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Diffstat (limited to 'src/plugins/inodestate.py')
-rw-r--r-- | src/plugins/inodestate.py | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/plugins/inodestate.py b/src/plugins/inodestate.py new file mode 100644 index 0000000..6c87a77 --- /dev/null +++ b/src/plugins/inodestate.py @@ -0,0 +1,45 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +''' + + +class InodeState: + ''' + Data from /proc/sys/fs/inode-state + + @variable nr_inodes:int The number of inodes the system has allocated. + This can be slightly more than inode-max because + Linux allocates them one page full at a time. + @variable nr_free_inodes:int Tthe number of free inodes + @variable preshrink:int Nonzero when the `nr_inodes` is more than inode-max + and the system needs to prune the inode list instead + of allocating more + ''' + + + def __init__(self): + ''' + Constructor + ''' + state = None + with open('/proc/sys/fs/inode-state', 'rb') as file: + state = file.read() + state = state.decode('utf-8', 'replace').replace('\t', ' ') + state = [int(field) for field in state.split(' ') if not field == ''] + (self.nr_inodes, self.nr_free_inodes, self.preshrink, _dummy1, _dummy2, _dummy_3, _dummy_4) = state + |