[CentOS] slightly off-topic, RAID program for on-board SAS 2308-4i ?

m.roth at 5-cent.us m.roth at 5-cent.us
Tue Feb 16 23:37:48 UTC 2016


John R Pierce wrote:
> On 2/16/2016 3:23 PM, Zube wrote:
>> Does anyone know what program can be used to query the RAID status
>> from the OS for an on-board LSI SAS 2308-4i?
>
> the 2308 isn't actually a megaraid, its a simple SAS HBA that has an
> optional raid mode IF its flashed with IR firmware... this only supports
> raid 0/1/10.      I always(!) flash these with the IT firmware that
> turns them back into a plain SAS HBA, and then use operating system
> native raid (mdraid for centos).
>
> the megaraid management software does support these chips in IR mode,
> but megacli is an awful thing to use.   i found it so awful that I
> located and tweaked a couple python scripts to make it easier to use on
> a LSI MegaRAID 9261-8i (which doesn't /have/ any IT mode)

Yes - he's *absolutely* right. This software is user-surly, except when
it's outright user-hostile. I found the same script, and use it.

       mark
>
> # lsi-raidinfo
> -- Controllers --
> -- ID | Model
> c0 | LSI MegaRAID SAS 9261-8i
>
> -- Volumes --
> -- ID | Type | Size | Status | InProgress
> volume c0u0 | RAID10 1x2 | 2727G | Optimal | None
> volume c0u1 | RAID60 1x8 | 16370G | Optimal | None
> volume c0u2 | RAID60 1x8 | 16370G | Optimal | None
>
> -- Disks --
> -- Encl:Slot | vol-span-unit | Model | Status
> disk 8:0 | 0-0-0 | Z291VTS5ST33000650NS 0003 | Online, Spun Up
> disk 8:1 | 0-0-1 | Z291VTRPST33000650NS 0003 | Online, Spun Up
> disk 8:2 | 1-0-0 | Z291VTKWST33000650NS 0003 | Online, Spun Up
> disk 8:3 | 1-0-1 | Z291VT9YST33000650NS 0003 | Online, Spun Up
> disk 8:4 | 1-0-2 | Z291VTT6ST33000650NS 0003 | Online, Spun Up
> disk 8:5 | 1-0-3 | Z291VT6CST33000650NS 0003 | Online, Spun Up
> disk 8:6 | 1-0-4 | Z291VTLAST33000650NS 0003 | Online, Spun Up
> disk 8:7 | 1-0-5 | Z291VTK1ST33000650NS 0003 | Online, Spun Up
> disk 8:8 | 1-0-6 | Z291VTNGST33000650NS 0003 | Online, Spun Up
> disk 8:9 | 1-0-7 | Z291VTRAST33000650NS 0003 | Online, Spun Up
> disk 8:10 | 2-0-0 | Z291VV05ST33000650NS 0003 | Online, Spun Up
> disk 8:11 | 2-0-1 | Z291VTW1ST33000650NS 0003 | Online, Spun Up
> disk 8:12 | 2-0-2 | Z291VTRLST33000650NS 0003 | Online, Spun Up
> disk 8:13 | 2-0-3 | Z291VTRXST33000650NS 0003 | Online, Spun Up
> disk 8:14 | 2-0-4 | Z291VSZGST33000650NS 0003 | Online, Spun Up
> disk 8:15 | 2-0-5 | Z291VSW1ST33000650NS 0003 | Online, Spun Up
> disk 8:16 | 2-0-6 | Z291VTB5ST33000650NS 0003 | Online, Spun Up
> disk 8:17 | 2-0-7 | Z291VSX8ST33000650NS 0003 | Online, Spun Up
> disk 8:18 | x-x-x | Z291VTS7ST33000650NS 0003 | Hotspare, Spun down
> disk 8:19 | x-x-x | Z291VT3HST33000650NS 0003 | Hotspare, Spun down
>
> the script that does this is here...
>
>
> # more bin/lsi-raidinfo
> #!/usr/bin/python
>
> # megaclisas-status 0.6
> # renamed lsi-raidinfo
> #
> # This program is free software; you can redistribute it and/or modify
> # it under the terms of the GNU General Public License as published by
> # the Free Software Foundation; either version 2 of the License, or
> # (at your option) any later version.
> #
> # This program is distributed in the hope that it will be useful,
> # but WITHOUT ANY WARRANTY; without even the implied warranty of
> # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> # GNU General Public License for more details.
> #
> # You should have received a copy of the GNU General Public License
> # along with Pulse 2; if not, write to the Free Software
> # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
> # MA 02110-1301, USA.
> #
> # Copyright (C) 2007-2009 Adam Cecile (Le_Vert)
>
> ## modified by johnpuskar at gmail.com 08/14/11
> # fixed for LSI 9285-8e on Openfiler
>
> ## modified by pierce at hogranch.com 2012-01-05
> # fixed for newer version of megacli output on RHEL6/CentOS6
> # output format extended to show raid span-unit and rebuild % complete
>
> import os
> import re
> import sys
>
> if len(sys.argv) > 2:
>      print 'Usage: lsi-raidinfo [-d]'
>      sys.exit(1)
>
> # if argument -d, only print disk info
> printarray = True
> printcontroller = True
> if len(sys.argv) > 1:
>      if sys.argv[1] == '-d':
>          printarray = False
>          printcontroller = False
>      else:
>          print 'Usage: lsi-raidinfo [-d]'
>          sys.exit(1)
>
> # Get command output
> def getOutput(cmd):
>      output = os.popen(cmd)
>      lines = []
>      for line in output:
>          if not re.match(r'^$',line.strip()):
>              lines.append(line.strip())
>      return lines
>
> def returnControllerNumber(output):
>      for line in output:
>          if re.match(r'^Controller Count.*$',line.strip()):
>              return int(line.split(':')[1].strip().strip('.'))
>
> def returnControllerModel(output):
>      for line in output:
>          if re.match(r'^Product Name.*$',line.strip()):
>              return line.split(':')[1].strip()
>
> def returnArrayNumber(output):
>      i = 0
>      for line in output:
>          if re.match(r'^Virtual (Drive|Disk).*$',line.strip()):
>              i += 1
>      return i
>
> def returnArrayInfo(output,controllerid,arrayid):
>      id = 'c'+str(controllerid)+'u'+str(arrayid)
>      # print 'DEBUG: id = '+str(id)
>      operationlinennumber = False
>      linenumber = 0
>      units = 1
>      type = 'JBOD'
>      span = 0
>      size = 0
>      for line in output:
>          if re.match(r'^RAID Level.*$',line.strip()):
>              type = line.strip().split(':')[1].strip()
>              type = 'RAID' + type.split(',')[0].split('-')[1].strip()
>              # print 'debug: type = '+str(type)
>          if re.match(r'^Number.*$',line.strip()):
>              units = line.strip().split(':')[1].strip()
>          if re.match(r'^Span Depth.*$',line.strip()):
>              span = line.strip().split(':')[1].strip()
>          if re.match(r'^Size.*$',line.strip()):
>              # Size reported in MB
>              if re.match(r'^.*MB$',line.strip().split(':')[1]):
>                  size = line.strip().split(':')[1].strip('MB').strip()
>                  size = str(int(round((float(size) / 1000))))+'G'
>              # Size reported in TB
>              elif re.match(r'^.*TB$',line.strip().split(':')[1]):
>                  size = line.strip().split(':')[1].strip('TB').strip()
>                  size = str(int(round((float(size) * 1000))))+'G'
>              # Size reported in GB (default)
>              else:
>                  size = line.strip().split(':')[1].strip('GB').strip()
>                  size = str(int(round((float(size)))))+'G'
>          if re.match(r'^State.*$',line.strip()):
>              state = line.strip().split(':')[1].strip()
>          if re.match(r'^Ongoing Progresses.*$',line.strip()):
>              operationlinennumber = linenumber
>          linenumber += 1
>          if operationlinennumber:
>              inprogress = output[operationlinennumber+1]
>          else:
>              inprogress = 'None'
>      if span > 1:
>          type = type+'0'
>      type = type + ' ' + str(span) + 'x' + str(units)
>      return [id,type,size,state,inprogress]
>
> def returnDiskInfo(output,controllerid,currentarrayid):
>      arrayid = False
>      oldarrayid = False
>      olddiskid = False
>      table = []
>      state = 'Offline'
>      model = 'Unknown'
>      enclnum = 'Unknown'
>      slotnum = 'Unknown'
>      enclsl = 'Unknown'
>
>      firstDisk = True
>      for line in output:
>          if re.match(r'Firmware state: .*$',line.strip()):
>              state = line.split(':')[1].strip()
>              if re.match(r'Rebuild',state):
>                  cmd2 = '/opt/MegaRAID/MegaCli/MegaCli64 pdrbld showprog
> physdrv['+str(enclnum)+':'+str(slotnum)+'] a'+str(controllerid)+' nolog'
>                  ll = getOutput(cmd2)
>                  state += ' completed ' + re.sub(r'Rebuild
> Progress.*Completed', '', ll[0]).strip();
>          if re.match(r'Slot Number: .*$',line.strip()):
>              slotnum = line.split(':')[1].strip()
>          if re.match(r'Inquiry Data: .*$',line.strip()):
>              model = line.split(':')[1].strip()
>              model = re.sub(' +', ' ', model)
>              model = re.sub('Hotspare Information', '',
> model).strip()     #remove bogus output from firmware 12.12
>          if re.match(r"(Drive|Disk)'s postion: .*$",line.strip()):
>              spans = line.split(',')
>              span = re.sub(r"(Drive|Disk).*DiskGroup:", '',
> spans[0]).strip()+'-'
>              span += spans[1].split(':')[1].strip()+'-'
>              span += spans[2].split(':')[1].strip()
>          if re.match(r'Enclosure Device ID: [0-9]+$',line.strip()):
>              if firstDisk == True:
>                  firstDisk = False
>              else:
>                  enclsl = str(enclnum)+':'+str(slotnum)
>                  table.append([str(enclsl), span, model, state])
>              span = 'x-x-x'
>              enclnum = line.split(':')[1].strip()
>      # Last disk of last array
>      enclsl = str(enclnum)+':'+str(slotnum)
>      table.append([str(enclsl), span, model, state])
>      arraytable = []
>      for disk in table:
>          arraytable.append(disk)
>      return arraytable
>
> cmd = '/opt/MegaRAID/MegaCli/MegaCli64 adpcount nolog'
> output = getOutput(cmd)
> controllernumber = returnControllerNumber(output)
>
> bad = False
>
> # List available controller
> if printcontroller:
>      print '-- Controllers --'
>      print '-- ID | Model'
>      controllerid = 0
>      while controllerid < controllernumber:
>          cmd = '/opt/MegaRAID/MegaCli/MegaCli64 adpallinfo
> a'+str(controllerid)+' nolog'
>          output = getOutput(cmd)
>          controllermodel = returnControllerModel(output)
>          print 'c'+str(controllerid)+' | '+controllermodel
>          controllerid += 1
>      print ''
>
> if printarray:
>      controllerid = 0
>      print '-- Volumes --'
>      print '-- ID | Type | Size | Status | InProgress'
>      # print 'controller number'+str(controllernumber)
>      while controllerid < controllernumber:
>          arrayid = 0
>          cmd = '/opt/MegaRAID/MegaCli/MegaCli64 ldinfo lall
> a'+str(controllerid)+' nolog'
>          output = getOutput(cmd)
>          arraynumber = returnArrayNumber(output)
> #       print 'array number'+str(arraynumber)
>          while arrayid < arraynumber:
>              cmd = '/opt/MegaRAID/MegaCli/MegaCli64 ldinfo
> l'+str(arrayid)+' a'+str(controllerid)+' nolog'
> #           print 'DEBUG: running '+str(cmd)
>              output = getOutput(cmd)
> #           print 'DEBUG: output '+str(output)
>              arrayinfo = returnArrayInfo(output,controllerid,arrayid)
>              print 'volume '+arrayinfo[0]+' | '+arrayinfo[1]+' |
> '+arrayinfo[2]+' | '+arrayinfo[3]+' | '+arrayinfo[4]
>              if not arrayinfo[3] == 'Optimal':
>                  bad = True
>              arrayid += 1
>          controllerid += 1
>      print ''
>
> print '-- Disks --'
> print '-- Encl:Slot | vol-span-unit | Model | Status'
>
> controllerid = 0
> while controllerid < controllernumber:
>      arrayid = 0
>      cmd = '/opt/MegaRAID/MegaCli/MegaCli64 ldinfo lall
> a'+str(controllerid)+' nolog'
>      output = getOutput(cmd)
>      arraynumber = returnArrayNumber(output)
>      while arrayid<arraynumber:         #grab disk arrayId info
>          cmd = '/opt/MegaRAID/MegaCli/MegaCli64 pdlist
> a'+str(controllerid)+' nolog'
>          #print 'debug: running '+str(cmd)
>          output = getOutput(cmd)
>          arraydisk = returnDiskInfo(output,controllerid,arrayid)
>
>          for array in arraydisk:
>              print 'disk '+array[0]+' | '+array[1]+' | '+array[2]+' |
> '+array[3]
>              arrayid += 1
>      controllerid += 1
>
> if bad:
>      print '\nThere is at least one disk/array in a NOT OPTIMAL state.'
>      sys.exit(1)
>
>
>
>
>
>
>
>
>
> --
> john r pierce, recycling bits in santa cruz
>
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>





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