mirror of
https://github.com/volatilityfoundation/volatility
synced 2026-06-08 18:04:46 +00:00
Andrew C
85 lines
3.0 KiB
Python
85 lines
3.0 KiB
Python
# Volatility
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#
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# This file is part of Volatility.
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#
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# Volatility is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# Volatility is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Volatility. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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@author: Joe Sylve
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@license: GNU General Public License 2.0
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@contact: joe.sylve@gmail.com
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@organization: Digital Forensics Solutions
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"""
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import volatility.obj as obj
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import volatility.plugins.linux.common as linux_common
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import volatility.plugins.linux.mount as linux_mount
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import volatility.plugins.linux.pslist as linux_pslist
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from volatility.plugins.linux.slab_info import linux_slabinfo
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class linux_mount_cache(linux_mount.linux_mount):
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"""Gather mounted fs/devices from kmem_cache"""
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def __init__(self, config, *args, **kwargs):
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linux_mount.linux_mount.__init__(self, config, *args, **kwargs)
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self._config.add_option('UNALLOCATED', short_option = 'u',
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default = False,
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help = 'Show unallocated',
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action = 'store_true')
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def _get_filesystem_types(self):
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all_fs = {}
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fs_ptr = obj.Object("Pointer", offset = self.addr_space.profile.get_symbol("file_systems"), vm = self.addr_space)
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file_systems = fs_ptr.dereference_as("file_system_type")
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fs = file_systems
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while fs.is_valid():
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fsname = obj.Object("String", offset = fs.name, vm = self.addr_space, length=256)
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all_fs[str(fsname)] = fs
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fs = fs.next
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return all_fs
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def calculate(self):
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linux_common.set_plugin_members(self)
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fs_types = self._get_filesystem_types()
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# newer kernels
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if self.profile.has_type("mount"):
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mnttype = "mount"
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cache = linux_slabinfo(self._config).get_kmem_cache(mnttype, self._config.UNALLOCATED)
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for task in linux_pslist.linux_pslist(self._config).calculate():
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if task.pid == 1:
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ns = task.nsproxy.mnt_ns
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break
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else:
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cache = linux_slabinfo(self._config).get_kmem_cache("mnt_cache", self._config.UNALLOCATED, struct_name = "vfsmount")
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ns = None
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for mnt in cache:
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ret = self._parse_mnt(mnt, ns, fs_types)
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if ret:
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(mnt_sb, dev_name, path, fstype, rr, mnt_string) = ret
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if not (dev_name == "devtmpfs" and path == "/"):
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yield (mnt_sb, dev_name, path, fstype, rr, mnt_string)
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