mirror of
https://github.com/volatilityfoundation/volatility
synced 2026-06-08 18:04:46 +00:00
mike.auty@gmail.com
104 lines
3.5 KiB
Python
104 lines
3.5 KiB
Python
# Volatility
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#
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# This program 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 (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# 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 this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""
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@author: Andrew Case
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@license: GNU General Public License 2.0 or later
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@contact: atcuno@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.flags as linux_flags
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import volatility.plugins.linux.common as linux_common
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import volatility.plugins.linux.pslist as linux_pslist
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class linux_mount(linux_common.AbstractLinuxCommand):
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"""Gather mounted fs/devices"""
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def calculate(self):
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linux_common.set_plugin_members(self)
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mntptr = obj.Object("Pointer", offset = self.get_profile_symbol("mount_hashtable"), vm = self.addr_space)
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mnt_list = obj.Object(theType = "Array", offset = mntptr.v(), vm = self.addr_space, targetType = "list_head", count = 512)
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if self.profile.has_type("mount"):
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mnttype = "mount"
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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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mnttype = "vfsmount"
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ns = None
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# get each list_head out of the array
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for outerlist in mnt_list:
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for mnt in outerlist.list_of_type(mnttype, "mnt_hash"):
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yield (mnt, ns)
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def parse_mnt(self, data):
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'''
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We use seen for 3.x kernels with mount namespaces
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The same mount can be in multiple namespaces and we do not want to repeat output
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'''
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for (mnt, ns) in data:
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dev_name = mnt.mnt_devname.dereference_as("String", length = linux_common.MAX_STRING_LENGTH)
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if not dev_name.is_valid() or len(dev_name) == 0:
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continue
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fstype = mnt.mnt_sb.s_type.name.dereference_as("String", length = linux_common.MAX_STRING_LENGTH)
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if not fstype.is_valid() or len(fstype) == 0:
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continue
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path = linux_common.do_get_path(mnt.mnt_sb.s_root, mnt.mnt_parent, mnt.mnt_root, mnt)
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if path == []:
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continue
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mnt_string = self.calc_mnt_string(mnt)
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if (mnt.mnt_flags & 0x40) or (mnt.mnt_sb.s_flags & 0x1):
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rr = "ro"
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else:
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rr = "rw"
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if not ns or ns == mnt.mnt_ns:
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yield mnt.mnt_sb, dev_name, path, fstype, rr, mnt_string
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def render_text(self, outfd, data):
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data = self.parse_mnt(data)
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for (_sb, dev_name, path, fstype, rr, mnt_string) in data:
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outfd.write("{0:25s} {1:35s} {2:12s} {3:2s}{4:64s}\n".format(dev_name, path, fstype, rr, mnt_string))
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def calc_mnt_string(self, mnt):
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ret = ""
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for mflag in linux_flags.mnt_flags:
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if mflag & mnt.mnt_flags:
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ret = ret + linux_flags.mnt_flags[mflag]
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return ret
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