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#!/usr/bin/env python3
#
# Copyright (c) 2011, Intel Corporation.
# All rights reserved.
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
# Display details of the root filesystem size, broken up by directory.
# Allows for limiting by size to focus on the larger files.
#
# Author: Darren Hart <dvhart@linux.intel.com>
#
import os
import sys
import stat
class Record:
def create(path):
r = Record(path)
s = os.lstat(path)
if stat.S_ISDIR(s.st_mode):
for p in os.listdir(path):
pathname = path + "/" + p
ss = os.lstat(pathname)
if not stat.S_ISLNK(ss.st_mode):
r.records.append(Record.create(pathname))
r.size += r.records[-1].size
r.records.sort(reverse=True)
else:
r.size = os.lstat(path).st_size
return r
create = staticmethod(create)
def __init__(self, path):
self.path = path
self.size = 0
self.records = []
def __lt__(this, that):
if that is None:
return False
if not isinstance(that, Record):
raise TypeError
if len(this.records) > 0 and len(that.records) == 0:
return False
if this.size > that.size:
return False
return True
def show(self, minsize):
total = 0
if self.size <= minsize:
return 0
print("%10d %s" % (self.size, self.path))
for r in self.records:
total += r.show(minsize)
if len(self.records) == 0:
total = self.size
return total
def main():
minsize = 0
if len(sys.argv) == 2:
minsize = int(sys.argv[1])
rootfs = Record.create(".")
total = rootfs.show(minsize)
print("Displayed %d/%d bytes (%.2f%%)" % \
(total, rootfs.size, 100 * float(total) / rootfs.size))
if __name__ == "__main__":
main()
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