("We only support Windows and Cygwin at this time.")
sys.exit(1)
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