redfish-lld

#!/usr/bin/ruby

############################
#
# Redshift LLD for Zabbix
#
# This script will be able to discovery and put out most of the important items
#  exposed by redshift feature on iDRAC v7 or grater.
#
# by julio.hegedus@sentia.com ## 07-08-2018
#
#

require 'net/https'
require 'uri'
require 'json'

USER    =ARGV[0]
PASS    =ARGV[1]
HOST    =ARGV[2]
DISCITEM=ARGV[3]

LOCALPATH="/etc/zabbix/externalscripts/redfish/"

if !USER || !PASS || !HOST || !DISCITEM
  puts "You must gimme something man!"
  puts "Try: $./redfish-lld user pass host item"
  puts "valid items are: CooledBy, ManagedBy, PoweredBy, Processors, SimpleStorage, Thermal"
  exit 1
end

if DISCITEM == "CooledBy" or DISCITEM == "ManagedBy" or DISCITEM == "PoweredBy"
  APIURL="/redfish/v1/Systems/System.Embedded.1"
  TYPE="A"
elsif DISCITEM == "Processors" or DISCITEM == "SimpleStorage" or DISCITEM == "Thermal"
  case DISCITEM
  when "Processors"
    APIURL="/redfish/v1/Systems/System.Embedded.1/Processors"
    TYPE="B"
  when "SimpleStorage"
    APIURL="/redfish/v1/Systems/System.Embedded.1/Storage/Controllers"
    TYPE="C"
  else
    APIURL="/redfish/v1/Chassis/System.Embedded.1/Thermal"
    TYPE="D"
  end
else
  puts "Could not find a recognized Item option, go read a manual!"
  puts "valid items are: CooledBy, ManagedBy, PoweredBy, Processors, SimpleStorage, Thermal"
  exit 1
end

base = URI.parse(["https://",HOST,APIURL].join(''))
request = Net::HTTP::Get.new(base)
request.basic_auth(USER, PASS)

response = Net::HTTP.start(base.hostname, base.port, :timeout => 60, :use_ssl => base.scheme == "https", :verify_mode => OpenSSL::SSL::VERIFY_NONE) do |https|
  https.request(request)
end

list = JSON.parse(response.body)

discovery_list = { }

MACRONAME = DISCITEM.upcase

def file_name(url)
  filetmp = url.gsub("||","__")
  filefin = filetmp.gsub("%23","-")
  filename=filefin.split("/")[-1]
  filename=[HOST,"-",filename,".json"].join('')
  return filename
end

if TYPE == "A"
  list['Links'][DISCITEM].each do |system|
    filemacro = file_name(system['@odata.id'])
    if discovery_list["data"]
      discovery_list["data"].push({ "{##{MACRONAME}}" => system['@odata.id'] , "{#FILENAME}" => filemacro })
    else
      discovery_list = { "data" => [ "{##{MACRONAME}}" => system['@odata.id']  , "{#FILENAME}" => filemacro ] }
    end
  end
elsif TYPE == "B"
  list['Members'].each do |system|
    filemacro = file_name(system['@odata.id'])
    if discovery_list["data"]
      discovery_list["data"].push({ "{##{MACRONAME}}" => system['@odata.id'] , "{#FILENAME}" => filemacro })
    else
      discovery_list = { "data" => [ "{##{MACRONAME}}" => system['@odata.id'] , "{#FILENAME}" => filemacro ] }
    end
  end
elsif TYPE == "C"
  list['Members'].each do |storage|
    filemacro = file_name(storage['@odata.id'])

    filefinal=[LOCALPATH,filemacro].join('')

    disks = URI.parse(["https://",HOST,storage['@odata.id']].join(''))
    request = Net::HTTP::Get.new(disks)
    request.basic_auth(USER, PASS)

    response = Net::HTTP.start(disks.hostname, disks.port, :timeout => 60, :use_ssl => disks.scheme == "https", :verify_mode => OpenSSL::SSL::VERIFY_NONE) do |https|
      https.request(request)
    end
    disklist = JSON.parse(response.body)

    if File.file?("#{filefinal}")
      file = File.delete("#{filefinal}")
    end

    open("#{filefinal}","w") do |f|
      f.write(JSON.pretty_generate(disklist))
    end

    disklist['Devices'].each do |disk|
      if discovery_list["data"]
        discovery_list["data"].push({ "{##{MACRONAME}}" => disk['Name'] , "{#FILENAME}" => filemacro })
      else
        discovery_list = { "data" => [ "{##{MACRONAME}}" => disk['Name'] , "{#FILENAME}" => filemacro ] }
      end
    end
  end
elsif TYPE == "D"
  list['Temperatures'].each do |thermal|
    filemacro = file_name(thermal['@odata.id'])
    if discovery_list["data"]
      discovery_list["data"].push({ "{##{MACRONAME}}" => thermal['@odata.id'] , "{#FILENAME}" => filemacro })
    else
      discovery_list = { "data" => [ "{##{MACRONAME}}" => thermal['@odata.id'] , "{#FILENAME}" => filemacro ] }
    end
  end
end

puts JSON.pretty_generate(discovery_list)