CasperSecurity
# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from pathlib import Path
import os
import stat
from sos.report.plugins import Plugin, RedHatPlugin
class Unpackaged(Plugin, RedHatPlugin):
short_desc = ('Collects a list of files that are not handled by the '
'package manager')
plugin_name = 'unpackaged'
def collect(self):
def get_env_path_list():
"""Return a list of directories in $PATH.
"""
return os.environ['PATH'].split(':')
def all_files_system(path, exclude=None):
"""Return a list of all files present on the system, excluding
any directories listed in `exclude`.
:param path: the starting path
:param exclude: list of paths to exclude
"""
file_list = []
for root, dirs, files in os.walk(path, topdown=True):
if exclude:
for exc in exclude:
dirs[:] = [d for d in dirs if d not in exc]
for name in files:
path = self.path_join(root, name)
try:
if stat.S_ISLNK(os.lstat(path).st_mode):
path = Path(path).resolve()
except Exception: # pylint: disable=broad-except
continue
file_list.append(
[self.path_join(root, name), os.path.realpath(path)]
)
for name in dirs:
name = self.path_join(root, name)
file_list.append([name, os.path.realpath(name)])
return file_list
def format_output(files):
"""Format the unpackaged list as a string.
"""
expanded = []
for file in files:
file = self.path_join(file)
out = f"{file}"
links = 0
# expand links like
# /usr/bin/jfr -> /etc/alternatives/jfr ->
# /usr/lib/jvm/java-11-openjdk-11.0.17.0.8-2.el9.x86_64/bin/jfr
# but stop at level 10 to prevent potential recursive links
while self.path_islink(file) and links < 10:
file = os.readlink(file)
out += f" -> {file}"
links += 1
expanded.append(out + '\n')
return expanded
# Check command predicate to avoid costly processing
if not self.test_predicate(cmd=True):
return
with self.collection_file('unpackaged') as ufile:
paths = get_env_path_list()
all_fsystem = []
all_frpm = set(
os.path.realpath(x) for x in self.policy.mangle_package_path(
self.policy.package_manager.all_files()
) if any(x.startswith(p) for p in paths)
)
for path in paths:
all_fsystem += all_files_system(path)
not_packaged = [x for [x, rp] in all_fsystem if rp not in all_frpm]
not_packaged_expanded = format_output(not_packaged)
ufile.write(''.join(not_packaged_expanded))
# vim: set et ts=4 sw=4 :