DumpE2FS - Command dumpe2fs -h

This parser handles dumpe2fs output.

The object provides access to this data using a dictionary. Particular keys are stored as lists:

  • Filesystem features
  • Filesystem flags
  • Default mount options

Other keys are stored as strings. The name of the device is stored in the dev_name property.

Typical contents of the /sbin/dumpe2fs -h /dev/device command:

dumpe2fs 1.41.12 (17-May-2010)
Filesystem volume name:   <none>
Last mounted on:          /usr
Filesystem UUID:          1b332c5d-2410-4934-9118-466f8a14841f
Filesystem magic number:  0xEF53
Filesystem revision #:    1 (dynamic)
Filesystem features:      has_journal ext_attr resize_inode dir_index filetype needs_recovery extent flex_bg sparse_super large_file huge_file uninit_bg dir_nlink extra_isize
Filesystem flags:         signed_directory_hash
Default mount options:    user_xattr acl

Examples

>>> e2fs = shared[DumpE2fs]
>>> e2fs.dev_name
'/dev/device'
>>> e2fs['Filesystem volume name']
'<none>'
>>> e2fs['Last mounted on']
'/usr'
>>> e2fs['Filesystem UUID']
'1b332c5d-2410-4934-9118-466f8a14841f'
>>> e2fs['Filesystem magic number']
'0xEF53'
>>> e2fs['Filesystem revision #']
'1 (dynamic)'
>>> e2fs['Filesystem features']
['has_journal', 'ext_attr', 'resize_inode', 'dir_index', 'filetype',
 'needs_recovery', 'extent', 'flex_bg', 'sparse_super', 'large_file',
 'huge_file', 'uninit_bg', 'dir_nlink', 'extra_isize'],
>>> e2fs['Filesystem flags']
['signed_directory_hash']
>>> e2fs['Default mount options']
['user_xattr', 'acl']
class insights.parsers.dumpe2fs_h.DumpE2fs(context, extra_bad_lines=None)[source]

Bases: insights.core.CommandParser, insights.core.LegacyItemAccess

Parse each line in the output of the dumpe2fs command.

parse_content(content)[source]

This method must be implemented by classes based on this class.