OVERVIEW
Elesai is a wrapper around LSI's MegaCli
utility that provides access to common types of information about the RAID controllers via a show
action without the need to speak martian. It is a line-oriented tool so that it can be combined with other Unix command-line tools to process and manipulate the data (i.e., sed
, awk
, and friends). It also provides a check
action (currently as a Nagios plugin in both active and passive modes) which monitors the health of the array and its components and reports it accordingly (this is not yet configurable).
SYNOPSIS
elesai [global-options] <action> [action-options] [<component>]
where:
<action>
is one ofshow
orcheck
<component>
(forshow
action) is one ofadapter
virtualdrive
(orvd
)physicaldrive
(orpd
)bbu
Global options include:
-d
,--debug
: enable debug mode-f
,--fake DIRECTORY
: specifies path to directory containing output of MegaCli invocations:adpallinfo_aall
: output fromMegaCli -adpallinfo -aall -nolog
ldlist_aall
: output fromMegaCli -pdlist -aall -nolog
ldpdinfo_aall
: output fromMegaCli -ldpdinfo -aall -nolog
adpbbucmd_aall
: output fromMegaCli -adpcbucmd -aall -nolog
-m
,--megacli MEGACLI
: path toMegaCli
binary (if noth in$PATH
)-a
,--about
: display general information aboutelesai
-V
,--version
: displayelesai
's version
The <check>
can have options specific to itself:
-M
,--monitor MONITOR
: Monitoring system (default:nagios
)-m
,--mode [active|passive]
: Monitoring mode-H
,--nsca_hostname HOSTNAME
: NSCA hostname to send passive checks-c
,--config CONFIG
: Path to Senedsa (send_nsca) configuration-S
,--svc_descr SVC_DESCR
: Nagios service description
Elesai uses Senedsa for Nagios passive check submission, which can use a configuration file to set options. Additionally, it will invoke MegaCli
with sudo
if not run by root
.
Invocations
Normal Invocation
root@boxie:~# elesai show pd | sort -k 4
[PD] e253s3 27 online:spunup 1.82TB HDD SATA 0 0 9WM1B7VDST32000644NS SN11
[PD] e252s7 23 online:spunup 1.82TB HDD SATA 0 0 9WM1FX1LST32000644NS SN11
[PD] e253s0 24 online:spunup 1.82TB HDD SATA 0 0 9WM1GF2NST32000644NS SN11
[PD] e253s1 25 online:spunup 1.82TB HDD SATA 0 0 9WM1GY85ST32000644NS SN11
[PD] e252s6 22 online:spunup 1.82TB HDD SATA 0 0 9WM1GYKJST32000644NS SN11
[PD] e253s2 26 online:spunup 1.82TB HDD SATA 0 0 9WM1HA0NST32000644NS SN11
[PD] e253s5 29 online:spunup 1.82TB HDD SATA 0 0 9WM7L834ST32000644NS SN12
[PD] e252s4 12 online:spunup 223.06GB SSD SATA 0 0 CVPR138405AQ300EGN INTEL SSDSA2CW300G3 4PC10362
[PD] e252s2 9 online:spunup 223.06GB SSD SATA 0 0 CVPR140100MQ300EGN INTEL SSDSA2CW300G3 4PC10362
[PD] e252s0 11 online:spunup 223.06GB SSD SATA 0 0 CVPR140201KZ300EGN INTEL SSDSA2CW300G3 4PC10362
[PD] e252s1 10 online:spunup 223.06GB SSD SATA 0 0 CVPR141300K9300EGN INTEL SSDSA2CW300G3 4PC10362
[PD] e252s3 8 online:spunup 223.06GB SSD SATA 0 0 CVPR141301KG300EGN INTEL SSDSA2CW300G3 4PC10362
[PD] e253s4 30 failed:spunup 1.82TB HDD SATA 0 0 9WM5Y4AEST32000644NS SN12
[PD] e252s5 13 hotspare:spunup 223.06GB SSD SATA 0 0 CVPR140100TT300EGN INTEL SSDSA2CW300G3 4PC10362
Remote Invocation
Pipe output to elesai
:
root@boxie:~# ssh server.example.com sudo MegaCli -pdlist -aall | elesai show pd
[PD] e252s0 16 online:spunup 278.46GB HDD SAS 0 0 a0 SEAGATE ST3300657SS 00066SJ01W4G
[PD] e252s1 17 online:spunup 278.46GB HDD SAS 0 0 a0 SEAGATE ST3300657SS 00066SJ01TTR
[PD] e252s2 20 online:spunup 278.46GB HDD SAS 0 0 a0 SEAGATE ST3300657SS 00066SJ02BCX
[PD] e252s3 21 online:spunup 278.46GB HDD SAS 0 0 a0 SEAGATE ST3300657SS 00066SJ025LP
[PD] e252s4 18 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1G6MXST32000644NS SN11
[PD] e252s5 28 online:spunup 1.82TB HDD SATA 0 0 a0 9WM0FFYCST32000644NS SN11
[PD] e252s6 22 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1GYKJST32000644NS SN11
[PD] e252s7 23 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1FX1LST32000644NS SN11
[PD] e253s0 24 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1GF2NST32000644NS SN11
[PD] e253s1 25 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1GY85ST32000644NS SN11
[PD] e253s2 26 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1HA0NST32000644NS SN11
[PD] e253s3 27 online:spunup 1.82TB HDD SATA 0 0 a0 9WM1B7VDST32000644NS SN11
[PD] e253s4 30 online:spunup 1.82TB HDD SATA 0 0 a0 9WM5Y4AEST32000644NS SN12
[PD] e253s5 29 online:spunup 1.82TB HDD SATA 0 0 a0 9WM7L834ST32000644NS SN12
[PD] e253s6 31 unconfigured(bad): 0.00KB HDD SAS 0 0 a0 SEAGATE ST33000650SS 0003Z29182VM
[PD] e253s7 32 unconfigured(bad): 0.00KB HDD SAS 0 0 a0 SEAGATE ST33000650SS 0003Z291A3QV