/usr/lib/ruby/vendor_ruby/ohai/plugins/darwin/filesystem2.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:: Phil Dibowitz (<phil@ipom.com>)
# Author:: Benjamin Black (<bb@chef.io>)
# Copyright:: Copyright (c) 2009-2016 Chef Software, Inc.
# Copyright:: Copyright (c) 2015 Facebook, 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(:Filesystem2) do
provides "filesystem2"
def generate_device_view(fs)
view = {}
fs.each_value do |entry|
view[entry[:device]] = Mash.new unless view[entry[:device]]
entry.each do |key, val|
next if %w{device mount}.include?(key)
view[entry[:device]][key] = val
end
if entry[:mount]
view[entry[:device]][:mounts] = [] unless view[entry[:device]][:mounts]
view[entry[:device]][:mounts] << entry[:mount]
end
end
view
end
def generate_mountpoint_view(fs)
view = {}
fs.each_value do |entry|
next unless entry[:mount]
view[entry[:mount]] = Mash.new unless view[entry[:mount]]
entry.each do |key, val|
next if %w{mount device}.include?(key)
view[entry[:mount]][key] = val
end
if entry[:device]
view[entry[:mount]][:devices] = [] unless view[entry[:mount]][:devices]
view[entry[:mount]][:devices] << entry[:device]
end
end
view
end
collect_data(:darwin) do
fs = Mash.new
block_size = 0
# on new versions of OSX, -i is default, on old versions it's not, so
# specifying it gets consistent output
so = shell_out("df -i")
so.stdout.each_line do |line|
case line
when /^Filesystem\s+(\d+)-/
block_size = $1.to_i
next
when /^(.+?)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+\%)\s+(\d+)\s+(\d+)\s+(\d+%)\s+(.+)$/
key = "#{$1},#{$9}"
fs[key] = Mash.new
fs[key][:block_size] = block_size
fs[key][:device] = $1
fs[key][:kb_size] = ($2.to_i / (1024 / block_size)).to_s
fs[key][:kb_used] = ($3.to_i / (1024 / block_size)).to_s
fs[key][:kb_available] = ($4.to_i / (1024 / block_size)).to_s
fs[key][:percent_used] = $5
fs[key][:inodes_used] = $6
fs[key][:inodes_available] = $7
fs[key][:total_inodes] = ($6.to_i + $7.to_i).to_s
fs[key][:inodes_percent_used] = $8
fs[key][:mount] = $9
end
end
so = shell_out("mount")
so.stdout.lines do |line|
if line =~ /^(.+?) on (.+?) \((.+?), (.+?)\)$/
key = "#{$1},#{$2}"
fs[key] = Mash.new unless fs.has_key?(key)
fs[key][:mount] = $2
fs[key][:fs_type] = $3
fs[key][:mount_options] = $4.split(/,\s*/)
end
end
by_pair = fs
by_device = generate_device_view(fs)
by_mountpoint = generate_mountpoint_view(fs)
fs2 = Mash.new
fs2["by_device"] = by_device
fs2["by_mountpoint"] = by_mountpoint
fs2["by_pair"] = by_pair
filesystem2 fs2
end
end
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