/usr/lib/ruby/vendor_ruby/ohai/plugins/bsd/filesystem.rb is in ohai 8.21.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Author:: Adam Jacob (<adam@chef.io>)
# Author:: Tim Smith (<tsmith@chef.io>)
# Copyright:: Copyright (c) 2008-2016 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
Ohai.plugin(:Filesystem) do
provides "filesystem"
collect_data(:freebsd, :openbsd, :netbsd, :dragonflybsd) do
fs = Mash.new
# Grab filesystem data from df
so = shell_out("df")
so.stdout.lines do |line|
case line
when /^Filesystem/
next
when /^(.+?)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+\%)\s+(.+)$/
filesystem = $1
fs[filesystem] = Mash.new
fs[filesystem][:kb_size] = $2
fs[filesystem][:kb_used] = $3
fs[filesystem][:kb_available] = $4
fs[filesystem][:percent_used] = $5
fs[filesystem][:mount] = $6
end
end
# inode parsing from 'df -iP'
so = shell_out("df -iP")
so.stdout.lines do |line|
case line
when /^Filesystem/ # skip the header
next
when /^(.+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\%\s+(\d+)\s+(\d+)\s+(\d+)%(.+)$/
filesystem = $1.strip
fs[filesystem] ||= Mash.new
fs[filesystem][:inodes_used] = $6
fs[filesystem][:inodes_available] = $7
fs[filesystem][:total_inodes] = ($6.to_i + $7.to_i).to_s
fs[filesystem][:inodes_percent_used] = $8
fs[filesystem][:mount] = $9.strip
end
end
# Grab mount information from mount
so = shell_out("mount -l")
so.stdout.lines do |line|
if line =~ /^(.+?) on (.+?) \((.+?), (.+?)\)$/
filesystem = $1
fs[filesystem] = Mash.new unless fs.has_key?(filesystem)
fs[filesystem][:mount] = $2
fs[filesystem][:fs_type] = $3
fs[filesystem][:mount_options] = $4.split(/,\s*/)
end
end
# Set the filesystem data
filesystem fs
end
end
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