OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	03/17/2025 09:32:20 AM	rwxr-xr-x
📄 DistUpgradeApport.py	4.95 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 DistUpgradeAptCdrom.py	12.39 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 DistUpgradeCache.py	52.55 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeConfigParser.py	3.75 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeController.py	100.96 KB	10/05/2020 08:50:15 PM	rw-r--r--
📄 DistUpgradeFetcher.py	5.83 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 DistUpgradeFetcherCore.py	11.2 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 DistUpgradeFetcherKDE.py	9.72 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 DistUpgradeFetcherSelf.py	2.02 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 DistUpgradeGettext.py	2.97 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 DistUpgradeMain.py	9.1 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 DistUpgradePatcher.py	3.92 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 DistUpgradeQuirks.py	47.38 KB	04/20/2021 09:36:27 PM	rw-r--r--
📄 DistUpgradeVersion.py	21 bytes	09/03/2021 05:16:06 PM	rw-r--r--
📄 DistUpgradeView.py	16.2 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeViewGtk3.py	32.7 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeViewKDE.py	39.87 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeViewNonInteractive.py	13.45 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 DistUpgradeViewText.py	12.33 KB	06/19/2019 04:49:56 PM	rw-r--r--
📄 GtkProgress.py	3.93 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 MetaRelease.py	16.65 KB	01/14/2019 09:40:08 PM	rw-r--r--
📄 QUrlOpener.py	3.24 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 ReleaseNotesViewer.py	7.48 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 ReleaseNotesViewerWebkit.py	2.86 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 SimpleGtk3builderApp.py	2.01 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 SimpleGtkbuilderApp.py	1.99 KB	06/03/2019 12:51:27 PM	rw-r--r--
📄 __init__.py	0 bytes	06/03/2019 12:51:27 PM	rw-r--r--
📁 __pycache__	-	05/09/2024 07:15:53 AM	rwxr-xr-x
📄 apt_btrfs_snapshot.py	9.64 KB	09/03/2021 05:16:06 PM	rw-r--r--
📄 apt_clone.py	32.81 KB	11/13/2015 07:58:15 PM	rw-r--r--
📄 dist-upgrade.py	126 bytes	06/03/2019 12:51:27 PM	rw-r--r--
📄 distinfo.py	11.3 KB	04/29/2021 07:33:02 PM	rw-r--r--
📄 distro.py	23.16 KB	04/29/2021 07:33:02 PM	rw-r--r--
📄 sourceslist.py	18.36 KB	04/29/2021 07:33:02 PM	rw-r--r--
📄 telemetry.py	3.4 KB	06/06/2019 06:46:11 PM	rw-r--r--
📄 utils.py	17.95 KB	04/09/2019 11:03:43 PM	rw-r--r--
📄 xorg_fix_proprietary.py	3.93 KB	06/19/2019 04:49:56 PM	rw-r--r--

Editing: DistUpgradePatcher.py

# DistUpgradeEdPatcher.py 
#  
#  Copyright (c) 2011 Canonical
#  
#  Author: Michael Vogt <michael.vogt@ubuntu.com>
# 
#  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; either version 2 of the
#  License, or (at your option) any later version.
# 
#  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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
#  USA

import hashlib
import re

class PatchError(Exception):
    """ Error during the patch process """
    pass

def patch(orig, edpatch, result_md5sum=None):
    """ python implementation of enough "ed" to apply ed-style
        patches. Note that this patches in memory so its *not*
        suitable for big files
    """

# we only have two states, waiting for command or reading data
    (STATE_EXPECT_COMMAND,
     STATE_EXPECT_DATA) = range(2)

# this is inefficient for big files
    with open(orig, encoding="UTF-8") as f:
        orig_lines = f.readlines()
    start = end = 0

# we start in wait-for-commend state
    state = STATE_EXPECT_COMMAND
    with open(edpatch, encoding="UTF-8") as f:
        lines = f.readlines()
    for line in lines:
        if state == STATE_EXPECT_COMMAND:
            # in commands get rid of whitespace, 
            line = line.strip()
            # check if we have a substitute command
            if line.startswith("s/"):
                # strip away the "s/"
                line = line[2:]
                # chop off the flags at the end 
                subs, flags = line.rsplit("/", 1)
                if flags:
                    raise PatchError("flags for s// not supported yet")
                # get the actual substitution regexp and replacement and 
                # execute it
                regexp, sep, repl = subs.partition("/")
                new, count = re.subn(regexp, repl, orig_lines[start], count=1)
                orig_lines[start] = new
                continue
            # otherwise the last char is the command
            command = line[-1]
            # read address
            (start_str, sep, end_str) = line[:-1].partition(",")
            # ed starts with 1 while python with 0
            start = int(start_str)
            start -= 1
            # if we don't have end, set it to the next line
            if end_str is "":
                end = start + 1
            else:
                end = int(end_str)
            # interpret command
            if command == "c":
                del orig_lines[start:end]
                state = STATE_EXPECT_DATA
                start -= 1
            elif command == "a":
                # not allowed to have a range in append
                state = STATE_EXPECT_DATA
            elif command == "d":
                del orig_lines[start:end]
            else:
                raise PatchError("unknown command: '%s'" % line)
        elif state == STATE_EXPECT_DATA:
            # this is the data end marker
            if line == ".\n":
                state = STATE_EXPECT_COMMAND
            else:
                # copy line verbatim and increase position
                start += 1
                orig_lines.insert(start, line)

# done with the patching, (optional) verify and write result
    result = "".join(orig_lines)
    if result_md5sum:
        md5 = hashlib.md5()
        md5.update(result.encode("UTF-8"))
        if md5.hexdigest() != result_md5sum:
            raise PatchError("the md5sum after patching is not correct")
    with open(orig, "w", encoding="UTF-8") as f:
        f.write(result)
    return True