# This file is Copyright 2019 Volatility Foundation and licensed under the Volatility Software License 1.0
# which is available at https://www.volatilityfoundation.org/license/vsl-v1.0
#
import logging
from volatility3.framework import renderers
from volatility3.framework.configuration import requirements
from volatility3.framework.interfaces import plugins
from volatility3.framework.symbols import mac
from volatility3.plugins.mac import pslist
vollog = logging.getLogger(__name__)
[docs]class Lsof(plugins.PluginInterface):
"""Lists all open file descriptors for all processes."""
_required_framework_version = (2, 0, 0)
[docs] @classmethod
def get_requirements(cls):
return [
requirements.ModuleRequirement(name = 'kernel', description = 'Kernel module for the OS',
architectures = ["Intel32", "Intel64"]),
requirements.VersionRequirement(name = 'macutils', component = mac.MacUtilities, version = (1, 0, 0)),
requirements.PluginRequirement(name = 'pslist', plugin = pslist.PsList, version = (3, 0, 0)),
requirements.ListRequirement(name = 'pid',
description = 'Filter on specific process IDs',
element_type = int,
optional = True)
]
def _generator(self, tasks):
darwin = self.context.modules[self.config['kernel']]
for task in tasks:
pid = task.p_pid
for _, filepath, fd in mac.MacUtilities.files_descriptors_for_process(self.context,
darwin.symbol_table_name,
task):
if filepath and len(filepath) > 0:
yield (0, (pid, fd, filepath))
[docs] def run(self):
filter_func = pslist.PsList.create_pid_filter(self.config.get('pid', None))
list_tasks = pslist.PsList.get_list_tasks(self.config.get('pslist_method', pslist.PsList.pslist_methods[0]))
return renderers.TreeGrid([("PID", int), ("File Descriptor", int), ("File Path", str)],
self._generator(
list_tasks(self.context,
self.config['kernel'],
filter_func = filter_func)))