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#!/bin/bash
. $(dirname $0)/../include.rc
. $(dirname $0)/../volume.rc
. $(dirname $0)/../dht.rc
NFILES=1000
touch_files () {
for i in $(seq 1 $NFILES); do
touch $(printf $M0/dir/file%02d $i) 2> /dev/null
done
}
count_files () {
found=0
for i in $(seq 1 $NFILES); do
if [ -f $(printf $1/dir/file%02d $i) ]; then
found=$((found+1))
fi
done
echo $found
}
wait_for_rebalance () {
while true; do
rebalance_completed
if [ $? -eq 1 ]; then
sleep 1
else
break
fi
done
}
get_xattr () {
cmd="getfattr --absolute-names --only-values -n trusted.glusterfs.dht"
$cmd $1 | od -tx1 -An | tr -d ' '
}
cleanup
TEST glusterd
TEST pidof glusterd
TEST $CLI volume info
TEST mkdir ${B0}/${V0}{1,2}
TEST truncate -s $((40*1024*1024)) ${B0}/disk1
TEST MKFS_LOOP -i 512 ${B0}/disk1
TEST MOUNT_LOOP ${B0}/disk1 ${B0}/${V0}1
TEST truncate -s $((80*1024*1024)) ${B0}/disk2
TEST MKFS_LOOP -i 512 ${B0}/disk2
TEST MOUNT_LOOP ${B0}/disk2 ${B0}/${V0}2
TEST $CLI volume create $V0 $H0:$B0/${V0}{1,2}
EXPECT "$V0" volinfo_field $V0 'Volume Name'
EXPECT 'Created' volinfo_field $V0 'Status'
TEST $CLI volume start $V0
EXPECT 'Started' volinfo_field $V0 'Status'
# Create some files for later tests.
TEST $GFS -s $H0 --volfile-id $V0 $M0
TEST mkdir $M0/dir
TEST touch_files
EXPECT_WITHIN $UMOUNT_TIMEOUT "Y" force_umount $M0
# Check that the larger brick got more of the files.
nfiles=$(count_files ${B0}/${V0}2)
#echo $nfiles $(get_xattr ${B0}/${V0}1) $(get_xattr ${B0}/${V0}2) 3>&2 2>&1 1>&3 3>&-
TEST [ $nfiles -ge 580 ]
# Turn off the size-weighted rebalance.
TEST $CLI volume set $V0 cluster.weighted-rebalance off
# Rebalance again and check that the distribution is even again.
TEST $CLI volume rebalance $V0 start force
TEST wait_for_rebalance
nfiles=$(count_files ${B0}/${V0}2)
#echo $nfiles $(get_xattr ${B0}/${V0}1) $(get_xattr ${B0}/${V0}2) 3>&2 2>&1 1>&3 3>&-
TEST [ $nfiles -le 580 ]
$CLI volume stop $V0
UMOUNT_LOOP ${B0}/${V0}{1,2}
rm -f ${B0}/disk{1,2}
cleanup
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