cookbooks/hardware/templates/default/ohai.rb.erb

   1 require "pathname"
   2
   3 Ohai.plugin(:Hardware) do
   4   provides "hardware"
   5
   6   def read_sysctl_link(file)
   7     File.basename(File.readlink(file))
   8   rescue Errno::ENOENT
   9   end
  10
  11   def read_sysctl_file(file)
  12     IO.read(file).strip
  13   rescue Errno::ENOENT, Errno::EINVAL
  14   end
  15
  16   def parse_memory_size(size)
  17     if size =~ /^(\d+(?:\.\d+)?)\s*TB/i
  18       Regexp.last_match(1).to_f * 2**30
  19     elsif size =~ /^(\d+(?:\.\d+)?)\s*GB/i
  20       Regexp.last_match(1).to_f * 2**20
  21     elsif size =~ /^(\d+(?:\.\d+)?)\s*MB/i
  22       Regexp.last_match(1).to_f * 2**10
  23     end
  24   end
  25
  26   def format_disk_size(kb)
  27     if kb == 0
  28       ""
  29     else
  30       kblog10 = Math.log10(kb).floor
  31
  32       kb = kb.to_f * 2 / 10**kblog10
  33       kb = kb.round.to_f / 2
  34
  35       if kblog10 >= 9
  36         format "%gTB", kb * 10**(kblog10 - 9)
  37       elsif kblog10 >= 6
  38         format "%dGB", kb * 10**(kblog10 - 6)
  39       else
  40         format "%dMB", kb * 10**(kblog10 - 3)
  41       end
  42     end
  43   end
  44
  45   def memory_to_disk_size(size)
  46     format_disk_size(parse_memory_size(size))
  47   end
  48
  49   def find_sas_device(address)
  50     file = Dir.glob("/sys/class/scsi_generic/sg*/device/sas_address").find do |file|
  51       read_sysctl_file(file) == "0x#{address}"
  52     end
  53
  54     if file
  55       dir = File.dirname(file)
  56       device = Dir.glob("#{dir}/block/*").first ||
  57                Dir.glob("#{dir}/scsi_generic/*").first
  58
  59       "/dev/#{File.basename(device)}"
  60     end
  61   end
  62
  63   def pci_devices
  64     devices = {}
  65     device = nil
  66
  67     IO.popen(["lspci", "-Dkvmm"]).each do |line|
  68       if line =~ /^Slot:\s+((\h{4}):(\h{2}):(\h{2}).(\h))\s*$/
  69         device = {
  70           :slot => Regexp.last_match(1),
  71           :domain => Regexp.last_match(2),
  72           :bus => Regexp.last_match(3),
  73           :device => Regexp.last_match(4),
  74           :function => Regexp.last_match(5)
  75         }
  76       elsif device && line =~ /^([A-Z]+):\s+(.*)\s*$/i
  77         case Regexp.last_match(1)
  78         when "Class" then device[:class_name] = Regexp.last_match(2)
  79         when "Vendor" then device[:vendor_name] = Regexp.last_match(2)
  80         when "Device" then device[:device_name] = Regexp.last_match(2)
  81         when "SVendor" then device[:subsystem_vendor_name] = Regexp.last_match(2)
  82         when "SDevice" then device[:subsystem_device_name] = Regexp.last_match(2)
  83         when "PhySlot" then device[:physical_slot] = Regexp.last_match(2)
  84         when "Rev" then device[:revision] = Regexp.last_match(2)
  85         when "ProgIf" then device[:programming_interface] = Regexp.last_match(2)
  86         when "Driver" then device[:driver] = Regexp.last_match(2)
  87         when "Module" then device[:modules] = Array(device[:modules]) << Regexp.last_match(2)
  88         end
  89       elsif device && line =~ /^\s*$/
  90         devices[device[:slot]] = device
  91         device = nil
  92       end
  93     end
  94
  95     IO.popen(["lspci", "-Dkvmmn"]).each do |line|
  96       if line =~ /^Slot:\s+((\h{4}):(\h{2}):(\h{2}).(\h))\s*$/
  97         device = devices[Regexp.last_match(1)]
  98       elsif device && line =~ /^([A-Z]+):\s+(.*)\s*$/i
  99         case Regexp.last_match(1)
 100         when "Class" then device[:class_id] = Regexp.last_match(2)
 101         when "Vendor" then device[:vendor_id] = Regexp.last_match(2)
 102         when "Device" then device[:device_id] = Regexp.last_match(2)
 103         when "SVendor" then device[:subsystem_vendor_id] = Regexp.last_match(2)
 104         when "SDevice" then device[:subsystem_device_id] = Regexp.last_match(2)
 105         end
 106       elsif device && line =~ /^\s*$/
 107         device = nil
 108       end
 109     end
 110
 111     devices
 112   end
 113
 114   def network_devices
 115     Dir.glob("/sys/class/net/*").each_with_object(Mash.new) do |device, devices|
 116       name = File.basename(device)
 117
 118       devices[name] = {
 119         :device => read_sysctl_link("#{device}/device"),
 120         :duplex => read_sysctl_file("#{device}/duplex"),
 121         :speed => read_sysctl_file("#{device}/speed")
 122       }.delete_if { |_, v| v.nil? }
 123     end
 124   end
 125
 126   def memory_devices
 127     device = nil
 128
 129     IO.popen(["dmidecode", "-t", "memory"]).each_with_object([]) do |line, devices|
 130       if line =~ /^Memory Device\s*$/
 131         device = {}
 132       elsif device && line =~ /^\s+([A-Z ]+):\s+(.*)\s*$/i
 133         device[Regexp.last_match(1).tr(" ", "_").downcase.to_sym] = Regexp.last_match(2).strip
 134       elsif device && line =~ /^\s*$/
 135         devices << device
 136         device = nil
 137       end
 138     end
 139   end
 140
 141   def disk_devices
 142     disk = Mash.new
 143
 144     disk[:controllers] = []
 145     disk[:arrays] = []
 146     disk[:disks] = []
 147
 148     find_direct_disks(disk)
 149     find_nvme_disks(disk)
 150
 151     find_hp_disks(disk) if File.exist?("/usr/sbin/hpssacli")
 152     find_megaraid_disks(disk) if File.exist?("/usr/sbin/megacli")
 153     find_mpt_disks(disk) if File.exist?("/usr/sbin/sas2ircu")
 154     find_adaptec_disks(disk) if File.exist?("/usr/sbin/arcconf")
 155     find_areca_disks(disk) if File.exist?("/opt/areca/x86_64/cli64")
 156
 157     find_md_arrays(disk)
 158
 159     disk[:disks].each do |disk|
 160       if disk[:vendor] =~ /^CVPR/ && disk[:model] == "INTEL"
 161         disk[:model] = disk[:serial_number]
 162         disk[:serial_number] = disk[:vendor]
 163         disk[:vendor] = "INTEL"
 164       end
 165
 166       if disk[:vendor].nil? && disk[:model] =~ /^ATA\s+(.*)$/
 167         disk[:vendor] = "ATA"
 168         disk[:model] = Regexp.last_match(1)
 169       end
 170
 171       if disk[:vendor].nil? || disk[:vendor] == "ATA"
 172         if disk[:model] =~ /^(\S+)\s+(.*)$/
 173           disk[:vendor] = Regexp.last_match(1)
 174           disk[:model] = Regexp.last_match(2)
 175         elsif disk[:model] =~ /^ST/
 176           disk[:vendor] = "SEAGATE"
 177         elsif disk[:model] =~ /^C300-(.*)$/
 178           disk[:vendor] = "CRUCIAL"
 179           disk[:model] = Regexp.last_match(1)
 180         end
 181       end
 182
 183       disk[:model].sub!(/-.*$/, "")
 184     end
 185
 186     disk
 187   end
 188
 189   def find_direct_disks(devices)
 190     Dir.glob("/sys/class/scsi_host/host*") do |host|
 191       driver = read_sysctl_file("#{host}/proc_name")
 192
 193       if %w(ahci mptsas sata_mv sata_nv).include?(driver)
 194         bus = host.sub("/sys/class/scsi_host/host", "")
 195
 196         Dir.glob("/sys/bus/scsi/devices/#{bus}:0:*").each do |device|
 197           next unless File.exist?("#{device}/scsi_disk")
 198
 199           block = Dir.glob("#{device}/block/*").first
 200           size = read_sysctl_file("#{block}/size").to_f / 2
 201
 202           devices[:disks] << {
 203             :id => devices[:disks].count,
 204             :device => "/dev/#{File.basename(block)}",
 205             :vendor => read_sysctl_file("#{device}/vendor"),
 206             :model => read_sysctl_file("#{device}/model"),
 207             :firmware_version => read_sysctl_file("#{device}/rev"),
 208             :size => format_disk_size(size),
 209             :arrays => []
 210           }
 211         end
 212       end
 213     end
 214   end
 215
 216   def find_nvme_disks(devices)
 217     Dir.glob("/sys/class/misc/nvme*") do |device|
 218       controller = {
 219         :id => devices[:controllers].count,
 220         :pci_slot => File.basename(Pathname.new("#{device}/device").realpath),
 221         :arrays => [],
 222         :disks => []
 223       }
 224
 225       devices[:controllers] << controller
 226
 227       IO.popen(["lspci", "-Dkvmm", "-s", controller[:pci_slot]]).each do |line|
 228         if line =~ /^SVendor:\s+(\S.*\S)\s*$/
 229           controller[:vendor] = Regexp.last_match(1)
 230         elsif line =~ /^SDevice:\s+(\S.*\S)\s*$/
 231           controller[:model] = Regexp.last_match(1)
 232         end
 233       end
 234
 235       Dir.glob("#{device}/device/block/*").each do |block|
 236         size = read_sysctl_file("#{block}/size").to_f / 2
 237
 238         disk = {
 239           :id => devices[:disks].count,
 240           :controller => controller[:id],
 241           :device => "/dev/#{File.basename(block)}",
 242           :vendor => controller[:vendor],
 243           :model => controller[:model],
 244           :size => format_disk_size(size),
 245           :arrays => []
 246         }
 247
 248         devices[:disks] << disk
 249         controller[:disks] << disk[:id]
 250       end
 251     end
 252   end
 253
 254   def find_md_arrays(devices)
 255     array = nil
 256
 257     File.new("/proc/mdstat", "r").each do |line|
 258       if line =~ /^(md\d+) : active raid(\d+)((?: (?:sd[a-z]|nvme\d+n\d+)\d*\[\d+\](?:\([A-Z]\))*)+)$/
 259         array = {
 260           :id => devices[:arrays].count,
 261           :device => "/dev/#{Regexp.last_match(1)}",
 262           :raid_level => Regexp.last_match(2),
 263           :disks => []
 264         }
 265
 266         Regexp.last_match(3).scan(/ (sd[a-z]+|nvme\d+n\d+)\d*\[\d+\](?:\([A-Z]\))*/).flatten.each do |device|
 267           if disk = devices[:disks].find { |d| d[:device] == "/dev/#{device}" }
 268             disk[:arrays] << array[:id]
 269             array[:disks] << disk[:id]
 270           end
 271         end
 272
 273         devices[:arrays] << array
 274       elsif array && line =~ /^\s+(\d+) blocks/
 275         array[:size] = format_disk_size(Regexp.last_match(1).to_i)
 276       end
 277     end
 278   end
 279
 280   def find_hp_disks(devices)
 281     controllers = []
 282     disks = []
 283
 284     controller = nil
 285     array = nil
 286     disk = nil
 287
 288     IO.popen(%w(hpssacli controller all show config detail)).each do |line|
 289       if line =~ /^Smart Array (\S+) /
 290         controller = {
 291           :id => devices[:controllers].count,
 292           :model => Regexp.last_match(1),
 293           :arrays => [],
 294           :disks => []
 295         }
 296
 297         devices[:controllers] << controller
 298
 299         controllers << controller
 300
 301         array = nil
 302         disk = nil
 303       elsif controller && line =~ /^   (\S.*):\s+(.*)$/
 304         case Regexp.last_match(1)
 305         when "Serial Number" then controller[:serial_number] = Regexp.last_match(2)
 306         when "Hardware Revision" then controller[:hardware_version] = Regexp.last_match(2)
 307         when "Firmware Version" then controller[:firmware_version] = Regexp.last_match(2)
 308         when "PCI Address (Domain:Bus:Device.Function)" then controller[:pci_slot] = Regexp.last_match(2)
 309         end
 310       elsif controller && line =~ /^      Logical Drive: (\d+)$/
 311         array = {
 312           :id => devices[:arrays].count,
 313           :controller => controller[:id],
 314           :number => Regexp.last_match(1),
 315           :disks => []
 316         }
 317
 318         devices[:arrays] << array
 319         controller[:arrays] << array[:id]
 320
 321         disk = nil
 322       elsif controller && line =~ /^      physicaldrive (\S+) /
 323         disks << Regexp.last_match(1)
 324       elsif array && line =~ /^      physicaldrive (\S+)$/
 325         disk = {
 326           :id => devices[:disks].count,
 327           :controller => controller[:id],
 328           :arrays => [array[:id]],
 329           :location => Regexp.last_match(1),
 330           :smart_device => "cciss,#{disks.find_index(Regexp.last_match(1))}"
 331         }
 332
 333         devices[:disks] << disk
 334         controller[:disks] << disk[:id]
 335         array[:disks] << disk[:id]
 336       elsif disk && line =~ /^         (\S[^:]+):\s+(.*\S)\s*$/
 337         case Regexp.last_match(1)
 338         when "Interface Type" then disk[:interface] = Regexp.last_match(2)
 339         when "Size" then disk[:size] = Regexp.last_match(2)
 340         when "Rotational Speed" then disk[:rpm] = Regexp.last_match(2)
 341         when "Firmware Revision" then disk[:firmware_version] = Regexp.last_match(2)
 342         when "Serial Number" then disk[:serial_number] = Regexp.last_match(2)
 343         when "Model" then disk[:model] = Regexp.last_match(2)
 344         end
 345       elsif array && line =~ /^         (\S[^:]+):\s+(.*\S)\s*$/
 346         case Regexp.last_match(1)
 347         when "Size" then array[:size] = Regexp.last_match(2)
 348         when "Fault Tolerance" then array[:raid_level] = Regexp.last_match(2)
 349         when "Disk Name" then array[:device] = Regexp.last_match(2).strip
 350         when "Mount Points" then array[:mount_point] = Regexp.last_match(2).split.first
 351         when "Unique Identifier" then array[:wwn] = Regexp.last_match(2)
 352         end
 353       end
 354     end
 355
 356     controllers.each do |controller|
 357       if device = Dir.glob("/sys/bus/pci/devices/#{controller[:pci_slot]}/cciss*").first
 358         controller[:device] = File.basename(device).sub(/^cciss(\d+)$/, "/dev/cciss/c\\1d0")
 359       elsif device = Dir.glob("/sys/bus/pci/devices/#{controller[:pci_slot]}/host*/target*:3:0/*:3:0:0/scsi_generic/sg*").first
 360         controller[:device] = "/dev/#{File.basename(device)}"
 361       elsif device = Dir.glob("/sys/bus/pci/devices/#{controller[:pci_slot]}/host*/target*:1:0/*:1:0:0/scsi_generic/sg*").first
 362         controller[:device] = "/dev/#{File.basename(device)}"
 363       end
 364     end
 365   end
 366
 367   def find_megaraid_disks(devices)
 368     controllers = []
 369     arrays = []
 370
 371     controller = nil
 372     array = nil
 373     disk = nil
 374
 375     IO.popen(%w(megacli -AdpGetPciInfo -aAll -NoLog)).each do |line|
 376       if line =~ /^PCI information for Controller (\d+)$/
 377         controller = {
 378           :id => devices[:controllers].count,
 379           :arrays => [],
 380           :disks => []
 381         }
 382
 383         devices[:controllers] << controller
 384
 385         controllers << controller
 386       elsif line =~ /^Bus Number\s+:\s+(\d+)$/
 387         controller[:pci_slot] = format "0000:%02x", Integer("0x#{Regexp.last_match(1)}")
 388       elsif line =~ /^Device Number\s+:\s+(\d+)$/
 389         controller[:pci_slot] = format "%s:%02x", controller[:pci_slot], Integer("0x#{Regexp.last_match(1)}")
 390       elsif line =~ /^Function Number\s+:\s+(\d+)$/
 391         controller[:pci_slot] = format "%s.%01x", controller[:pci_slot], Integer("0x#{Regexp.last_match(1)}")
 392       end
 393     end
 394
 395     IO.popen(%w(megacli -AdpAllInfo -aAll -NoLog)).each do |line|
 396       if line =~ /^Adapter #(\d+)$/
 397         controller = controllers[Regexp.last_match(1).to_i]
 398       elsif line =~ /^(\S.*\S)\s*:\s+(\S.*)$/
 399         case Regexp.last_match(1)
 400         when "Product Name" then controller[:model] = Regexp.last_match(2)
 401         when "Serial No" then controller[:serial_number] = Regexp.last_match(2)
 402         when "FW Package Build" then controller[:firmware_version] = Regexp.last_match(2)
 403         end
 404       end
 405     end
 406
 407     IO.popen(%w(megacli -LdPdInfo -aAll -NoLog)).each do |line|
 408       if line =~ /^Adapter #(\d+)$/
 409         controller = controllers[Regexp.last_match(1).to_i]
 410       elsif controller && line =~ /^Virtual Drive: (\d+) \(Target Id: (\d+)\)$/
 411         pci_slot = controller[:pci_slot]
 412         target = Regexp.last_match(2)
 413         device = Dir.glob("/sys/bus/pci/devices/#{pci_slot}/host*/target*:2:#{target}/*:2:#{target}:0/block/*").first
 414
 415         array = {
 416           :id => devices[:arrays].count,
 417           :controller => controller[:id],
 418           :number => Regexp.last_match(1),
 419           :device => "/dev/#{File.basename(device)}",
 420           :disks => []
 421         }
 422
 423         devices[:arrays] << array
 424         controller[:arrays] << array[:id]
 425
 426         arrays << array
 427
 428         disk = nil
 429       elsif array && line =~ /^PD: (\d+) Information$/
 430         disk = {
 431           :id => devices[:disks].count,
 432           :controller => controller[:id],
 433           :arrays => [array[:id]]
 434         }
 435
 436         devices[:disks] << disk
 437         controller[:disks] << disk[:id]
 438         array[:disks] << disk[:id]
 439       elsif disk && line =~ /^Firmware state:\s+(.*\S)\s*$/
 440         Regexp.last_match(1).split(/,\s*/).each do |state|
 441           case state
 442           when "Online" then disk[:status] = "online"
 443           when "Hotspare" then disk[:status] = "hotspare"
 444           when "Spun Up" then disk[:spun_down] = false
 445           when "Spun down" then disk[:spun_down] = true
 446           end
 447         end
 448       elsif disk && line =~ /^(\S.*\S)\s*:\s+(\S.*)$/
 449         case Regexp.last_match(1)
 450         when "Device Id" then disk[:smart_device] = "megaraid,#{Regexp.last_match(2)}"
 451         when "WWN" then disk[:wwn] = Regexp.last_match(2)
 452         when "PD Type" then disk[:interface] = Regexp.last_match(2)
 453         when "Raw Size" then disk[:size] = memory_to_disk_size(Regexp.last_match(2).sub(/\s*\[.*\]$/, ""))
 454         when "Inquiry Data" then disk[:vendor], disk[:model], disk[:serial_number] = Regexp.last_match(2).split
 455         end
 456       elsif array && line =~ /^(\S.*\S)\s*:\s+(\S.*)$/
 457         case Regexp.last_match(1)
 458         when "RAID Level" then array[:raid_level] = Regexp.last_match(2).scan(/Primary-(\d+)/).first.first
 459         when "Size" then array[:size] = Regexp.last_match(2)
 460         end
 461       end
 462     end
 463
 464     IO.popen(%w(megacli -PDList -aAll -NoLog)).each do |line|
 465       if line =~ /^Adapter #(\d+)$/
 466         controller = controllers[Regexp.last_match(1).to_i]
 467       elsif controller && line =~ /^Enclosure Device ID: \d+$/
 468         disk = {
 469           :controller => controller[:id]
 470         }
 471       elsif disk && line =~ /^WWN:\s+(\S+)$/
 472         unless devices[:disks].find { |d| d[:wwn] == Regexp.last_match(1) }
 473           disk[:id] = devices[:disks].count
 474           disk[:wwn] = Regexp.last_match(1)
 475
 476           devices[:disks] << disk
 477         end
 478       elsif disk && line =~ /^Firmware state:\s+(.*\S)\s*$/
 479         Regexp.last_match(1).split(/,\s*/).each do |state|
 480           case state
 481           when "Online" then disk[:status] = "online"
 482           when "Hotspare" then disk[:status] = "hotspare"
 483           when "Spun Up" then disk[:state] = "spun_up"
 484           when "Spun down" then disk[:state] = "spun_down"
 485           end
 486         end
 487       elsif disk && line =~ /^(\S.*\S)\s*:\s+(\S.*)$/
 488         case Regexp.last_match(1)
 489         when "Device Id" then disk[:smart_device] = "megaraid,#{Regexp.last_match(2)}"
 490         when "PD Type" then disk[:interface] = Regexp.last_match(2)
 491         when "Raw Size" then disk[:size] = memory_to_disk_size(Regexp.last_match(2).sub(/\s*\[.*\]$/, ""))
 492         when "Inquiry Data" then disk[:vendor], disk[:model], disk[:serial_number] = Regexp.last_match(2).split
 493         end
 494       end
 495     end
 496
 497     controllers.each do |controller|
 498       if device = Dir.glob("/sys/bus/pci/devices/#{controller[:pci_slot]}/host*/target*:2:0/*/scsi_generic/sg*").first
 499         controller[:device] = "/dev/#{File.basename(device)}"
 500       end
 501     end
 502   end
 503
 504   def find_mpt_disks(devices)
 505     controllers = []
 506
 507     IO.popen(%w(sas2ircu list)).each do |line|
 508       next unless line =~ /^\s+(\d+)\s+(\S+)\s+\h+h\s+\h+h\s+(\S+)\s+\h+h\s+\h+h\s*$/
 509       controllers[Regexp.last_match(1).to_i] = {
 510         :id => devices[:controllers].count,
 511         :model => Regexp.last_match(2),
 512         :pci_slot => Regexp.last_match(3).sub(/^(\h{2})h:(\h{2})h:(\h{2})h:0(\h)h$/, "00\\1:\\2:\\3.\\4"),
 513         :arrays => [],
 514         :disks => []
 515       }
 516
 517       devices[:controllers] << controllers[Regexp.last_match(1).to_i]
 518     end
 519
 520     controllers.each_with_index do |controller, index|
 521       arrays = []
 522       disks = []
 523
 524       array = nil
 525       disk = nil
 526
 527       IO.popen(["sas2ircu", index.to_s, "display"]).each do |line|
 528         if line =~ /^IR volume (\d+)$/
 529           array = {
 530             :id => devices[:arrays].count,
 531             :controller => controller[:id],
 532             :number => Regexp.last_match(1),
 533             :disks => []
 534           }
 535
 536           devices[:arrays] << array
 537           controller[:arrays] << array[:id]
 538
 539           arrays << array
 540         elsif line =~ /^Device is a Hard disk$/
 541           disk = {
 542             :id => devices[:disks].count,
 543             :controller => controller[:id],
 544             :arrays => []
 545           }
 546
 547           devices[:disks] << disk
 548           controller[:disks] << disk[:id]
 549
 550           disks << disk
 551         elsif disk && line =~ /^  (\S.*\S)\s+:\s+(.*\S)\s*$/
 552           case Regexp.last_match(1)
 553           when "Enclosure #" then disk[:location] = Regexp.last_match(2)
 554           when "Slot #" then disk[:location] = "#{disk[:location]}:#{Regexp.last_match(2)}"
 555           when "SAS Address" then disk[:device] = find_sas_device(Regexp.last_match(2).tr("-", ""))
 556           when "Size (in MB)/(in sectors)" then disk[:size] = memory_to_disk_size("#{Regexp.last_match(2).split('/').first} MB")
 557           when "Manufacturer" then disk[:vendor] = Regexp.last_match(2)
 558           when "Model Number" then disk[:model] = Regexp.last_match(2)
 559           when "Firmware Revision" then disk[:firmware_version] = Regexp.last_match(2)
 560           when "Serial Number" then disk[:serial_number] = Regexp.last_match(2)
 561           when "Protocol" then disk[:interface] = Regexp.last_match(2)
 562           end
 563         elsif array && line =~ /^  PHY\[\d+\] Enclosure#\/Slot#\s+:\s+(\d+:\d+)\s*$/
 564           array[:disks] << Regexp.last_match(1)
 565         elsif array && line =~ /^  (\S.*\S)\s+:\s+(.*\S)\s*$/
 566           case Regexp.last_match(1)
 567           when "Volume wwid" then array[:device] = find_sas_device(Regexp.last_match(2))
 568           when "RAID level" then array[:raid_level] = Regexp.last_match(2).sub(/^RAID/, "")
 569           when "Size (in MB)" then array[:size] = "#{Regexp.last_match(2)} MB"
 570           end
 571         elsif line =~ /^  (\S.*\S)\s+:\s+(.*\S)\s*$/
 572           case Regexp.last_match(1)
 573           when "BIOS version" then controller[:bios_version] = Regexp.last_match(2)
 574           when "Firmware version" then controller[:firmware_version] = Regexp.last_match(2)
 575           end
 576         end
 577       end
 578
 579       arrays.each do |array|
 580         array[:disks].map! do |location|
 581           disk = disks.find { |disk| disk[:location] == location }
 582
 583           disk[:arrays] << array[:id]
 584           disk[:id]
 585         end
 586       end
 587     end
 588   end
 589
 590   def find_adaptec_disks(devices)
 591     controller_count = IO.popen(%w(arcconf getconfig 0)).first.scan(/^Controllers Found: (\d+)$/i).first.first.to_i
 592
 593     1.upto(controller_count).each do |controller_number|
 594       controller = {
 595         :id => devices[:controllers].count,
 596         :number => controller_number,
 597         :arrays => [],
 598         :disks => []
 599       }
 600
 601       devices[:controllers] << controller
 602
 603       arrays = []
 604       disks = []
 605
 606       array = nil
 607       disk = nil
 608
 609       IO.popen(["arcconf", "getconfig", controller_number.to_s]).each do |line|
 610         if line =~ /^Logical Device Number (\d+)$/i
 611           array = {
 612             :id => devices[:arrays].count,
 613             :controller => controller[:id],
 614             :number => Regexp.last_match(1).to_i,
 615             :disks => []
 616           }
 617
 618           devices[:arrays] << array
 619           controller[:arrays] << array[:id]
 620
 621           arrays << array
 622         elsif line =~ /^      Device #(\d+)$/
 623           disk = nil
 624         elsif line =~ /^         Device is a Hard drive$/
 625           disk = {
 626             :id => devices[:disks].count,
 627             :controller => controller[:id],
 628             :arrays => []
 629           }
 630
 631           devices[:disks] << disk
 632           controller[:disks] << disk[:id]
 633
 634           disks << disk
 635         elsif disk && line =~ /^         Reported Channel,Device\(T:L\)\s*:\s+(\d+),(\d+)\(\d+:0\)\s*$/
 636           disk[:channel_number] = Regexp.last_match(1)
 637           disk[:device_number] = Regexp.last_match(2)
 638         elsif disk && line =~ /^         (\S.*\S)\s*:\s+(\S.*\S)\s*$/
 639           case Regexp.last_match(1)
 640           when "Reported Location" then disk[:location] = Regexp.last_match(2)
 641           when "Vendor" then disk[:vendor] = Regexp.last_match(2)
 642           when "Model" then disk[:model] = Regexp.last_match(2)
 643           when "Firmware" then disk[:firmware_version] = Regexp.last_match(2)
 644           when "Serial number" then disk[:serial_number] = Regexp.last_match(2)
 645           when "Serial Number" then disk[:serial_number] = Regexp.last_match(2)
 646           when "World-wide name" then disk[:wwn] = Regexp.last_match(2)
 647           when "World-wide Name" then disk[:wwn] = Regexp.last_match(2)
 648           when "Total Size" then disk[:size] = memory_to_disk_size(Regexp.last_match(2))
 649           when "Size" then disk[:size] = memory_to_disk_size(Regexp.last_match(2))
 650           end
 651         elsif array && line =~ / Present \(.*((?:Connector|Enclosure):\d+,\s*(?:Device|Slot):\d+)\) /
 652           array[:disks] << Regexp.last_match(1).tr(":", " ").gsub(/,\s*/, ", ")
 653         elsif array && line =~ /^   (\S.*\S)\s*:\s+(\S.*\S)\s*$/
 654           case Regexp.last_match(1)
 655           when "RAID level" then array[:raid_level] = Regexp.last_match(2)
 656           when "RAID Level" then array[:raid_level] = Regexp.last_match(2)
 657           when "Size" then array[:size] = memory_to_disk_size(Regexp.last_match(2))
 658           end
 659         elsif line =~ /^   (\S.*\S)\s*:\s+(\S.*\S)\s*$/
 660           case Regexp.last_match(1)
 661           when "Controller Model" then controller[:model] = Regexp.last_match(2)
 662           when "Controller Serial Number" then controller[:serial_number] = Regexp.last_match(2)
 663           when "Controller World Wide Name" then controller[:wwn] = Regexp.last_match(2)
 664           when "BIOS" then controller[:bios_version] = Regexp.last_match(2)
 665           when "Firmware" then controller[:firmware_version] = Regexp.last_match(2)
 666           end
 667         elsif line =~ /^         Serial Number\s*:\s+(\S.*\S)\s*$/
 668           controller[:serial_number] = Regexp.last_match(1)
 669         end
 670       end
 671
 672       host = Dir.glob("/sys/class/scsi_host/host*").find do |host|
 673         read_sysctl_file("#{host}/serial_number") == controller[:serial_number]
 674       end
 675
 676       arrays.each do |array|
 677         array_number = array[:number]
 678         device = Dir.glob("#{host}/device/target*:0:#{array_number}/*:0:#{array_number}:0/block/*").first
 679
 680         array[:device] = "/dev/#{File.basename(device)}"
 681
 682         array[:disks].map! do |location|
 683           disk = disks.find { |disk| disk[:location] == location }
 684
 685           device_number = disk[:device_number]
 686           device = Dir.glob("#{host}/device/target*:1:#{device_number}/*:1:#{device_number}:0/scsi_generic/*").first
 687
 688           disk[:device] = "/dev/#{File.basename(device)}"
 689
 690           disk[:arrays] << array[:id]
 691           disk[:id]
 692         end
 693       end
 694     end
 695   end
 696
 697   def find_areca_disks(devices)
 698     controller = {
 699       :id => devices[:controllers].count,
 700       :arrays => [],
 701       :disks => []
 702     }
 703
 704     devices[:controllers] << controller
 705
 706     IO.popen(%w(/opt/areca/x86_64/cli64 sys info)).each do |line|
 707       next unless line =~ /^(\S.*\S)\s+:\s+(.*\S)\s*$/
 708
 709       case Regexp.last_match(1)
 710       when "Firmware Version" then controller[:firmware_version] = Regexp.last_match(2)
 711       when "BOOT ROM Version" then controller[:bios_version] = Regexp.last_match(2)
 712       when "Serial Number" then controller[:serial_number] = Regexp.last_match(2)
 713       when "Controller Name" then controller[:model] = Regexp.last_match(2)
 714       end
 715     end
 716
 717     path = Dir.glob("/sys/bus/pci/devices/*/host*/scsi_host/host*/host_fw_model").find do |file|
 718       read_sysctl_file(file) == controller[:model]
 719     end
 720
 721     controller[:pci_slot] = File.basename(File.expand_path("#{path}/../../../.."))
 722     controller[:device] = File.basename(Dir.glob(File.expand_path("#{path}/../../../target0:0:16/0:0:16:0/scsi_generic/*")).first)
 723
 724     arrays = []
 725
 726     IO.popen(%w(/opt/areca/x86_64/cli64 vsf info)).each do |line|
 727       next unless line =~ /^\s+(\d+)\s+/
 728       array = {
 729         :id => devices[:arrays].count,
 730         :number => Regexp.last_match(1),
 731         :controller => controller[:id],
 732         :disks => []
 733       }
 734
 735       devices[:arrays] << array
 736       controller[:arrays] << array[:id]
 737
 738       arrays << array
 739     end
 740
 741     arrays.each do |array|
 742       IO.popen(["/opt/areca/x86_64/cli64", "vsf", "info", "vol=#{array[:number]}"]).each do |line|
 743         if line =~ /^SCSI Ch\/Id\/Lun\s+:\s+(\d+)\/(\d+)\/(\d+)\s*$/
 744           pci_slot = controller[:pci_slot]
 745           channel = Regexp.last_match(1).to_i
 746           id = Regexp.last_match(2).to_i
 747           lun = Regexp.last_match(3).to_i
 748
 749           device = Dir.glob("/sys/bus/pci/devices/#{pci_slot}/host*/target*:0:0/0:#{channel}:#{id}:#{lun}/block/*").first
 750
 751           array[:device] = "/dev/#{File.basename(device)}"
 752         elsif line =~ /^(\S.*\S)\s+:\s+(.*\S)\s*$/
 753           case Regexp.last_match(1)
 754           when "Volume Set Name" then array[:volume_set] = Regexp.last_match(2)
 755           when "Raid Set Name" then array[:raid_set] = Regexp.last_match(2)
 756           when "Volume Capacity" then array[:size] = format_disk_size(Regexp.last_match(2).to_f * 1000 * 1000)
 757           when "Raid Level" then array[:raid_level] = Regexp.last_match(2).sub(/^Raid/, "")
 758           end
 759         end
 760       end
 761     end
 762
 763     disks = []
 764
 765     IO.popen(%w(/opt/areca/x86_64/cli64 disk info)).each do |line|
 766       next unless line =~ /^\s+(\d+)\s+.*\s+\d+\.\d+GB\s+(\S.*\S)\s*$/
 767       next if Regexp.last_match(2) == "N.A."
 768
 769       disk = {
 770         :id => devices[:disks].count,
 771         :number => Regexp.last_match(1),
 772         :controller => controller[:id],
 773         :arrays => []
 774       }
 775
 776       devices[:disks] << disk
 777       controller[:disks] << disk[:id]
 778
 779       if array = arrays.find { |array| array[:raid_set] == Regexp.last_match(2) }
 780         disk[:arrays] << array[:id]
 781         array[:disks] << disk[:id]
 782       end
 783
 784       disks << disk
 785     end
 786
 787     disks.each do |disk|
 788       IO.popen(["/opt/areca/x86_64/cli64", "disk", "info", "drv=#{disk[:number]}"]).each do |line|
 789         if line =~ /^IDE Channel\s+:\s+(\d+)\s*$/i
 790           disk[:smart_device] = "areca,#{Regexp.last_match(1)}"
 791         elsif line =~ /^Device Location\s+:\s+Enclosure#(\d+) Slot#?\s*0*(\d+)\s*$/i
 792           disk[:smart_device] = "areca,#{Regexp.last_match(2)}/#{Regexp.last_match(1)}"
 793         elsif line =~ /^(\S.*\S)\s+:\s+(.*\S)\s*$/
 794           case Regexp.last_match(1)
 795           when "Model Name" then disk[:vendor], disk[:model] = Regexp.last_match(2).split
 796           when "Serial Number" then disk[:serial_number] = Regexp.last_match(2)
 797           when "Disk Capacity" then disk[:size] = format_disk_size(Regexp.last_match(2).to_f * 1000 * 1000)
 798           end
 799         end
 800       end
 801     end
 802   end
 803
 804   def lvm_devices
 805     {
 806       :pvs => find_lvm_pvs,
 807       :vgs => find_lvm_vgs,
 808       :lvs => find_lvm_lvs
 809     }
 810   end
 811
 812   def find_lvm_pvs
 813     IO.popen(["pvdisplay", "-c"]).each_with_object({}) do |line, pvs|
 814       fields = line.strip.split(":")
 815
 816       pvs[fields[0]] = {
 817         :vg => fields[1],
 818         :pv_size => fields[2],
 819         :pv_status => fields[4],
 820         :pe_size => fields[7],
 821         :pe_total => fields[8],
 822         :pe_free => fields[9],
 823         :pe_allocated => fields[10],
 824         :pv_uuid => fields[11]
 825       }
 826     end
 827   end
 828
 829   def find_lvm_vgs
 830     IO.popen(["vgdisplay", "-c"]).each_with_object({}) do |line, vgs|
 831       fields = line.strip.split(":")
 832
 833       vgs[fields[0]] = {
 834         :vg_access => fields[1],
 835         :vg_status => fields[2],
 836         :lv_maximum => fields[4],
 837         :lv_count => fields[5],
 838         :lv_open => fields[6],
 839         :pv_maximum => fields[8],
 840         :pv_current => fields[9],
 841         :pv_actual => fields[10],
 842         :vg_size => fields[11],
 843         :pe_size => fields[12],
 844         :pe_total => fields[13],
 845         :pe_allocated => fields[14],
 846         :pe_free => fields[15],
 847         :vg_uuid => fields[16]
 848       }
 849     end
 850   end
 851
 852   def find_lvm_lvs
 853     IO.popen(["lvdisplay", "-c"]).each_with_object({}) do |line, lvs|
 854       fields = line.strip.split(":")
 855
 856       lvs[fields[0]] = {
 857         :vg => fields[1],
 858         :lv_access => fields[2],
 859         :lv_status => fields[3],
 860         :lv_open => fields[5],
 861         :lv_size => fields[6],
 862         :le_count => fields[7],
 863         :lv_minor => fields[11],
 864         :lv_major => fields[12]
 865       }
 866     end
 867   end
 868
 869   def psu_devices
 870     device = nil
 871
 872     IO.popen(["dmidecode", "-t", "39"]).each_with_object([]) do |line, devices|
 873       if line =~ /^System Power Supply\s*$/
 874         device = {}
 875       elsif device && line =~ /^\s+([A-Z ]+):\s+(.*)\s*$/i
 876         device[Regexp.last_match(1).tr(" ", "_").downcase.to_sym] = Regexp.last_match(2).strip
 877       elsif device && line =~ /^\s*$/
 878         devices << device
 879         device = nil
 880       end
 881     end
 882   end
 883
 884   def mc_device
 885     device = {}
 886
 887     IO.popen(["ipmitool", "mc", "info"]).each_with_object([]) do |line, devices|
 888       if line =~ /(Manufacturer [A-Z ]+[A-Z])\s*:\s+(.*\S)\s+\(.*\)\s*$/i
 889         device[Regexp.last_match(1).tr(" ", "_").downcase.to_sym] = Regexp.last_match(2)
 890       elsif line =~ /(Product [A-Z ]+[A-Z])\s*:\s+(.*\S)\s+\(.*\)\s*$/i
 891         device[Regexp.last_match(1).tr(" ", "_").downcase.to_sym] = Regexp.last_match(2)
 892       elsif line =~ /([A-Z ]+[A-Z])\s*:\s+(.*\S)\s*$/i
 893         device[Regexp.last_match(1).tr(" ", "_").downcase.to_sym] = Regexp.last_match(2)
 894       end
 895     end
 896
 897     IO.popen(["ipmitool", "mc", "guid"]).each_with_object([]) do |line, devices|
 898       if line =~ /^System GUID\s*:\s+(\S+)\s*$/
 899         device[:system_guid] = Regexp.last_match(1)
 900       end
 901     end
 902
 903     device
 904   end
 905
 906   collect_data(:default) do
 907     hardware Mash.new
 908
 909     hardware[:pci] = pci_devices
 910     hardware[:network] = network_devices
 911     hardware[:memory] = memory_devices
 912     hardware[:disk] = disk_devices
 913     hardware[:lvm] = lvm_devices
 914     hardware[:psu] = psu_devices
 915     hardware[:mc] = mc_device
 916   end
 917 end