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nobackticks edition

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kneutron 2021-04-12 17:30:51 -05:00 committed by GitHub
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63
ZFS/replacedrives-withbigger--boojum.sh
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@ -5,11 +5,12 @@
# HOWTO - edit, search this file for TODO and replace things where necessary before running!
# NOTE this script will auto-GPT-label new disks!!!
# NOTE this script is interactive and will wait for PK = presskey/enter
# DEPENDS: parted, working zfs installation
# 2016 Dave Bechtel
# =LLC= © (C)opyright 2016 Boojum Consulting LLC / Dave Bechtel, All rights reserved.
## NOTICE: Only Boojum Consulting LLC personnel may use or redistribute this code,
## Unless given explicit permission by the author - see http://www.boojumconsultingsa.com
#
# GOAL - replace all disks in pool1 with larger disks ON THE FLY, no downtime;
# Adapted from mkdynpoolbigger-inplace--boojum
@ -31,7 +32,7 @@ skipdisk=0 # Leave at 0 unless u know what u doing! for interrupt/resume AND r
logfile=~/replacedrives-withbigger.log
> $logfile # clearit
# TODO xxxxx change this to the zfs pool you are working on!
# TODO EDITME xxxxx change this to the zfs pool you are working on!
zp=zmir320comp
# TODO - can we make things easier by just adding a hotspare Xtimes and replacing with it??
@ -49,20 +50,20 @@ function logecho () {
args=$@
if [ -z "$args" ]; then
args='tmp'
args='placeholder'
while [ 1 ]; do
read -e -t2 args
if [ -n "$args" ]; then
echo $args |tee -a $logfile;
echo "$args" |tee -a $logfile;
else
break;
fi
done
else
echo $args |tee -a $logfile;
echo "$args" |tee -a $logfile;
fi
} # END FUNC
@ -72,10 +73,10 @@ dpath=/dev/disk/by-id
#dpath=/dev/disk/by-path
# If doing SCSI drives, use this
chkpoolmount=`df |grep -c $zp`
chkpoolmount=$(df |grep -c $zp)
[ $chkpoolmount -gt 0 ] || zpool import -d $dpath $zp
chkpoolmount=`df |grep -c $zp`
chkpoolmount=$(df |grep -c $zp)
[ $chkpoolmount -eq 0 ] && failexit 9999 "! $zp was not imported / is still not mounted!"
# assuming: ( TODO paste relevant part of "zpool status" here as map before running )
@ -89,7 +90,7 @@ chkpoolmount=`df |grep -c $zp`
# ata-WDC_WD10EZEX-00KUWA0_WD-WCC1S5925723 ONLINE 0 0 0
# xxxxx TODO change disks here!
# xxxxx TODO EDITME change disks here!
declare -a pooldisks # regular indexed array
pooldisks[1]=ata-SAMSUNG_HD322HJ_S17AJB0SA23730
pooldisks[2]=ata-ST3320620AS_9QF4BMH8
@ -105,7 +106,7 @@ pooldisks[2]=ata-ST3320620AS_9QF4BMH8
# NOTE CAPITAL A for assoc array!
declare -A ASrepdisks # associative array
# xxxxx TODO put new disk names / WWN IDs here before running!
# xxxxx TODO EDITME put new disk names / WWN IDs here before running!
# ASrepdisks == New disk name to replace original disk with
key=${pooldisks[1]} # zdyndisk1
ASrepdisks[$key]=ata-ST3500641AS_3PM1523A
@ -165,10 +166,10 @@ zpool status -v $zp >> $logfile
################################# TEH MAIN THING
zpool status -v $zp #|logecho
#logecho "`date` - Starting pool size: `df |grep $zp`"
startdata1="`date` - Starting pool size: "
startdata1="$(date) - Starting pool size: "
#startdata2="`df |grep $zp`"
startdata2=`df|head -n 1`
startdata2=$startdata2'\n'`df|grep $zp`
startdata2=$(df|head -n 1)
startdata2=$startdata2'\n'$(df|grep $zp)
echo -e "$startdata2" >> $logfile
#Filesystem 1K-blocks Used Available Use% Mounted on
#zredpool2 722824320 33628416 689195904 5% /zredpool2
@ -191,7 +192,7 @@ for i in {1..2}; do
df -h |grep $zp
logecho "Replacing disk #$i -- $mykey -- Insert Replacement disk: $repdisk into a free slot -- PK or ^C to quit!"
read -n 1
read -n 1
(set -x
zpool labelclear $dpath/$mykey #|| failexit 1000 "! Failed to zpool labelclear $dpath/$mykey"
@ -209,25 +210,25 @@ read -n 1
zpool status -v $zp >> $logfile
zpool status -v $zp
printf `date +%H:%M:%S`' ...waiting for resilver to complete...'
printf $(date +%H:%M:%S)' ...waiting for resilver to complete...'
waitresilver=1
while [ $waitresilver -gt 0 ];do
waitresilver=`zpool status -v $zp |grep -c resilvering`
waitresilver=$(zpool status -v $zp |grep -c resilvering)
sleep 2
done
echo 'Syncing to be sure'; time sync;
date |logecho
logecho "o OK - we replaced $mykey with $repdisk ... Remove disk $mykey"
logecho "+ check log and NOTE pool size has increased with every finished mirror column!"
logecho "o OK - we replaced $mykey with $repdisk ... Remove disk $mykey"
logecho "+ check log and NOTE pool size has increased with every finished mirror column!"
zpool status -v $zp >> $logfile
zpool status -v $zp >> $logfile
zpool status -v $zp
zfs list $zp >> $logfile
zpool list $zp >> $logfile
logecho "`date` - Disk $i = $mykey done - DF follows, moving on..."
df |grep $zp |logecho
logecho "$(date) - Disk $i = $mykey done - DF follows, moving on..."
df -hT |grep $zp |logecho
done
@ -238,8 +239,8 @@ echo "REMEMBER we started with:"
echo "$startdata1"
echo -e "$startdata2"
echo "NOW we have a fully expanded pool with new larger disks:"
echo "`date` - Pool size after IN-PLACE expansion, NO DOWNTIME:"
echo "`df |grep $zp`"
echo "$(date) - Pool size after IN-PLACE expansion, NO DOWNTIME:"
echo "$(df |grep $zp)"
echo 'o Complete!'
@ -247,15 +248,3 @@ echo 'o Complete!'
exit;
2016.0615 SUCCESSFULLY TESTED 320GB > 500GB DISKS :)
DONE startdata2:
sd2=`df|head -n 1`
sd2=$sd2'\n'`df|grep red`
echo -e "$sd2"
Filesystem 1K-blocks Used Available Use% Mounted on
zredpool2 722824320 33628416 689195904 5% /zredpool2
zredpool2/bigvai750 1061294592 372098688 689195904 36% /zredpool2/bigvai750
zredpool2/dvcompr 898452224 209256320 689195904 24% /zredpool2/dvcompr
zredpool2/dvds 1270349696 581153792 689195904 46% /zredpool2/dvds