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#
# Author:: Nate Walck (<nate.walck@gmail.com>)
# Copyright:: Copyright (c) 2016-present 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(:Hardware) do
provides "hardware"
def system_profiler(datatype)
sp_cmd = "system_profiler #{datatype} -xml"
# Hardware queries
sp_std = shell_out(sp_cmd)
sp_hash = Plist.parse_xml(sp_std.stdout)
end
collect_data(:darwin) do
unless hardware
hardware Mash.new
else
Ohai::Log.debug("Plugin Hardware: namespace already exists")
next
end
begin
require "plist"
rescue LoadError => e
# In case the plist gem isn't present, skip this plugin.
Ohai::Log.debug("Plugin Hardware: Can't load gem: #{e}. Cannot continue.")
next
end
hw_hash = system_profiler("SPHardwareDataType")
hw_hash[0]["_items"][0].delete("_name")
hardware.merge!(hw_hash[0]["_items"][0])
# ProductName: Mac OS X
# ProductVersion: 10.12.5
# BuildVersion: 16F73
shell_out("sw_vers").stdout.lines.each do |line|
case line
when /^ProductName:\s*(.*)$/
hardware["operating_system"] = Regexp.last_match[1].strip
when /^ProductVersion:\s*(.*)$/
hardware["operating_system_version"] = Regexp.last_match[1].strip
when /^BuildVersion:\s*(.*)$/
hardware["build_version"] = Regexp.last_match[1].strip
end
end
hardware["architecture"] = shell_out("uname -m").stdout.strip
# Storage queries
storage = []
storage_hash = system_profiler("SPStorageDataType")
drives = storage_hash[0]["_items"]
drives.each do |drive_entry|
drive = Mash.new
drive[:name] = drive_entry["_name"]
drive[:bsd_name] = drive_entry["bsd_name"]
drive[:capacity] = drive_entry["size_in_bytes"]
if drive_entry.has_key?("com.apple.corestorage.pv")
drive[:drive_type] = drive_entry["com.apple.corestorage.pv"][0]["medium_type"]
drive[:smart_status] = drive_entry["com.apple.corestorage.pv"][0]["smart_status"]
drive[:partitions] = drive_entry["com.apple.corestorage.pv"].count
end
storage << drive
end
hardware["storage"] = storage
# Battery queries
battery_hash = system_profiler("SPPowerDataType")
power_entries = battery_hash[0]["_items"]
battery = Mash.new
power_entries.each do |entry|
if entry.value?("spbattery_information")
charge = entry["sppower_battery_charge_info"]
health = entry["sppower_battery_health_info"]
battery[:current_capacity] = charge["sppower_battery_current_capacity"]
battery[:max_capacity] = charge["sppower_battery_max_capacity"]
battery[:fully_charged] = charge["sppower_battery_fully_charged"].eql?("TRUE")
battery[:is_charging] = charge["sppower_battery_is_charging"].eql?("TRUE")
battery[:charge_cycle_count] = health["sppower_battery_cycle_count"]
battery[:health] = health["sppower_battery_health"]
battery[:serial] = entry["sppower_battery_model_info"]["sppower_battery_serial_number"]
battery[:remaining] = (battery["current_capacity"].to_f / battery["max_capacity"].to_f * 100).to_i
end
end
hardware[:battery] = battery
end
end
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